Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors.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 0.001392/0.001392, allocations: 109 kB / 17.54 MB, free: 4.746 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 0.001368/0.001368, allocations: 185.9 kB / 20.71 MB, free: 1.586 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 1.265/1.265, allocations: 225.6 MB / 249.3 MB, free: 3.164 MB / 190.1 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.435/2.435, allocations: 476.7 MB / 0.7628 GB, free: 15.12 MB / 0.6075 GB " [Timeout remaining time 177] Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/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: "" <> buildModelFMU(Buildings.Airflow.Multizone.Examples.ClosedDoors,fileNamePrefix="Buildings_11_Buildings_Airflow_Multizone_Examples_ClosedDoors",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Airflow.Multizone.Examples.ClosedDoors,fileNamePrefix="Buildings_11_Buildings_Airflow_Multizone_Examples_ClosedDoors",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.001803/0.001803, allocations: 63.91 kB / 1.107 GB, free: 5.133 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7241/0.7259, allocations: 168.7 MB / 1.271 GB, free: 7.695 MB / 0.9981 GB Notification: Performance of NFInst.instantiate(Buildings.Airflow.Multizone.Examples.ClosedDoors): time 0.2276/0.9535, allocations: 219.8 MB / 1.486 GB, free: 8.777 MB / 1.17 GB Notification: Performance of NFInst.instExpressions: time 0.02533/0.9788, allocations: 20.57 MB / 1.506 GB, free: 4.156 MB / 1.186 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001749/0.9806, allocations: 55.75 kB / 1.506 GB, free: 4.102 MB / 1.186 GB Notification: Performance of NFTyping.typeComponents: time 0.002763/0.9833, allocations: 1.313 MB / 1.507 GB, free: 2.781 MB / 1.186 GB Notification: Performance of NFTyping.typeBindings: time 0.008417/0.9918, allocations: 4.201 MB / 1.512 GB, free: 14.56 MB / 1.201 GB Notification: Performance of NFTyping.typeClassSections: time 0.003267/0.995, allocations: 1.585 MB / 1.513 GB, free: 12.98 MB / 1.201 GB Notification: Performance of NFFlatten.flatten: time 0.007035/1.002, allocations: 6.978 MB / 1.52 GB, free: 5.98 MB / 1.201 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002537/1.005, allocations: 1.813 MB / 1.522 GB, free: 4.117 MB / 1.201 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003315/1.008, allocations: 2.434 MB / 1.524 GB, free: 1.676 MB / 1.201 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003416/1.011, allocations: 2.586 MB / 1.527 GB, free: 15.09 MB / 1.217 GB Notification: Performance of NFPackage.collectConstants: time 0.0004309/1.012, allocations: 344 kB / 1.527 GB, free: 14.75 MB / 1.217 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005499/1.017, allocations: 3.671 MB / 1.53 GB, free: 11.07 MB / 1.217 GB Notification: Performance of NFScalarize.scalarize: time 0.001305/1.019, allocations: 1.488 MB / 1.532 GB, free: 9.582 MB / 1.217 GB Notification: Performance of NFVerifyModel.verify: time 0.001795/1.02, allocations: 1.863 MB / 1.534 GB, free: 7.711 MB / 1.217 GB Notification: Performance of NFConvertDAE.convert: time 0.006111/1.026, allocations: 5.788 MB / 1.539 GB, free: 1.906 MB / 1.217 GB Notification: Performance of FrontEnd - DAE generated: time 3.036e-06/1.026, allocations: 4 kB / 1.539 GB, free: 1.902 MB / 1.217 GB Notification: Performance of FrontEnd: time 1.102e-06/1.026, allocations: 0 / 1.539 GB, free: 1.902 MB / 1.217 GB Notification: Performance of Transformations before backend: time 3.614e-05/1.027, allocations: 0 / 1.539 GB, free: 1.902 MB / 1.217 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 697 * Number of variables: 697 Notification: Performance of Generate backend data structure: time 0.008126/1.035, allocations: 4.033 MB / 1.543 GB, free: 13.8 MB / 1.232 GB Notification: Performance of prepare preOptimizeDAE: time 3.459e-05/1.035, allocations: 12.03 kB / 1.543 GB, free: 13.79 MB / 1.232 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004659/1.035, allocations: 387.8 kB / 1.544 GB, free: 13.4 MB / 1.232 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004376/1.04, allocations: 0.841 MB / 1.545 GB, free: 12.56 MB / 1.232 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003025/1.043, allocations: 1.946 MB / 1.546 GB, free: 10.55 MB / 1.232 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001423/1.043, allocations: 197.4 kB / 1.547 GB, free: 10.36 MB / 1.232 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003892/1.043, allocations: 275.9 kB / 1.547 GB, free: 10.09 MB / 1.232 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004897/1.048, allocations: 3.275 MB / 1.55 GB, free: 6.773 MB / 1.232 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.817e-05/1.048, allocations: 8 kB / 1.55 GB, free: 6.766 MB / 1.232 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002669/1.048, allocations: 115.9 kB / 1.55 GB, free: 6.652 MB / 1.232 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001159/1.048, allocations: 129.4 kB / 1.55 GB, free: 6.523 MB / 1.232 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.006758/1.055, allocations: 4.619 MB / 1.555 GB, free: 1.891 MB / 1.232 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01402/1.069, allocations: 10.95 MB / 1.566 GB, free: 6.27 MB / 1.248 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005775/1.075, allocations: 4.531 MB / 1.57 GB, free: 1.703 MB / 1.248 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.003294/1.078, allocations: 2.281 MB / 1.572 GB, free: 15.42 MB / 1.264 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0009934/1.079, allocations: 0.8603 MB / 1.573 GB, free: 14.39 MB / 1.264 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.994e-05/1.079, allocations: 77.7 kB / 1.573 GB, free: 14.3 MB / 1.264 GB Notification: Performance of pre-optimization done (n=399): time 4.428e-06/1.079, allocations: 0 / 1.573 GB, free: 14.3 MB / 1.264 GB Notification: Performance of matching and sorting (n=399): time 0.009319/1.089, allocations: 6.039 MB / 1.579 GB, free: 8.18 MB / 1.264 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.109e-05/1.089, allocations: 94.53 kB / 1.579 GB, free: 8.074 MB / 1.264 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001507/1.09, allocations: 1.232 MB / 1.58 GB, free: 6.836 MB / 1.264 GB Notification: Performance of collectPreVariables (initialization): time 0.0001837/1.09, allocations: 97.7 kB / 1.58 GB, free: 6.734 MB / 1.264 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006381/1.091, allocations: 0.8268 MB / 1.581 GB, free: 5.898 MB / 1.264 GB Notification: Performance of collectInitialBindings (initialization): time 0.001074/1.092, allocations: 1.402 MB / 1.583 GB, free: 4.484 MB / 1.264 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008048/1.093, allocations: 0.5508 MB / 1.583 GB, free: 3.926 MB / 1.264 GB Notification: Performance of setup shared object (initialization): time 0.0001123/1.093, allocations: 301.1 kB / 1.583 GB, free: 3.629 MB / 1.264 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002485/1.095, allocations: 1.603 MB / 1.585 GB, free: 2.023 MB / 1.264 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002701/1.098, allocations: 1.909 MB / 1.587 GB, free: 72 kB / 1.264 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.005526/1.104, allocations: 3.834 MB / 1.591 GB, free: 12.18 MB / 1.279 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.5e-06/1.104, allocations: 0 / 1.591 GB, free: 12.18 MB / 1.279 GB Notification: Performance of matching and sorting (n=430) (initialization): time 0.006227/1.11, allocations: 4.204 MB / 1.595 GB, free: 7.949 MB / 1.279 GB Notification: Performance of prepare postOptimizeDAE: time 2.024e-05/1.11, allocations: 8 kB / 1.595 GB, free: 7.941 MB / 1.279 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.208e-05/1.11, allocations: 4 kB / 1.595 GB, free: 7.938 MB / 1.279 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.789e-05/1.11, allocations: 16 kB / 1.595 GB, free: 7.922 MB / 1.279 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002676/1.113, allocations: 0.6826 MB / 1.595 GB, free: 7.238 MB / 1.279 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.679e-05/1.113, allocations: 19.98 kB / 1.595 GB, free: 7.219 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001941/1.115, allocations: 246.2 kB / 1.596 GB, free: 6.977 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002048/1.115, allocations: 116 kB / 1.596 GB, free: 6.863 MB / 1.279 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 14 * 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 (430): * Single equations (assignments): 430 * 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 0.001068/1.116, allocations: 0.7273 MB / 1.596 GB, free: 6.125 MB / 1.279 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004172/1.116, allocations: 254.4 kB / 1.597 GB, free: 5.875 MB / 1.279 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00731/1.124, allocations: 4.63 MB / 1.601 GB, free: 1.199 MB / 1.279 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.849e-05/1.124, allocations: 36 kB / 1.601 GB, free: 1.164 MB / 1.279 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.149e-05/1.124, allocations: 4 kB / 1.601 GB, free: 1.16 MB / 1.279 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.005787/1.129, allocations: 3.957 MB / 1.605 GB, free: 13.14 MB / 1.295 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01154/1.141, allocations: 8.274 MB / 1.613 GB, free: 4.781 MB / 1.295 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.379e-05/1.141, allocations: 15.91 kB / 1.613 GB, free: 4.766 MB / 1.295 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002714/1.144, allocations: 0.6554 MB / 1.614 GB, free: 4.109 MB / 1.295 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004117/1.144, allocations: 142.5 kB / 1.614 GB, free: 3.961 MB / 1.295 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001883/1.144, allocations: 79.98 kB / 1.614 GB, free: 3.883 MB / 1.295 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.003844/1.148, allocations: 5.047 MB / 1.619 GB, free: 14.42 MB / 1.311 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.102e-06/1.148, allocations: 0 / 1.619 GB, free: 14.42 MB / 1.311 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.009544/1.158, allocations: 6.833 MB / 1.626 GB, free: 7.527 MB / 1.311 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001172/1.159, allocations: 0.7719 MB / 1.626 GB, free: 6.734 MB / 1.311 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002902/1.159, allocations: 71.98 kB / 1.626 GB, free: 6.664 MB / 1.311 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001646/1.161, allocations: 89.55 kB / 1.627 GB, free: 6.578 MB / 1.311 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003873/1.161, allocations: 226.8 kB / 1.627 GB, free: 6.355 MB / 1.311 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002081/1.161, allocations: 112 kB / 1.627 GB, free: 6.246 MB / 1.311 GB Notification: Performance of sorting global known variables: time 0.001096/1.163, allocations: 0.8606 MB / 1.628 GB, free: 5.383 MB / 1.311 GB Notification: Performance of sort global known variables: time 6.1e-08/1.163, allocations: 0 / 1.628 GB, free: 5.383 MB / 1.311 GB Notification: Performance of remove unused functions: time 0.002026/1.165, allocations: 1.069 MB / 1.629 GB, free: 4.312 MB / 1.311 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 15 (dooAB.mExcAB,dooAB.mExcBA,volA.dynBal.medium.Xi[1],volA.dynBal.U,volA.dynBal.m,volB.dynBal.medium.Xi[1],volB.dynBal.U,volB.dynBal.m,volC.dynBal.medium.Xi[1],volC.dynBal.U,volC.dynBal.m,dooAC.mExcAB,dooAC.mExcBA,dooBC.mExcAB,dooBC.mExcBA) * 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 (393): * Single equations (assignments): 390 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(1,2,100.0%), (1,2,100.0%), (1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.01025/1.175, allocations: 7.633 MB / 1.636 GB, free: 12.61 MB / 1.326 GB Notification: Performance of simCode: created initialization part: time 0.005584/1.18, allocations: 3.824 MB / 1.64 GB, free: 8.773 MB / 1.326 GB Notification: Performance of simCode: created event and clocks part: time 4.498e-06/1.18, allocations: 4 kB / 1.64 GB, free: 8.77 MB / 1.326 GB Notification: Performance of simCode: created simulation system equations: time 0.003218/1.184, allocations: 2.361 MB / 1.642 GB, free: 6.371 MB / 1.326 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004035/1.188, allocations: 1.065 MB / 1.643 GB, free: 5.316 MB / 1.326 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03072/1.218, allocations: 23.11 MB / 1.666 GB, free: 13.91 MB / 1.357 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001566/1.22, allocations: 1.935 MB / 1.668 GB, free: 11.94 MB / 1.357 GB Notification: Performance of simCode: alias equations: time 0.002821/1.223, allocations: 1.223 MB / 1.669 GB, free: 10.71 MB / 1.357 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001612/1.224, allocations: 1.093 MB / 1.67 GB, free: 9.613 MB / 1.357 GB Notification: Performance of SimCode: time 1.172e-06/1.224, allocations: 0 / 1.67 GB, free: 9.613 MB / 1.357 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.109/1.333, allocations: 67.47 MB / 1.736 GB, free: 6.805 MB / 1.42 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.52/14.86, allocations: 7 kB / 1.736 GB, free: 6.801 MB / 1.42 GB " [Timeout remaining time 285] (rm -f Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors.pipe ; mkfifo Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors.pipe ; head -c 1048576 < Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors.pipe >> ../files/Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors.sim & python3 -m fmpy simulate --output-file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv --start-time 0 --stop-time 7200 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 2.88 Buildings_11_Buildings_Airflow_Multizone_Examples_ClosedDoors.fmu > Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Airflow_Multizone_Examples_ClosedDoors.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Warning: Resultfile and Reference have different end time points! Reffile[501]=7200.000000 File[1197]=4498.560000 Error: Could not read variable dooAB.vAB in file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv. Warning: Get data of variable dooAB.vAB from file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv failed! Error: Could not read variable dooAB.vBA in file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv. Warning: Get data of variable dooAB.vBA from file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv failed! Error: Could not read variable dooAC.vAB in file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv. Warning: Get data of variable dooAC.vAB from file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv failed! Error: Could not read variable dooAC.vBA in file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv. Warning: Get data of variable dooAC.vBA from file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv failed! Error: Could not read variable dooBC.vAB in file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv. Warning: Get data of variable dooBC.vAB from file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv failed! Error: Could not read variable dooBC.vBA in file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv. Warning: Get data of variable dooBC.vBA from file Buildings_11_Buildings.Airflow.Multizone.Examples.ClosedDoors_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 420.07939511100267]