Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IDEAS_dev_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-master/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-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: translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.FlowSystem.Simplified1") translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.FlowSystem.Simplified1") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001387/0.001387, allocations: 100.1 kB / 15.88 MB, free: 12 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001615/0.001615, allocations: 196.7 kB / 16.79 MB, free: 6.828 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.343/1.343, allocations: 222.9 MB / 240.5 MB, free: 4.621 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.9244/0.9244, allocations: 135.1 MB / 425.7 MB, free: 11.93 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00124/0.00124, allocations: 63.97 kB / 0.5053 GB, free: 5.805 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1642/0.1655, allocations: 80.92 MB / 0.5843 GB, free: 5.051 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 1.089/1.255, allocations: 353 MB / 0.929 GB, free: 41.48 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.09297/1.348, allocations: 73.01 MB / 1 GB, free: 29.44 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.02048/1.369, allocations: 394.1 kB / 1.001 GB, free: 29.44 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.01768/1.386, allocations: 4.42 MB / 1.005 GB, free: 26.66 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.04402/1.43, allocations: 12.53 MB / 1.017 GB, free: 18.55 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.02599/1.456, allocations: 8.876 MB / 1.026 GB, free: 12.28 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.05613/1.513, allocations: 48.38 MB / 1.073 GB, free: 12.93 MB / 0.7169 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02895/1.542, allocations: 17.54 MB / 1.09 GB, free: 11.91 MB / 0.7325 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0358/1.577, allocations: 14.55 MB / 1.105 GB, free: 14.02 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03059/1.608, allocations: 15.76 MB / 1.12 GB, free: 15.37 MB / 0.7637 GB Notification: Performance of NFPackage.collectConstants: time 0.009055/1.617, allocations: 1.211 MB / 1.121 GB, free: 14.16 MB / 0.7637 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02383/1.641, allocations: 4.879 MB / 1.126 GB, free: 9.531 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.01184/1.653, allocations: 5.11 MB / 1.131 GB, free: 4.641 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.02665/1.68, allocations: 9.527 MB / 1.14 GB, free: 11.3 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.03572/1.715, allocations: 22.26 MB / 1.162 GB, free: 5.922 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 8.326e-06/1.716, allocations: 7.938 kB / 1.162 GB, free: 5.914 MB / 0.795 GB Notification: Performance of FrontEnd: time 2.885e-06/1.716, allocations: 0 / 1.162 GB, free: 5.914 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.001095/1.717, allocations: 0 / 1.162 GB, free: 5.914 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 0.7001/2.417, allocations: 22.14 MB / 1.184 GB, free: 316.9 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 5.516e-05/2.417, allocations: 8.125 kB / 1.184 GB, free: 316.9 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01347/2.43, allocations: 2.231 MB / 1.186 GB, free: 316 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04465/2.475, allocations: 15.56 MB / 1.201 GB, free: 309.3 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001354/2.476, allocations: 0.68 MB / 1.202 GB, free: 309 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.006414/2.483, allocations: 0.9315 MB / 1.202 GB, free: 308.7 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.05201/2.535, allocations: 16.45 MB / 1.219 GB, free: 302.7 MB / 0.795 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0005826/2.535, allocations: 18.47 kB / 1.219 GB, free: 302.7 MB / 0.795 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004891/2.54, allocations: 324.8 kB / 1.219 GB, free: 302.5 MB / 0.795 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006755/2.541, allocations: 368.1 kB / 1.219 GB, free: 302.4 MB / 0.795 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04785/2.589, allocations: 20.93 MB / 1.24 GB, free: 294.4 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 0.1392/2.728, allocations: 80.45 MB / 1.318 GB, free: 212.9 MB / 0.795 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02091/2.749, allocations: 12.7 MB / 1.331 GB, free: 200.5 MB / 0.795 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0143/2.764, allocations: 9.502 MB / 1.34 GB, free: 191 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 0.07549/2.839, allocations: 34.41 MB / 1.374 GB, free: 156.2 MB / 0.795 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0187/2.858, allocations: 9.709 MB / 1.383 GB, free: 146.5 MB / 0.795 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02739/2.885, allocations: 8.558 MB / 1.391 GB, free: 138.1 MB / 0.795 GB Notification: Performance of pre-optimization done (n=576): time 5.801e-05/2.885, allocations: 0 / 1.391 GB, free: 138.1 MB / 0.795 GB Notification: Performance of matching and sorting (n=868): time 1.56/4.446, allocations: 236.6 MB / 1.622 GB, free: 253.6 MB / 0.7952 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 0.1249/4.571, allocations: 54.45 MB / 1.676 GB, free: 202.4 MB / 0.7952 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02765/4.598, allocations: 14.81 MB / 1.69 GB, free: 187.8 MB / 0.7952 GB Notification: Performance of collectPreVariables (initialization): time 0.005053/4.603, allocations: 225.7 kB / 1.69 GB, free: 187.6 MB / 0.7952 GB Notification: Performance of collectInitialEqns (initialization): time 0.009203/4.613, allocations: 7.207 MB / 1.697 GB, free: 181.7 MB / 0.7952 GB Notification: Performance of collectInitialBindings (initialization): time 0.01265/4.625, allocations: 3.132 MB / 1.7 GB, free: 179.9 MB / 0.7952 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01892/4.644, allocations: 4.087 MB / 1.704 GB, free: 175.8 MB / 0.7952 GB Notification: Performance of setup shared object (initialization): time 4.428e-05/4.644, allocations: 301.1 kB / 1.705 GB, free: 175.5 MB / 0.7952 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03408/4.679, allocations: 24.25 MB / 1.728 GB, free: 151.2 MB / 0.7952 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03687/4.715, allocations: 26.86 MB / 1.755 GB, free: 123.3 MB / 0.7952 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06824/4.784, allocations: 44.28 MB / 1.798 GB, free: 78.24 MB / 0.7952 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.607e-05/4.784, allocations: 20 kB / 1.798 GB, free: 78.22 MB / 0.7952 GB Notification: Performance of matching and sorting (n=1384) (initialization): time 0.9559/5.74, allocations: 142.8 MB / 1.937 GB, free: 249 MB / 0.7952 GB Notification: Performance of prepare postOptimizeDAE: time 8.09e-05/5.74, allocations: 52.86 kB / 1.937 GB, free: 248.9 MB / 0.7952 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.424e-05/5.74, allocations: 58.58 kB / 1.937 GB, free: 248.9 MB / 0.7952 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5378/6.278, allocations: 119.8 MB / 2.054 GB, free: 146.7 MB / 0.7952 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01839/6.296, allocations: 3.521 MB / 2.058 GB, free: 143.3 MB / 0.7952 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1456/6.442, allocations: 79.98 MB / 2.136 GB, free: 63.27 MB / 0.7952 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.172/6.614, allocations: 10.87 MB / 2.147 GB, free: 52.43 MB / 0.7952 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.008071/6.622, allocations: 1.64 MB / 2.148 GB, free: 50.8 MB / 0.7952 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.4007/7.023, allocations: 27.27 MB / 2.175 GB, free: 261.3 MB / 0.7952 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03726/7.06, allocations: 26.39 MB / 2.201 GB, free: 258.6 MB / 0.7952 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07382/7.134, allocations: 43.36 MB / 2.243 GB, free: 244.1 MB / 0.7952 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 0.0001322/7.134, allocations: 22.91 kB / 2.243 GB, free: 244.1 MB / 0.7952 GB Notification: Performance of matching and sorting (n=1384) (initialization_lambda0): time 0.5629/7.697, allocations: 141.2 MB / 2.381 GB, free: 135.8 MB / 0.7952 GB Notification: Performance of prepare postOptimizeDAE: time 9.028e-05/7.697, allocations: 53.7 kB / 2.381 GB, free: 135.8 MB / 0.7952 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.828e-05/7.697, allocations: 52 kB / 2.381 GB, free: 135.7 MB / 0.7952 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.9329/8.63, allocations: 118.8 MB / 2.497 GB, free: 243.1 MB / 0.7952 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01774/8.648, allocations: 3.471 MB / 2.5 GB, free: 243.1 MB / 0.7952 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1711/8.819, allocations: 83.49 MB / 2.582 GB, free: 223 MB / 0.7952 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1755/8.995, allocations: 10.91 MB / 2.593 GB, free: 221.9 MB / 0.7952 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.008055/9.003, allocations: 1.6 MB / 2.594 GB, free: 221.8 MB / 0.7952 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 0.009107/9.012, allocations: 0.7432 MB / 2.595 GB, free: 221.2 MB / 0.7952 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01012/9.022, allocations: 1.474 MB / 2.596 GB, free: 221.2 MB / 0.7952 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2215/9.244, allocations: 67.97 MB / 2.663 GB, free: 163.4 MB / 0.7952 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2321/9.476, allocations: 82.59 MB / 2.743 GB, free: 80.9 MB / 0.7952 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.00023/9.476, allocations: 28 kB / 2.743 GB, free: 80.88 MB / 0.7952 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.6344/10.11, allocations: 81.49 MB / 2.823 GB, free: 243.3 MB / 0.7952 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 0.3782/10.49, allocations: 206.3 MB / 3.024 GB, free: 110.3 MB / 0.7952 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001286/10.49, allocations: 4 kB / 3.024 GB, free: 110.3 MB / 0.7952 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01262/10.5, allocations: 2.147 MB / 3.026 GB, free: 108.2 MB / 0.7952 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.9957/11.5, allocations: 144.7 MB / 3.168 GB, free: 231 MB / 0.7952 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005368/11.5, allocations: 0.8068 MB / 3.169 GB, free: 231 MB / 0.7952 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1333/11.64, allocations: 69.46 MB / 3.236 GB, free: 206.3 MB / 0.7952 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]