Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.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/IDEAS 3.0.0/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/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.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1") translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001699/0.001699, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002126/0.002126, allocations: 198.3 kB / 16.54 MB, free: 6.672 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.334/1.334, allocations: 222.9 MB / 240.2 MB, free: 4.391 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo): time 0.7095/0.7095, allocations: 132.2 MB / 422.6 MB, free: 1.762 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0012/0.0012, allocations: 67.86 kB / 0.5018 GB, free: 3.844 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3541/0.3553, allocations: 80.21 MB / 0.5801 GB, free: 4.52 MB / 430.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.6399/0.9952, allocations: 355.5 MB / 0.9273 GB, free: 38.54 MB / 0.6387 GB Notification: Performance of NFInst.instExpressions: time 0.09556/1.091, allocations: 72.84 MB / 0.9984 GB, free: 13.32 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01656/1.107, allocations: 429.5 kB / 0.9988 GB, free: 12.9 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.01874/1.126, allocations: 5.307 MB / 1.004 GB, free: 7.562 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.04388/1.17, allocations: 13.51 MB / 1.017 GB, free: 10 MB / 0.6856 GB Notification: Performance of NFTyping.typeClassSections: time 0.02523/1.195, allocations: 9.633 MB / 1.027 GB, free: 476 kB / 0.6856 GB Notification: Performance of NFFlatten.flatten: time 0.04865/1.244, allocations: 37.49 MB / 1.063 GB, free: 10.88 MB / 0.7325 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0317/1.276, allocations: 19.84 MB / 1.083 GB, free: 6.895 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03676/1.313, allocations: 16.68 MB / 1.099 GB, free: 6.191 MB / 0.7637 GB Notification: Performance of NFSimplifyModel.simplify: time 0.8138/2.126, allocations: 15.88 MB / 1.114 GB, free: 36.36 MB / 0.7638 GB Notification: Performance of NFPackage.collectConstants: time 0.01224/2.139, allocations: 1.873 MB / 1.116 GB, free: 36.36 MB / 0.7638 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02417/2.163, allocations: 5.705 MB / 1.122 GB, free: 36.36 MB / 0.7638 GB Notification: Performance of NFScalarize.scalarize: time 0.01363/2.177, allocations: 5.798 MB / 1.127 GB, free: 36.36 MB / 0.7638 GB Notification: Performance of NFVerifyModel.verify: time 0.03137/2.208, allocations: 10.35 MB / 1.138 GB, free: 35.36 MB / 0.7638 GB Notification: Performance of NFConvertDAE.convert: time 0.04894/2.257, allocations: 28.54 MB / 1.165 GB, free: 32.48 MB / 0.7638 GB Notification: Performance of FrontEnd - DAE generated: time 7.684e-06/2.257, allocations: 0 / 1.165 GB, free: 32.48 MB / 0.7638 GB Notification: Performance of FrontEnd: time 2.575e-06/2.257, allocations: 0.5312 kB / 1.165 GB, free: 32.48 MB / 0.7638 GB Notification: Performance of Transformations before backend: time 0.001063/2.258, allocations: 0 / 1.165 GB, free: 32.48 MB / 0.7638 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2029 * Number of variables: 2029 Notification: Performance of Generate backend data structure: time 0.07717/2.335, allocations: 22.13 MB / 1.187 GB, free: 24.75 MB / 0.7638 GB Notification: Performance of prepare preOptimizeDAE: time 4.778e-05/2.335, allocations: 13.44 kB / 1.187 GB, free: 24.75 MB / 0.7638 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01614/2.352, allocations: 2.234 MB / 1.189 GB, free: 23.77 MB / 0.7638 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04097/2.393, allocations: 15.3 MB / 1.204 GB, free: 20.77 MB / 0.7638 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0007842/2.393, allocations: 0.6772 MB / 1.205 GB, free: 20.75 MB / 0.7638 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.007347/2.401, allocations: 0.9285 MB / 1.206 GB, free: 20.73 MB / 0.7638 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.05294/2.454, allocations: 16.45 MB / 1.222 GB, free: 15.79 MB / 0.7638 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0005047/2.454, allocations: 13.39 kB / 1.222 GB, free: 15.79 MB / 0.7638 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00678/2.461, allocations: 323.8 kB / 1.222 GB, free: 15.79 MB / 0.7638 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004763/2.462, allocations: 369.5 kB / 1.222 GB, free: 15.75 MB / 0.7638 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04073/2.502, allocations: 20.9 MB / 1.243 GB, free: 8.914 MB / 0.7638 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 0.1416/2.644, allocations: 81.13 MB / 1.322 GB, free: 8.539 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02093/2.665, allocations: 12.65 MB / 1.334 GB, free: 12.15 MB / 0.8575 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01521/2.68, allocations: 9.498 MB / 1.344 GB, free: 2.637 MB / 0.8575 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 0.079/2.759, allocations: 34.39 MB / 1.377 GB, free: 15.88 MB / 0.9044 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01885/2.778, allocations: 9.693 MB / 1.387 GB, free: 6.117 MB / 0.9044 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02226/2.8, allocations: 5.768 MB / 1.392 GB, free: 0.5078 MB / 0.9044 GB Notification: Performance of pre-optimization done (n=572): time 2.669e-05/2.8, allocations: 0 / 1.392 GB, free: 0.5078 MB / 0.9044 GB Notification: Performance of matching and sorting (n=864): time 1.254/4.055, allocations: 238.7 MB / 1.626 GB, free: 339.9 MB / 0.9513 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 0.1281/4.183, allocations: 55.3 MB / 1.68 GB, free: 283.1 MB / 0.9513 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03031/4.213, allocations: 14.9 MB / 1.694 GB, free: 268.4 MB / 0.9513 GB Notification: Performance of collectPreVariables (initialization): time 0.005747/4.219, allocations: 231.7 kB / 1.694 GB, free: 268.1 MB / 0.9513 GB Notification: Performance of collectInitialEqns (initialization): time 0.00879/4.228, allocations: 7.149 MB / 1.701 GB, free: 261.3 MB / 0.9513 GB Notification: Performance of collectInitialBindings (initialization): time 0.01311/4.241, allocations: 3.12 MB / 1.704 GB, free: 258.2 MB / 0.9513 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.02508/4.266, allocations: 4.09 MB / 1.708 GB, free: 254.1 MB / 0.9513 GB Notification: Performance of setup shared object (initialization): time 6.088e-05/4.266, allocations: 305.1 kB / 1.709 GB, free: 253.8 MB / 0.9513 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03799/4.304, allocations: 24.24 MB / 1.732 GB, free: 229.6 MB / 0.9513 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03664/4.341, allocations: 26.85 MB / 1.759 GB, free: 201.7 MB / 0.9513 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06686/4.408, allocations: 44.28 MB / 1.802 GB, free: 156.6 MB / 0.9513 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.381e-05/4.408, allocations: 12 kB / 1.802 GB, free: 156.6 MB / 0.9513 GB Notification: Performance of matching and sorting (n=1380) (initialization): time 0.9972/5.405, allocations: 142.8 MB / 1.941 GB, free: 416 MB / 0.9513 GB Notification: Performance of prepare postOptimizeDAE: time 8.979e-05/5.405, allocations: 53.98 kB / 1.941 GB, free: 416 MB / 0.9513 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.995e-05/5.405, allocations: 54.84 kB / 1.941 GB, free: 416 MB / 0.9513 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5919/5.997, allocations: 119.9 MB / 2.058 GB, free: 390.9 MB / 0.9513 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01894/6.016, allocations: 3.509 MB / 2.062 GB, free: 387.5 MB / 0.9513 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1591/6.175, allocations: 84.05 MB / 2.144 GB, free: 303.5 MB / 0.9513 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2242/6.399, allocations: 10.48 MB / 2.154 GB, free: 293 MB / 0.9513 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.008456/6.408, allocations: 1.639 MB / 2.156 GB, free: 291.3 MB / 0.9513 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04069/6.449, allocations: 27.26 MB / 2.182 GB, free: 264 MB / 0.9513 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03319/6.482, allocations: 26.37 MB / 2.208 GB, free: 236.7 MB / 0.9513 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06356/6.545, allocations: 43.35 MB / 2.25 GB, free: 192.5 MB / 0.9513 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.686e-05/6.546, allocations: 12 kB / 2.25 GB, free: 192.5 MB / 0.9513 GB Notification: Performance of matching and sorting (n=1380) (initialization_lambda0): time 0.6052/7.151, allocations: 141.2 MB / 2.388 GB, free: 52.08 MB / 0.9513 GB Notification: Performance of prepare postOptimizeDAE: time 7.216e-05/7.151, allocations: 53.7 kB / 2.388 GB, free: 52.02 MB / 0.9513 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.632e-05/7.151, allocations: 48 kB / 2.388 GB, free: 51.98 MB / 0.9513 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.9071/8.058, allocations: 118.9 MB / 2.505 GB, free: 403.7 MB / 0.9513 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02738/8.085, allocations: 3.461 MB / 2.508 GB, free: 402.5 MB / 0.9513 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1638/8.249, allocations: 88.28 MB / 2.594 GB, free: 329.1 MB / 0.9513 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2325/8.482, allocations: 10.52 MB / 2.604 GB, free: 318.6 MB / 0.9513 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.008088/8.49, allocations: 1.599 MB / 2.606 GB, free: 317 MB / 0.9513 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 231 * 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 (1020): * Single equations (assignments): 1002 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 0 * 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 0.01006/8.5, allocations: 0.7284 MB / 2.607 GB, free: 316.3 MB / 0.9513 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008598/8.509, allocations: 1.467 MB / 2.608 GB, free: 315.6 MB / 0.9513 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2227/8.731, allocations: 67.97 MB / 2.675 GB, free: 247.9 MB / 0.9513 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2311/8.962, allocations: 82.63 MB / 2.755 GB, free: 165.2 MB / 0.9513 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001156/8.963, allocations: 31.94 kB / 2.755 GB, free: 165.2 MB / 0.9513 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2146/9.177, allocations: 81.51 MB / 2.835 GB, free: 83.6 MB / 0.9513 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.7096/9.887, allocations: 206.1 MB / 3.036 GB, free: 361.1 MB / 0.9513 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001261/9.887, allocations: 5.969 kB / 3.036 GB, free: 361.1 MB / 0.9513 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01383/9.901, allocations: 2.128 MB / 3.038 GB, free: 359 MB / 0.9513 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5618/10.46, allocations: 144.9 MB / 3.18 GB, free: 215.6 MB / 0.9513 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005385/10.47, allocations: 0.8103 MB / 3.181 GB, free: 214.8 MB / 0.9513 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1278/10.6, allocations: 71.82 MB / 3.251 GB, free: 142.9 MB / 0.9513 GB Warning: The linear system: 1 : valNorth2[3].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valNorth2[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valNorth2[3].dp ; -valNorth2[1].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. Warning: The linear system: 1 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth2[3].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valNorth2[2].port_a.p ] = [ -valNorth2[1].dp ; -valNorth2[3].dp ] might be structurally or numerically singular for variable valNorth2[2].port_a.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : 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 2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1[2].m_flow ; tabsSouth1[1].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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2347:10-2347:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2264:9-2264:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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 (615): * Single equations (assignments): 592 * 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), (62,192)} [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4689:9-4689:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:803:5-803:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]