Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent.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 0.0009863/0.0009863, allocations: 80.75 kB / 20.82 MB, free: 3.633 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 0.001741/0.001741, allocations: 165 kB / 24.25 MB, free: 212 kB / 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 0.9801/0.9801, allocations: 177.1 MB / 204.7 MB, free: 5.109 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 1.864/1.864, allocations: 389.6 MB / 0.6355 GB, free: 12.31 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.Actuators.Valves.Examples.TwoWayValvePressureIndependent,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent") translateModel(Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.473e-06/1.473e-06, allocations: 0 / 0.7754 GB, free: 5.344 MB / 0.7292 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.486e-05/2.633e-05, allocations: 8.125 kB / 0.7754 GB, free: 5.336 MB / 0.7292 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent): time 0.007758/0.007784, allocations: 8.443 MB / 0.7836 GB, free: 12.91 MB / 0.7449 GB Notification: Performance of NFInst.instExpressions: time 0.004168/0.01195, allocations: 3.269 MB / 0.7868 GB, free: 9.656 MB / 0.7449 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004204/0.01237, allocations: 31.69 kB / 0.7868 GB, free: 9.625 MB / 0.7449 GB Notification: Performance of NFTyping.typeComponents: time 0.0004182/0.01279, allocations: 162.6 kB / 0.787 GB, free: 9.465 MB / 0.7449 GB Notification: Performance of NFTyping.typeBindings: time 0.0008085/0.0136, allocations: 0.5238 MB / 0.7875 GB, free: 8.945 MB / 0.7449 GB Notification: Performance of NFTyping.typeClassSections: time 0.001241/0.01484, allocations: 0.8729 MB / 0.7884 GB, free: 8.074 MB / 0.7449 GB Notification: Performance of NFFlatten.flatten: time 0.001117/0.01596, allocations: 1.475 MB / 0.7898 GB, free: 6.594 MB / 0.7449 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006656/0.01662, allocations: 431.5 kB / 0.7902 GB, free: 6.156 MB / 0.7449 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0006394/0.01726, allocations: 0.7403 MB / 0.7909 GB, free: 5.414 MB / 0.7449 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003713/0.01763, allocations: 431.9 kB / 0.7913 GB, free: 4.992 MB / 0.7449 GB Notification: Performance of NFPackage.collectConstants: time 6.376e-05/0.0177, allocations: 59.94 kB / 0.7914 GB, free: 4.934 MB / 0.7449 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0005894/0.01829, allocations: 464.5 kB / 0.7918 GB, free: 4.48 MB / 0.7449 GB Notification: Performance of NFScalarize.scalarize: time 0.0001097/0.0184, allocations: 167.3 kB / 0.792 GB, free: 4.316 MB / 0.7449 GB Notification: Performance of NFVerifyModel.verify: time 0.0001705/0.01857, allocations: 255.3 kB / 0.7922 GB, free: 4.066 MB / 0.7449 GB Notification: Performance of NFConvertDAE.convert: time 0.0007278/0.01929, allocations: 0.8142 MB / 0.793 GB, free: 3.25 MB / 0.7449 GB Notification: Performance of FrontEnd - DAE generated: time 3.196e-06/0.0193, allocations: 0 / 0.793 GB, free: 3.25 MB / 0.7449 GB Notification: Performance of FrontEnd: time 1.022e-06/0.0193, allocations: 0.7188 kB / 0.793 GB, free: 3.25 MB / 0.7449 GB Notification: Performance of Transformations before backend: time 5.992e-06/0.0193, allocations: 3.938 kB / 0.793 GB, free: 3.246 MB / 0.7449 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 113 * Number of variables: 113 Notification: Performance of Generate backend data structure: time 0.001/0.0203, allocations: 0.9753 MB / 0.794 GB, free: 2.246 MB / 0.7449 GB Notification: Performance of prepare preOptimizeDAE: time 3.447e-05/0.02034, allocations: 9.344 kB / 0.794 GB, free: 2.238 MB / 0.7449 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008312/0.02117, allocations: 252.6 kB / 0.7943 GB, free: 1.992 MB / 0.7449 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004646/0.02163, allocations: 392.8 kB / 0.7946 GB, free: 1.582 MB / 0.7449 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.404e-05/0.02166, allocations: 37.38 kB / 0.7947 GB, free: 1.547 MB / 0.7449 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.54e-05/0.02171, allocations: 56.12 kB / 0.7947 GB, free: 1.492 MB / 0.7449 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005907/0.02231, allocations: 0.6707 MB / 0.7954 GB, free: 0.7539 MB / 0.7449 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.289e-05/0.02232, allocations: 8.531 kB / 0.7954 GB, free: 0.7461 MB / 0.7449 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.304e-05/0.02235, allocations: 16 kB / 0.7954 GB, free: 0.7305 MB / 0.7449 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.259e-05/0.02236, allocations: 16.67 kB / 0.7954 GB, free: 0.7148 MB / 0.7449 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000342/0.02271, allocations: 404.2 kB / 0.7958 GB, free: 328 kB / 0.7449 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002694/0.0254, allocations: 2.569 MB / 0.7983 GB, free: 13.68 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0002884/0.02569, allocations: 278.2 kB / 0.7986 GB, free: 13.4 MB / 0.7605 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000151/0.02584, allocations: 174.1 kB / 0.7987 GB, free: 13.23 MB / 0.7605 GB Notification: Performance of preOpt evalFunc (simulation): time 9.57e-05/0.02593, allocations: 28.89 kB / 0.7988 GB, free: 13.2 MB / 0.7605 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.293e-05/0.02596, allocations: 34.56 kB / 0.7988 GB, free: 13.16 MB / 0.7605 GB Notification: Performance of pre-optimization done (n=38): time 1.773e-06/0.02596, allocations: 1.688 kB / 0.7988 GB, free: 13.16 MB / 0.7605 GB Notification: Performance of matching and sorting (n=38): time 0.002115/0.02807, allocations: 0.8053 MB / 0.7996 GB, free: 12.35 MB / 0.7605 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.255e-05/0.02811, allocations: 55.41 kB / 0.7996 GB, free: 12.29 MB / 0.7605 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003025/0.02841, allocations: 479 kB / 0.8001 GB, free: 11.8 MB / 0.7605 GB Notification: Performance of collectPreVariables (initialization): time 3.98e-05/0.02845, allocations: 33.7 kB / 0.8001 GB, free: 11.77 MB / 0.7605 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001247/0.02857, allocations: 279 kB / 0.8004 GB, free: 11.49 MB / 0.7605 GB Notification: Performance of collectInitialBindings (initialization): time 8.344e-05/0.02866, allocations: 142.8 kB / 0.8005 GB, free: 11.35 MB / 0.7605 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000134/0.02879, allocations: 114.2 kB / 0.8006 GB, free: 11.23 MB / 0.7605 GB Notification: Performance of setup shared object (initialization): time 9.808e-05/0.02889, allocations: 375.6 kB / 0.801 GB, free: 10.85 MB / 0.7605 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001602/0.02905, allocations: 150.3 kB / 0.8011 GB, free: 10.7 MB / 0.7605 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002411/0.02929, allocations: 370.4 kB / 0.8015 GB, free: 10.27 MB / 0.7605 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004088/0.0297, allocations: 498.3 kB / 0.802 GB, free: 9.723 MB / 0.7605 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.13e-06/0.0297, allocations: 4 kB / 0.802 GB, free: 9.719 MB / 0.7605 GB Notification: Performance of matching and sorting (n=68) (initialization): time 0.001822/0.03153, allocations: 0.8331 MB / 0.8028 GB, free: 8.887 MB / 0.7605 GB Notification: Performance of prepare postOptimizeDAE: time 1.702e-05/0.03154, allocations: 8 kB / 0.8028 GB, free: 8.879 MB / 0.7605 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.108e-06/0.03155, allocations: 4 kB / 0.8028 GB, free: 8.875 MB / 0.7605 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001356/0.03291, allocations: 360 kB / 0.8031 GB, free: 8.523 MB / 0.7605 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003387/0.03325, allocations: 140.4 kB / 0.8033 GB, free: 8.387 MB / 0.7605 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0005849/0.03383, allocations: 0.5813 MB / 0.8038 GB, free: 7.781 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002959/0.03413, allocations: 75.55 kB / 0.8039 GB, free: 7.707 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.376e-05/0.03417, allocations: 24.48 kB / 0.8039 GB, free: 7.684 MB / 0.7605 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0002242/0.0344, allocations: 235.1 kB / 0.8042 GB, free: 7.449 MB / 0.7605 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002206/0.03462, allocations: 371.1 kB / 0.8045 GB, free: 7.008 MB / 0.7605 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003768/0.03499, allocations: 491.4 kB / 0.805 GB, free: 6.469 MB / 0.7605 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.745e-06/0.035, allocations: 4 kB / 0.805 GB, free: 6.465 MB / 0.7605 GB Notification: Performance of matching and sorting (n=68) (initialization_lambda0): time 0.000461/0.03546, allocations: 499.3 kB / 0.8055 GB, free: 5.969 MB / 0.7605 GB Notification: Performance of prepare postOptimizeDAE: time 9.548e-06/0.03547, allocations: 10.28 kB / 0.8055 GB, free: 5.961 MB / 0.7605 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.797e-06/0.03547, allocations: 4 kB / 0.8055 GB, free: 5.957 MB / 0.7605 GB Notification: Performance of postOpt tearingSystem (initialization): time 6.432e-06/0.03548, allocations: 8 kB / 0.8055 GB, free: 5.949 MB / 0.7605 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004292/0.03591, allocations: 164.4 kB / 0.8056 GB, free: 5.789 MB / 0.7605 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.864e-06/0.03591, allocations: 16.89 kB / 0.8057 GB, free: 5.773 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002532/0.03617, allocations: 60.81 kB / 0.8057 GB, free: 5.715 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.594e-05/0.0362, allocations: 31.91 kB / 0.8057 GB, free: 5.684 MB / 0.7605 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 20 * 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 (64): * Single equations (assignments): 63 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0001232/0.03633, allocations: 209.5 kB / 0.8059 GB, free: 5.473 MB / 0.7605 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.747e-05/0.03639, allocations: 47.89 kB / 0.806 GB, free: 5.426 MB / 0.7605 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001702/0.0381, allocations: 0.7648 MB / 0.8067 GB, free: 4.672 MB / 0.7605 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.897e-06/0.0381, allocations: 7.938 kB / 0.8067 GB, free: 4.664 MB / 0.7605 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.553e-06/0.03811, allocations: 4 kB / 0.8067 GB, free: 4.66 MB / 0.7605 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.139e-06/0.03811, allocations: 0 / 0.8067 GB, free: 4.66 MB / 0.7605 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002245/0.04036, allocations: 1.205 MB / 0.8079 GB, free: 3.418 MB / 0.7605 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.451e-06/0.04036, allocations: 3.984 kB / 0.8079 GB, free: 3.414 MB / 0.7605 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002292/0.04059, allocations: 89.22 kB / 0.808 GB, free: 3.328 MB / 0.7605 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001185/0.04178, allocations: 314 kB / 0.8083 GB, free: 3.02 MB / 0.7605 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.054e-05/0.04181, allocations: 13.23 kB / 0.8083 GB, free: 3.008 MB / 0.7605 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0005337/0.04234, allocations: 0.6108 MB / 0.8089 GB, free: 2.371 MB / 0.7605 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.062e-06/0.04234, allocations: 0 / 0.8089 GB, free: 2.371 MB / 0.7605 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001521/0.04386, allocations: 0.8223 MB / 0.8097 GB, free: 1.516 MB / 0.7605 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001681/0.04403, allocations: 91.41 kB / 0.8098 GB, free: 1.426 MB / 0.7605 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.024e-05/0.04408, allocations: 12 kB / 0.8098 GB, free: 1.414 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002104/0.04429, allocations: 36.03 kB / 0.8099 GB, free: 1.379 MB / 0.7605 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.129e-05/0.04434, allocations: 39.86 kB / 0.8099 GB, free: 1.34 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.957e-05/0.04437, allocations: 8 kB / 0.8099 GB, free: 1.332 MB / 0.7605 GB Notification: Performance of sorting global known variables: time 0.0001368/0.04451, allocations: 208.4 kB / 0.8101 GB, free: 1.129 MB / 0.7605 GB Notification: Performance of sort global known variables: time 2.9e-07/0.04451, allocations: 0 / 0.8101 GB, free: 1.129 MB / 0.7605 GB Notification: Performance of remove unused functions: time 0.0006373/0.04515, allocations: 383.2 kB / 0.8105 GB, free: 0.7539 MB / 0.7605 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * 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 simulation (41): * Single equations (assignments): 38 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0002936/0.04544, allocations: 203.8 kB / 0.8107 GB, free: 0.5469 MB / 0.7605 GB Notification: Performance of simCode: created initialization part: time 0.0009902/0.04643, allocations: 0.6819 MB / 0.8113 GB, free: 15.86 MB / 0.7761 GB Notification: Performance of simCode: created event and clocks part: time 9.508e-06/0.04644, allocations: 8 kB / 0.8113 GB, free: 15.85 MB / 0.7761 GB Notification: Performance of simCode: created simulation system equations: time 0.0004791/0.04692, allocations: 254.7 kB / 0.8116 GB, free: 15.6 MB / 0.7761 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000522/0.04744, allocations: 210.3 kB / 0.8118 GB, free: 15.4 MB / 0.7761 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001273/0.04871, allocations: 1.054 MB / 0.8128 GB, free: 14.3 MB / 0.7761 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 7.624e-05/0.04879, allocations: 139.9 kB / 0.8129 GB, free: 14.14 MB / 0.7761 GB Notification: Performance of simCode: alias equations: time 0.0003928/0.04918, allocations: 139.3 kB / 0.8131 GB, free: 14 MB / 0.7761 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004108/0.04959, allocations: 207.2 kB / 0.8133 GB, free: 13.8 MB / 0.7761 GB Notification: Performance of SimCode: time 7.51e-07/0.04959, allocations: 0 / 0.8133 GB, free: 13.8 MB / 0.7761 GB Notification: Performance of Templates: time 0.01748/0.06707, allocations: 15.96 MB / 0.8289 GB, free: 14.06 MB / 0.7917 GB " [Timeout remaining time 300] make -j1 -f Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent.pipe ; mkfifo Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent.pipe >> ../files/Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent.sim & ./Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 5.1240923861041665]