Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001296/0.001296, allocations: 84.8 kB / 21.62 MB, free: 2.84 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001335/0.001335, allocations: 176.2 kB / 25.05 MB, free: 9.199 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 0.884/0.884, allocations: 177.1 MB / 205.5 MB, free: 5.477 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 1.931/1.931, allocations: 389.6 MB / 0.6363 GB, free: 12.29 MB / 0.6042 GB " [Timeout remaining time 178] Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: translateModel(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT") translateModel(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.442e-06/1.442e-06, allocations: 0 / 0.7761 GB, free: 5.293 MB / 0.7292 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.468e-05/1.612e-05, allocations: 2.312 kB / 0.7761 GB, free: 5.289 MB / 0.7292 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT): time 0.01403/0.01405, allocations: 18.08 MB / 0.7938 GB, free: 3.27 MB / 0.7448 GB Notification: Performance of NFInst.instExpressions: time 0.005144/0.01919, allocations: 4.349 MB / 0.798 GB, free: 14.94 MB / 0.7605 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004228/0.01962, allocations: 52.12 kB / 0.7981 GB, free: 14.89 MB / 0.7605 GB Notification: Performance of NFTyping.typeComponents: time 0.0004593/0.02008, allocations: 238.3 kB / 0.7983 GB, free: 14.66 MB / 0.7605 GB Notification: Performance of NFTyping.typeBindings: time 0.001187/0.02126, allocations: 0.9241 MB / 0.7992 GB, free: 13.73 MB / 0.7605 GB Notification: Performance of NFTyping.typeClassSections: time 0.001127/0.02239, allocations: 0.8816 MB / 0.8001 GB, free: 12.86 MB / 0.7605 GB Notification: Performance of NFFlatten.flatten: time 0.001558/0.02395, allocations: 2.182 MB / 0.8022 GB, free: 10.67 MB / 0.7605 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006368/0.02459, allocations: 0.5408 MB / 0.8027 GB, free: 10.13 MB / 0.7605 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005107/0.02969, allocations: 4.515 MB / 0.8071 GB, free: 5.641 MB / 0.7605 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003923/0.03008, allocations: 474.5 kB / 0.8076 GB, free: 5.176 MB / 0.7605 GB Notification: Performance of NFPackage.collectConstants: time 5.7e-05/0.03014, allocations: 52 kB / 0.8076 GB, free: 5.125 MB / 0.7605 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0007807/0.03092, allocations: 0.5029 MB / 0.8081 GB, free: 4.621 MB / 0.7605 GB Notification: Performance of NFScalarize.scalarize: time 0.0001103/0.03103, allocations: 183.2 kB / 0.8083 GB, free: 4.441 MB / 0.7605 GB Notification: Performance of NFVerifyModel.verify: time 0.0001661/0.0312, allocations: 259.4 kB / 0.8086 GB, free: 4.188 MB / 0.7605 GB Notification: Performance of NFConvertDAE.convert: time 0.0006783/0.03188, allocations: 0.8019 MB / 0.8093 GB, free: 3.383 MB / 0.7605 GB Notification: Performance of FrontEnd - DAE generated: time 2.885e-06/0.03188, allocations: 3.984 kB / 0.8093 GB, free: 3.379 MB / 0.7605 GB Notification: Performance of FrontEnd: time 5.51e-07/0.03188, allocations: 0 / 0.8093 GB, free: 3.379 MB / 0.7605 GB Notification: Performance of Transformations before backend: time 5.35e-06/0.03189, allocations: 0 / 0.8093 GB, free: 3.379 MB / 0.7605 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 110 * Number of variables: 110 Notification: Performance of Generate backend data structure: time 0.0007313/0.03262, allocations: 0.9263 MB / 0.8102 GB, free: 2.422 MB / 0.7605 GB Notification: Performance of prepare preOptimizeDAE: time 2.766e-05/0.03264, allocations: 13.34 kB / 0.8103 GB, free: 2.41 MB / 0.7605 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001908/0.03284, allocations: 112.7 kB / 0.8104 GB, free: 2.301 MB / 0.7605 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004951/0.03333, allocations: 0.4883 MB / 0.8108 GB, free: 1.781 MB / 0.7605 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.15e-05/0.03335, allocations: 33.38 kB / 0.8109 GB, free: 1.75 MB / 0.7605 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.832e-05/0.0334, allocations: 52.38 kB / 0.8109 GB, free: 1.699 MB / 0.7605 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.000348/0.03375, allocations: 0.5166 MB / 0.8114 GB, free: 1.117 MB / 0.7605 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.41e-05/0.03376, allocations: 3.938 kB / 0.8114 GB, free: 1.113 MB / 0.7605 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.406e-05/0.03379, allocations: 16 kB / 0.8115 GB, free: 1.098 MB / 0.7605 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.388e-05/0.03381, allocations: 16 kB / 0.8115 GB, free: 1.082 MB / 0.7605 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001456/0.03396, allocations: 137.6 kB / 0.8116 GB, free: 0.9453 MB / 0.7605 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001142/0.0351, allocations: 1.608 MB / 0.8132 GB, free: 15.27 MB / 0.7761 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001307/0.03523, allocations: 155.8 kB / 0.8133 GB, free: 15.11 MB / 0.7761 GB Notification: Performance of preOpt resolveLoops (simulation): time 4.508e-05/0.03527, allocations: 43.66 kB / 0.8134 GB, free: 15.06 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 8.073e-05/0.03535, allocations: 31.98 kB / 0.8134 GB, free: 15.03 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.09e-05/0.03538, allocations: 38.56 kB / 0.8134 GB, free: 14.98 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=21): time 1.103e-06/0.03538, allocations: 0 / 0.8134 GB, free: 14.98 MB / 0.7761 GB Notification: Performance of matching and sorting (n=21): time 0.0001885/0.03556, allocations: 145.9 kB / 0.8136 GB, free: 14.84 MB / 0.7761 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.43e-05/0.03559, allocations: 59.39 kB / 0.8136 GB, free: 14.77 MB / 0.7761 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002888/0.03588, allocations: 476.7 kB / 0.8141 GB, free: 14.29 MB / 0.7761 GB Notification: Performance of collectPreVariables (initialization): time 1.865e-05/0.0359, allocations: 29.7 kB / 0.8141 GB, free: 14.25 MB / 0.7761 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001159/0.03601, allocations: 297.3 kB / 0.8144 GB, free: 13.95 MB / 0.7761 GB Notification: Performance of collectInitialBindings (initialization): time 4.001e-05/0.03605, allocations: 79.31 kB / 0.8145 GB, free: 13.88 MB / 0.7761 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.285e-05/0.03612, allocations: 77.56 kB / 0.8145 GB, free: 13.79 MB / 0.7761 GB Notification: Performance of setup shared object (initialization): time 8.504e-05/0.0362, allocations: 374.6 kB / 0.8149 GB, free: 13.42 MB / 0.7761 GB Notification: Performance of preBalanceInitialSystem (initialization): time 3.987e-05/0.03624, allocations: 35.67 kB / 0.8149 GB, free: 13.38 MB / 0.7761 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001206/0.03636, allocations: 252.9 kB / 0.8152 GB, free: 13.05 MB / 0.7761 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.000167/0.03653, allocations: 226.3 kB / 0.8154 GB, free: 12.77 MB / 0.7761 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.124e-06/0.03653, allocations: 0 / 0.8154 GB, free: 12.77 MB / 0.7761 GB Notification: Performance of matching and sorting (n=43) (initialization): time 0.0002375/0.03677, allocations: 239.4 kB / 0.8156 GB, free: 12.53 MB / 0.7761 GB Notification: Performance of prepare postOptimizeDAE: time 1.021e-05/0.03678, allocations: 7.938 kB / 0.8156 GB, free: 12.52 MB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.64e-06/0.03678, allocations: 4 kB / 0.8156 GB, free: 12.52 MB / 0.7761 GB Notification: Performance of postOpt tearingSystem (initialization): time 9.978e-06/0.03679, allocations: 12.5 kB / 0.8156 GB, free: 12.51 MB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001553/0.03695, allocations: 87.84 kB / 0.8157 GB, free: 12.42 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.891e-06/0.03695, allocations: 7.938 kB / 0.8157 GB, free: 12.41 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001309/0.03709, allocations: 39.72 kB / 0.8158 GB, free: 12.38 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.654e-05/0.0371, allocations: 16 kB / 0.8158 GB, free: 12.36 MB / 0.7761 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 8.93e-05/0.03719, allocations: 121.7 kB / 0.8159 GB, free: 12.23 MB / 0.7761 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0001052/0.0373, allocations: 247.1 kB / 0.8161 GB, free: 11.91 MB / 0.7761 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0001993/0.0375, allocations: 226.8 kB / 0.8164 GB, free: 11.63 MB / 0.7761 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.873e-06/0.0375, allocations: 4 kB / 0.8164 GB, free: 11.62 MB / 0.7761 GB Notification: Performance of matching and sorting (n=43) (initialization_lambda0): time 0.0001944/0.03769, allocations: 242.1 kB / 0.8166 GB, free: 11.38 MB / 0.7761 GB Notification: Performance of prepare postOptimizeDAE: time 5.491e-06/0.0377, allocations: 8 kB / 0.8166 GB, free: 11.38 MB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.606e-06/0.0377, allocations: 7.984 kB / 0.8166 GB, free: 11.37 MB / 0.7761 GB Notification: Performance of postOpt tearingSystem (initialization): time 4.308e-06/0.03771, allocations: 8 kB / 0.8166 GB, free: 11.36 MB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001209/0.03783, allocations: 79.84 kB / 0.8167 GB, free: 11.28 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.29e-06/0.03783, allocations: 8 kB / 0.8167 GB, free: 11.27 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001175/0.03795, allocations: 27.81 kB / 0.8167 GB, free: 11.25 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.27e-05/0.03796, allocations: 16 kB / 0.8167 GB, free: 11.23 MB / 0.7761 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 19 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (43): * Single equations (assignments): 43 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 7.015e-05/0.03803, allocations: 200.1 kB / 0.8169 GB, free: 11.03 MB / 0.7761 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.512e-05/0.03808, allocations: 47.92 kB / 0.817 GB, free: 10.98 MB / 0.7761 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001738/0.03825, allocations: 166.6 kB / 0.8171 GB, free: 10.82 MB / 0.7761 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.399e-06/0.03826, allocations: 4 kB / 0.8171 GB, free: 10.81 MB / 0.7761 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.413e-06/0.03826, allocations: 0 / 0.8171 GB, free: 10.81 MB / 0.7761 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001145/0.03837, allocations: 273.4 kB / 0.8174 GB, free: 10.5 MB / 0.7761 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007101/0.03908, allocations: 0.6942 MB / 0.8181 GB, free: 9.742 MB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.645e-06/0.03908, allocations: 3.984 kB / 0.8181 GB, free: 9.738 MB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001198/0.0392, allocations: 55.91 kB / 0.8181 GB, free: 9.684 MB / 0.7761 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.755e-06/0.03921, allocations: 4 kB / 0.8181 GB, free: 9.68 MB / 0.7761 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.196e-05/0.03922, allocations: 11.94 kB / 0.8181 GB, free: 9.668 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.593e-06/0.03922, allocations: 0 / 0.8181 GB, free: 9.668 MB / 0.7761 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.094e-06/0.03922, allocations: 4 kB / 0.8181 GB, free: 9.664 MB / 0.7761 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002229/0.03945, allocations: 377.4 kB / 0.8185 GB, free: 9.258 MB / 0.7761 GB Notification: Performance of postOpt removeConstants (simulation): time 9.452e-05/0.03954, allocations: 71.66 kB / 0.8186 GB, free: 9.188 MB / 0.7761 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.44e-05/0.03957, allocations: 19.98 kB / 0.8186 GB, free: 9.168 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001345/0.03971, allocations: 11.98 kB / 0.8186 GB, free: 9.156 MB / 0.7761 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.185e-05/0.03973, allocations: 23.91 kB / 0.8186 GB, free: 9.133 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.519e-05/0.03975, allocations: 11.98 kB / 0.8186 GB, free: 9.121 MB / 0.7761 GB Notification: Performance of sorting global known variables: time 0.0001422/0.03989, allocations: 211.2 kB / 0.8188 GB, free: 8.914 MB / 0.7761 GB Notification: Performance of sort global known variables: time 8e-08/0.03989, allocations: 3.938 kB / 0.8188 GB, free: 8.91 MB / 0.7761 GB Notification: Performance of remove unused functions: time 0.0004384/0.04033, allocations: 327.2 kB / 0.8192 GB, free: 8.59 MB / 0.7761 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 9 * Number of states: 2 (vol.dynBal.U,vol1.dynBal.U) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (24): * Single equations (assignments): 23 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0002095/0.04054, allocations: 170.1 kB / 0.8193 GB, free: 8.414 MB / 0.7761 GB Notification: Performance of simCode: created initialization part: time 0.0002296/0.04077, allocations: 252 kB / 0.8196 GB, free: 8.164 MB / 0.7761 GB Notification: Performance of simCode: created event and clocks part: time 8.796e-06/0.04077, allocations: 8 kB / 0.8196 GB, free: 8.156 MB / 0.7761 GB Notification: Performance of simCode: created simulation system equations: time 5.675e-05/0.04083, allocations: 68.67 kB / 0.8196 GB, free: 8.09 MB / 0.7761 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006579/0.04149, allocations: 345.2 kB / 0.82 GB, free: 7.762 MB / 0.7761 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001023/0.04251, allocations: 0.9483 MB / 0.8209 GB, free: 6.75 MB / 0.7761 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 7.83e-05/0.04259, allocations: 133.9 kB / 0.821 GB, free: 6.598 MB / 0.7761 GB Notification: Performance of simCode: alias equations: time 0.0002253/0.04282, allocations: 124.5 kB / 0.8211 GB, free: 6.484 MB / 0.7761 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003718/0.04319, allocations: 265.1 kB / 0.8214 GB, free: 6.227 MB / 0.7761 GB Notification: Performance of SimCode: time 5.61e-07/0.04319, allocations: 0 / 0.8214 GB, free: 6.227 MB / 0.7761 GB Notification: Performance of Templates: time 0.01295/0.05613, allocations: 12.19 MB / 0.8333 GB, free: 10.37 MB / 0.7917 GB " [Timeout remaining time 300] make -j1 -f Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.pipe ; mkfifo Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.pipe >> ../files/Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.sim & ./Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.983603496104479]