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 0.005393/0.005393, allocations: 99.77 kB / 15.73 MB, free: 6.012 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00152/0.00152, allocations: 193.5 kB / 16.67 MB, free: 5.93 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.316/1.316, allocations: 222.9 MB / 240.4 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002437/0.002437, allocations: 299.8 kB / 290.8 MB, free: 14.43 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.133/1.133, allocations: 178.5 MB / 0.5074 GB, free: 12.65 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002558/0.002558, allocations: 99.83 kB / 0.6943 GB, free: 15.15 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3516/0.3542, allocations: 89.13 MB / 0.7814 GB, free: 1.133 MB / 0.545 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1): time 0.66/1.014, allocations: 357.7 MB / 1.131 GB, free: 18.19 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.1023/1.117, allocations: 75.87 MB / 1.205 GB, free: 6.145 MB / 0.8106 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01347/1.13, allocations: 437.5 kB / 1.205 GB, free: 5.715 MB / 0.8106 GB Notification: Performance of NFTyping.typeComponents: time 0.01775/1.148, allocations: 6.422 MB / 1.211 GB, free: 15.26 MB / 0.8262 GB Notification: Performance of NFTyping.typeBindings: time 0.03769/1.186, allocations: 14.09 MB / 1.225 GB, free: 1.121 MB / 0.8262 GB Notification: Performance of NFTyping.typeClassSections: time 0.02332/1.209, allocations: 10.19 MB / 1.235 GB, free: 6.996 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.1039/1.313, allocations: 74.33 MB / 1.308 GB, free: 12.52 MB / 0.92 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02849/1.341, allocations: 20.03 MB / 1.327 GB, free: 8.332 MB / 0.9356 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03427/1.376, allocations: 17.09 MB / 1.344 GB, free: 7.223 MB / 0.9512 GB Notification: Performance of NFSimplifyModel.simplify: time 0.7966/2.172, allocations: 16.43 MB / 1.36 GB, free: 75.74 MB / 0.9513 GB Notification: Performance of NFPackage.collectConstants: time 0.009624/2.182, allocations: 1.97 MB / 1.362 GB, free: 75.74 MB / 0.9513 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02167/2.204, allocations: 6.059 MB / 1.368 GB, free: 75.74 MB / 0.9513 GB Notification: Performance of NFScalarize.scalarize: time 0.01114/2.215, allocations: 6.523 MB / 1.374 GB, free: 75.74 MB / 0.9513 GB Notification: Performance of NFVerifyModel.verify: time 0.02581/2.241, allocations: 11.29 MB / 1.385 GB, free: 74.73 MB / 0.9513 GB Notification: Performance of NFConvertDAE.convert: time 0.04328/2.284, allocations: 31.51 MB / 1.416 GB, free: 70.68 MB / 0.9513 GB Notification: Performance of FrontEnd - DAE generated: time 5.43e-06/2.284, allocations: 0 / 1.416 GB, free: 70.68 MB / 0.9513 GB Notification: Performance of FrontEnd: time 1.503e-06/2.284, allocations: 0 / 1.416 GB, free: 70.68 MB / 0.9513 GB Notification: Performance of Transformations before backend: time 0.0008983/2.285, allocations: 2.625 kB / 1.416 GB, free: 70.68 MB / 0.9513 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 0.06133/2.346, allocations: 24.74 MB / 1.44 GB, free: 61.48 MB / 0.9513 GB Notification: Performance of prepare preOptimizeDAE: time 3.686e-05/2.346, allocations: 9.969 kB / 1.44 GB, free: 61.48 MB / 0.9513 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002337/2.349, allocations: 1.053 MB / 1.441 GB, free: 61.39 MB / 0.9513 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01364/2.362, allocations: 3.295 MB / 1.444 GB, free: 60.25 MB / 0.9513 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.03859/2.401, allocations: 23.17 MB / 1.467 GB, free: 56.21 MB / 0.9513 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005067/2.402, allocations: 0.6773 MB / 1.468 GB, free: 56.2 MB / 0.9513 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004053/2.406, allocations: 0.9465 MB / 1.469 GB, free: 56.18 MB / 0.9513 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02962/2.435, allocations: 17.1 MB / 1.485 GB, free: 51.09 MB / 0.9513 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001709/2.435, allocations: 16.23 kB / 1.485 GB, free: 51.09 MB / 0.9513 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001364/2.437, allocations: 333.3 kB / 1.486 GB, free: 51.09 MB / 0.9513 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002388/2.437, allocations: 365 kB / 1.486 GB, free: 51.05 MB / 0.9513 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03118/2.468, allocations: 21.54 MB / 1.507 GB, free: 41.7 MB / 0.9513 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 0.1356/2.604, allocations: 83.69 MB / 1.589 GB, free: 4.867 MB / 0.9982 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0253/2.629, allocations: 13.32 MB / 1.602 GB, free: 7.801 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01724/2.646, allocations: 9.798 MB / 1.611 GB, free: 13.99 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 0.07276/2.719, allocations: 35.8 MB / 1.646 GB, free: 9.836 MB / 1.061 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01762/2.737, allocations: 10.24 MB / 1.656 GB, free: 15.53 MB / 1.076 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02103/2.758, allocations: 5.84 MB / 1.662 GB, free: 9.844 MB / 1.076 GB Notification: Performance of pre-optimization done (n=588): time 2.609e-05/2.758, allocations: 4 kB / 1.662 GB, free: 9.84 MB / 1.076 GB Notification: Performance of matching and sorting (n=880): time 1.314/4.072, allocations: 240.3 MB / 1.897 GB, free: 482.4 MB / 1.17 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 0.1114/4.184, allocations: 55.37 MB / 1.951 GB, free: 425.6 MB / 1.17 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02893/4.213, allocations: 20.49 MB / 1.971 GB, free: 405.3 MB / 1.17 GB Notification: Performance of collectPreVariables (initialization): time 0.00376/4.217, allocations: 229.7 kB / 1.971 GB, free: 405.1 MB / 1.17 GB Notification: Performance of collectInitialEqns (initialization): time 0.00571/4.222, allocations: 7.849 MB / 1.979 GB, free: 397.6 MB / 1.17 GB Notification: Performance of collectInitialBindings (initialization): time 0.01027/4.233, allocations: 3.344 MB / 1.982 GB, free: 394.3 MB / 1.17 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0117/4.244, allocations: 4.553 MB / 1.986 GB, free: 389.7 MB / 1.17 GB Notification: Performance of setup shared object (initialization): time 3.284e-05/4.244, allocations: 301.1 kB / 1.987 GB, free: 389.4 MB / 1.17 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03093/4.275, allocations: 25.63 MB / 2.012 GB, free: 363.8 MB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03474/4.31, allocations: 28.5 MB / 2.04 GB, free: 334.2 MB / 1.17 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06297/4.373, allocations: 46.84 MB / 2.085 GB, free: 286.6 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.787e-05/4.373, allocations: 12 kB / 2.085 GB, free: 286.6 MB / 1.17 GB Notification: Performance of matching and sorting (n=1652) (initialization): time 0.6066/4.98, allocations: 146.1 MB / 2.228 GB, free: 140.3 MB / 1.17 GB Notification: Performance of prepare postOptimizeDAE: time 7.854e-05/4.98, allocations: 53.7 kB / 2.228 GB, free: 140.3 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.006e-05/4.98, allocations: 59.7 kB / 2.228 GB, free: 140.2 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5893/5.569, allocations: 119.8 MB / 2.345 GB, free: 20.46 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.3488/5.918, allocations: 3.793 MB / 2.349 GB, free: 0.4986 GB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1457/6.064, allocations: 84.3 MB / 2.431 GB, free: 490.6 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2135/6.277, allocations: 10.63 MB / 2.442 GB, free: 490.1 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006114/6.283, allocations: 1.664 MB / 2.443 GB, free: 490 MB / 1.17 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04082/6.324, allocations: 29.03 MB / 2.472 GB, free: 477.5 MB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03298/6.357, allocations: 27.96 MB / 2.499 GB, free: 449.3 MB / 1.17 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05942/6.417, allocations: 45.77 MB / 2.544 GB, free: 402.7 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.631e-05/6.417, allocations: 16 kB / 2.544 GB, free: 402.7 MB / 1.17 GB Notification: Performance of matching and sorting (n=1652) (initialization_lambda0): time 0.5974/7.014, allocations: 144.4 MB / 2.685 GB, free: 259.3 MB / 1.17 GB Notification: Performance of prepare postOptimizeDAE: time 7.7e-05/7.014, allocations: 53.7 kB / 2.685 GB, free: 259.2 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.747e-05/7.014, allocations: 52.12 kB / 2.685 GB, free: 259.2 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5827/7.597, allocations: 118.8 MB / 2.801 GB, free: 140.7 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01843/7.616, allocations: 3.755 MB / 2.804 GB, free: 137 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1484/7.764, allocations: 88.2 MB / 2.891 GB, free: 48.51 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2138/7.978, allocations: 10.68 MB / 2.901 GB, free: 37.82 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005275/7.983, allocations: 1.629 MB / 2.903 GB, free: 36.19 MB / 1.17 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 0.005388/7.989, allocations: 0.7755 MB / 2.903 GB, free: 35.44 MB / 1.17 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.006664/7.995, allocations: 1.715 MB / 2.905 GB, free: 33.71 MB / 1.17 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.5499/8.545, allocations: 68.7 MB / 2.972 GB, free: 0.4991 GB / 1.17 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2278/8.773, allocations: 83.2 MB / 3.053 GB, free: 465.2 MB / 1.17 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.587e-05/8.773, allocations: 28 kB / 3.053 GB, free: 465.2 MB / 1.17 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2108/8.984, allocations: 82.07 MB / 3.133 GB, free: 383.2 MB / 1.17 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3583/9.342, allocations: 216.3 MB / 3.345 GB, free: 167 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.91e-05/9.342, allocations: 7.969 kB / 3.345 GB, free: 167 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01273/9.355, allocations: 2.245 MB / 3.347 GB, free: 164.8 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.9266/10.28, allocations: 144.7 MB / 3.488 GB, free: 493.1 MB / 1.17 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004055/10.29, allocations: 0.8061 MB / 3.489 GB, free: 493.1 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1267/10.41, allocations: 72.13 MB / 3.559 GB, free: 478.9 MB / 1.17 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]