Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass.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 0.001848/0.001848, allocations: 120.2 kB / 21.94 MB, free: 8 kB / 14.72 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 0.00239/0.00239, allocations: 204.8 kB / 25.24 MB, free: 3.547 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.474/1.474, allocations: 207.6 MB / 236 MB, free: 9.973 MB / 190.1 MB " [Timeout remaining time 178] Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(Modelica.Electrical.Analog.Examples.OpAmps.LowPass,tolerance=1e-06,outputFormat="mat",numberOfIntervals=1000,variableFilter="time|c.v|opAmp.out.v|opAmp.out.i",fileNamePrefix="Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass") translateModel(Modelica.Electrical.Analog.Examples.OpAmps.LowPass,tolerance=1e-06,outputFormat="mat",numberOfIntervals=1000,variableFilter="time|c.v|opAmp.out.v|opAmp.out.i",fileNamePrefix="Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass") [Timeout 660] "Notification: Modelica requested package Complex of version 3.2.3. Complex 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002139/0.002139, allocations: 63.92 kB / 348.5 MB, free: 9.484 MB / 286.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2745/0.2767, allocations: 49.15 MB / 397.6 MB, free: 9.512 MB / 318.1 MB Notification: Performance of NFInst.instantiate(Modelica.Electrical.Analog.Examples.OpAmps.LowPass): time 0.003924/0.2806, allocations: 2.843 MB / 400.5 MB, free: 7.512 MB / 318.1 MB Notification: Performance of NFInst.instExpressions: time 0.001466/0.282, allocations: 0.7591 MB / 401.2 MB, free: 6.965 MB / 318.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.000219/0.2823, allocations: 4.25 kB / 401.2 MB, free: 6.965 MB / 318.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0001922/0.2825, allocations: 50.27 kB / 401.3 MB, free: 6.934 MB / 318.1 MB Notification: Performance of NFTyping.typeBindings: time 0.000238/0.2827, allocations: 99.84 kB / 401.4 MB, free: 6.863 MB / 318.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00035/0.283, allocations: 102.9 kB / 401.5 MB, free: 6.805 MB / 318.1 MB Notification: Performance of NFFlatten.flatten: time 0.0004568/0.2835, allocations: 389.2 kB / 401.9 MB, free: 6.609 MB / 318.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.000192/0.2837, allocations: 78.67 kB / 401.9 MB, free: 6.562 MB / 318.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002715/0.284, allocations: 161.6 kB / 402.1 MB, free: 6.48 MB / 318.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0002612/0.2842, allocations: 159.5 kB / 402.3 MB, free: 6.402 MB / 318.1 MB Notification: Performance of NFPackage.collectConstants: time 5.993e-05/0.2843, allocations: 32.75 kB / 402.3 MB, free: 6.402 MB / 318.1 MB Notification: Performance of NFFlatten.collectFunctions: time 6.492e-05/0.2843, allocations: 32.31 kB / 402.3 MB, free: 6.402 MB / 318.1 MB Notification: Performance of NFScalarize.scalarize: time 6.974e-05/0.2844, allocations: 68 kB / 402.4 MB, free: 6.355 MB / 318.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0001602/0.2846, allocations: 163.5 kB / 402.5 MB, free: 6.254 MB / 318.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0004707/0.285, allocations: 360 kB / 402.9 MB, free: 6.117 MB / 318.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.252e-06/0.2851, allocations: 0 / 402.9 MB, free: 6.117 MB / 318.1 MB Notification: Performance of FrontEnd: time 2.535e-06/0.2851, allocations: 0 / 402.9 MB, free: 6.117 MB / 318.1 MB Notification: Performance of Transformations before backend: time 2.243e-05/0.2851, allocations: 5.406 kB / 402.9 MB, free: 6.113 MB / 318.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 55 * Number of variables: 55 Notification: Performance of Generate backend data structure: time 0.001298/0.2864, allocations: 0.5952 MB / 403.5 MB, free: 5.672 MB / 318.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.458e-05/0.2864, allocations: 14.27 kB / 403.5 MB, free: 5.668 MB / 318.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 8.542e-05/0.2865, allocations: 37.55 kB / 403.5 MB, free: 5.648 MB / 318.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004146/0.2869, allocations: 232.9 kB / 403.8 MB, free: 5.449 MB / 318.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.629e-05/0.2869, allocations: 17.78 kB / 403.8 MB, free: 5.438 MB / 318.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 5.545e-05/0.287, allocations: 23.94 kB / 403.8 MB, free: 5.43 MB / 318.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006367/0.2876, allocations: 270.1 kB / 404.1 MB, free: 5.316 MB / 318.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.595e-05/0.2877, allocations: 3.656 kB / 404.1 MB, free: 5.316 MB / 318.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.865e-05/0.2877, allocations: 10.38 kB / 404.1 MB, free: 5.309 MB / 318.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.003e-05/0.2877, allocations: 8.938 kB / 404.1 MB, free: 5.305 MB / 318.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007785/0.2885, allocations: 274.8 kB / 404.4 MB, free: 5.227 MB / 318.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001554/0.29, allocations: 0.8426 MB / 405.2 MB, free: 4.691 MB / 318.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0007801/0.2908, allocations: 264.3 kB / 405.5 MB, free: 4.594 MB / 318.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003555/0.2912, allocations: 121.5 kB / 405.6 MB, free: 4.555 MB / 318.1 MB Notification: Performance of preOpt evalFunc (simulation): time 2.805e-05/0.2912, allocations: 5.844 kB / 405.6 MB, free: 4.551 MB / 318.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004559/0.2916, allocations: 185.8 kB / 405.8 MB, free: 4.445 MB / 318.1 MB Notification: Performance of pre-optimization done (n=18): time 2.535e-06/0.2917, allocations: 0 / 405.8 MB, free: 4.445 MB / 318.1 MB Notification: Performance of matching and sorting (n=18): time 0.00186/0.2935, allocations: 0.5107 MB / 406.3 MB, free: 4.305 MB / 318.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.821e-05/0.2936, allocations: 106.1 kB / 406.4 MB, free: 4.18 MB / 318.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002869/0.2939, allocations: 266.5 kB / 406.7 MB, free: 4.027 MB / 318.1 MB Notification: Performance of collectPreVariables (initialization): time 2.86e-05/0.2939, allocations: 26.95 kB / 406.7 MB, free: 3.996 MB / 318.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001241/0.294, allocations: 183.4 kB / 406.9 MB, free: 3.84 MB / 318.1 MB Notification: Performance of collectInitialBindings (initialization): time 4.648e-05/0.2941, allocations: 69.17 kB / 406.9 MB, free: 3.785 MB / 318.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 8.05e-05/0.2941, allocations: 47.39 kB / 407 MB, free: 3.754 MB / 318.1 MB Notification: Performance of setup shared object (initialization): time 7.252e-05/0.2942, allocations: 336.4 kB / 407.3 MB, free: 3.43 MB / 318.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003113/0.2945, allocations: 111.6 kB / 407.4 MB, free: 3.391 MB / 318.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003208/0.2948, allocations: 171.3 kB / 407.6 MB, free: 3.281 MB / 318.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005664/0.2954, allocations: 268.6 kB / 407.8 MB, free: 3.129 MB / 318.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.575e-06/0.2954, allocations: 0 / 407.8 MB, free: 3.129 MB / 318.1 MB Notification: Performance of matching and sorting (n=29) (initialization): time 0.001039/0.2964, allocations: 423.1 kB / 408.3 MB, free: 2.957 MB / 318.1 MB Notification: Performance of prepare postOptimizeDAE: time 3.846e-05/0.2965, allocations: 33.42 kB / 408.3 MB, free: 2.926 MB / 318.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.606e-06/0.2965, allocations: 6.219 kB / 408.3 MB, free: 2.922 MB / 318.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004266/0.2969, allocations: 88.2 kB / 408.4 MB, free: 2.91 MB / 318.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002653/0.2972, allocations: 62.47 kB / 408.4 MB, free: 2.902 MB / 318.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001381/0.2986, allocations: 1.453 MB / 409.9 MB, free: 1.594 MB / 318.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003658/0.2989, allocations: 54.83 kB / 409.9 MB, free: 1.57 MB / 318.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.848e-05/0.299, allocations: 12.11 kB / 410 MB, free: 1.566 MB / 318.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003448/0.2993, allocations: 188.5 kB / 410.1 MB, free: 1.449 MB / 318.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002843/0.2996, allocations: 157.4 kB / 410.3 MB, free: 1.344 MB / 318.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0005155/0.3001, allocations: 261 kB / 410.5 MB, free: 1.18 MB / 318.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.654e-06/0.3001, allocations: 1.219 kB / 410.5 MB, free: 1.18 MB / 318.1 MB Notification: Performance of matching and sorting (n=29) (initialization_lambda0): time 0.0007555/0.3009, allocations: 349.7 kB / 410.9 MB, free: 1.008 MB / 318.1 MB Notification: Performance of prepare postOptimizeDAE: time 3.296e-05/0.3009, allocations: 34.33 kB / 410.9 MB, free: 0.9766 MB / 318.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.067e-06/0.3009, allocations: 1.219 kB / 410.9 MB, free: 0.9766 MB / 318.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 8.66e-05/0.301, allocations: 24.7 kB / 410.9 MB, free: 0.9648 MB / 318.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002503/0.3012, allocations: 57.78 kB / 411 MB, free: 0.9609 MB / 318.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001017/0.3023, allocations: 1.446 MB / 412.5 MB, free: 15.51 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003597/0.3026, allocations: 47.95 kB / 412.5 MB, free: 15.48 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.258e-05/0.3026, allocations: 10.78 kB / 412.5 MB, free: 15.48 MB / 334.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 5 (vIn.signalSource.count,$PRE.vIn.signalSource.count,vIn.signalSource.T_start,$PRE.vIn.signalSource.T_start,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (26): * Single equations (assignments): 24 * Array equations: 0 * Algorithm blocks: 1 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0001939/0.3028, allocations: 195.2 kB / 412.7 MB, free: 15.29 MB / 334.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.042e-05/0.3029, allocations: 31.8 kB / 412.7 MB, free: 15.27 MB / 334.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 6.548e-05/0.3029, allocations: 31.45 kB / 412.8 MB, free: 15.24 MB / 334.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.695e-06/0.3029, allocations: 5.406 kB / 412.8 MB, free: 15.24 MB / 334.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.472e-06/0.303, allocations: 5.141 kB / 412.8 MB, free: 15.23 MB / 334.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.161e-06/0.303, allocations: 3.984 kB / 412.8 MB, free: 15.23 MB / 334.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001399/0.3044, allocations: 0.6711 MB / 413.4 MB, free: 14.7 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.435e-06/0.3044, allocations: 0 / 413.4 MB, free: 14.7 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002288/0.3046, allocations: 43.48 kB / 413.5 MB, free: 14.69 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001837/0.3048, allocations: 52.19 kB / 413.5 MB, free: 14.66 MB / 334.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.002e-05/0.3048, allocations: 10.75 kB / 413.6 MB, free: 14.65 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001671/0.3065, allocations: 1.428 MB / 415 MB, free: 13.28 MB / 334.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.998e-06/0.3065, allocations: 3.938 kB / 415 MB, free: 13.28 MB / 334.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001216/0.3077, allocations: 0.5092 MB / 415.5 MB, free: 12.95 MB / 334.1 MB Notification: Performance of postOpt removeConstants (simulation): time 8.014e-05/0.3078, allocations: 30.88 kB / 415.5 MB, free: 12.92 MB / 334.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.275e-05/0.3078, allocations: 6.281 kB / 415.5 MB, free: 12.92 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002749/0.3081, allocations: 32.94 kB / 415.6 MB, free: 12.9 MB / 334.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.312e-05/0.3082, allocations: 32.98 kB / 415.6 MB, free: 12.88 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.45e-05/0.3082, allocations: 3.641 kB / 415.6 MB, free: 12.88 MB / 334.1 MB Notification: Performance of sorting global known variables: time 0.0002231/0.3084, allocations: 195 kB / 415.8 MB, free: 12.75 MB / 334.1 MB Notification: Performance of sort global known variables: time 7e-08/0.3084, allocations: 0.9688 kB / 415.8 MB, free: 12.75 MB / 334.1 MB Notification: Performance of remove unused functions: time 0.0006378/0.3091, allocations: 130 kB / 415.9 MB, free: 12.72 MB / 334.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 1 (c.v) * Number of discrete variables: 3 ($whenCondition1,vIn.signalSource.T_start,vIn.signalSource.count) * Number of discrete states: 1 (vIn.signalSource.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (16): * Single equations (assignments): 13 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 {(1,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0001448/0.3092, allocations: 109.1 kB / 416 MB, free: 12.62 MB / 334.1 MB Notification: Performance of simCode: created initialization part: time 0.001469/0.3107, allocations: 0.6776 MB / 416.7 MB, free: 12.1 MB / 334.1 MB Notification: Performance of simCode: created event and clocks part: time 3.046e-06/0.3107, allocations: 4.125 kB / 416.7 MB, free: 12.09 MB / 334.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0004404/0.3111, allocations: 233.8 kB / 416.9 MB, free: 11.92 MB / 334.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000459/0.3116, allocations: 51.02 kB / 417 MB, free: 11.89 MB / 334.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001372/0.3129, allocations: 0.5976 MB / 417.6 MB, free: 11.45 MB / 334.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004418/0.3134, allocations: 0.7691 MB / 418.3 MB, free: 10.71 MB / 334.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 8.752e-05/0.3135, allocations: 22.22 kB / 418.4 MB, free: 10.7 MB / 334.1 MB Notification: Performance of SimCode: time 5.92e-07/0.3135, allocations: 0 / 418.4 MB, free: 10.7 MB / 334.1 MB Notification: Performance of Templates: time 0.008986/0.3225, allocations: 4.592 MB / 423 MB, free: 8.281 MB / 334.1 MB " [Timeout remaining time 660] make -j1 -f Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass.makefile [Timeout 660] (rm -f Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass.pipe ; mkfifo Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass.pipe ; head -c 1048576 < Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass.pipe >> ../files/Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass.sim & ./Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass.pipe 2>&1) [Timeout 480] diffSimulationResults("Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/Modelica/Electrical/Analog/Examples/OpAmps/LowPass/LowPass.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_3.2.3_Modelica.Electrical.Analog.Examples.OpAmps.LowPass.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 7.873051541857421]