Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001637/0.001637, allocations: 113 kB / 17.6 MB, free: 4.684 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001762/0.001762, allocations: 186.8 kB / 20.78 MB, free: 1.52 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.671/1.671, allocations: 225.6 MB / 249.4 MB, free: 3.145 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 1.128/1.128, allocations: 175.7 MB / 480.2 MB, free: 3.125 MB / 366.1 MB " [Timeout remaining time 179] Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(IDEAS.Controls.Continuous.Examples.LimPID,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID") translateModel(IDEAS.Controls.Continuous.Examples.LimPID,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.002032/0.002032, allocations: 64.05 kB / 0.6683 GB, free: 10.65 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2991/0.3011, allocations: 94.53 MB / 0.7606 GB, free: 304 kB / 0.5606 GB Notification: Performance of NFInst.instantiate(IDEAS.Controls.Continuous.Examples.LimPID): time 0.006399/0.3075, allocations: 3.748 MB / 0.7643 GB, free: 12.53 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.003826/0.3113, allocations: 1.348 MB / 0.7656 GB, free: 11.17 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0007197/0.312, allocations: 27.88 kB / 0.7656 GB, free: 11.14 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.0004496/0.3125, allocations: 122.6 kB / 0.7658 GB, free: 11.02 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.0006826/0.3132, allocations: 186.5 kB / 0.7659 GB, free: 10.84 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.00154/0.3147, allocations: 0.5844 MB / 0.7665 GB, free: 10.27 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.001343/0.316, allocations: 0.9643 MB / 0.7675 GB, free: 9.297 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0005442/0.3166, allocations: 245.7 kB / 0.7677 GB, free: 9.039 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.000562/0.3171, allocations: 378.3 kB / 0.768 GB, free: 8.668 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004672/0.3176, allocations: 350.1 kB / 0.7684 GB, free: 8.324 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.000137/0.3178, allocations: 84 kB / 0.7685 GB, free: 8.242 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.000104/0.3179, allocations: 76 kB / 0.7685 GB, free: 8.168 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.0001983/0.3181, allocations: 187.2 kB / 0.7687 GB, free: 7.984 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.0003688/0.3184, allocations: 377.7 kB / 0.7691 GB, free: 7.613 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.001134/0.3196, allocations: 0.8905 MB / 0.7699 GB, free: 6.719 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 7.214e-06/0.3196, allocations: 0 / 0.7699 GB, free: 6.719 MB / 0.5762 GB Notification: Performance of FrontEnd: time 1.843e-06/0.3196, allocations: 3.938 kB / 0.7699 GB, free: 6.715 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 1.332e-05/0.3196, allocations: 0 / 0.7699 GB, free: 6.715 MB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 126 * Number of variables: 126 Notification: Performance of Generate backend data structure: time 0.002403/0.322, allocations: 1.211 MB / 0.7711 GB, free: 5.445 MB / 0.5762 GB Notification: Performance of prepare preOptimizeDAE: time 5.567e-05/0.322, allocations: 12.03 kB / 0.7711 GB, free: 5.434 MB / 0.5762 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001883/0.3222, allocations: 96.33 kB / 0.7712 GB, free: 5.34 MB / 0.5762 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001215/0.3234, allocations: 0.6266 MB / 0.7718 GB, free: 4.672 MB / 0.5762 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001452/0.3236, allocations: 96.95 kB / 0.7719 GB, free: 4.566 MB / 0.5762 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.62e-05/0.3237, allocations: 56.38 kB / 0.772 GB, free: 4.512 MB / 0.5762 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001212/0.3249, allocations: 0.6041 MB / 0.7726 GB, free: 3.863 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.004e-05/0.3249, allocations: 3.938 kB / 0.7726 GB, free: 3.859 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.865e-05/0.325, allocations: 24 kB / 0.7726 GB, free: 3.836 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.645e-05/0.325, allocations: 12 kB / 0.7726 GB, free: 3.824 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001009/0.326, allocations: 431.6 kB / 0.773 GB, free: 3.402 MB / 0.5762 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003143/0.3291, allocations: 2.095 MB / 0.7751 GB, free: 1.227 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001258/0.3304, allocations: 492.1 kB / 0.7755 GB, free: 0.7344 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004641/0.3309, allocations: 202.3 kB / 0.7757 GB, free: 0.5352 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 5.231e-05/0.3309, allocations: 11.97 kB / 0.7758 GB, free: 0.5234 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0007113/0.3316, allocations: 278.2 kB / 0.776 GB, free: 244 kB / 0.5762 GB Notification: Performance of pre-optimization done (n=45): time 3.036e-06/0.3316, allocations: 0 / 0.776 GB, free: 244 kB / 0.5762 GB Notification: Performance of matching and sorting (n=45): time 0.001589/0.3332, allocations: 0.6181 MB / 0.7766 GB, free: 15.61 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.496e-05/0.3333, allocations: 88.86 kB / 0.7767 GB, free: 15.5 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008102/0.3341, allocations: 0.6061 MB / 0.7773 GB, free: 14.89 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 5.947e-05/0.3342, allocations: 37.7 kB / 0.7773 GB, free: 14.85 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003184/0.3345, allocations: 361.3 kB / 0.7777 GB, free: 14.49 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001653/0.3347, allocations: 162.5 kB / 0.7778 GB, free: 14.33 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001732/0.3348, allocations: 102.2 kB / 0.7779 GB, free: 14.23 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 0.0001587/0.335, allocations: 326 kB / 0.7782 GB, free: 13.9 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004514/0.3355, allocations: 179 kB / 0.7784 GB, free: 13.72 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005013/0.336, allocations: 281.3 kB / 0.7787 GB, free: 13.41 MB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009506/0.3369, allocations: 477.9 kB / 0.7791 GB, free: 12.91 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.052e-06/0.3369, allocations: 3.938 kB / 0.7791 GB, free: 12.9 MB / 0.5919 GB Notification: Performance of matching and sorting (n=64) (initialization): time 0.001285/0.3382, allocations: 0.6025 MB / 0.7797 GB, free: 12.29 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 4.744e-05/0.3382, allocations: 33.7 kB / 0.7798 GB, free: 12.25 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.226e-05/0.3383, allocations: 4 kB / 0.7798 GB, free: 12.25 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.232e-05/0.3383, allocations: 4 kB / 0.7798 GB, free: 12.24 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004823/0.3388, allocations: 107.8 kB / 0.7799 GB, free: 12.14 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.645e-05/0.3388, allocations: 20.2 kB / 0.7799 GB, free: 12.12 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003901/0.3392, allocations: 63.55 kB / 0.78 GB, free: 12.05 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.646e-05/0.3392, allocations: 23.98 kB / 0.78 GB, free: 12.03 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0005932/0.3398, allocations: 305.2 kB / 0.7803 GB, free: 11.73 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004603/0.3403, allocations: 264.2 kB / 0.7805 GB, free: 11.44 MB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0008689/0.3411, allocations: 457.9 kB / 0.781 GB, free: 10.95 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.787e-06/0.3411, allocations: 4 kB / 0.781 GB, free: 10.95 MB / 0.5919 GB Notification: Performance of matching and sorting (n=64) (initialization_lambda0): time 0.00115/0.3423, allocations: 0.5793 MB / 0.7815 GB, free: 10.36 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 4.126e-05/0.3423, allocations: 37.69 kB / 0.7816 GB, free: 10.31 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.266e-06/0.3423, allocations: 0 / 0.7816 GB, free: 10.31 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 7.143e-06/0.3424, allocations: 4 kB / 0.7816 GB, free: 10.31 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004403/0.3428, allocations: 103.8 kB / 0.7817 GB, free: 10.21 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.839e-06/0.3428, allocations: 4 kB / 0.7817 GB, free: 10.2 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003666/0.3432, allocations: 55.7 kB / 0.7817 GB, free: 10.15 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.484e-05/0.3432, allocations: 16.16 kB / 0.7817 GB, free: 10.13 MB / 0.5919 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 8 (pulse.count,$PRE.pulse.count,pulse.T_start,$PRE.pulse.T_start,$whenCondition1,limPIDOri.I.local_reset,limPIDRev.I.trigger_internal,limPID.I.trigger_internal) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (63): * Single equations (assignments): 62 * Array equations: 0 * Algorithm blocks: 1 * 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 0.0002543/0.3435, allocations: 220 kB / 0.7819 GB, free: 9.91 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001104/0.3436, allocations: 79.48 kB / 0.782 GB, free: 9.832 MB / 0.5919 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001927/0.3438, allocations: 83.2 kB / 0.7821 GB, free: 9.75 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.354e-06/0.3438, allocations: 4 kB / 0.7821 GB, free: 9.746 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.097e-05/0.3438, allocations: 0 / 0.7821 GB, free: 9.746 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.065e-06/0.3438, allocations: 3.984 kB / 0.7821 GB, free: 9.742 MB / 0.5919 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008281/0.3446, allocations: 0.6219 MB / 0.7827 GB, free: 9.07 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.775e-06/0.3446, allocations: 0 / 0.7827 GB, free: 9.07 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004755/0.3451, allocations: 87.89 kB / 0.7828 GB, free: 8.984 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.206e-06/0.3451, allocations: 0 / 0.7828 GB, free: 8.984 MB / 0.5919 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.015e-05/0.3451, allocations: 15.98 kB / 0.7828 GB, free: 8.969 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.232e-06/0.3451, allocations: 3.938 kB / 0.7828 GB, free: 8.965 MB / 0.5919 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.134e-06/0.3451, allocations: 0 / 0.7828 GB, free: 8.965 MB / 0.5919 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001527/0.3467, allocations: 0.7368 MB / 0.7835 GB, free: 8.207 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002421/0.3469, allocations: 188.6 kB / 0.7837 GB, free: 8.004 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.534e-05/0.347, allocations: 12 kB / 0.7837 GB, free: 7.992 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003714/0.3474, allocations: 39.95 kB / 0.7838 GB, free: 7.953 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001129/0.3475, allocations: 31.95 kB / 0.7838 GB, free: 7.922 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.251e-05/0.3475, allocations: 15.98 kB / 0.7838 GB, free: 7.906 MB / 0.5919 GB Notification: Performance of sorting global known variables: time 0.0005632/0.3481, allocations: 435 kB / 0.7842 GB, free: 7.484 MB / 0.5919 GB Notification: Performance of sort global known variables: time 6e-08/0.3481, allocations: 0 / 0.7842 GB, free: 7.484 MB / 0.5919 GB Notification: Performance of remove unused functions: time 0.0006267/0.3487, allocations: 219.5 kB / 0.7844 GB, free: 7.27 MB / 0.5919 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 6 (limPID.I.y,limPID.D.x,limPIDRev.I.y,limPIDRev.D.x,limPIDOri.I.y,limPIDOri.D.x) * Number of discrete variables: 3 ($whenCondition1,pulse.T_start,pulse.count) * Number of discrete states: 1 (pulse.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (45): * Single equations (assignments): 43 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 0.0001881/0.3489, allocations: 107.2 kB / 0.7845 GB, free: 7.156 MB / 0.5919 GB Notification: Performance of simCode: created initialization part: time 0.001597/0.3505, allocations: 0.7542 MB / 0.7853 GB, free: 6.379 MB / 0.5919 GB Notification: Performance of simCode: created event and clocks part: time 2.855e-06/0.3505, allocations: 3.938 kB / 0.7853 GB, free: 6.375 MB / 0.5919 GB Notification: Performance of simCode: created simulation system equations: time 0.0004536/0.3509, allocations: 199.7 kB / 0.7855 GB, free: 6.18 MB / 0.5919 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009419/0.3519, allocations: 202.8 kB / 0.7857 GB, free: 5.988 MB / 0.5919 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002333/0.3542, allocations: 1.205 MB / 0.7868 GB, free: 4.75 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005735/0.3548, allocations: 0.9141 MB / 0.7877 GB, free: 3.805 MB / 0.5919 GB Notification: Performance of simCode: alias equations: time 0.0003835/0.3552, allocations: 97.11 kB / 0.7878 GB, free: 3.707 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001436/0.3553, allocations: 43.44 kB / 0.7879 GB, free: 3.664 MB / 0.5919 GB Notification: Performance of SimCode: time 1.222e-06/0.3553, allocations: 0 / 0.7879 GB, free: 3.664 MB / 0.5919 GB Notification: Performance of Templates: time 0.01662/0.3719, allocations: 7.818 MB / 0.7955 GB, free: 11.94 MB / 0.6075 GB " [Timeout remaining time 660] make -j1 -f IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID.makefile [Timeout 660] (rm -f IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID.pipe ; mkfifo IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID.pipe >> ../files/IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID.sim & ./IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_dev_IDEAS.Controls.Continuous.Examples.LimPID.pipe 2>&1) [Timeout 480] [Calling sys.exit(0), Time elapsed: 7.257821407169104]