Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.001413/0.001413, allocations: 106.5 kB / 19.74 MB, free: 2.453 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001528/0.001528, allocations: 216.4 kB / 22.92 MB, free: 5.195 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.268/1.268, allocations: 230.2 MB / 256.2 MB, free: 8.574 MB / 206.1 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo): time 0.1932/0.1932, allocations: 46.89 MB / 359.3 MB, free: 4.945 MB / 286.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: "" <> buildModelFMU(ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D,fileNamePrefix="ModelicaTest_4_1_0-beta_om_ModelicaTest_MultiBody_Parts_Rotor1D_Bevel1D",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D,fileNamePrefix="ModelicaTest_4_1_0-beta_om_ModelicaTest_MultiBody_Parts_Rotor1D_Bevel1D",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Warning: Requested package Modelica of version 4.1.0, but this package was already loaded with version trunk. OpenModelica cannot reason about compatibility between the two packages since they are not semantic versions. Notification: Performance of FrontEnd - loaded program: time 0.002111/0.002111, allocations: 83.86 kB / 0.494 GB, free: 9.074 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2626/0.2647, allocations: 65.99 MB / 0.5584 GB, free: 5.207 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D): time 0.0144/0.2792, allocations: 13.5 MB / 0.5716 GB, free: 7.645 MB / 414.1 MB Notification: Performance of NFInst.instExpressions: time 0.008173/0.2873, allocations: 4.587 MB / 0.5761 GB, free: 3.039 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001231/0.2886, allocations: 95.69 kB / 0.5762 GB, free: 2.945 MB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.007/0.2956, allocations: 4.233 MB / 0.5803 GB, free: 14.7 MB / 430.1 MB Notification: Performance of NFTyping.typeBindings: time 0.004548/0.3001, allocations: 2.182 MB / 0.5824 GB, free: 12.51 MB / 430.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001796/0.3019, allocations: 0.9204 MB / 0.5833 GB, free: 11.59 MB / 430.1 MB Notification: Performance of NFFlatten.flatten: time 0.007714/0.3096, allocations: 6.074 MB / 0.5893 GB, free: 5.5 MB / 430.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.004633/0.3142, allocations: 3.7 MB / 0.5929 GB, free: 1.734 MB / 430.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003224/0.3175, allocations: 2.111 MB / 0.595 GB, free: 15.62 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004312/0.3218, allocations: 3.011 MB / 0.5979 GB, free: 12.6 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 0.000942/0.3227, allocations: 464 kB / 0.5983 GB, free: 12.14 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002529/0.3253, allocations: 1.381 MB / 0.5997 GB, free: 10.76 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002587/0.3278, allocations: 2.579 MB / 0.6022 GB, free: 8.176 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.003376/0.3312, allocations: 2.89 MB / 0.605 GB, free: 5.27 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.009736/0.341, allocations: 9.169 MB / 0.614 GB, free: 12.05 MB / 462.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.944e-06/0.341, allocations: 4 kB / 0.614 GB, free: 12.05 MB / 462.1 MB Notification: Performance of FrontEnd: time 1.704e-06/0.341, allocations: 0 / 0.614 GB, free: 12.05 MB / 462.1 MB Notification: Performance of Transformations before backend: time 0.0001907/0.3412, allocations: 0 / 0.614 GB, free: 12.05 MB / 462.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1722 * Number of variables: 1722 Notification: Performance of Generate backend data structure: time 0.01323/0.3544, allocations: 6.406 MB / 0.6202 GB, free: 5.559 MB / 462.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.93e-05/0.3544, allocations: 12.02 kB / 0.6202 GB, free: 5.547 MB / 462.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00116/0.3556, allocations: 0.8265 MB / 0.6211 GB, free: 4.711 MB / 462.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.03684/0.3924, allocations: 6.086 MB / 0.627 GB, free: 14.61 MB / 478.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008102/0.4005, allocations: 4.225 MB / 0.6311 GB, free: 10.34 MB / 478.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002188/0.4007, allocations: 296.1 kB / 0.6314 GB, free: 10.05 MB / 478.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008404/0.4016, allocations: 407.7 kB / 0.6318 GB, free: 9.648 MB / 478.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01695/0.4185, allocations: 11.15 MB / 0.6427 GB, free: 13.75 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001298/0.4187, allocations: 59.52 kB / 0.6427 GB, free: 13.69 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004476/0.4191, allocations: 183.9 kB / 0.6429 GB, free: 13.51 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003276/0.4224, allocations: 2.03 MB / 0.6449 GB, free: 11.47 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01653/0.4389, allocations: 9.264 MB / 0.6539 GB, free: 2.188 MB / 494.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05189/0.4908, allocations: 44.44 MB / 0.6973 GB, free: 4.391 MB / 0.5294 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009732/0.5005, allocations: 3.867 MB / 0.7011 GB, free: 384 kB / 0.5294 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002859/0.5034, allocations: 2.058 MB / 0.7031 GB, free: 14.31 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.01325/0.5166, allocations: 8.967 MB / 0.7119 GB, free: 5.18 MB / 0.545 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.482e-05/0.5167, allocations: 55.5 kB / 0.7119 GB, free: 5.117 MB / 0.545 GB Notification: Performance of pre-optimization done (n=169): time 4.067e-06/0.5167, allocations: 3.938 kB / 0.7119 GB, free: 5.113 MB / 0.545 GB Notification: Performance of matching and sorting (n=191): time 0.04585/0.5625, allocations: 18.13 MB / 0.7296 GB, free: 2.879 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000125/0.5627, allocations: 201.2 kB / 0.7298 GB, free: 2.641 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.2087/0.7713, allocations: 4.701 MB / 0.7344 GB, free: 155.3 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0003089/0.7716, allocations: 57.45 kB / 0.7345 GB, free: 155.2 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.001589/0.7732, allocations: 3.729 MB / 0.7381 GB, free: 153.4 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005179/0.7737, allocations: 0.7685 MB / 0.7389 GB, free: 152.9 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001161/0.7749, allocations: 1.263 MB / 0.7401 GB, free: 152.3 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 3.755e-05/0.7749, allocations: 304.9 kB / 0.7404 GB, free: 152 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002291/0.7772, allocations: 2.156 MB / 0.7425 GB, free: 151.3 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003282/0.7805, allocations: 5.967 MB / 0.7483 GB, free: 145.5 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.006112/0.7866, allocations: 8.833 MB / 0.757 GB, free: 138.1 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.468e-05/0.7867, allocations: 39.16 kB / 0.757 GB, free: 138.1 MB / 0.5606 GB Notification: Performance of matching and sorting (n=807) (initialization): time 0.01085/0.7975, allocations: 8.685 MB / 0.7655 GB, free: 132.3 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 6.084e-05/0.7976, allocations: 62.66 kB / 0.7655 GB, free: 132.3 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001398/0.7977, allocations: 138.4 kB / 0.7657 GB, free: 132.2 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.00243/0.8002, allocations: 1.055 MB / 0.7667 GB, free: 131.3 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003492/0.8037, allocations: 1.413 MB / 0.7681 GB, free: 130.1 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007084/0.8107, allocations: 8.575 MB / 0.7765 GB, free: 121.5 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003834/0.8146, allocations: 336 kB / 0.7768 GB, free: 121.2 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003484/0.8149, allocations: 387.8 kB / 0.7771 GB, free: 120.8 MB / 0.5606 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 612 * Number of states: 0 () * Number of discrete variables: 47 (torque1.torqueArrow.twoHeadedArrow,torque1.torqueArrow.headAtOrigin,fixed.color[3],fixed.color[2],fixed.color[1],torque1.connectionLineColor[3],torque1.connectionLineColor[2],torque1.connectionLineColor[1],torque1.torqueColor[3],torque1.torqueColor[2],torque1.torqueColor[1],cyl2.color[3],cyl2.color[2],cyl2.color[1],cyl2.body.sphereColor[3],cyl2.body.sphereColor[2],cyl2.body.sphereColor[1],cyl1.color[3],cyl1.color[2],cyl1.color[1],cyl1.body.sphereColor[3],cyl1.body.sphereColor[2],cyl1.body.sphereColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1],gearConstraint.fixedTranslation2.color[3],gearConstraint.fixedTranslation2.color[2],gearConstraint.fixedTranslation2.color[1],gearConstraint.fixedTranslation1.color[3],gearConstraint.fixedTranslation1.color[2],gearConstraint.fixedTranslation1.color[1],gearConstraint.actuatedRevolute_b.cylinderColor[3],gearConstraint.actuatedRevolute_b.cylinderColor[2],gearConstraint.actuatedRevolute_b.cylinderColor[1],gearConstraint.actuatedRevolute_a.cylinderColor[3],gearConstraint.actuatedRevolute_a.cylinderColor[2],gearConstraint.actuatedRevolute_a.cylinderColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (747): * Single equations (assignments): 742 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,33,100.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.002459/0.8174, allocations: 2.442 MB / 0.7795 GB, free: 118.4 MB / 0.5606 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005883/0.818, allocations: 433.1 kB / 0.7799 GB, free: 118 MB / 0.5606 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004955/0.8229, allocations: 3.421 MB / 0.7833 GB, free: 114.6 MB / 0.5606 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.813e-05/0.8229, allocations: 20 kB / 0.7833 GB, free: 114.5 MB / 0.5606 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.879e-06/0.823, allocations: 8 kB / 0.7833 GB, free: 114.5 MB / 0.5606 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.272e-05/0.823, allocations: 11.91 kB / 0.7833 GB, free: 114.5 MB / 0.5606 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01024/0.8332, allocations: 8.773 MB / 0.7919 GB, free: 105.7 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.995e-06/0.8332, allocations: 4 kB / 0.7919 GB, free: 105.7 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00119/0.8344, allocations: 287.5 kB / 0.7922 GB, free: 105.4 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002145/0.8366, allocations: 0.8477 MB / 0.793 GB, free: 104.6 MB / 0.5606 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000104/0.8367, allocations: 35.38 kB / 0.793 GB, free: 104.6 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006498/0.8432, allocations: 7.928 MB / 0.8008 GB, free: 96.36 MB / 0.5606 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.184e-06/0.8432, allocations: 7.969 kB / 0.8008 GB, free: 96.35 MB / 0.5606 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.006536/0.8497, allocations: 5.972 MB / 0.8066 GB, free: 90.35 MB / 0.5606 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007929/0.8505, allocations: 471.5 kB / 0.8071 GB, free: 89.87 MB / 0.5606 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003625/0.8508, allocations: 28 kB / 0.8071 GB, free: 89.84 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001284/0.8521, allocations: 95.88 kB / 0.8072 GB, free: 89.75 MB / 0.5606 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002596/0.8524, allocations: 121.1 kB / 0.8073 GB, free: 89.63 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001024/0.8525, allocations: 51.98 kB / 0.8073 GB, free: 89.58 MB / 0.5606 GB Notification: Performance of sorting global known variables: time 0.002925/0.8554, allocations: 2.977 MB / 0.8102 GB, free: 86.61 MB / 0.5606 GB Notification: Performance of sort global known variables: time 8e-08/0.8554, allocations: 0 / 0.8102 GB, free: 86.61 MB / 0.5606 GB Notification: Performance of remove unused functions: time 0.003759/0.8592, allocations: 1.113 MB / 0.8113 GB, free: 85.5 MB / 0.5606 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 4 (gearConstraint.actuatedRevolute_b.phi,gearConstraint.actuatedRevolute_b.w,inertia1.phi,inertia1.w) * 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 (141): * Single equations (assignments): 136 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,27,100.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.006694/0.8659, allocations: 6.608 MB / 0.8178 GB, free: 78.85 MB / 0.5606 GB Notification: Performance of simCode: created initialization part: time 0.006069/0.8719, allocations: 5.258 MB / 0.8229 GB, free: 73.59 MB / 0.5606 GB Notification: Performance of simCode: created event and clocks part: time 3.967e-06/0.8719, allocations: 4 kB / 0.8229 GB, free: 73.59 MB / 0.5606 GB Notification: Performance of simCode: created simulation system equations: time 0.001996/0.8739, allocations: 1.737 MB / 0.8246 GB, free: 71.83 MB / 0.5606 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002456/0.8764, allocations: 0.57 MB / 0.8252 GB, free: 71.27 MB / 0.5606 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0464/0.9228, allocations: 50.83 MB / 0.8748 GB, free: 14.46 MB / 0.5606 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002813/0.9256, allocations: 3.81 MB / 0.8785 GB, free: 10.62 MB / 0.5606 GB Notification: Performance of simCode: alias equations: time 0.003169/0.9288, allocations: 1.988 MB / 0.8805 GB, free: 8.621 MB / 0.5606 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001919/0.9307, allocations: 2.311 MB / 0.8827 GB, free: 6.309 MB / 0.5606 GB Notification: Performance of SimCode: time 1.022e-06/0.9307, allocations: 4 kB / 0.8827 GB, free: 6.305 MB / 0.5606 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1391/1.07, allocations: 83.67 MB / 0.9645 GB, free: 3.039 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate platform static: time 23.04/24.11, allocations: 3.609 kB / 0.9645 GB, free: 3.039 MB / 0.6387 GB " [Timeout remaining time 636] (rm -f ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.pipe ; mkfifo ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.pipe ; head -c 1048576 < ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.pipe >> ../files/ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D_res.mat --tempDir=temp_ModelicaTest_4_1_0-beta_om_ModelicaTest_MultiBody_Parts_Rotor1D_Bevel1D_fmu --startTime=0 --stopTime=5 --timeout=50 --tolerance=1e-06 ModelicaTest_4_1_0-beta_om_ModelicaTest_MultiBody_Parts_Rotor1D_Bevel1D.fmu > ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.Parts.Rotor1D.Bevel1D.pipe 2>&1) [Timeout 52.5] [Calling os._exit(0), Time elapsed: 26.87402701699466]