Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001341/0.001341, allocations: 119.6 kB / 17.16 MB, free: 5.914 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001427/0.001427, allocations: 211 kB / 20.13 MB, free: 2.969 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.431/1.431, allocations: 230.6 MB / 253.5 MB, free: 15.11 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.002354/0.002354, allocations: 283 kB / 309.8 MB, free: 3.449 MB / 238.1 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 1.057/1.057, allocations: 180.6 MB / 0.5338 GB, free: 12.38 MB / 398.1 MB " [Timeout remaining time 179] Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: "" <> buildModelFMU(BuildingSystems.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Examples_FlowSystem_Basic",fmuType="cs",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Examples_FlowSystem_Basic",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660] "Notification: NcDataReader2 requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: BuildingSystems requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002756/0.002756, allocations: 95.86 kB / 0.7347 GB, free: 2.449 MB / 0.4981 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5618/0.5646, allocations: 95.34 MB / 0.8278 GB, free: 3.031 MB / 0.5762 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Examples.FlowSystem.Basic): time 0.8658/1.43, allocations: 361.6 MB / 1.181 GB, free: 59.8 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.09978/1.53, allocations: 76.06 MB / 1.255 GB, free: 58.68 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.02012/1.55, allocations: 0.5808 MB / 1.256 GB, free: 58.68 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.01811/1.568, allocations: 6.615 MB / 1.262 GB, free: 58.45 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.03943/1.608, allocations: 14.76 MB / 1.277 GB, free: 52.22 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.02397/1.632, allocations: 10.41 MB / 1.287 GB, free: 45.68 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.09016/1.722, allocations: 74.75 MB / 1.36 GB, free: 13.12 MB / 0.9044 GB Notification: Performance of NFFlatten.resolveConnections: time 0.03221/1.754, allocations: 17.48 MB / 1.377 GB, free: 12.26 MB / 0.92 GB Notification: Performance of NFEvalConstants.evaluate: time 0.04323/1.797, allocations: 17.8 MB / 1.394 GB, free: 11.42 MB / 0.9356 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03749/1.835, allocations: 17.32 MB / 1.411 GB, free: 11.28 MB / 0.9512 GB Notification: Performance of NFPackage.collectConstants: time 0.01102/1.846, allocations: 2 MB / 1.413 GB, free: 9.281 MB / 0.9512 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02542/1.871, allocations: 6.348 MB / 1.419 GB, free: 3.207 MB / 0.9512 GB Notification: Performance of NFScalarize.scalarize: time 0.01268/1.884, allocations: 6.74 MB / 1.426 GB, free: 12.7 MB / 0.9669 GB Notification: Performance of NFVerifyModel.verify: time 0.02661/1.911, allocations: 11.36 MB / 1.437 GB, free: 1.539 MB / 0.9669 GB Notification: Performance of NFConvertDAE.convert: time 0.06159/1.972, allocations: 32.02 MB / 1.468 GB, free: 2.695 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 6.563e-06/1.972, allocations: 4 kB / 1.468 GB, free: 2.691 MB / 0.9981 GB Notification: Performance of FrontEnd: time 1.452e-06/1.972, allocations: 0 / 1.468 GB, free: 2.691 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.001026/1.973, allocations: 0 / 1.468 GB, free: 2.691 MB / 0.9981 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 0.06972/2.043, allocations: 22.43 MB / 1.49 GB, free: 12.32 MB / 1.029 GB Notification: Performance of prepare preOptimizeDAE: time 4.614e-05/2.043, allocations: 8.031 kB / 1.49 GB, free: 12.31 MB / 1.029 GB Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.0002457/2.043, allocations: 207.8 kB / 1.49 GB, free: 12.11 MB / 1.029 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.004602/2.048, allocations: 1.048 MB / 1.491 GB, free: 11.06 MB / 1.029 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01896/2.067, allocations: 3.321 MB / 1.495 GB, free: 7.723 MB / 1.029 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.05129/2.118, allocations: 23.23 MB / 1.517 GB, free: 0.8125 MB / 1.045 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008087/2.119, allocations: 0.6831 MB / 1.518 GB, free: 140 kB / 1.045 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004871/2.124, allocations: 0.9615 MB / 1.519 GB, free: 15.18 MB / 1.061 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04356/2.167, allocations: 17.39 MB / 1.536 GB, free: 13.59 MB / 1.076 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002509/2.168, allocations: 11.92 kB / 1.536 GB, free: 13.58 MB / 1.076 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003048/2.171, allocations: 336 kB / 1.536 GB, free: 13.26 MB / 1.076 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004282/2.171, allocations: 371.3 kB / 1.537 GB, free: 12.89 MB / 1.076 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.4767/2.648, allocations: 21.98 MB / 1.558 GB, free: 455.4 MB / 1.076 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 0.1325/2.78, allocations: 81.18 MB / 1.637 GB, free: 399.5 MB / 1.076 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01921/2.799, allocations: 12.39 MB / 1.649 GB, free: 392.6 MB / 1.076 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0134/2.813, allocations: 9.145 MB / 1.658 GB, free: 387.6 MB / 1.076 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 0.06492/2.878, allocations: 35.11 MB / 1.693 GB, free: 355 MB / 1.076 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01712/2.895, allocations: 10.6 MB / 1.703 GB, free: 344.3 MB / 1.076 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02711/2.922, allocations: 8.274 MB / 1.711 GB, free: 337.1 MB / 1.076 GB Notification: Performance of pre-optimization done (n=612): time 3.12e-05/2.922, allocations: 0 / 1.711 GB, free: 337.1 MB / 1.076 GB Notification: Performance of matching and sorting (n=928): time 0.9531/3.875, allocations: 249.1 MB / 1.954 GB, free: 87.41 MB / 1.076 GB Warning: The linear system: 1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p 2 : valNorth2[5].dp = valNorth2[2].port_a.p - valNorth2[5].port_b.p 3 : tabsNorth2[5].dp = valNorth2[5].port_b.p - tabsSouth1[1].port_b.p 4 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2[7].port_b.p ; tabsSouth1[1].port_b.p ; valNorth2[5].port_b.p ; valNorth2[2].port_a.p ] = [ -valNorth2[7].dp ; -valNorth2[5].dp ; -tabsNorth2[5].dp ; -tabsNorth2[7].dp ] might be structurally or numerically singular for variable valNorth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : 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 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 ] = [ 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 ; 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. Warning: The linear system: 1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p 2 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p 3 : tabsNorth2[5].dp = valNorth2[5].port_b.p - tabsSouth1[1].port_b.p 4 : valNorth2[5].dp = valNorth2[2].port_a.p - valNorth2[5].port_b.p [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2[2].port_a.p ; valNorth2[5].port_b.p ; tabsSouth1[1].port_b.p ; valNorth2[7].port_b.p ] = [ -valNorth2[7].dp ; -tabsNorth2[7].dp ; -tabsNorth2[5].dp ; -valNorth2[5].dp ] might be structurally or numerically singular for variable valNorth2[7].port_b.p since U(4,4) = 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 : valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 2 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 3 : tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 4 : valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ -valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow.$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 2 : 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.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$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 ; pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 2 : valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 3 : tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 4 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ -valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow.$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 2 : 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.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$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 ; pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of inlineWhenForInitialization (initialization): time 0.1135/3.989, allocations: 59.3 MB / 2.012 GB, free: 26.43 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02758/4.016, allocations: 20.45 MB / 2.032 GB, free: 6.07 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 0.003825/4.02, allocations: 241.7 kB / 2.032 GB, free: 5.828 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.3969/4.417, allocations: 7.779 MB / 2.04 GB, free: 417.3 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.0128/4.43, allocations: 3.519 MB / 2.044 GB, free: 417.1 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01733/4.447, allocations: 4.593 MB / 2.048 GB, free: 417 MB / 1.076 GB Notification: Performance of setup shared object (initialization): time 4.463e-05/4.447, allocations: 303.7 kB / 2.048 GB, free: 416.7 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.04354/4.491, allocations: 25.9 MB / 2.074 GB, free: 412.9 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0405/4.531, allocations: 28.8 MB / 2.102 GB, free: 402.7 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06823/4.599, allocations: 47.24 MB / 2.148 GB, free: 381.5 MB / 1.076 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.995e-05/4.599, allocations: 16 kB / 2.148 GB, free: 381.4 MB / 1.076 GB Notification: Performance of matching and sorting (n=1676) (initialization): time 0.6102/5.21, allocations: 147.7 MB / 2.292 GB, free: 235.1 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 7.349e-05/5.21, allocations: 53.64 kB / 2.292 GB, free: 235 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.616e-05/5.21, allocations: 48 kB / 2.292 GB, free: 235 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5878/5.798, allocations: 125.5 MB / 2.415 GB, free: 109.5 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01887/5.816, allocations: 3.607 MB / 2.418 GB, free: 105.9 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5266/6.343, allocations: 86.9 MB / 2.503 GB, free: 386 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2191/6.562, allocations: 10.59 MB / 2.514 GB, free: 386 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007618/6.57, allocations: 1.665 MB / 2.515 GB, free: 386 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04565/6.615, allocations: 29.22 MB / 2.544 GB, free: 378.2 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03587/6.651, allocations: 28.17 MB / 2.571 GB, free: 368.1 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06724/6.719, allocations: 46.01 MB / 2.616 GB, free: 350.4 MB / 1.076 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.565e-05/6.719, allocations: 19.75 kB / 2.616 GB, free: 350.4 MB / 1.076 GB Notification: Performance of matching and sorting (n=1676) (initialization_lambda0): time 0.6038/7.322, allocations: 145.5 MB / 2.758 GB, free: 206.4 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 6.074e-05/7.322, allocations: 51.58 kB / 2.758 GB, free: 206.3 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.532e-05/7.323, allocations: 48.16 kB / 2.758 GB, free: 206.3 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5784/7.901, allocations: 124.2 MB / 2.88 GB, free: 82.54 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01752/7.918, allocations: 3.562 MB / 2.883 GB, free: 78.97 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5372/8.456, allocations: 93.91 MB / 2.975 GB, free: 372.9 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2182/8.674, allocations: 10.66 MB / 2.985 GB, free: 372.7 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007893/8.682, allocations: 1.632 MB / 2.987 GB, free: 372.6 MB / 1.076 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 203 * 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 (1092): * Single equations (assignments): 1070 * 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 {(33,119), (33,119)} Notification: Performance of prepare postOptimizeDAE: time 0.009537/8.691, allocations: 0.772 MB / 2.988 GB, free: 372.1 MB / 1.076 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008036/8.699, allocations: 1.727 MB / 2.989 GB, free: 372.1 MB / 1.076 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.217/8.916, allocations: 70.04 MB / 3.058 GB, free: 345 MB / 1.076 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2313/9.148, allocations: 83.4 MB / 3.139 GB, free: 261.8 MB / 1.076 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001083/9.148, allocations: 35.88 kB / 3.139 GB, free: 261.7 MB / 1.076 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2131/9.361, allocations: 82.28 MB / 3.219 GB, free: 179.5 MB / 1.076 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.7679/10.13, allocations: 213.5 MB / 3.428 GB, free: 376.2 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.194e-05/10.13, allocations: 3.75 kB / 3.428 GB, free: 376.2 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01191/10.14, allocations: 2.148 MB / 3.43 GB, free: 376.1 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5618/10.7, allocations: 147.3 MB / 3.574 GB, free: 259.1 MB / 1.076 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004031/10.71, allocations: 0.822 MB / 3.575 GB, free: 258.3 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1222/10.83, allocations: 74.51 MB / 3.647 GB, free: 183.8 MB / 1.076 GB Warning: The linear system: 1 : tabsNorth2[3].dp = valNorth2[3].port_b.p - tabsSouth1[1].port_b.p 2 : tabsNorth2[8].dp = valNorth2[8].port_b.p - tabsSouth1[1].port_b.p 3 : valNorth2[8].dp = valNorth2[2].port_a.p - valNorth2[8].port_b.p 4 : valNorth2[3].dp = valNorth2[2].port_a.p - valNorth2[3].port_b.p [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ valNorth2[3].port_b.p ; valNorth2[2].port_a.p ; valNorth2[8].port_b.p ; tabsSouth1[1].port_b.p ] = [ -tabsNorth2[3].dp ; -tabsNorth2[8].dp ; -valNorth2[8].dp ; -valNorth2[3].dp ] might be structurally or numerically singular for variable tabsSouth1[1].port_b.p since U(4,4) = 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) - $cse422 - 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 + $cse422 + (-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 : tabsNorth2[8].dp = valNorth2[8].port_b.p - tabsSouth1[1].port_b.p 2 : valNorth2[8].dp = valNorth2[2].port_a.p - valNorth2[8].port_b.p 3 : valNorth2[3].dp = valNorth2[2].port_a.p - valNorth2[3].port_b.p 4 : tabsNorth2[3].dp = valNorth2[3].port_b.p - tabsSouth1[1].port_b.p [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ tabsSouth1[1].port_b.p ; valNorth2[3].port_b.p ; valNorth2[2].port_a.p ; valNorth2[8].port_b.p ] = [ -tabsNorth2[8].dp ; -valNorth2[8].dp ; -valNorth2[3].dp ; -tabsNorth2[3].dp ] might be structurally or numerically singular for variable valNorth2[8].port_b.p since U(4,4) = 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) - $cse422 - 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[1].m_flow ; tabsSouth1[2].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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 2 : valNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 3 : valNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 4 : tabsNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ -tabsNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -tabsNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow.SeedStateSetJac29 + tabsSouth1[3].m_flow.SeedStateSetJac29 + tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0 2 : spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1[3].m_flow.SeedStateSetJac29 - tabsSouth1[4].m_flow.SeedStateSetJac29 - tabsSouth2[1].m_flow.SeedStateSetJac29 - tabsSouth2[2].m_flow.SeedStateSetJac29 - tabsSouth2[3].m_flow.SeedStateSetJac29 - tabsSouth2[4].m_flow.SeedStateSetJac29 - tabsSouth2[5].m_flow.SeedStateSetJac29 - tabsSouth2[6].m_flow.SeedStateSetJac29 - tabsSouth2[7].m_flow.SeedStateSetJac29 - tabsSouth2[8].m_flow.SeedStateSetJac29 - tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth1[2].m_flow.SeedStateSetJac29 - tabsNorth1[3].m_flow.SeedStateSetJac29 - tabsNorth1[4].m_flow.SeedStateSetJac29 - tabsNorth2[1].m_flow.SeedStateSetJac29 - tabsNorth2[2].m_flow.SeedStateSetJac29 - tabsNorth2[3].m_flow.SeedStateSetJac29 - tabsNorth2[4].m_flow.SeedStateSetJac29 - tabsNorth2[5].m_flow.SeedStateSetJac29 - tabsNorth2[6].m_flow.SeedStateSetJac29 - tabsNorth2[8].m_flow.SeedStateSetJac29 - $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth2[7].m_flow.SeedStateSetJac29 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1[3].m_flow.SeedStateSetJac29) - tabsSouth1[4].m_flow.SeedStateSetJac29 ; tabsSouth1[3].m_flow.SeedStateSetJac29 + $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 2 : tabsNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 3 : valNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 4 : valNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ -tabsNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -tabsNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow.SeedStateSetJac29 + tabsSouth1[3].m_flow.SeedStateSetJac29 + tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0 2 : spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1[3].m_flow.SeedStateSetJac29 - tabsSouth1[4].m_flow.SeedStateSetJac29 - tabsSouth2[1].m_flow.SeedStateSetJac29 - tabsSouth2[2].m_flow.SeedStateSetJac29 - tabsSouth2[3].m_flow.SeedStateSetJac29 - tabsSouth2[4].m_flow.SeedStateSetJac29 - tabsSouth2[5].m_flow.SeedStateSetJac29 - tabsSouth2[6].m_flow.SeedStateSetJac29 - tabsSouth2[7].m_flow.SeedStateSetJac29 - tabsSouth2[8].m_flow.SeedStateSetJac29 - tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth1[2].m_flow.SeedStateSetJac29 - tabsNorth1[3].m_flow.SeedStateSetJac29 - tabsNorth1[4].m_flow.SeedStateSetJac29 - tabsNorth2[1].m_flow.SeedStateSetJac29 - tabsNorth2[2].m_flow.SeedStateSetJac29 - tabsNorth2[3].m_flow.SeedStateSetJac29 - tabsNorth2[4].m_flow.SeedStateSetJac29 - tabsNorth2[5].m_flow.SeedStateSetJac29 - tabsNorth2[6].m_flow.SeedStateSetJac29 - tabsNorth2[8].m_flow.SeedStateSetJac29 - $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth2[7].m_flow.SeedStateSetJac29 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1[3].m_flow.SeedStateSetJac29) - tabsSouth1[4].m_flow.SeedStateSetJac29 ; tabsSouth1[3].m_flow.SeedStateSetJac29 + $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.09291/10.92, allocations: 56.65 MB / 3.703 GB, free: 126.2 MB / 1.076 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.7195/11.64, allocations: 128.7 MB / 3.828 GB, free: 375 MB / 1.076 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0224/11.66, allocations: 7.848 MB / 3.836 GB, free: 372.9 MB / 1.076 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.008818/11.67, allocations: 231.2 kB / 3.836 GB, free: 372.8 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1134/11.79, allocations: 5.173 MB / 3.841 GB, free: 372.7 MB / 1.076 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.007188/11.79, allocations: 1.151 MB / 3.843 GB, free: 372.6 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.005233/11.8, allocations: 0.89 MB / 3.843 GB, free: 372.5 MB / 1.076 GB Notification: Performance of sorting global known variables: time 0.02622/11.82, allocations: 14.28 MB / 3.857 GB, free: 367.7 MB / 1.076 GB Notification: Performance of sort global known variables: time 2.8e-07/11.82, allocations: 0 / 3.857 GB, free: 367.7 MB / 1.076 GB Notification: Performance of remove unused functions: time 0.1834/12.01, allocations: 86.82 MB / 3.942 GB, free: 319.9 MB / 1.076 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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 (607): * Single equations (assignments): 584 * 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 {(33,156), (1,1), (63,215)} Notification: Performance of Backend phase and start with SimCode phase: time 0.3044/12.31, allocations: 129.6 MB / 4.069 GB, free: 211.6 MB / 1.076 GB Notification: Performance of simCode: created initialization part: time 0.1562/12.47, allocations: 98.31 MB / 4.165 GB, free: 113.2 MB / 1.076 GB Notification: Performance of simCode: created event and clocks part: time 8.306e-06/12.47, allocations: 0 / 4.165 GB, free: 113.2 MB / 1.076 GB Notification: Performance of simCode: created simulation system equations: time 0.07504/12.54, allocations: 32.62 MB / 4.197 GB, free: 80.61 MB / 1.076 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.07811/12.62, allocations: 8.145 MB / 4.204 GB, free: 73.01 MB / 1.076 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 2.739/15.36, allocations: 0.4907 GB / 4.695 GB, free: 363.6 MB / 1.076 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.02846/15.39, allocations: 11.38 MB / 4.706 GB, free: 362.3 MB / 1.076 GB Notification: Performance of simCode: alias equations: time 0.03617/15.43, allocations: 8.97 MB / 4.715 GB, free: 362 MB / 1.076 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.02881/15.45, allocations: 12.07 MB / 4.727 GB, free: 360.2 MB / 1.076 GB Notification: Performance of SimCode: time 1.954e-06/15.45, allocations: 0 / 4.727 GB, free: 360.2 MB / 1.076 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 2.107/17.56, allocations: 0.9552 GB / 5.682 GB, free: 296.6 MB / 1.076 GB Notification: Performance of buildModelFMU: Generate platform static: time 125.5/143.1, allocations: 14.05 kB / 5.682 GB, free: 296.6 MB / 1.076 GB " [Timeout remaining time 516] (rm -f BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Fluid_Examples_FlowSystem_Basic_fmu --startTime=0 --stopTime=1000 --stepSize=0.4 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Fluid_Examples_FlowSystem_Basic.fmu > BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 52.5] [Calling os._exit(0), Time elapsed: 151.86783152300632] Failed to read output from testmodel.py, exit status != 0: 143.6071491430048 143.631499668 141.654461268 Calling exit ...