Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="IDEAS_IDEAS_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="IDEAS_IDEAS_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 0.001165/0.001165, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001122/0.001122, allocations: 196 kB / 16.14 MB, free: 6.707 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.264/1.264, allocations: 222.9 MB / 239.8 MB, free: 4.629 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo): time 0.691/0.691, allocations: 132.2 MB / 422.1 MB, free: 2.031 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00112/0.00112, allocations: 63.67 kB / 0.5012 GB, free: 9.117 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1327/0.1338, allocations: 80.19 MB / 0.5795 GB, free: 9.148 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.7846/0.9185, allocations: 353 MB / 0.9242 GB, free: 44.26 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.08452/1.003, allocations: 73 MB / 0.9955 GB, free: 33.87 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01614/1.019, allocations: 395.6 kB / 0.9959 GB, free: 33.87 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.01503/1.034, allocations: 4.42 MB / 1 GB, free: 31.29 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.03471/1.069, allocations: 12.54 MB / 1.012 GB, free: 23.19 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.02055/1.09, allocations: 8.879 MB / 1.021 GB, free: 17.73 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.04558/1.135, allocations: 48.35 MB / 1.068 GB, free: 2.598 MB / 0.7012 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0236/1.159, allocations: 17.57 MB / 1.085 GB, free: 1.559 MB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.02779/1.187, allocations: 14.54 MB / 1.1 GB, free: 3.68 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0254/1.212, allocations: 15.76 MB / 1.115 GB, free: 5.023 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.006522/1.219, allocations: 1.211 MB / 1.116 GB, free: 3.812 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01825/1.237, allocations: 4.884 MB / 1.121 GB, free: 15.18 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.008614/1.246, allocations: 5.105 MB / 1.126 GB, free: 10.3 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.01947/1.265, allocations: 9.582 MB / 1.135 GB, free: 0.9023 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.036/1.301, allocations: 28.22 MB / 1.163 GB, free: 5.754 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 4.348e-06/1.301, allocations: 0 / 1.163 GB, free: 5.754 MB / 0.795 GB Notification: Performance of FrontEnd: time 1.262e-06/1.301, allocations: 0 / 1.163 GB, free: 5.754 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0006493/1.302, allocations: 0 / 1.163 GB, free: 5.754 MB / 0.795 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2029 * Number of variables: 2029 Notification: Performance of Generate backend data structure: time 0.7563/2.058, allocations: 22.29 MB / 1.185 GB, free: 111.7 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 5.421e-05/2.058, allocations: 13.06 kB / 1.185 GB, free: 111.7 MB / 0.795 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.005102/2.063, allocations: 1.042 MB / 1.186 GB, free: 111.7 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01346/2.077, allocations: 2.238 MB / 1.188 GB, free: 110.7 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04087/2.118, allocations: 17.72 MB / 1.205 GB, free: 108 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009068/2.119, allocations: 0.6814 MB / 1.206 GB, free: 107.9 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.005167/2.124, allocations: 0.9266 MB / 1.207 GB, free: 107.9 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03795/2.162, allocations: 16.46 MB / 1.223 GB, free: 107.2 MB / 0.795 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0003444/2.162, allocations: 16.03 kB / 1.223 GB, free: 107.1 MB / 0.795 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.002834/2.165, allocations: 325.1 kB / 1.223 GB, free: 107.1 MB / 0.795 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003477/2.165, allocations: 373 kB / 1.224 GB, free: 107.1 MB / 0.795 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03233/2.198, allocations: 20.93 MB / 1.244 GB, free: 100.6 MB / 0.795 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 0.1125/2.31, allocations: 81.15 MB / 1.323 GB, free: 23.34 MB / 0.795 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01799/2.328, allocations: 12.7 MB / 1.336 GB, free: 10.9 MB / 0.795 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01196/2.34, allocations: 9.504 MB / 1.345 GB, free: 1.379 MB / 0.795 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 0.06962/2.41, allocations: 34.65 MB / 1.379 GB, free: 14.43 MB / 0.8419 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01798/2.428, allocations: 9.715 MB / 1.388 GB, free: 4.648 MB / 0.8419 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02751/2.455, allocations: 8.554 MB / 1.397 GB, free: 12.25 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=576): time 2.415e-05/2.455, allocations: 0 / 1.397 GB, free: 12.25 MB / 0.8575 GB Notification: Performance of matching and sorting (n=868): time 1.428/3.883, allocations: 236.6 MB / 1.628 GB, free: 394.7 MB / 0.9514 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 0.1217/4.005, allocations: 54.46 MB / 1.681 GB, free: 338.8 MB / 0.9514 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02342/4.028, allocations: 17.52 MB / 1.698 GB, free: 321.4 MB / 0.9514 GB Notification: Performance of collectPreVariables (initialization): time 0.003673/4.032, allocations: 229.8 kB / 1.698 GB, free: 321.2 MB / 0.9514 GB Notification: Performance of collectInitialEqns (initialization): time 0.005062/4.037, allocations: 7.25 MB / 1.705 GB, free: 314.2 MB / 0.9514 GB Notification: Performance of collectInitialBindings (initialization): time 0.009463/4.047, allocations: 3.13 MB / 1.708 GB, free: 311.1 MB / 0.9514 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.007879/4.055, allocations: 4.098 MB / 1.712 GB, free: 307 MB / 0.9514 GB Notification: Performance of setup shared object (initialization): time 2.982e-05/4.055, allocations: 301.1 kB / 1.713 GB, free: 306.7 MB / 0.9514 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.02766/4.082, allocations: 24.25 MB / 1.736 GB, free: 282.4 MB / 0.9514 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.02999/4.112, allocations: 26.86 MB / 1.763 GB, free: 254.6 MB / 0.9514 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.05626/4.169, allocations: 44.29 MB / 1.806 GB, free: 209.5 MB / 0.9514 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.779e-05/4.169, allocations: 12 kB / 1.806 GB, free: 209.5 MB / 0.9514 GB Notification: Performance of matching and sorting (n=1384) (initialization): time 0.5716/4.74, allocations: 142.8 MB / 1.945 GB, free: 66.51 MB / 0.9514 GB Notification: Performance of prepare postOptimizeDAE: time 6.844e-05/4.74, allocations: 57.95 kB / 1.945 GB, free: 66.45 MB / 0.9514 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.256e-05/4.74, allocations: 52 kB / 1.945 GB, free: 66.4 MB / 0.9514 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.7795/5.52, allocations: 119.8 MB / 2.062 GB, free: 416.2 MB / 0.9514 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01745/5.537, allocations: 3.516 MB / 2.066 GB, free: 416.1 MB / 0.9514 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1301/5.668, allocations: 79.99 MB / 2.144 GB, free: 356.9 MB / 0.9514 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1714/5.839, allocations: 10.89 MB / 2.155 GB, free: 346 MB / 0.9514 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006224/5.845, allocations: 1.629 MB / 2.156 GB, free: 344.4 MB / 0.9514 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03639/5.882, allocations: 27.28 MB / 2.183 GB, free: 317.1 MB / 0.9514 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.02951/5.911, allocations: 26.39 MB / 2.209 GB, free: 289.7 MB / 0.9514 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0548/5.966, allocations: 43.36 MB / 2.251 GB, free: 245.5 MB / 0.9514 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.079e-05/5.966, allocations: 16 kB / 2.251 GB, free: 245.5 MB / 0.9514 GB Notification: Performance of matching and sorting (n=1384) (initialization_lambda0): time 0.5225/6.489, allocations: 141.2 MB / 2.389 GB, free: 105.1 MB / 0.9514 GB Notification: Performance of prepare postOptimizeDAE: time 5.347e-05/6.489, allocations: 53.7 kB / 2.389 GB, free: 105 MB / 0.9514 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.549e-05/6.489, allocations: 52 kB / 2.389 GB, free: 105 MB / 0.9514 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.8154/7.304, allocations: 118.8 MB / 2.505 GB, free: 405.9 MB / 0.9514 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01733/7.321, allocations: 3.471 MB / 2.508 GB, free: 405.9 MB / 0.9514 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1405/7.462, allocations: 83.49 MB / 2.59 GB, free: 380.8 MB / 0.9514 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1772/7.639, allocations: 10.91 MB / 2.6 GB, free: 372.8 MB / 0.9514 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00493/7.644, allocations: 1.602 MB / 2.602 GB, free: 371.2 MB / 0.9514 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 231 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1024): * Single equations (assignments): 1006 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 8 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 8 systems {1, 1, 1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(39,65), (39,65)} Notification: Performance of prepare postOptimizeDAE: time 0.004904/7.649, allocations: 0.7375 MB / 2.603 GB, free: 370.5 MB / 0.9514 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.005765/7.655, allocations: 1.483 MB / 2.604 GB, free: 369.8 MB / 0.9514 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1896/7.844, allocations: 67.96 MB / 2.671 GB, free: 302.1 MB / 0.9514 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2056/8.05, allocations: 82.61 MB / 2.751 GB, free: 219.6 MB / 0.9514 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.642e-05/8.05, allocations: 28 kB / 2.751 GB, free: 219.6 MB / 0.9514 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2039/8.254, allocations: 81.49 MB / 2.831 GB, free: 138 MB / 0.9514 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 postOpt removeSimpleEquations (simulation): time 0.5938/8.848, allocations: 206.5 MB / 3.033 GB, free: 389 MB / 0.9514 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001124/8.848, allocations: 6.359 kB / 3.033 GB, free: 389 MB / 0.9514 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0119/8.86, allocations: 2.146 MB / 3.035 GB, free: 388.9 MB / 0.9514 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.526/9.386, allocations: 144.7 MB / 3.176 GB, free: 266.6 MB / 0.9514 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004483/9.39, allocations: 0.8025 MB / 3.177 GB, free: 265.8 MB / 0.9514 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1194/9.51, allocations: 69.43 MB / 3.245 GB, free: 196.3 MB / 0.9514 GB Warning: The linear system: 1 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p 2 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valSouth2[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valSouth2[1].dp ; -valSouth2[4].dp ] might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p 2 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valSouth2[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valSouth2[4].dp ; -valSouth2[1].dp ] might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1[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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2314:10-2314:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2231:9-2231:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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 (619): * Single equations (assignments): 596 * 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), (61,193)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4614:9-4614:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:774:5-774:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]