!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!! !!!!! !!!!! VERIFICATION CHECK: vc-memory-leak !!!!! !!!!! !!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Description: Check that the model has no memory leaks. This is tested using the Valgrind memory debugging tool (http://valgrind.org) by performing a series of energy and force calculations on a randomly distorted face-centered cubic (FCC) cube base structure for both non-periodic and periodic boundary conditions. Separate configurations are tested for each species supported by the model, as well as one containing a random distribution of all species. Configurations used for testing are provided as auxiliary files. Author: Ellad Tadmor ----------------------------------------------------------------------------------------------------- Results for KIM Model : Sim_LAMMPS_TersoffZBL_HenrikssonBjorkasNordlund_2013_FeC__SM_473463498269_000 Supported species : C Fe random seed = 13 lattice constant (orig) = 3.000 perturbation amplitude = 0.300 number unit cells per side = 2 ----------------------------------------------------------------------------------------------------- MONOATOMIC STRUCTURE (pbc=False)-- Species = C (Configuration in file "config-F-C.xyz") ----------------------------------------------------------------------------------------------------- Energy = 5052.519140623262 Forces: 1 -1.92443328e+02 -3.21249848e+02 -1.91085819e+02 2 -1.57011357e+01 -5.01783910e+01 -4.56791410e+02 3 -4.06135191e+01 -4.68162847e+02 -2.13796320e+02 4 -4.60817717e+02 2.39230221e+01 7.46957659e+01 5 1.25291349e+02 -4.37935634e+02 -1.67583456e+02 6 2.00958167e+02 -7.84090623e+01 -3.17686522e+02 7 2.72828653e+02 -5.00625986e+02 -1.22287764e+02 8 -3.66945462e+01 -3.77060486e+02 -1.18082996e+02 9 -2.30317960e+02 1.76926721e+02 -4.95398846e+02 10 -2.40573739e+02 5.69963848e+02 -6.13757093e+02 11 -5.46311320e+02 -3.08174537e+02 -2.09965662e+02 12 -5.46458673e+02 3.61558613e+02 -1.80056934e+02 13 3.58839717e+02 2.64103390e+02 -5.83041941e+02 14 4.49218161e+02 3.76991474e+02 -2.92230050e+02 15 6.75358806e+02 -5.81547613e+01 -3.78480391e+02 16 -9.67191365e+00 5.25728067e+02 5.69229457e+01 17 -6.16576749e+02 -2.11394346e+02 -1.35368277e+02 18 -1.14162102e+01 1.20471248e+02 1.50475655e+00 19 4.12293300e+01 -4.56221341e+02 4.07763116e+02 20 -2.18150360e+02 2.06867875e+02 3.05894077e+02 21 4.12508759e+01 -4.19064374e+02 2.42722611e+02 22 7.38709772e+02 -9.89117745e+01 1.03223426e+02 23 2.64400929e+02 -7.65080237e+01 2.32596065e+02 24 1.23228538e+02 -8.70097690e+00 4.24170977e+02 25 -5.87050931e+02 2.13029979e+01 1.19570797e+02 26 -4.54644995e+01 5.74078261e+02 4.91866198e+00 27 -7.98246858e+01 -3.36146927e+02 5.00623970e+02 28 -7.51482642e+02 4.07287836e+02 3.46952952e+02 29 5.81889944e+01 -5.21145119e+01 2.90010646e+02 30 4.90598338e+02 3.69397647e+02 8.56267238e+01 31 5.47130231e+02 1.21545750e+01 5.70234547e+02 32 2.42338068e+02 2.48258253e+02 7.08181445e+02 MONOATOMIC STRUCTURE (pbc=True)-- Species = C (Configuration in file "config-T-C.xyz") ----------------------------------------------------------------------------------------------------- Energy = 5052.519140623262 Forces: 1 -1.92443328e+02 -3.21249848e+02 -1.91085819e+02 2 -1.57011357e+01 -5.01783910e+01 -4.56791410e+02 3 -4.06135191e+01 -4.68162847e+02 -2.13796320e+02 4 -4.60817717e+02 2.39230221e+01 7.46957659e+01 5 1.25291349e+02 -4.37935634e+02 -1.67583456e+02 6 2.00958167e+02 -7.84090623e+01 -3.17686522e+02 7 2.72828653e+02 -5.00625986e+02 -1.22287764e+02 8 -3.66945462e+01 -3.77060486e+02 -1.18082996e+02 9 -2.30317960e+02 1.76926721e+02 -4.95398846e+02 10 -2.40573739e+02 5.69963848e+02 -6.13757093e+02 11 -5.46311320e+02 -3.08174537e+02 -2.09965662e+02 12 -5.46458673e+02 3.61558613e+02 -1.80056934e+02 13 3.58839717e+02 2.64103390e+02 -5.83041941e+02 14 4.49218161e+02 3.76991474e+02 -2.92230050e+02 15 6.75358806e+02 -5.81547613e+01 -3.78480391e+02 16 -9.67191365e+00 5.25728067e+02 5.69229457e+01 17 -6.16576749e+02 -2.11394346e+02 -1.35368277e+02 18 -1.14162102e+01 1.20471248e+02 1.50475655e+00 19 4.12293300e+01 -4.56221341e+02 4.07763116e+02 20 -2.18150360e+02 2.06867875e+02 3.05894077e+02 21 4.12508759e+01 -4.19064374e+02 2.42722611e+02 22 7.38709772e+02 -9.89117745e+01 1.03223426e+02 23 2.64400929e+02 -7.65080237e+01 2.32596065e+02 24 1.23228538e+02 -8.70097690e+00 4.24170977e+02 25 -5.87050931e+02 2.13029979e+01 1.19570797e+02 26 -4.54644995e+01 5.74078261e+02 4.91866198e+00 27 -7.98246858e+01 -3.36146927e+02 5.00623970e+02 28 -7.51482642e+02 4.07287836e+02 3.46952952e+02 29 5.81889944e+01 -5.21145119e+01 2.90010646e+02 30 4.90598338e+02 3.69397647e+02 8.56267238e+01 31 5.47130231e+02 1.21545750e+01 5.70234547e+02 32 2.42338068e+02 2.48258253e+02 7.08181445e+02 MONOATOMIC STRUCTURE (pbc=False)-- Species = Fe (Configuration in file "config-F-Fe.xyz") ----------------------------------------------------------------------------------------------------- Energy = -13.496459846991005 Forces: 1 -5.67833817e-01 -1.22705861e+00 -1.25717897e+00 2 -1.22366465e+01 -1.67085878e+01 -7.29018239e+00 3 -1.82559111e+00 -2.25398131e+01 -1.52352598e+01 4 -9.93737810e+00 -3.96434288e+00 3.73002009e+00 5 8.40806077e-01 -4.61457161e+00 -5.04461548e+00 6 9.73704937e+00 -2.51983952e+00 -8.62293693e+00 7 8.26118527e+00 -7.40460364e+00 1.02368117e+00 8 -9.09456713e+00 2.85278000e+00 -1.66376883e+00 9 -1.02503513e+01 -2.54030336e+00 -1.48442564e+01 10 5.90958711e+00 2.83934311e+01 -2.85927630e+01 11 7.37869915e+00 -2.96345263e+01 2.02656369e+01 12 -1.68917723e+01 1.05150545e+01 5.59155008e+00 13 1.53624616e+01 1.75777087e+01 -3.27209050e+00 14 -4.15262813e-02 -1.96131362e+00 4.43739285e-01 15 8.18262131e+00 1.08871117e+01 -9.07847613e+00 16 8.45919782e+00 4.53648333e+00 1.35915940e+00 17 -3.42911146e+00 -1.66852868e+00 2.74106266e+00 18 -3.27176259e+00 2.00456997e+01 2.05543771e+01 19 -2.43066363e+00 -2.19198415e+00 1.08957005e+00 20 -1.61898757e+00 -7.22650317e+00 8.15544040e+00 21 -9.34552074e+00 -1.40937821e+01 -6.89081186e+00 22 1.17661034e+01 -4.26768116e+00 -8.19134450e+00 23 1.42229029e+01 -9.20743305e+00 1.45925537e+01 24 -6.74309639e+00 -5.57463746e-01 1.15568856e+01 25 -2.36147743e+01 -3.06236227e+00 -2.08138099e+01 26 1.84716326e+00 1.81846255e+01 5.27353573e+00 27 2.11581775e+01 -3.86683640e+00 2.50198490e+01 28 -4.72812094e+00 4.04462183e+00 1.63466694e+00 29 -1.61790079e+01 -2.87750175e-01 -1.33930392e+01 30 1.00336773e+01 7.52878348e+00 -7.29105149e+00 31 1.56351951e+01 4.04337280e+00 1.78372089e+01 32 -6.58811498e+00 1.09356128e+01 1.06126484e+01 MONOATOMIC STRUCTURE (pbc=True)-- Species = Fe (Configuration in file "config-T-Fe.xyz") ----------------------------------------------------------------------------------------------------- Energy = -13.496459846991005 Forces: 1 -5.67833817e-01 -1.22705861e+00 -1.25717897e+00 2 -1.22366465e+01 -1.67085878e+01 -7.29018239e+00 3 -1.82559111e+00 -2.25398131e+01 -1.52352598e+01 4 -9.93737810e+00 -3.96434288e+00 3.73002009e+00 5 8.40806077e-01 -4.61457161e+00 -5.04461548e+00 6 9.73704937e+00 -2.51983952e+00 -8.62293693e+00 7 8.26118527e+00 -7.40460364e+00 1.02368117e+00 8 -9.09456713e+00 2.85278000e+00 -1.66376883e+00 9 -1.02503513e+01 -2.54030336e+00 -1.48442564e+01 10 5.90958711e+00 2.83934311e+01 -2.85927630e+01 11 7.37869915e+00 -2.96345263e+01 2.02656369e+01 12 -1.68917723e+01 1.05150545e+01 5.59155008e+00 13 1.53624616e+01 1.75777087e+01 -3.27209050e+00 14 -4.15262813e-02 -1.96131362e+00 4.43739285e-01 15 8.18262131e+00 1.08871117e+01 -9.07847613e+00 16 8.45919782e+00 4.53648333e+00 1.35915940e+00 17 -3.42911146e+00 -1.66852868e+00 2.74106266e+00 18 -3.27176259e+00 2.00456997e+01 2.05543771e+01 19 -2.43066363e+00 -2.19198415e+00 1.08957005e+00 20 -1.61898757e+00 -7.22650317e+00 8.15544040e+00 21 -9.34552074e+00 -1.40937821e+01 -6.89081186e+00 22 1.17661034e+01 -4.26768116e+00 -8.19134450e+00 23 1.42229029e+01 -9.20743305e+00 1.45925537e+01 24 -6.74309639e+00 -5.57463746e-01 1.15568856e+01 25 -2.36147743e+01 -3.06236227e+00 -2.08138099e+01 26 1.84716326e+00 1.81846255e+01 5.27353573e+00 27 2.11581775e+01 -3.86683640e+00 2.50198490e+01 28 -4.72812094e+00 4.04462183e+00 1.63466694e+00 29 -1.61790079e+01 -2.87750175e-01 -1.33930392e+01 30 1.00336773e+01 7.52878348e+00 -7.29105149e+00 31 1.56351951e+01 4.04337280e+00 1.78372089e+01 32 -6.58811498e+00 1.09356128e+01 1.06126484e+01 MIXED STRUCTURE (pbc=False)-- Species = C Fe (Configuration in file "config-F-CFe.xyz") ----------------------------------------------------------------------------------------------------- Energy = -77.52763839824232 Forces: 1 -2.52406886e+01 -1.61030393e+01 -1.66979075e+01 2 1.18382062e+01 1.94503877e+01 -1.41907646e+00 3 1.93951745e+01 -5.73287963e+00 7.13594826e+00 4 -2.67602102e+00 2.63511699e+00 6.77804550e-01 5 3.05198478e+00 2.31301700e+00 8.31169423e+00 6 -4.52868482e+00 -1.04977611e+01 1.22313767e+01 7 -6.37741814e+00 1.32086614e+01 -8.76759314e+00 8 -5.61277401e+00 -8.80118044e+00 8.53919313e-01 9 -8.17835507e+00 -9.75435499e+00 -1.48893459e+01 10 2.53309033e+00 1.41402295e+00 1.99577353e+00 11 1.67300723e+01 1.18311422e+01 -2.31675924e+01 12 -2.07264371e-01 1.24124610e+01 7.85097620e+00 13 4.00758456e+00 6.43363464e+00 -2.66080126e+00 14 1.08622650e+01 1.86155054e+01 -2.61484497e+01 15 -2.20143705e+00 -2.12958202e+01 2.31763330e+01 16 -8.19508815e+00 9.65983204e-01 5.12479414e+00 17 -1.28694226e+01 -8.79908908e+00 2.23541379e+00 18 2.81837887e+01 -3.62966255e+01 7.77537184e+00 19 4.84812082e+00 -2.91784091e+00 4.67482813e+00 20 -5.91103946e-01 3.09097274e+00 -3.22778647e+00 21 6.90228182e+00 1.37639745e+00 -2.05140139e+00 22 2.80260738e+00 -4.54576551e+00 -1.30557259e+01 23 1.47160348e-03 1.74763955e+00 -1.48276539e+00 24 -1.02429201e+01 -1.44538551e+01 3.72699372e+00 25 -4.04781494e+01 2.33991733e+01 1.42239793e+01 26 2.47496239e+00 -5.13849043e+00 1.72102164e+00 27 1.46993631e+00 1.04122700e+01 1.63778101e+01 28 1.12089305e+00 -2.70969454e+00 -1.42447410e+00 29 5.03839053e+00 1.50891620e-01 -3.21767790e+00 30 -1.05106657e+00 4.32734312e+00 -4.28730418e+00 31 6.61503915e+00 1.11884989e+01 1.00332270e+01 32 5.74524272e-01 2.07327771e+00 -5.62936366e+00 MIXED STRUCTURE (pbc=True)-- Species = C Fe (Configuration in file "config-T-CFe.xyz") ----------------------------------------------------------------------------------------------------- Energy = -76.23386174877382 Forces: 1 -3.39064365e+01 -1.78714148e+01 -1.72663926e+01 2 1.42236412e+01 2.09122273e+01 -3.63380464e+00 3 1.92693639e+01 1.52361366e+00 7.30758785e+00 4 -5.25695486e+00 4.67816748e+00 2.67556854e+00 5 -9.58105325e-01 -1.29365029e+00 -1.14332227e+00 6 -6.84177599e-01 -7.37910879e-01 1.73464068e+00 7 1.53637335e+00 6.44464608e-01 1.63049485e-01 8 -5.92096331e+00 -7.27285287e+00 4.01643466e+00 9 -1.10225037e+01 -1.25585144e+01 -1.60113628e+01 10 5.18555175e+00 3.99157273e+00 -2.22165790e-01 11 1.78984244e+01 1.15552103e+01 -2.32915217e+01 12 -4.63029182e+00 2.34981784e+00 9.58272840e+00 13 2.79784054e+00 3.90458066e+00 -9.96439528e+00 14 7.26624735e+00 2.65892416e+01 -3.11827721e+01 15 1.52012935e+00 -2.30348023e+01 2.70807222e+01 16 -2.13778690e+00 -1.22865041e+00 6.06387824e+00 17 -1.32800246e+01 -1.25223602e+01 6.14895017e+00 18 2.79590549e+01 -3.56641457e+01 7.73659632e+00 19 1.08752501e+01 -6.36552380e+00 1.56355086e+00 20 -4.90063415e+00 5.01649888e+00 -2.42702551e+00 21 3.37729330e+00 7.00133723e-01 7.95631192e-01 22 -2.79813576e-01 -5.15493026e+00 -1.18046993e+01 23 1.99176393e+00 -6.31576170e-01 -2.67504481e+00 24 -1.01421764e+01 -1.41604224e+01 7.31233170e+00 25 -3.32706668e+01 2.45373035e+01 1.29259507e+01 26 -2.76919731e-01 -7.54845854e-01 3.58433119e-01 27 1.63524217e+00 1.10091745e+01 1.62576110e+01 28 -4.65498419e-02 -7.59018543e-01 -1.54436324e+00 29 4.73078329e+00 2.92761559e-02 -4.37749358e+00 30 -2.73433451e+00 1.00799528e+01 -9.34463601e-01 31 6.42698969e+00 9.78726008e+00 1.61843714e+01 32 2.75439045e+00 2.70212304e+00 -1.42920922e+00 ================================================================================ VALGRIND OUTPUT ================================================================================ ==51455== Memcheck, a memory error detector ==51455== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al. ==51455== Using Valgrind-3.13.0 and LibVEX; rerun with -h for copyright info ==51455== Command: python runner2.py Sim_LAMMPS_TersoffZBL_HenrikssonBjorkasNordlund_2013_FeC__SM_473463498269_000 ==51455== ==51794== Warning: invalid file descriptor 1048564 in syscall close() ==51794== Warning: invalid file descriptor 1048565 in syscall close() ==51794== Warning: invalid file descriptor 1048566 in syscall close() ==51794== Warning: invalid file descriptor 1048567 in syscall close() ==51794== Use --log-fd= to select an alternative log fd. ==51794== Warning: invalid file descriptor 1048568 in syscall close() ==51794== Warning: invalid file descriptor 1048569 in syscall close() ==51795== Warning: invalid file descriptor 1048564 in syscall close() ==51795== Warning: invalid file descriptor 1048565 in syscall close() ==51795== Warning: invalid file descriptor 1048566 in syscall close() ==51795== Warning: invalid file descriptor 1048567 in syscall close() ==51795== Use --log-fd= to select an alternative log fd. ==51795== Warning: invalid file descriptor 1048568 in syscall close() ==51795== Warning: invalid file descriptor 1048569 in syscall close() ==51796== Warning: invalid file descriptor 1048564 in syscall close() ==51796== Warning: invalid file descriptor 1048565 in syscall close() ==51796== Warning: invalid file descriptor 1048566 in syscall close() ==51796== Warning: invalid file descriptor 1048567 in syscall close() ==51796== Use --log-fd= to select an alternative log fd. ==51796== Warning: invalid file descriptor 1048568 in syscall close() ==51796== Warning: invalid file descriptor 1048569 in syscall close() ==51802== Warning: invalid file descriptor 1048564 in syscall close() ==51802== Warning: invalid file descriptor 1048565 in syscall close() ==51802== Warning: invalid file descriptor 1048566 in syscall close() ==51802== Warning: invalid file descriptor 1048567 in syscall close() ==51802== Use --log-fd= to select an alternative log fd. ==51802== Warning: invalid file descriptor 1048568 in syscall close() ==51802== Warning: invalid file descriptor 1048569 in syscall close() ==51807== Warning: invalid file descriptor 1048564 in syscall close() ==51807== Warning: invalid file descriptor 1048565 in syscall close() ==51807== Warning: invalid file descriptor 1048566 in syscall close() ==51807== Warning: invalid file descriptor 1048567 in syscall close() ==51807== Use --log-fd= to select an alternative log fd. ==51807== Warning: invalid file descriptor 1048568 in syscall close() ==51807== Warning: invalid file descriptor 1048569 in syscall close() ==51810== Warning: invalid file descriptor 1048564 in syscall close() ==51810== Warning: invalid file descriptor 1048565 in syscall close() ==51810== Warning: invalid file descriptor 1048566 in syscall close() ==51810== Warning: invalid file descriptor 1048567 in syscall close() ==51810== Use --log-fd= to select an alternative log fd. ==51810== Warning: invalid file descriptor 1048568 in syscall close() ==51810== Warning: invalid file descriptor 1048569 in syscall close() ==51812== Warning: invalid file descriptor 1048564 in syscall close() ==51812== Warning: invalid file descriptor 1048565 in syscall close() ==51812== Warning: invalid file descriptor 1048566 in syscall close() ==51812== Warning: invalid file descriptor 1048567 in syscall close() ==51812== Use --log-fd= to select an alternative log fd. ==51812== Warning: invalid file descriptor 1048568 in syscall close() ==51812== Warning: invalid file descriptor 1048569 in syscall close() ==51814== Warning: invalid file descriptor 1048564 in syscall close() ==51814== Warning: invalid file descriptor 1048565 in syscall close() ==51814== Warning: invalid file descriptor 1048566 in syscall close() ==51814== Warning: invalid file descriptor 1048567 in syscall close() ==51814== Use --log-fd= to select an alternative log fd. ==51814== Warning: invalid file descriptor 1048568 in syscall close() ==51814== Warning: invalid file descriptor 1048569 in syscall close() ==51895== Warning: invalid file descriptor 1048564 in syscall close() ==51895== Warning: invalid file descriptor 1048565 in syscall close() ==51895== Warning: invalid file descriptor 1048566 in syscall close() ==51895== Warning: invalid file descriptor 1048567 in syscall close() ==51895== Use --log-fd= to select an alternative log fd. ==51895== Warning: invalid file descriptor 1048568 in syscall close() ==51895== Warning: invalid file descriptor 1048569 in syscall close() ==51897== Warning: invalid file descriptor 1048564 in syscall close() ==51897== Warning: invalid file descriptor 1048565 in syscall close() ==51897== Warning: invalid file descriptor 1048566 in syscall close() ==51897== Warning: invalid file descriptor 1048567 in syscall close() ==51897== Use --log-fd= to select an alternative log fd. ==51897== Warning: invalid file descriptor 1048568 in syscall close() ==51897== Warning: invalid file descriptor 1048569 in syscall close() ==51899== Warning: invalid file descriptor 1048564 in syscall close() ==51899== Warning: invalid file descriptor 1048565 in syscall close() ==51899== Warning: invalid file descriptor 1048566 in syscall close() ==51899== Warning: invalid file descriptor 1048567 in syscall close() ==51899== Use --log-fd= to select an alternative log fd. ==51899== Warning: invalid file descriptor 1048568 in syscall close() ==51899== Warning: invalid file descriptor 1048569 in syscall close() ==51905== Warning: invalid file descriptor 1048564 in syscall close() ==51905== Warning: invalid file descriptor 1048565 in syscall close() ==51905== Warning: invalid file descriptor 1048566 in syscall close() ==51905== Warning: invalid file descriptor 1048567 in syscall close() ==51905== Use --log-fd= to select an alternative log fd. ==51905== Warning: invalid file descriptor 1048568 in syscall close() ==51905== Warning: invalid file descriptor 1048569 in syscall close() ==52055== Warning: invalid file descriptor 1048564 in syscall close() ==52055== Warning: invalid file descriptor 1048565 in syscall close() ==52055== Warning: invalid file descriptor 1048566 in syscall close() ==52055== Warning: invalid file descriptor 1048567 in syscall close() ==52055== Use --log-fd= to select an alternative log fd. ==52055== Warning: invalid file descriptor 1048568 in syscall close() ==52055== Warning: invalid file descriptor 1048569 in syscall close() ==52064== Warning: invalid file descriptor 1048564 in syscall close() ==52064== Warning: invalid file descriptor 1048565 in syscall close() ==52064== Warning: invalid file descriptor 1048566 in syscall close() ==52064== Warning: invalid file descriptor 1048567 in syscall close() ==52064== Use --log-fd= to select an alternative log fd. ==52064== Warning: invalid file descriptor 1048568 in syscall close() ==52064== Warning: invalid file descriptor 1048569 in syscall close() ==52071== Warning: invalid file descriptor 1048564 in syscall close() ==52071== Warning: invalid file descriptor 1048565 in syscall close() ==52071== Warning: invalid file descriptor 1048566 in syscall close() ==52071== Warning: invalid file descriptor 1048567 in syscall close() ==52071== Use --log-fd= to select an alternative log fd. ==52071== Warning: invalid file descriptor 1048568 in syscall close() ==52071== Warning: invalid file descriptor 1048569 in syscall close() ==52080== Warning: invalid file descriptor 1048564 in syscall close() ==52080== Warning: invalid file descriptor 1048565 in syscall close() ==52080== Warning: invalid file descriptor 1048566 in syscall close() ==52080== Warning: invalid file descriptor 1048567 in syscall close() ==52080== Use --log-fd= to select an alternative log fd. ==52080== Warning: invalid file descriptor 1048568 in syscall close() ==52080== Warning: invalid file descriptor 1048569 in syscall close() ==51455== ==51455== HEAP SUMMARY: ==51455== in use at exit: 1,779,759 bytes in 1,487 blocks ==51455== total heap usage: 40,464 allocs, 38,977 frees, 54,988,770 bytes allocated ==51455== ==51455== LEAK SUMMARY: ==51455== definitely lost: 0 bytes in 0 blocks ==51455== indirectly lost: 0 bytes in 0 blocks ==51455== possibly lost: 178,423 bytes in 96 blocks ==51455== still reachable: 1,601,336 bytes in 1,391 blocks ==51455== suppressed: 0 bytes in 0 blocks ==51455== Rerun with --leak-check=full to see details of leaked memory ==51455== ==51455== For counts of detected and suppressed errors, rerun with: -v ==51455== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 13560 from 613) ================================================================================ To pass this verification check the number of bytes that are "definitely lost" or "indirectly lost" must be zero. NOTE that Valgrind will typically report non-zero "possibly lost" bytes due to Python's internal memory allocation and garbage collection that it does not monitor. Full Valgrind output written to auxiliary file "valgrind.out" Grade: P Comment: No memory leak detected.