Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Fluid.Examples.FlowSystem.Simplified1.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.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.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="Buildings_10_Buildings_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="Buildings_10_Buildings_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.008757/0.008757, allocations: 108.3 kB / 15.74 MB, free: 6.449 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001725/0.001726, allocations: 196 kB / 16.67 MB, free: 6.355 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.495/1.495, allocations: 222.9 MB / 240.4 MB, free: 4.336 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.64/2.64, allocations: 437 MB / 0.7105 GB, free: 5.043 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001184/0.001184, allocations: 67.89 kB / 1.018 GB, free: 15.04 MB / 0.7794 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3011/0.3022, allocations: 151.6 MB / 1.166 GB, free: 7.293 MB / 0.92 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified1): time 1.026/1.328, allocations: 357.7 MB / 1.516 GB, free: 368 kB / 1.17 GB Notification: Performance of NFInst.instExpressions: time 0.1181/1.446, allocations: 75.86 MB / 1.59 GB, free: 4.324 MB / 1.248 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01595/1.462, allocations: 437.4 kB / 1.59 GB, free: 3.895 MB / 1.248 GB Notification: Performance of NFTyping.typeComponents: time 0.01942/1.481, allocations: 6.562 MB / 1.596 GB, free: 13.3 MB / 1.264 GB Notification: Performance of NFTyping.typeBindings: time 0.04019/1.522, allocations: 14.74 MB / 1.611 GB, free: 14.5 MB / 1.279 GB Notification: Performance of NFTyping.typeClassSections: time 0.02377/1.545, allocations: 10.2 MB / 1.621 GB, free: 4.371 MB / 1.279 GB Notification: Performance of NFFlatten.flatten: time 0.1027/1.648, allocations: 74.38 MB / 1.693 GB, free: 9.844 MB / 1.357 GB Notification: Performance of NFFlatten.resolveConnections: time 0.03152/1.68, allocations: 20.05 MB / 1.713 GB, free: 5.641 MB / 1.373 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03395/1.714, allocations: 17.48 MB / 1.73 GB, free: 4.133 MB / 1.389 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03022/1.744, allocations: 16.43 MB / 1.746 GB, free: 3.641 MB / 1.404 GB Notification: Performance of NFPackage.collectConstants: time 0.008413/1.752, allocations: 1.973 MB / 1.748 GB, free: 1.668 MB / 1.404 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01947/1.772, allocations: 6.062 MB / 1.754 GB, free: 11.6 MB / 1.42 GB Notification: Performance of NFScalarize.scalarize: time 0.011/1.783, allocations: 6.523 MB / 1.76 GB, free: 5.055 MB / 1.42 GB Notification: Performance of NFVerifyModel.verify: time 0.02828/1.811, allocations: 11.29 MB / 1.771 GB, free: 9.715 MB / 1.436 GB Notification: Performance of NFConvertDAE.convert: time 0.05764/1.869, allocations: 31.4 MB / 1.802 GB, free: 10.23 MB / 1.467 GB Notification: Performance of FrontEnd - DAE generated: time 7.404e-06/1.869, allocations: 0 / 1.802 GB, free: 10.23 MB / 1.467 GB Notification: Performance of FrontEnd: time 1.593e-06/1.869, allocations: 0 / 1.802 GB, free: 10.23 MB / 1.467 GB Notification: Performance of Transformations before backend: time 0.000902/1.87, allocations: 0 / 1.802 GB, free: 10.23 MB / 1.467 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2045 * Number of variables: 2045 Notification: Performance of Generate backend data structure: time 1.214/3.084, allocations: 24.09 MB / 1.826 GB, free: 0.5057 GB / 1.467 GB Notification: Performance of prepare preOptimizeDAE: time 8.214e-05/3.084, allocations: 10.78 kB / 1.826 GB, free: 0.5057 GB / 1.467 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.008462/3.092, allocations: 1.046 MB / 1.827 GB, free: 0.5051 GB / 1.467 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01954/3.112, allocations: 3.207 MB / 1.83 GB, free: 0.5041 GB / 1.467 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.05304/3.165, allocations: 23.01 MB / 1.852 GB, free: 0.4946 GB / 1.467 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009884/3.166, allocations: 0.6729 MB / 1.853 GB, free: 0.4943 GB / 1.467 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.006538/3.172, allocations: 0.9459 MB / 1.854 GB, free: 0.494 GB / 1.467 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04659/3.219, allocations: 17.1 MB / 1.87 GB, free: 497.5 MB / 1.467 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0005179/3.22, allocations: 17.16 kB / 1.87 GB, free: 497.5 MB / 1.467 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.005368/3.225, allocations: 332.3 kB / 1.871 GB, free: 497.3 MB / 1.467 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005283/3.225, allocations: 373.8 kB / 1.871 GB, free: 497.2 MB / 1.467 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04013/3.266, allocations: 21.54 MB / 1.892 GB, free: 487.3 MB / 1.467 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 0.1372/3.403, allocations: 83.61 MB / 1.974 GB, free: 401.4 MB / 1.467 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02141/3.424, allocations: 13.31 MB / 1.987 GB, free: 388.4 MB / 1.467 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01362/3.438, allocations: 9.798 MB / 1.996 GB, free: 378.6 MB / 1.467 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 evalFunc (simulation): time 0.07174/3.51, allocations: 35.77 MB / 2.031 GB, free: 342.7 MB / 1.467 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01796/3.528, allocations: 10.25 MB / 2.041 GB, free: 332.4 MB / 1.467 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02225/3.55, allocations: 5.827 MB / 2.047 GB, free: 326.8 MB / 1.467 GB Notification: Performance of pre-optimization done (n=588): time 3.729e-05/3.55, allocations: 0 / 2.047 GB, free: 326.8 MB / 1.467 GB Notification: Performance of matching and sorting (n=880): time 0.9172/4.467, allocations: 239.9 MB / 2.281 GB, free: 85.66 MB / 1.467 GB Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[2].m_flow ; tabsSouth1[1].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 2 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ; tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of inlineWhenForInitialization (initialization): time 0.1286/4.596, allocations: 55.25 MB / 2.335 GB, free: 28.69 MB / 1.467 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0384/4.634, allocations: 20.48 MB / 2.355 GB, free: 8.301 MB / 1.467 GB Notification: Performance of collectPreVariables (initialization): time 0.004952/4.639, allocations: 229.7 kB / 2.355 GB, free: 8.07 MB / 1.467 GB Notification: Performance of collectInitialEqns (initialization): time 0.008727/4.648, allocations: 7.752 MB / 2.363 GB, free: 288 kB / 1.467 GB Notification: Performance of collectInitialBindings (initialization): time 0.7331/5.381, allocations: 3.188 MB / 2.366 GB, free: 475.4 MB / 1.467 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.02528/5.407, allocations: 4.547 MB / 2.371 GB, free: 475.3 MB / 1.467 GB Notification: Performance of setup shared object (initialization): time 5.249e-05/5.407, allocations: 302 kB / 2.371 GB, free: 475 MB / 1.467 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.04986/5.457, allocations: 25.63 MB / 2.396 GB, free: 471.9 MB / 1.467 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.04467/5.501, allocations: 28.49 MB / 2.424 GB, free: 461.8 MB / 1.467 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.07523/5.577, allocations: 46.84 MB / 2.469 GB, free: 446 MB / 1.467 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001164/5.577, allocations: 14.97 kB / 2.469 GB, free: 446 MB / 1.467 GB Notification: Performance of matching and sorting (n=1652) (initialization): time 0.5775/6.154, allocations: 146 MB / 2.612 GB, free: 306.3 MB / 1.467 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001095/6.154, allocations: 57.69 kB / 2.612 GB, free: 306.2 MB / 1.467 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.947e-05/6.155, allocations: 52 kB / 2.612 GB, free: 306.2 MB / 1.467 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5296/6.684, allocations: 119.8 MB / 2.729 GB, free: 186.7 MB / 1.467 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02028/6.704, allocations: 3.802 MB / 2.733 GB, free: 182.9 MB / 1.467 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1385/6.843, allocations: 84.27 MB / 2.815 GB, free: 98.5 MB / 1.467 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1686/7.012, allocations: 10.62 MB / 2.826 GB, free: 87.88 MB / 1.467 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.008114/7.02, allocations: 1.668 MB / 2.827 GB, free: 86.21 MB / 1.467 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04579/7.066, allocations: 29.03 MB / 2.856 GB, free: 57.15 MB / 1.467 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03654/7.102, allocations: 27.96 MB / 2.883 GB, free: 28.15 MB / 1.467 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.8032/7.905, allocations: 45.77 MB / 2.928 GB, free: 467.3 MB / 1.483 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 0.0001308/7.906, allocations: 14.84 kB / 2.928 GB, free: 467.3 MB / 1.483 GB Notification: Performance of matching and sorting (n=1652) (initialization_lambda0): time 0.5983/8.504, allocations: 144.3 MB / 3.069 GB, free: 409.8 MB / 1.483 GB Notification: Performance of prepare postOptimizeDAE: time 7.339e-05/8.504, allocations: 53.7 kB / 3.069 GB, free: 409.7 MB / 1.483 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.062e-05/8.504, allocations: 56.75 kB / 3.069 GB, free: 409.6 MB / 1.483 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5272/9.031, allocations: 118.8 MB / 3.185 GB, free: 291.2 MB / 1.483 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01862/9.05, allocations: 3.747 MB / 3.188 GB, free: 287.5 MB / 1.483 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1689/9.219, allocations: 88.16 MB / 3.274 GB, free: 199.2 MB / 1.483 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1727/9.392, allocations: 10.66 MB / 3.285 GB, free: 188.6 MB / 1.483 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.009457/9.401, allocations: 1.633 MB / 3.286 GB, free: 186.9 MB / 1.483 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 227 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1164): * Single equations (assignments): 1142 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 4 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 8 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 8 systems {1, 1, 1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(39,65), (39,65)} Notification: Performance of prepare postOptimizeDAE: time 0.01211/9.413, allocations: 0.7759 MB / 3.287 GB, free: 186.2 MB / 1.483 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01111/9.424, allocations: 1.632 MB / 3.289 GB, free: 185.4 MB / 1.483 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2226/9.647, allocations: 68.7 MB / 3.356 GB, free: 117 MB / 1.483 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2235/9.871, allocations: 83.18 MB / 3.437 GB, free: 33.8 MB / 1.483 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001517/9.871, allocations: 28 kB / 3.437 GB, free: 33.77 MB / 1.483 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.9569/10.83, allocations: 82.07 MB / 3.517 GB, free: 466.3 MB / 1.498 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3873/11.22, allocations: 216.3 MB / 3.728 GB, free: 319.9 MB / 1.498 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001011/11.22, allocations: 3.938 kB / 3.728 GB, free: 319.9 MB / 1.498 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0129/11.23, allocations: 2.239 MB / 3.731 GB, free: 317.7 MB / 1.498 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5275/11.76, allocations: 144.7 MB / 3.872 GB, free: 173.3 MB / 1.498 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005199/11.76, allocations: 0.8219 MB / 3.873 GB, free: 172.5 MB / 1.498 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1212/11.88, allocations: 72.08 MB / 3.943 GB, free: 100.3 MB / 1.498 GB Warning: The linear system: 1 : valNorth1[3].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth1[2].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valNorth1[2].port_a.p ] = [ -valNorth1[3].dp ; -valNorth1[2].dp ] might be structurally or numerically singular for variable valNorth1[2].port_a.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth1[2].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth1[3].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valNorth1[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valNorth1[2].dp ; -valNorth1[3].dp ] might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2348:10-2348:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2265:9-2265:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1]) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (631): * Single equations (assignments): 608 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (not torn): 6 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 6 systems {1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(36,81), (1,1), (63,191)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4690:9-4690:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:804:5-804:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]