Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="BuildingSystems_BuildingSystems_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 0.005044/0.005044, allocations: 102.5 kB / 15.74 MB, free: 6.027 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001237/0.001237, allocations: 196.1 kB / 16.67 MB, free: 5.961 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.244/1.244, allocations: 222.9 MB / 240.4 MB, free: 4.301 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.00199/0.00199, allocations: 287.1 kB / 290.8 MB, free: 1.891 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.8867/0.8867, allocations: 169.3 MB / 0.4983 GB, free: 13.8 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001611/0.001611, allocations: 97.06 kB / 0.681 GB, free: 15.96 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1339/0.1355, allocations: 86.97 MB / 0.7659 GB, free: 8.902 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1): time 0.9565/1.092, allocations: 357.7 MB / 1.115 GB, free: 56.57 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.08174/1.174, allocations: 75.88 MB / 1.189 GB, free: 55.48 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01443/1.188, allocations: 429.2 kB / 1.19 GB, free: 55.48 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.01597/1.204, allocations: 6.555 MB / 1.196 GB, free: 55.36 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.03608/1.24, allocations: 14.76 MB / 1.211 GB, free: 51.56 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.02208/1.262, allocations: 10.19 MB / 1.221 GB, free: 45.36 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.0821/1.345, allocations: 74.41 MB / 1.293 GB, free: 1.777 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02783/1.372, allocations: 20.09 MB / 1.313 GB, free: 14.27 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03201/1.404, allocations: 17.49 MB / 1.33 GB, free: 13.72 MB / 0.9044 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02625/1.431, allocations: 16.43 MB / 1.346 GB, free: 14.46 MB / 0.92 GB Notification: Performance of NFPackage.collectConstants: time 0.007171/1.438, allocations: 1.969 MB / 1.348 GB, free: 12.49 MB / 0.92 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01846/1.456, allocations: 6.065 MB / 1.354 GB, free: 6.695 MB / 0.92 GB Notification: Performance of NFScalarize.scalarize: time 0.009839/1.466, allocations: 6.524 MB / 1.36 GB, free: 412 kB / 0.92 GB Notification: Performance of NFVerifyModel.verify: time 0.02179/1.488, allocations: 11.28 MB / 1.371 GB, free: 5.305 MB / 0.9356 GB Notification: Performance of NFConvertDAE.convert: time 0.0459/1.534, allocations: 31.52 MB / 1.402 GB, free: 6.875 MB / 0.9669 GB Notification: Performance of FrontEnd - DAE generated: time 6.522e-06/1.534, allocations: 3.938 kB / 1.402 GB, free: 6.871 MB / 0.9669 GB Notification: Performance of FrontEnd: time 1.874e-06/1.534, allocations: 0 / 1.402 GB, free: 6.871 MB / 0.9669 GB Notification: Performance of Transformations before backend: time 0.0008698/1.535, allocations: 0 / 1.402 GB, free: 6.871 MB / 0.9669 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 0.06456/1.6, allocations: 24.74 MB / 1.426 GB, free: 14.24 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 4.502e-05/1.6, allocations: 8.031 kB / 1.426 GB, free: 14.23 MB / 0.9981 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003845/1.603, allocations: 1.052 MB / 1.427 GB, free: 13.18 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01704/1.621, allocations: 3.305 MB / 1.43 GB, free: 9.859 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0452/1.666, allocations: 23.16 MB / 1.453 GB, free: 3.016 MB / 1.014 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006756/1.666, allocations: 0.669 MB / 1.454 GB, free: 2.352 MB / 1.014 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00426/1.671, allocations: 0.9494 MB / 1.455 GB, free: 1.41 MB / 1.014 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03174/1.703, allocations: 17.11 MB / 1.471 GB, free: 112 kB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001759/1.703, allocations: 11.89 kB / 1.471 GB, free: 100 kB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.2895/1.992, allocations: 329.2 kB / 1.472 GB, free: 443.4 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000416/1.993, allocations: 367.6 kB / 1.472 GB, free: 443.4 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0385/2.031, allocations: 21.54 MB / 1.493 GB, free: 437.9 MB / 1.029 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 0.1191/2.15, allocations: 83.7 MB / 1.575 GB, free: 380.4 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01935/2.17, allocations: 13.31 MB / 1.588 GB, free: 371.1 MB / 1.029 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0129/2.183, allocations: 9.799 MB / 1.597 GB, free: 361.3 MB / 1.029 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 0.06517/2.248, allocations: 35.8 MB / 1.632 GB, free: 325.7 MB / 1.029 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01535/2.263, allocations: 10.25 MB / 1.642 GB, free: 315.4 MB / 1.029 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.01905/2.282, allocations: 5.834 MB / 1.648 GB, free: 310.3 MB / 1.029 GB Notification: Performance of pre-optimization done (n=588): time 3.294e-05/2.282, allocations: 2.484 kB / 1.648 GB, free: 310.3 MB / 1.029 GB Notification: Performance of matching and sorting (n=880): time 0.919/3.201, allocations: 240.3 MB / 1.883 GB, free: 69.43 MB / 1.029 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 0.1084/3.31, allocations: 55.35 MB / 1.937 GB, free: 12.46 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.3448/3.655, allocations: 20.5 MB / 1.957 GB, free: 400 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 0.003596/3.658, allocations: 234.6 kB / 1.957 GB, free: 399.9 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 0.006999/3.665, allocations: 7.833 MB / 1.965 GB, free: 395.9 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 0.01058/3.676, allocations: 3.347 MB / 1.968 GB, free: 394.9 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01189/3.688, allocations: 4.552 MB / 1.972 GB, free: 393.9 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 3.404e-05/3.688, allocations: 303.1 kB / 1.973 GB, free: 393.6 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03979/3.728, allocations: 25.64 MB / 1.998 GB, free: 386.4 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03527/3.763, allocations: 28.49 MB / 2.025 GB, free: 376.2 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06456/3.828, allocations: 46.84 MB / 2.071 GB, free: 355.1 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.656e-05/3.828, allocations: 12 kB / 2.071 GB, free: 355.1 MB / 1.029 GB Notification: Performance of matching and sorting (n=1652) (initialization): time 0.6038/4.431, allocations: 146.1 MB / 2.214 GB, free: 210.4 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 7.159e-05/4.432, allocations: 59.98 kB / 2.214 GB, free: 210.4 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.732e-05/4.432, allocations: 48 kB / 2.214 GB, free: 210.3 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.586/5.018, allocations: 119.8 MB / 2.331 GB, free: 90.59 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01994/5.038, allocations: 3.802 MB / 2.335 GB, free: 86.79 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4514/5.489, allocations: 84.29 MB / 2.417 GB, free: 371 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2345/5.724, allocations: 10.62 MB / 2.427 GB, free: 370.8 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007265/5.731, allocations: 1.667 MB / 2.429 GB, free: 370.7 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04342/5.774, allocations: 29.03 MB / 2.457 GB, free: 362.2 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03477/5.809, allocations: 27.97 MB / 2.485 GB, free: 352.2 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06212/5.871, allocations: 45.77 MB / 2.529 GB, free: 324.9 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.099e-05/5.871, allocations: 16 kB / 2.529 GB, free: 324.9 MB / 1.029 GB Notification: Performance of matching and sorting (n=1652) (initialization_lambda0): time 0.5977/6.469, allocations: 144.4 MB / 2.67 GB, free: 181.5 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 5.747e-05/6.469, allocations: 53.7 kB / 2.671 GB, free: 181.5 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.335e-05/6.469, allocations: 49.75 kB / 2.671 GB, free: 181.4 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5777/7.047, allocations: 118.8 MB / 2.787 GB, free: 62.99 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01847/7.066, allocations: 3.755 MB / 2.79 GB, free: 59.23 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4912/7.557, allocations: 88.2 MB / 2.876 GB, free: 358.7 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2261/7.783, allocations: 10.66 MB / 2.887 GB, free: 358.5 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005419/7.788, allocations: 1.631 MB / 2.888 GB, free: 358.4 MB / 1.029 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 0.005617/7.794, allocations: 0.7698 MB / 2.889 GB, free: 357.9 MB / 1.029 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.005877/7.8, allocations: 1.719 MB / 2.891 GB, free: 357.9 MB / 1.029 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2094/8.009, allocations: 68.71 MB / 2.958 GB, free: 322 MB / 1.029 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2303/8.24, allocations: 83.19 MB / 3.039 GB, free: 238.9 MB / 1.029 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.694e-05/8.24, allocations: 28 kB / 3.039 GB, free: 238.9 MB / 1.029 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2204/8.46, allocations: 82.08 MB / 3.119 GB, free: 156.9 MB / 1.029 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.7135/9.174, allocations: 216.3 MB / 3.331 GB, free: 354.5 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.961e-05/9.174, allocations: 0 / 3.331 GB, free: 354.5 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01301/9.187, allocations: 2.24 MB / 3.333 GB, free: 354.3 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5684/9.755, allocations: 144.7 MB / 3.474 GB, free: 225.7 MB / 1.029 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003613/9.759, allocations: 0.8025 MB / 3.475 GB, free: 224.9 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1233/9.882, allocations: 72.12 MB / 3.545 GB, free: 152.8 MB / 1.029 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:4689:9-4689:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/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]