Initializing AMReX (26.05-51-gd6ac387a0802)...
MPI initialized with 2 MPI processes
MPI initialized with thread support level 0
OMP initialized with 2 OMP threads
AMReX (26.05-51-gd6ac387a0802) initialized
Successfully read inputs file ... 

AMReX git describe: 26.05-51-gd6ac387a0

Nyx git describe:   21.02.1-261-g8b5a29f3-dirty
Nyx::hydro_tile_size unset, using fabarray.mfiter_tile_size default: (1024000,8,8)
Suggested default for currently compiled CPU / GPU: nyx.hydro_tile_size=(1024,16,16)
Nyx::sundials_tile_size unset, using fabarray.mfiter_tile_size default: (1024000,8,8)
Suggested default for currently compiled CPU / GPU: nyx.sundials_tile_size=(1024,16,16)
Nyx::setting init_sb_vels to 0 since do_santa_barbara = 0
2 Species: H  He  
Successfully read inputs file ... 
Getting Gconst from nyx_constants: 4.300927161e-09
Using -5.404704468e-08 for 4 pi G in Gravity.cpp 
Initializing the data at level 0
... setting particle_initrandom_mass to 2.123188769e+11 by dividing 8.696581196e+14 by 4096

Initializing DM particles from "particle_file.2line" ...

Redistributing from processor 0 to 0
Redistributing from processor 1 to 1
Total number of particles: 16
Average     gas density 1
Average       dm density 0.0048828125
Average    total density 1.004882812
Done initializing the level 0 data
...estdt from hydro at level 0: 0.54
...estdt from particles at level 0: 0.003125
Nyx::est_time_step at level 0:  estdt = 0.003125
Integrating a from time 0 by dt = 0.003125
Old / new A time      0 0.003125
Old / new A           1 1
Old / new z           0 0
grid_places() time: 0.000428211 new finest: 1
Initializing the data at level 1
BA SIZE 0
FLEV    1
Calling redistribute because the size of BoxArray changed 
Done initializing the level 1 data
grid_places() time: 0.001066814 new finest: 2
Initializing the data at level 2
BA SIZE 2
FLEV    2
Calling redistribute because the size of BoxArray changed 
Done initializing the level 2 data
Now regridding at level lbase = 0
grid_places() time: 0.00147042 new finest: 2
Initializing the data at level 1
Calling redistribute because BoxArray changed 
Done initializing the level 1 data
Initializing the data at level 2
Calling redistribute because BoxArray changed 
Done initializing the level 2 data
NOT calling redistribute because NOT changed 
STEP = 0 TIME = 0 : REGRID  with lbase = 0
  Level 1   8 grids  32768 cells  100 % of domain
            smallest grid: 16 x 16 x 16  biggest grid: 16 x 16 x 16
  Level 2   40 grids  53248 cells  20.3125 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 16 x 16

Now regridding at level lbase = 0
grid_places() time: 0.00158991 new finest: 2
Regridding at level lbase = 0 but grids unchanged
Setting the current time in the state data to 0
Setting the current time in the state data to 0
Setting the current time in the state data to 0
NOT calling redistribute because NOT changed 
Gravity ... defining average density in Gravity::set_mass_offset to be 1.004882812
Gravity ... multilevel solve for new phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -8.67361738e-19 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 1.482787005e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 7.674118502e-19, 5.17546922e-13
MLMG: Timers: Solve = 0.051126214 Iter = 0.045996642 Bottom = 0.000726434
Average     gas density 1
Average       dm density 0.0048828125
Average    total density 1.004882812
Average temperature 471.6564507
... setting small_dens to 1e-06
... setting small_temp to 0.0004716564507
... setting small_pres to 6.666666667e-12
INITIAL GRIDS 
  Level 0   2 grids  4096 cells  100 % of domain
            smallest grid: 16 x 16 x 8  biggest grid: 16 x 16 x 8
  Level 1   8 grids  32768 cells  100 % of domain
            smallest grid: 16 x 16 x 16  biggest grid: 16 x 16 x 16
  Level 2   40 grids  53248 cells  20.3125 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 16 x 16

CHECKPOINT: file = Part-2line_restart_chk00000
checkPoint() time = 0.024734208 secs.
PLOTFILE: file = Part-2line_restart_plt00000
Output file Part-2line_restart_plt00000.temp at time 1.000000 and step 0
Write plotfile time = 0.016544797  seconds

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Re-integrating a from time 0 by dt = 0.003125
Old / new A time         0 0.003125
Old / new A              1 1
Old / new z              0 0
[Level 0 step 1] ADVANCE at time 0 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -8.67361738e-19 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 7.674118502e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.003444239 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting -4.792173602e-17 to ensure solvability 
MLMG: Initial rhs               = 6.729490427e-08
MLMG: Initial residual (resid0) = 5.789252198e-08
MLMG: Final Iter. 7 resid, resid/bnorm = 2.441165084e-21, 3.627563053e-14
MLMG: Timers: Solve = 0.004720354 Iter = 0.004387109 Bottom = 0.000469832
moveKick ... updating velocity only
[Level 0 step 1] Advanced 4096 cells
[Level 1 step 1] ADVANCE at time 0 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.573042079e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 1.613824205e-20, 2.987420681e-14
MLMG: Timers: Solve = 0.0122969 Iter = 0.011754929 Bottom = 0.000487432
moveKick ... updating velocity only
[Level 1 step 1] Advanced 32768 cells
[Level 2 step 1] ADVANCE at time 0 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 3.426157282e-19, 1.547843941e-13
MLMG: Timers: Solve = 0.036261953 Iter = 0.035649215 Bottom = 0.015263277
moveKick ... updating velocity only
[Level 2 step 1] Advanced 53248 cells
[Level 2 step 2] ADVANCE at time 0.00078125 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 3.426157282e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.001352659 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 6.110122623e-19, 2.913709493e-13
MLMG: Timers: Solve = 0.036311072 Iter = 0.035689212 Bottom = 0.01553229
moveKick ... updating velocity only
[Level 2 step 2] Advanced 53248 cells
[Level 1 step 2] ADVANCE at time 0.0015625 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -1.517883041e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 8.380401878e-10
MLMG: Final Iter. 6 resid, resid/bnorm = 9.773029853e-19, 6.590986988e-13
MLMG: Timers: Solve = 0.033321965 Iter = 0.030985182 Bottom = 0.000539036
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.851174617e-07
MLMG: Initial residual (resid0) = 3.113485678e-07
MLMG: Final Iter. 7 resid, resid/resid0 = 4.64628384e-20, 1.492309367e-13
MLMG: Timers: Solve = 0.012281502 Iter = 0.011701455 Bottom = 0.000497641
moveKick ... updating velocity only
[Level 1 step 2] Advanced 32768 cells
[Level 2 step 3] ADVANCE at time 0.0015625 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 4.916937337e-19, 2.221337504e-13
MLMG: Timers: Solve = 0.03642557 Iter = 0.035807207 Bottom = 0.015629694
moveKick ... updating velocity only
[Level 2 step 3] Advanced 53248 cells
[Level 2 step 4] ADVANCE at time 0.00234375 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 4.916937337e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000621915 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 2.574330306e-19, 1.227610494e-13
MLMG: Timers: Solve = 0.036649961 Iter = 0.0360279 Bottom = 0.015922333
moveKick ... updating velocity only
[Level 2 step 4] Advanced 53248 cells

[STEP 1] Coarse TimeStep time: 1.56501213
[STEP 1] FAB kilobyte spread across MPI nodes: [70282 ... 72347]

STEP = 1 TIME = 0.003125 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.003125 by dt = 0.003125
Old / new A time      0.003125 0.00625
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 1
grid_places() time: 0.00067058 new finest: 2
Setting the current time in the state data to 0.003125
Calling redistribute because BoxArray changed 
TIME = 0.003125 : REGRID  with lbase = 1
  Level 2   15 grids  11264 cells  4.296875 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 8 x 8

[Level 0 step 2] ADVANCE at time 0.003125 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -4.943961907e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.050217247e-08
MLMG: Final Iter. 8 resid, resid/bnorm = 9.793425542e-20, 6.604741957e-14
MLMG: Timers: Solve = 0.030518941 Iter = 0.028269035 Bottom = 0.000718441
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting -1.394283994e-16 to ensure solvability 
MLMG: Initial rhs               = 2.892150254e-08
MLMG: Initial residual (resid0) = 3.873110818e-08
MLMG: Final Iter. 7 resid, resid/resid0 = 3.889920228e-21, 1.004340028e-13
MLMG: Timers: Solve = 0.004536379 Iter = 0.004169408 Bottom = 0.00031358
moveKick ... updating velocity only
[Level 0 step 2] Advanced 4096 cells
[Level 1 step 3] ADVANCE at time 0.003125 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.641046646e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 2.531477697e-20, 4.686129258e-14
MLMG: Timers: Solve = 0.01224202 Iter = 0.01161914 Bottom = 0.000325965
moveKick ... updating velocity only
[Level 1 step 3] Advanced 32768 cells
[Level 2 step 5] ADVANCE at time 0.003125 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 8.975266368e-20, 4.054779312e-14
MLMG: Timers: Solve = 0.009109362 Iter = 0.008875485 Bottom = 0.002568903
moveKick ... updating velocity only
[Level 2 step 5] Advanced 11264 cells
[Level 2 step 6] ADVANCE at time 0.00390625 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 8.975266368e-20
MLMG: No iterations needed
MLMG: Timers: Solve = 0.00023352 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 1.897878028e-19, 9.050334286e-14
MLMG: Timers: Solve = 0.008996452 Iter = 0.00876627 Bottom = 0.002561452
moveKick ... updating velocity only
[Level 2 step 6] Advanced 11264 cells
[Level 1 step 4] ADVANCE at time 0.0046875 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting 9.540979118e-18 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 9.484814095e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 7.051416937e-19, 4.755515739e-13
MLMG: Timers: Solve = 0.021082318 Iter = 0.019737995 Bottom = 0.00033633
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 3.704988249e-07
MLMG: Initial residual (resid0) = 3.495865805e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 1.084899072e-20, 2.928211911e-14
MLMG: Timers: Solve = 0.012060764 Iter = 0.011438921 Bottom = 0.000322204
moveKick ... updating velocity only
[Level 1 step 4] Advanced 32768 cells
[Level 2 step 7] ADVANCE at time 0.0046875 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 2.131615442e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 1.294161291e-19, 4.677221237e-14
MLMG: Timers: Solve = 0.008873276 Iter = 0.008643363 Bottom = 0.002445414
moveKick ... updating velocity only
[Level 2 step 7] Advanced 11264 cells
[Level 2 step 8] ADVANCE at time 0.00546875 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 1.294161291e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000276023 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 2.793151269e-06
MLMG: Final Iter. 7 resid, resid/bnorm = 1.876333953e-18, 6.326488533e-13
MLMG: Timers: Solve = 0.007963606 Iter = 0.007730791 Bottom = 0.002285526
moveKick ... updating velocity only
[Level 2 step 8] Advanced 11264 cells

[STEP 2] Coarse TimeStep time: 0.660794799
[STEP 2] FAB kilobyte spread across MPI nodes: [70282 ... 72347]

STEP = 2 TIME = 0.00625 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.00625 by dt = 0.003125
Old / new A time      0.00625 0.009375
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 0
grid_places() time: 0.000899959 new finest: 2
Setting the current time in the state data to 0.00625
Setting the current time in the state data to 0.00625
Calling redistribute because BoxArray changed 
Gravity ... multilevel solve for new phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -8.326672685e-17 to ensure solvability 
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 7.247393028e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 3.389013253e-19, 1.142683233e-13
MLMG: Timers: Solve = 0.025067867 Iter = 0.022804584 Bottom = 0.00031465
STEP = 2 TIME = 0.00625 : REGRID  with lbase = 0
  Level 1   8 grids  32768 cells  100 % of domain
            smallest grid: 16 x 16 x 16  biggest grid: 16 x 16 x 16
  Level 2   14 grids  7168 cells  2.734375 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 8 x 8 x 8

[Level 0 step 3] ADVANCE at time 0.00625 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -8.326672685e-17 to ensure solvability 
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 3.389013253e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.001837538 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting -2.45029691e-17 to ensure solvability 
MLMG: Initial rhs               = 6.729490427e-08
MLMG: Initial residual (resid0) = 5.734865479e-08
MLMG: Final Iter. 7 resid, resid/bnorm = 5.037943521e-21, 7.486367022e-14
MLMG: Timers: Solve = 0.004622639 Iter = 0.004212554 Bottom = 0.000311084
moveKick ... updating velocity only
[Level 0 step 3] Advanced 4096 cells
[Level 1 step 5] ADVANCE at time 0.00625 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.57065785e-07
MLMG: Final Iter. 6 resid, resid/bnorm = 4.29034337e-19, 7.942042553e-13
MLMG: Timers: Solve = 0.010446521 Iter = 0.009851069 Bottom = 0.000283594
moveKick ... updating velocity only
[Level 1 step 5] Advanced 32768 cells
[Level 2 step 9] ADVANCE at time 0.00625 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 7 resid, resid/bnorm = 2.645371007e-18, 9.560620869e-13
MLMG: Timers: Solve = 0.006757911 Iter = 0.006526393 Bottom = 0.001440024
moveKick ... updating velocity only
[Level 2 step 9] Advanced 7168 cells
[Level 2 step 10] ADVANCE at time 0.00703125 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 2.645371007e-18
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000227511 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.650467071e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 1.633206081e-19, 6.16195575e-14
MLMG: Timers: Solve = 0.007660069 Iter = 0.007423487 Bottom = 0.001641992
moveKick ... updating velocity only
[Level 2 step 10] Advanced 7168 cells
[Level 1 step 6] ADVANCE at time 0.0078125 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting 1.127570259e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 9.957448238e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 5.796934466e-19, 3.909485616e-13
MLMG: Timers: Solve = 0.019936034 Iter = 0.018508371 Bottom = 0.000338416
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.851174617e-07
MLMG: Initial residual (resid0) = 3.444676299e-07
MLMG: Final Iter. 7 resid, resid/resid0 = 3.456467247e-20, 1.003422948e-13
MLMG: Timers: Solve = 0.012048082 Iter = 0.011413098 Bottom = 0.000320291
moveKick ... updating velocity only
[Level 1 step 6] Advanced 32768 cells
[Level 2 step 11] ADVANCE at time 0.0078125 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 8.703925278e-20, 3.932194845e-14
MLMG: Timers: Solve = 0.007632509 Iter = 0.007398579 Bottom = 0.001616852
moveKick ... updating velocity only
[Level 2 step 11] Advanced 7168 cells
[Level 2 step 12] ADVANCE at time 0.00859375 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 8.703925278e-20
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000236458 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 7 resid, resid/resid0 = 1.168963318e-18, 5.574388155e-13
MLMG: Timers: Solve = 0.006946923 Iter = 0.006716214 Bottom = 0.001458477
moveKick ... updating velocity only
[Level 2 step 12] Advanced 7168 cells

[STEP 3] Coarse TimeStep time: 0.605071108
[STEP 3] FAB kilobyte spread across MPI nodes: [70282 ... 72347]

STEP = 3 TIME = 0.009375 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.009375 by dt = 0.003125
Old / new A time      0.009375 0.0125
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 1
grid_places() time: 0.000614157 new finest: 2
Setting the current time in the state data to 0.009375
Calling redistribute because BoxArray changed 
TIME = 0.009375 : REGRID  with lbase = 1
  Level 2   36 grids  46080 cells  17.578125 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 16 x 16

[Level 0 step 4] ADVANCE at time 0.009375 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting 6.938893904e-18 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 1.380180577e-07
MLMG: Final Iter. 8 resid, resid/bnorm = 9.677237685e-20, 6.526384204e-14
MLMG: Timers: Solve = 0.049383302 Iter = 0.044855383 Bottom = 0.000747729
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting -6.613633252e-18 to ensure solvability 
MLMG: Initial rhs               = 1.432880048e-08
MLMG: Initial residual (resid0) = 4.198898866e-08
MLMG: Final Iter. 7 resid, resid/resid0 = 2.638706154e-21, 6.28428128e-14
MLMG: Timers: Solve = 0.004956504 Iter = 0.004468557 Bottom = 0.000519849
moveKick ... updating velocity only
[Level 0 step 4] Advanced 4096 cells
[Level 1 step 7] ADVANCE at time 0.009375 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.593886225e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 3.715529875e-20, 6.877980114e-14
MLMG: Timers: Solve = 0.012267417 Iter = 0.011689456 Bottom = 0.000465335
moveKick ... updating velocity only
[Level 1 step 7] Advanced 32768 cells
[Level 2 step 13] ADVANCE at time 0.009375 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 6.046688727e-19, 2.731728213e-13
MLMG: Timers: Solve = 0.032200176 Iter = 0.031607813 Bottom = 0.013260595
moveKick ... updating velocity only
[Level 2 step 13] Advanced 46080 cells
[Level 2 step 14] ADVANCE at time 0.01015625 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 6.046688727e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000592568 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 6.033815729e-19, 2.877321333e-13
MLMG: Timers: Solve = 0.031672159 Iter = 0.0310398 Bottom = 0.012576152
moveKick ... updating velocity only
[Level 2 step 14] Advanced 46080 cells
[Level 1 step 8] ADVANCE at time 0.0109375 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -8.847089727e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 3.198732139e-08
MLMG: Final Iter. 7 resid, resid/bnorm = 2.423606108e-19, 1.634493761e-13
MLMG: Timers: Solve = 0.039696476 Iter = 0.034658182 Bottom = 0.000624278
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.851174617e-07
MLMG: Initial residual (resid0) = 3.113486436e-07
MLMG: Final Iter. 7 resid, resid/resid0 = 3.300719478e-20, 1.060136136e-13
MLMG: Timers: Solve = 0.012373257 Iter = 0.011657299 Bottom = 0.000568001
moveKick ... updating velocity only
[Level 1 step 8] Advanced 32768 cells
[Level 2 step 15] ADVANCE at time 0.0109375 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 4.947654689e-19, 2.235214761e-13
MLMG: Timers: Solve = 0.031022085 Iter = 0.030414891 Bottom = 0.01235453
moveKick ... updating velocity only
[Level 2 step 15] Advanced 46080 cells
[Level 2 step 16] ADVANCE at time 0.01171875 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 4.947654689e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000597332 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 1.132377171e-18, 5.399921275e-13
MLMG: Timers: Solve = 0.031367256 Iter = 0.030713233 Bottom = 0.01235191
moveKick ... updating velocity only
[Level 2 step 16] Advanced 46080 cells

[STEP 4] Coarse TimeStep time: 1.500571242
[STEP 4] FAB kilobyte spread across MPI nodes: [70282 ... 72347]

STEP = 4 TIME = 0.0125 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.0125 by dt = 0.003125
Old / new A time      0.0125 0.015625
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 0
grid_places() time: 0.001324498 new finest: 2
Setting the current time in the state data to 0.0125
Setting the current time in the state data to 0.0125
Calling redistribute because BoxArray changed 
Gravity ... multilevel solve for new phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -7.372574773e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 7.152210038e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 1.451220918e-18, 9.787116513e-13
MLMG: Timers: Solve = 0.047580015 Iter = 0.042569965 Bottom = 0.000663928
STEP = 4 TIME = 0.0125 : REGRID  with lbase = 0
  Level 1   8 grids  32768 cells  100 % of domain
            smallest grid: 16 x 16 x 16  biggest grid: 16 x 16 x 16
  Level 2   40 grids  53248 cells  20.3125 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 16 x 16

[Level 0 step 5] ADVANCE at time 0.0125 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -7.372574773e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 1.451220918e-18
MLMG: No iterations needed
MLMG: Timers: Solve = 0.003393119 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting 4.33680869e-19 to ensure solvability 
MLMG: Initial rhs               = 6.729490427e-08
MLMG: Initial residual (resid0) = 5.789252198e-08
MLMG: Final Iter. 7 resid, resid/bnorm = 2.437649566e-21, 3.622339006e-14
MLMG: Timers: Solve = 0.004995489 Iter = 0.00455064 Bottom = 0.000476454
moveKick ... updating velocity only
[Level 0 step 5] Advanced 4096 cells
[Level 1 step 9] ADVANCE at time 0.0125 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.573042079e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 1.613994811e-20, 2.987736497e-14
MLMG: Timers: Solve = 0.012211112 Iter = 0.011604893 Bottom = 0.000490205
moveKick ... updating velocity only
[Level 1 step 9] Advanced 32768 cells
[Level 2 step 17] ADVANCE at time 0.0125 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 3.426338228e-19, 1.547925687e-13
MLMG: Timers: Solve = 0.036792711 Iter = 0.03607042 Bottom = 0.015351803
moveKick ... updating velocity only
[Level 2 step 17] Advanced 53248 cells
[Level 2 step 18] ADVANCE at time 0.01328125 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 3.426338228e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.00074744 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 6.110145887e-19, 2.913720588e-13
MLMG: Timers: Solve = 0.036769425 Iter = 0.036046785 Bottom = 0.015546983
moveKick ... updating velocity only
[Level 2 step 18] Advanced 53248 cells
[Level 1 step 10] ADVANCE at time 0.0140625 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -7.849623729e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 8.380401878e-10
MLMG: Final Iter. 6 resid, resid/bnorm = 9.772995732e-19, 6.590963976e-13
MLMG: Timers: Solve = 0.035053828 Iter = 0.032051328 Bottom = 0.000542807
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.851174617e-07
MLMG: Initial residual (resid0) = 3.113485678e-07
MLMG: Final Iter. 7 resid, resid/resid0 = 4.646133914e-20, 1.492261213e-13
MLMG: Timers: Solve = 0.01257121 Iter = 0.011783158 Bottom = 0.00050239
moveKick ... updating velocity only
[Level 1 step 10] Advanced 32768 cells
[Level 2 step 19] ADVANCE at time 0.0140625 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 4.916691251e-19, 2.221226329e-13
MLMG: Timers: Solve = 0.036817122 Iter = 0.036106005 Bottom = 0.015717558
moveKick ... updating velocity only
[Level 2 step 19] Advanced 53248 cells
[Level 2 step 20] ADVANCE at time 0.01484375 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 4.916691251e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000700802 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 2.57439648e-19, 1.22764205e-13
MLMG: Timers: Solve = 0.036990719 Iter = 0.036281778 Bottom = 0.015948045
moveKick ... updating velocity only
[Level 2 step 20] Advanced 53248 cells

[STEP 5] Coarse TimeStep time: 1.701706658
[STEP 5] FAB kilobyte spread across MPI nodes: [72347 ... 72369]

STEP = 5 TIME = 0.015625 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.015625 by dt = 0.003125
Old / new A time      0.015625 0.01875
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 1
grid_places() time: 0.000714848 new finest: 2
Setting the current time in the state data to 0.015625
Calling redistribute because BoxArray changed 
TIME = 0.015625 : REGRID  with lbase = 1
  Level 2   15 grids  11264 cells  4.296875 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 8 x 8

[Level 0 step 6] ADVANCE at time 0.015625 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -3.382710778e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.050217247e-08
MLMG: Final Iter. 8 resid, resid/bnorm = 9.797582124e-20, 6.60754518e-14
MLMG: Timers: Solve = 0.031221569 Iter = 0.028502137 Bottom = 0.000712599
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting 2.341876693e-17 to ensure solvability 
MLMG: Initial rhs               = 2.892150254e-08
MLMG: Initial residual (resid0) = 3.873110818e-08
MLMG: Final Iter. 7 resid, resid/resid0 = 3.889713433e-21, 1.004286636e-13
MLMG: Timers: Solve = 0.004615245 Iter = 0.004202434 Bottom = 0.000318379
moveKick ... updating velocity only
[Level 0 step 6] Advanced 4096 cells
[Level 1 step 11] ADVANCE at time 0.015625 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.641046646e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 2.530572968e-20, 4.684454475e-14
MLMG: Timers: Solve = 0.012202507 Iter = 0.011579681 Bottom = 0.000319497
moveKick ... updating velocity only
[Level 1 step 11] Advanced 32768 cells
[Level 2 step 21] ADVANCE at time 0.015625 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 8.971430318e-20, 4.053046289e-14
MLMG: Timers: Solve = 0.009349566 Iter = 0.009099037 Bottom = 0.002635641
moveKick ... updating velocity only
[Level 2 step 21] Advanced 11264 cells
[Level 2 step 22] ADVANCE at time 0.01640625 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 8.971430318e-20
MLMG: No iterations needed
MLMG: Timers: Solve = 0.00026092 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 1.898401736e-19, 9.052831674e-14
MLMG: Timers: Solve = 0.00915198 Iter = 0.008895053 Bottom = 0.002562578
moveKick ... updating velocity only
[Level 2 step 22] Advanced 11264 cells
[Level 1 step 12] ADVANCE at time 0.0171875 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -5.290906602e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 9.484814095e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 7.050093448e-19, 4.75462317e-13
MLMG: Timers: Solve = 0.022260447 Iter = 0.020649454 Bottom = 0.000330239
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 3.704988249e-07
MLMG: Initial residual (resid0) = 3.495865805e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 1.085602176e-20, 2.930109632e-14
MLMG: Timers: Solve = 0.012157927 Iter = 0.011520496 Bottom = 0.00032172
moveKick ... updating velocity only
[Level 1 step 12] Advanced 32768 cells
[Level 2 step 23] ADVANCE at time 0.0171875 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 2.131615442e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 1.294725325e-19, 4.679259708e-14
MLMG: Timers: Solve = 0.009040148 Iter = 0.008785022 Bottom = 0.002447284
moveKick ... updating velocity only
[Level 2 step 23] Advanced 11264 cells
[Level 2 step 24] ADVANCE at time 0.01796875 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 1.294725325e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000252482 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 2.793151269e-06
MLMG: Final Iter. 7 resid, resid/bnorm = 1.876337469e-18, 6.326500387e-13
MLMG: Timers: Solve = 0.008068947 Iter = 0.007812786 Bottom = 0.00228895
moveKick ... updating velocity only
[Level 2 step 24] Advanced 11264 cells

[STEP 6] Coarse TimeStep time: 0.68191594
[STEP 6] FAB kilobyte spread across MPI nodes: [72347 ... 72369]

STEP = 6 TIME = 0.01875 DT = 0.003125

CHECKPOINT: file = Part-2line_restart_chk00006
checkPoint() time = 0.005520794 secs.
...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.01875 by dt = 0.003125
Old / new A time      0.01875 0.021875
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 0
grid_places() time: 0.000920988 new finest: 2
Setting the current time in the state data to 0.01875
Setting the current time in the state data to 0.01875
Calling redistribute because BoxArray changed 
Gravity ... multilevel solve for new phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -4.857225733e-17 to ensure solvability 
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 7.247393028e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 3.388535557e-19, 1.142522167e-13
MLMG: Timers: Solve = 0.025962647 Iter = 0.023466342 Bottom = 0.000314744
STEP = 6 TIME = 0.01875 : REGRID  with lbase = 0
  Level 1   8 grids  32768 cells  100 % of domain
            smallest grid: 16 x 16 x 16  biggest grid: 16 x 16 x 16
  Level 2   14 grids  7168 cells  2.734375 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 8 x 8 x 8

[Level 0 step 7] ADVANCE at time 0.01875 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -4.857225733e-17 to ensure solvability 
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 3.388535557e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.00187362 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting 1.084202172e-17 to ensure solvability 
MLMG: Initial rhs               = 6.729490427e-08
MLMG: Initial residual (resid0) = 5.734865479e-08
MLMG: Final Iter. 7 resid, resid/bnorm = 5.038512207e-21, 7.487212088e-14
MLMG: Timers: Solve = 0.004586724 Iter = 0.004189821 Bottom = 0.00031874
moveKick ... updating velocity only
[Level 0 step 7] Advanced 4096 cells
[Level 1 step 13] ADVANCE at time 0.01875 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.57065785e-07
MLMG: Final Iter. 6 resid, resid/bnorm = 4.29026789e-19, 7.941902829e-13
MLMG: Timers: Solve = 0.010609921 Iter = 0.010009545 Bottom = 0.000291142
moveKick ... updating velocity only
[Level 1 step 13] Advanced 32768 cells
[Level 2 step 25] ADVANCE at time 0.01875 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 7 resid, resid/bnorm = 2.645428289e-18, 9.560827893e-13
MLMG: Timers: Solve = 0.006740276 Iter = 0.006509017 Bottom = 0.00142755
moveKick ... updating velocity only
[Level 2 step 25] Advanced 7168 cells
[Level 2 step 26] ADVANCE at time 0.01953125 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 2.645428289e-18
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000231507 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.650467071e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 1.632918119e-19, 6.160869291e-14
MLMG: Timers: Solve = 0.007734467 Iter = 0.00750571 Bottom = 0.001684381
moveKick ... updating velocity only
[Level 2 step 26] Advanced 7168 cells
[Level 1 step 14] ADVANCE at time 0.0203125 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -9.887923813e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 9.957448238e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 5.797543477e-19, 3.909896337e-13
MLMG: Timers: Solve = 0.020253639 Iter = 0.018831664 Bottom = 0.000332273
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.851174617e-07
MLMG: Initial residual (resid0) = 3.444676299e-07
MLMG: Final Iter. 7 resid, resid/resid0 = 3.456865328e-20, 1.003538512e-13
MLMG: Timers: Solve = 0.012174797 Iter = 0.011532284 Bottom = 0.000319987
moveKick ... updating velocity only
[Level 1 step 14] Advanced 32768 cells
[Level 2 step 27] ADVANCE at time 0.0203125 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 8.703925278e-20, 3.932194845e-14
MLMG: Timers: Solve = 0.007628203 Iter = 0.007389905 Bottom = 0.00161683
moveKick ... updating velocity only
[Level 2 step 27] Advanced 7168 cells
[Level 2 step 28] ADVANCE at time 0.02109375 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 8.703925278e-20
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000227581 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 7 resid, resid/resid0 = 1.168882151e-18, 5.574001097e-13
MLMG: Timers: Solve = 0.006783002 Iter = 0.006554067 Bottom = 0.001461656
moveKick ... updating velocity only
[Level 2 step 28] Advanced 7168 cells

[STEP 7] Coarse TimeStep time: 0.615083958
[STEP 7] FAB kilobyte spread across MPI nodes: [72347 ... 72369]

STEP = 7 TIME = 0.021875 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.021875 by dt = 0.003125
Old / new A time      0.021875 0.025
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 1
grid_places() time: 0.000629068 new finest: 2
Setting the current time in the state data to 0.021875
Calling redistribute because BoxArray changed 
TIME = 0.021875 : REGRID  with lbase = 1
  Level 2   36 grids  46080 cells  17.578125 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 16 x 16

[Level 0 step 8] ADVANCE at time 0.021875 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -2.428612866e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 1.380180577e-07
MLMG: Final Iter. 8 resid, resid/bnorm = 9.685628398e-20, 6.532042949e-14
MLMG: Timers: Solve = 0.0491756 Iter = 0.04464527 Bottom = 0.000755342
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting -2.374402758e-17 to ensure solvability 
MLMG: Initial rhs               = 1.432880048e-08
MLMG: Initial residual (resid0) = 4.198898866e-08
MLMG: Final Iter. 7 resid, resid/resid0 = 2.651941044e-21, 6.315801186e-14
MLMG: Timers: Solve = 0.004916514 Iter = 0.004437059 Bottom = 0.000495482
moveKick ... updating velocity only
[Level 0 step 8] Advanced 4096 cells
[Level 1 step 15] ADVANCE at time 0.021875 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.593886225e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 3.715297231e-20, 6.877549455e-14
MLMG: Timers: Solve = 0.012238461 Iter = 0.011631732 Bottom = 0.000491364
moveKick ... updating velocity only
[Level 1 step 15] Advanced 32768 cells
[Level 2 step 29] ADVANCE at time 0.021875 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 6.047458005e-19, 2.732075751e-13
MLMG: Timers: Solve = 0.032234392 Iter = 0.031628216 Bottom = 0.013285631
moveKick ... updating velocity only
[Level 2 step 29] Advanced 46080 cells
[Level 2 step 30] ADVANCE at time 0.02265625 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 6.047458005e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000589627 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 6.034123336e-19, 2.877468021e-13
MLMG: Timers: Solve = 0.031203208 Iter = 0.030603815 Bottom = 0.012530996
moveKick ... updating velocity only
[Level 2 step 30] Advanced 46080 cells
[Level 1 step 16] ADVANCE at time 0.0234375 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -8.847089727e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 3.198732139e-08
MLMG: Final Iter. 7 resid, resid/bnorm = 2.423461351e-19, 1.634396136e-13
MLMG: Timers: Solve = 0.039836346 Iter = 0.0349832 Bottom = 0.000630677
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.851174617e-07
MLMG: Initial residual (resid0) = 3.113486436e-07
MLMG: Final Iter. 7 resid, resid/resid0 = 3.300585061e-20, 1.060092963e-13
MLMG: Timers: Solve = 0.012483591 Iter = 0.011736849 Bottom = 0.000577322
moveKick ... updating velocity only
[Level 1 step 16] Advanced 32768 cells
[Level 2 step 31] ADVANCE at time 0.0234375 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 4.947589548e-19, 2.235185333e-13
MLMG: Timers: Solve = 0.030885711 Iter = 0.030275701 Bottom = 0.012275266
moveKick ... updating velocity only
[Level 2 step 31] Advanced 46080 cells
[Level 2 step 32] ADVANCE at time 0.02421875 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 4.947589548e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000597141 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 1.13248305e-18, 5.400426176e-13
MLMG: Timers: Solve = 0.031084421 Iter = 0.030476234 Bottom = 0.012223237
moveKick ... updating velocity only
[Level 2 step 32] Advanced 46080 cells

[STEP 8] Coarse TimeStep time: 1.503071181
[STEP 8] FAB kilobyte spread across MPI nodes: [72347 ... 72369]

STEP = 8 TIME = 0.025 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.025 by dt = 0.003125
Old / new A time      0.025 0.028125
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 0
grid_places() time: 0.001266218 new finest: 2
Setting the current time in the state data to 0.025
Setting the current time in the state data to 0.025
Calling redistribute because BoxArray changed 
Gravity ... multilevel solve for new phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -5.59448321e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 7.152210038e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 1.451182971e-18, 9.786860597e-13
MLMG: Timers: Solve = 0.047734029 Iter = 0.0423093 Bottom = 0.000662761
STEP = 8 TIME = 0.025 : REGRID  with lbase = 0
  Level 1   8 grids  32768 cells  100 % of domain
            smallest grid: 16 x 16 x 16  biggest grid: 16 x 16 x 16
  Level 2   40 grids  53248 cells  20.3125 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 16 x 16

[Level 0 step 9] ADVANCE at time 0.025 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -5.59448321e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 1.451182971e-18
MLMG: No iterations needed
MLMG: Timers: Solve = 0.003426864 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting -6.960577947e-17 to ensure solvability 
MLMG: Initial rhs               = 6.729490427e-08
MLMG: Initial residual (resid0) = 5.789252198e-08
MLMG: Final Iter. 7 resid, resid/bnorm = 2.438528446e-21, 3.623645018e-14
MLMG: Timers: Solve = 0.005020317 Iter = 0.004377908 Bottom = 0.000503902
moveKick ... updating velocity only
[Level 0 step 9] Advanced 4096 cells
[Level 1 step 17] ADVANCE at time 0.025 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.573042079e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 1.61448078e-20, 2.988636095e-14
MLMG: Timers: Solve = 0.01234576 Iter = 0.011702847 Bottom = 0.000493594
moveKick ... updating velocity only
[Level 1 step 17] Advanced 32768 cells
[Level 2 step 33] ADVANCE at time 0.025 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 3.426379587e-19, 1.547944372e-13
MLMG: Timers: Solve = 0.036839011 Iter = 0.036125222 Bottom = 0.01541908
moveKick ... updating velocity only
[Level 2 step 33] Advanced 53248 cells
[Level 2 step 34] ADVANCE at time 0.02578125 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 3.426379587e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000709487 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 6.110276168e-19, 2.913782714e-13
MLMG: Timers: Solve = 0.036621395 Iter = 0.035928298 Bottom = 0.015621729
moveKick ... updating velocity only
[Level 2 step 34] Advanced 53248 cells
[Level 1 step 18] ADVANCE at time 0.0265625 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -6.591949209e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 8.380401878e-10
MLMG: Final Iter. 6 resid, resid/bnorm = 9.773029336e-19, 6.590986639e-13
MLMG: Timers: Solve = 0.0350871 Iter = 0.032124092 Bottom = 0.000540745
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.851174617e-07
MLMG: Initial residual (resid0) = 3.113485678e-07
MLMG: Final Iter. 7 resid, resid/resid0 = 4.644676008e-20, 1.491792958e-13
MLMG: Timers: Solve = 0.01237936 Iter = 0.011627042 Bottom = 0.000497251
moveKick ... updating velocity only
[Level 1 step 18] Advanced 32768 cells
[Level 2 step 35] ADVANCE at time 0.0265625 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 4.91684583e-19, 2.221296164e-13
MLMG: Timers: Solve = 0.036830414 Iter = 0.036092178 Bottom = 0.015712616
moveKick ... updating velocity only
[Level 2 step 35] Advanced 53248 cells
[Level 2 step 36] ADVANCE at time 0.02734375 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 4.91684583e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.00073611 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 2.574477647e-19, 1.227680756e-13
MLMG: Timers: Solve = 0.03707558 Iter = 0.03637754 Bottom = 0.016002027
moveKick ... updating velocity only
[Level 2 step 36] Advanced 53248 cells

[STEP 9] Coarse TimeStep time: 1.702387223
[STEP 9] FAB kilobyte spread across MPI nodes: [72347 ... 72369]

STEP = 9 TIME = 0.028125 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.028125 by dt = 0.003125
Old / new A time      0.028125 0.03125
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 1
grid_places() time: 0.000746703 new finest: 2
Setting the current time in the state data to 0.028125
Calling redistribute because BoxArray changed 
TIME = 0.028125 : REGRID  with lbase = 1
  Level 2   15 grids  11264 cells  4.296875 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 8 x 8

[Level 0 step 10] ADVANCE at time 0.028125 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -1.240327285e-16 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.050217247e-08
MLMG: Final Iter. 8 resid, resid/bnorm = 9.768579104e-20, 6.587985378e-14
MLMG: Timers: Solve = 0.031452201 Iter = 0.028572273 Bottom = 0.000709768
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882812
 ... subtracting -1.240327285e-16 to ensure solvability 
MLMG: Initial rhs               = 2.892150254e-08
MLMG: Initial residual (resid0) = 3.873110818e-08
MLMG: Final Iter. 7 resid, resid/resid0 = 3.89069571e-21, 1.00454025e-13
MLMG: Timers: Solve = 0.004717858 Iter = 0.004304783 Bottom = 0.000320487
moveKick ... updating velocity only
[Level 0 step 10] Advanced 4096 cells
[Level 1 step 19] ADVANCE at time 0.028125 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.641046646e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 2.529756128e-20, 4.682942385e-14
MLMG: Timers: Solve = 0.012155859 Iter = 0.011570243 Bottom = 0.000326934
moveKick ... updating velocity only
[Level 1 step 19] Advanced 32768 cells
[Level 2 step 37] ADVANCE at time 0.028125 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 8.97602634e-20, 4.055122646e-14
MLMG: Timers: Solve = 0.009212627 Iter = 0.008957099 Bottom = 0.002594269
moveKick ... updating velocity only
[Level 2 step 37] Advanced 11264 cells
[Level 2 step 38] ADVANCE at time 0.02890625 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 8.97602634e-20
MLMG: No iterations needed
MLMG: Timers: Solve = 0.00025504 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 1.898154616e-19, 9.051653242e-14
MLMG: Timers: Solve = 0.009135211 Iter = 0.008875938 Bottom = 0.002567824
moveKick ... updating velocity only
[Level 2 step 38] Advanced 11264 cells
[Level 1 step 20] ADVANCE at time 0.0296875 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
 ... subtracting -3.469446952e-17 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 9.484814095e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 7.049696401e-19, 4.754355399e-13
MLMG: Timers: Solve = 0.021890215 Iter = 0.02033458 Bottom = 0.000334594
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 3.704988249e-07
MLMG: Initial residual (resid0) = 3.495865805e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 1.085266134e-20, 2.929202633e-14
MLMG: Timers: Solve = 0.01209717 Iter = 0.011465491 Bottom = 0.000316735
moveKick ... updating velocity only
[Level 1 step 20] Advanced 32768 cells
[Level 2 step 39] ADVANCE at time 0.0296875 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 2.131615442e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 1.294914543e-19, 4.679943558e-14
MLMG: Timers: Solve = 0.008995095 Iter = 0.008739191 Bottom = 0.002435263
moveKick ... updating velocity only
[Level 2 step 39] Advanced 11264 cells
[Level 2 step 40] ADVANCE at time 0.03046875 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882812 from RHS at each level 
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 1.294914543e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000258798 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882812
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 2.793151269e-06
MLMG: Final Iter. 7 resid, resid/bnorm = 1.876248185e-18, 6.326199346e-13
MLMG: Timers: Solve = 0.00804442 Iter = 0.007791514 Bottom = 0.002271969
moveKick ... updating velocity only
[Level 2 step 40] Advanced 11264 cells

[STEP 10] Coarse TimeStep time: 0.683310917
[STEP 10] FAB kilobyte spread across MPI nodes: [72347 ... 72369]

STEP = 10 TIME = 0.03125 DT = 0.003125

PLOTFILE: file = Part-2line_restart_plt00010
Output file Part-2line_restart_plt00010.temp at time 1.000000 and step 10
Write plotfile time = 0.00623922  seconds

Time w/o init: 11.23098263
CHECKPOINT: file = Part-2line_restart_chk00010
checkPoint() time = 0.005082114 secs.
Run time = 11.37059568
Unused ParmParse Variables:
  [TOP]::amr.probin_file(nvals = 1)  :: []
  [TOP]::particles.particle_output_file(nvals = 1)  :: [final_particles]

AMReX (26.05-51-gd6ac387a0802) finalized
Initializing AMReX (26.05-51-gd6ac387a0802)...
MPI initialized with 2 MPI processes
MPI initialized with thread support level 0
OMP initialized with 2 OMP threads
AMReX (26.05-51-gd6ac387a0802) initialized
Successfully read inputs file ... 

AMReX git describe: 26.05-51-gd6ac387a0

Nyx git describe:   21.02.1-261-g8b5a29f3-dirty
Nyx::hydro_tile_size unset, using fabarray.mfiter_tile_size default: (1024000,8,8)
Suggested default for currently compiled CPU / GPU: nyx.hydro_tile_size=(1024,16,16)
Nyx::sundials_tile_size unset, using fabarray.mfiter_tile_size default: (1024000,8,8)
Suggested default for currently compiled CPU / GPU: nyx.sundials_tile_size=(1024,16,16)
Nyx::setting init_sb_vels to 0 since do_santa_barbara = 0
2 Species: H  He  
restarting calculation from file: Part-2line_restart_chk00006
Successfully read inputs file ... 
read CPU time: 27.40357088
Getting Gconst from nyx_constants: 4.300927161e-09
Using -5.404704468e-08 for 4 pi G in Gravity.cpp 
...setting old_a_time to 0.01875
Gravity ... defining average density in Gravity::set_mass_offset to be 1.004882813
Gravity ... multilevel solve for new phi at base level 0 to finest level 2
 ... subtracting average density 1.004882813 from RHS at each level 
 ... subtracting -1.651977166e-14 to ensure solvability 
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 7.247393028e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 4.500348501e-19, 1.517395298e-13
MLMG: Timers: Solve = 0.027117602 Iter = 0.023868074 Bottom = 0.000308623
Average     gas density 1
Average       dm density 0.0048828125
Average    total density 1.004882813
Average temperature 471.6564507
... setting small_dens to 1e-06
... setting small_temp to 0.0004716564507
... setting small_pres to 6.666666667e-12
Restart time = 0.053101196 seconds.
...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.01875 by dt = 0.003125
Old / new A time      0.01875 0.021875
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 0
grid_places() time: 0.000956552 new finest: 2
Setting the current time in the state data to 0.01875
Setting the current time in the state data to 0.01875
BA SIZE 0
FLEV    2
Calling redistribute because the size of BoxArray changed 
Gravity ... multilevel solve for new phi at base level 0 to finest level 2
 ... subtracting average density 1.004882813 from RHS at each level 
 ... subtracting -1.652150639e-14 to ensure solvability 
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 5.094599016e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 5.51579387e-19, 1.8597759e-13
MLMG: Timers: Solve = 0.024934107 Iter = 0.022695636 Bottom = 0.000313905
STEP = 6 TIME = 0.01875 : REGRID  with lbase = 0
  Level 1   8 grids  32768 cells  100 % of domain
            smallest grid: 16 x 16 x 16  biggest grid: 16 x 16 x 16
  Level 2   14 grids  7168 cells  2.734375 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 8 x 8 x 8

[Level 0 step 7] ADVANCE at time 0.01875 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882813 from RHS at each level 
 ... subtracting -1.652150639e-14 to ensure solvability 
MLMG: Initial rhs               = 2.965837911e-06
MLMG: Initial residual (resid0) = 5.51579387e-19
MLMG: No iterations needed
MLMG: Timers: Solve = 0.001947448 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882813
 ... subtracting -1.643997438e-14 to ensure solvability 
MLMG: Initial rhs               = 6.729490427e-08
MLMG: Initial residual (resid0) = 5.734865479e-08
MLMG: Final Iter. 7 resid, resid/bnorm = 5.038202015e-21, 7.486751143e-14
MLMG: Timers: Solve = 0.00459184 Iter = 0.004227541 Bottom = 0.00030968
moveKick ... updating velocity only
[Level 0 step 7] Advanced 4096 cells
[Level 1 step 13] ADVANCE at time 0.01875 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882813
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.57065785e-07
MLMG: Final Iter. 6 resid, resid/bnorm = 4.290296841e-19, 7.941956422e-13
MLMG: Timers: Solve = 0.010677782 Iter = 0.010116334 Bottom = 0.000282646
moveKick ... updating velocity only
[Level 1 step 13] Advanced 32768 cells
[Level 2 step 25] ADVANCE at time 0.01875 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882813
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 7 resid, resid/bnorm = 2.645363459e-18, 9.56059359e-13
MLMG: Timers: Solve = 0.006764667 Iter = 0.006497575 Bottom = 0.00143478
moveKick ... updating velocity only
[Level 2 step 25] Advanced 7168 cells
[Level 2 step 26] ADVANCE at time 0.01953125 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882813 from RHS at each level 
MLMG: Initial rhs               = 2.766944786e-06
MLMG: Initial residual (resid0) = 2.645363459e-18
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000228304 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882813
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.650467071e-06
MLMG: Final Iter. 8 resid, resid/resid0 = 1.633037026e-19, 6.161317919e-14
MLMG: Timers: Solve = 0.007631729 Iter = 0.007406612 Bottom = 0.001636712
moveKick ... updating velocity only
[Level 2 step 26] Advanced 7168 cells
[Level 1 step 14] ADVANCE at time 0.0203125 with dt = 0.0015625
Gravity ... multilevel solve for old phi at base level 1 to finest level 2
 ... subtracting average density 1.004882813 from RHS at each level 
 ... subtracting -1.650936332e-14 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 9.957448238e-09
MLMG: Final Iter. 7 resid, resid/bnorm = 5.797539341e-19, 3.909893547e-13
MLMG: Timers: Solve = 0.019632667 Iter = 0.018305357 Bottom = 0.000332509
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882813
MLMG: Initial rhs               = 1.851174617e-07
MLMG: Initial residual (resid0) = 3.444676299e-07
MLMG: Final Iter. 7 resid, resid/resid0 = 3.456317321e-20, 1.003379424e-13
MLMG: Timers: Solve = 0.012152562 Iter = 0.011527893 Bottom = 0.000322127
moveKick ... updating velocity only
[Level 1 step 14] Advanced 32768 cells
[Level 2 step 27] ADVANCE at time 0.0203125 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882813
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 8 resid, resid/bnorm = 8.715174934e-20, 3.937277131e-14
MLMG: Timers: Solve = 0.007682049 Iter = 0.007459057 Bottom = 0.001627398
moveKick ... updating velocity only
[Level 2 step 27] Advanced 7168 cells
[Level 2 step 28] ADVANCE at time 0.02109375 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882813 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 8.715174934e-20
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000226572 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882813
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 2.097025334e-06
MLMG: Final Iter. 7 resid, resid/resid0 = 1.168923148e-18, 5.574196598e-13
MLMG: Timers: Solve = 0.006872622 Iter = 0.006642084 Bottom = 0.001500788
moveKick ... updating velocity only
[Level 2 step 28] Advanced 7168 cells

[STEP 7] Coarse TimeStep time: 0.672915035
[STEP 7] FAB kilobyte spread across MPI nodes: [38144 ... 38150]

STEP = 7 TIME = 0.021875 DT = 0.003125

...estdt from hydro at level 0: 0.54
...there are no particles at level 0
Nyx::est_time_step at level 0:  estdt = 0.54
...estdt from hydro at level 1: 0.27
...there are no particles at level 1
Nyx::est_time_step at level 1:  estdt = 0.27
...estdt from hydro at level 2: 0.135
...estdt from particles at level 2: 0.00078125
Nyx::est_time_step at level 2:  estdt = 0.00078125
Nyx::compute_new_dt : limiting dt at level 0
 ... new dt computed: 0.54
 ... but limiting to: 0.0034375 = 1.1 * 0.003125
Nyx::compute_new_dt : limiting dt at level 1
 ... new dt computed: 0.27
 ... but limiting to: 0.00171875 = 1.1 * 0.0015625
Integrating a from time 0.021875 by dt = 0.003125
Old / new A time      0.021875 0.025
Old / new A           1 1
Old / new z           0 0
Now regridding at level lbase = 1
grid_places() time: 0.000577344 new finest: 2
Setting the current time in the state data to 0.021875
Calling redistribute because BoxArray changed 
TIME = 0.021875 : REGRID  with lbase = 1
  Level 2   36 grids  46080 cells  17.578125 % of domain
            smallest grid: 8 x 8 x 8  biggest grid: 16 x 16 x 16

[Level 0 step 8] ADVANCE at time 0.021875 with dt = 0.003125
Gravity ... multilevel solve for old phi at base level 0 to finest level 2
 ... subtracting average density 1.004882813 from RHS at each level 
 ... subtracting -1.652931264e-14 to ensure solvability 
MLMG: Initial rhs               = 1.482787005e-06
MLMG: Initial residual (resid0) = 1.380180577e-07
MLMG: Final Iter. 8 resid, resid/bnorm = 9.68384479e-20, 6.530840074e-14
MLMG: Timers: Solve = 0.050658948 Iter = 0.044968296 Bottom = 0.000745108
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 0
 ... solve for phi at level 0
 ... subtracting average density from RHS in solve ... 1.004882813
 ... subtracting -1.645298481e-14 to ensure solvability 
MLMG: Initial rhs               = 1.432880048e-08
MLMG: Initial residual (resid0) = 4.198898866e-08
MLMG: Final Iter. 7 resid, resid/resid0 = 2.650286683e-21, 6.311861198e-14
MLMG: Timers: Solve = 0.004863891 Iter = 0.004429991 Bottom = 0.000500951
moveKick ... updating velocity only
[Level 0 step 8] Advanced 4096 cells
[Level 1 step 15] ADVANCE at time 0.021875 with dt = 0.0015625
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 1
 ... solve for phi at level 1
 ... subtracting average density from RHS in solve ... 1.004882813
MLMG: Initial rhs               = 5.402065453e-07
MLMG: Initial residual (resid0) = 4.593886225e-07
MLMG: Final Iter. 7 resid, resid/bnorm = 3.715250702e-20, 6.877463323e-14
MLMG: Timers: Solve = 0.012338804 Iter = 0.011752411 Bottom = 0.000459261
moveKick ... updating velocity only
[Level 1 step 15] Advanced 32768 cells
[Level 2 step 29] ADVANCE at time 0.021875 with dt = 0.00078125
moveKickDrift ... updating particle positions and velocity
... Computing hydro advance
Updating state with the hydro sources ... 
Enforce minimum density... 
Gravity ... single level solve for new phi at level 2
 ... solve for phi at level 2
 ... subtracting average density from RHS in solve ... 1.004882813
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 1.578173705e-06
MLMG: Final Iter. 1 resid, resid/bnorm = 0, 0
MLMG: Timers: Solve = 0.003375965 Iter = 0.002786028 Bottom = 0.000114612
moveKick ... updating velocity only
[Level 2 step 29] Advanced 46080 cells
[Level 2 step 30] ADVANCE at time 0.02265625 with dt = 0.00078125
Gravity ... multilevel solve for old phi at base level 2 to finest level 2
 ... subtracting average density 1.004882813 from RHS at each level 
MLMG: Initial rhs               = 2.213503049e-06
MLMG: Initial residual (resid0) = 0
MLMG: No iterations needed
MLMG: Timers: Solve = 0.000599619 Iter = 0 Bottom = 0
moveKickDrift ... updating particle positions and velocity
