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: "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="IDEAS_dev_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 0.005169/0.005169, allocations: 96.39 kB / 15.73 MB, free: 6 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00218/0.00218, allocations: 189.4 kB / 16.67 MB, free: 5.93 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.3/1.3, allocations: 222.9 MB / 240.4 MB, free: 4.324 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.9022/0.9022, allocations: 135.5 MB / 426.1 MB, free: 11.94 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001703/0.001703, allocations: 63.89 kB / 0.5858 GB, free: 3.168 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3172/0.3189, allocations: 81.02 MB / 0.6649 GB, free: 7.055 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.628/0.9469, allocations: 355.5 MB / 1.012 GB, free: 5.418 MB / 0.6856 GB Notification: Performance of NFInst.instExpressions: time 0.09889/1.046, allocations: 72.85 MB / 1.083 GB, free: 12.41 MB / 0.7637 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.014/1.06, allocations: 429.5 kB / 1.084 GB, free: 11.98 MB / 0.7637 GB Notification: Performance of NFTyping.typeComponents: time 0.01492/1.075, allocations: 5.307 MB / 1.089 GB, free: 6.645 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.0363/1.111, allocations: 13.51 MB / 1.102 GB, free: 9.09 MB / 0.7794 GB Notification: Performance of NFTyping.typeClassSections: time 0.02284/1.134, allocations: 9.732 MB / 1.111 GB, free: 15.43 MB / 0.795 GB Notification: Performance of NFFlatten.flatten: time 0.04876/1.183, allocations: 37.63 MB / 1.148 GB, free: 9.684 MB / 0.8262 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02679/1.21, allocations: 19.83 MB / 1.168 GB, free: 5.688 MB / 0.8419 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03246/1.242, allocations: 16.76 MB / 1.184 GB, free: 4.91 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02774/1.27, allocations: 15.89 MB / 1.199 GB, free: 4.961 MB / 0.8731 GB Notification: Performance of NFPackage.collectConstants: time 0.007327/1.277, allocations: 1.871 MB / 1.201 GB, free: 3.09 MB / 0.8731 GB Notification: Performance of NFFlatten.collectFunctions: time 0.838/2.115, allocations: 5.705 MB / 1.207 GB, free: 53.08 MB / 0.8732 GB Notification: Performance of NFScalarize.scalarize: time 0.009944/2.125, allocations: 5.801 MB / 1.213 GB, free: 53.08 MB / 0.8732 GB Notification: Performance of NFVerifyModel.verify: time 0.02719/2.153, allocations: 10.41 MB / 1.223 GB, free: 52.28 MB / 0.8732 GB Notification: Performance of NFConvertDAE.convert: time 0.04044/2.193, allocations: 29.2 MB / 1.251 GB, free: 48.57 MB / 0.8732 GB Notification: Performance of FrontEnd - DAE generated: time 5.981e-06/2.193, allocations: 0 / 1.251 GB, free: 48.57 MB / 0.8732 GB Notification: Performance of FrontEnd: time 1.463e-06/2.193, allocations: 0 / 1.251 GB, free: 48.57 MB / 0.8732 GB Notification: Performance of Transformations before backend: time 0.0007366/2.194, allocations: 0 / 1.251 GB, free: 48.57 MB / 0.8732 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 0.06151/2.255, allocations: 22.86 MB / 1.274 GB, free: 40.28 MB / 0.8732 GB Notification: Performance of prepare preOptimizeDAE: time 4.343e-05/2.255, allocations: 10 kB / 1.274 GB, free: 40.28 MB / 0.8732 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.004742/2.26, allocations: 1.041 MB / 1.275 GB, free: 40.19 MB / 0.8732 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01173/2.272, allocations: 2.339 MB / 1.277 GB, free: 39.12 MB / 0.8732 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.03601/2.308, allocations: 18.14 MB / 1.295 GB, free: 36.18 MB / 0.8732 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004936/2.308, allocations: 0.6677 MB / 1.295 GB, free: 36.16 MB / 0.8732 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.003765/2.312, allocations: 0.9352 MB / 1.296 GB, free: 36.15 MB / 0.8732 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02712/2.339, allocations: 16.45 MB / 1.312 GB, free: 35.34 MB / 0.8732 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001769/2.34, allocations: 13.78 kB / 1.312 GB, free: 35.34 MB / 0.8732 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001399/2.341, allocations: 323.6 kB / 1.313 GB, free: 35.34 MB / 0.8732 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002362/2.341, allocations: 369.1 kB / 1.313 GB, free: 35.32 MB / 0.8732 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03086/2.372, allocations: 20.89 MB / 1.333 GB, free: 32.87 MB / 0.8732 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 0.1286/2.501, allocations: 81.58 MB / 1.413 GB, free: 12.23 MB / 0.92 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02314/2.524, allocations: 12.65 MB / 1.425 GB, free: 15.84 MB / 0.9357 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01615/2.54, allocations: 9.491 MB / 1.435 GB, free: 6.336 MB / 0.9357 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 0.07371/2.614, allocations: 34.67 MB / 1.468 GB, free: 3.32 MB / 0.9669 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01661/2.63, allocations: 9.686 MB / 1.478 GB, free: 9.559 MB / 0.9825 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02082/2.651, allocations: 5.789 MB / 1.484 GB, free: 3.93 MB / 0.9825 GB Notification: Performance of pre-optimization done (n=572): time 2.248e-05/2.651, allocations: 0 / 1.484 GB, free: 3.93 MB / 0.9825 GB Notification: Performance of matching and sorting (n=864): time 1.33/3.981, allocations: 239.1 MB / 1.717 GB, free: 439.5 MB / 1.076 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 0.1144/4.095, allocations: 55.31 MB / 1.771 GB, free: 382.7 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02135/4.117, allocations: 17.63 MB / 1.788 GB, free: 365.2 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 0.003637/4.12, allocations: 221.7 kB / 1.788 GB, free: 365 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.004796/4.125, allocations: 7.252 MB / 1.796 GB, free: 358.1 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.009425/4.135, allocations: 3.254 MB / 1.799 GB, free: 354.9 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.007645/4.142, allocations: 4.099 MB / 1.803 GB, free: 350.8 MB / 1.076 GB Notification: Performance of setup shared object (initialization): time 3.031e-05/4.142, allocations: 305.1 kB / 1.803 GB, free: 350.5 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.02522/4.168, allocations: 24.24 MB / 1.827 GB, free: 326.3 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.02665/4.194, allocations: 26.85 MB / 1.853 GB, free: 298.4 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.05355/4.248, allocations: 44.26 MB / 1.896 GB, free: 253.3 MB / 1.076 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.823e-05/4.248, allocations: 16 kB / 1.896 GB, free: 253.3 MB / 1.076 GB Notification: Performance of matching and sorting (n=1380) (initialization): time 0.6245/4.872, allocations: 142.8 MB / 2.036 GB, free: 110.3 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 7.048e-05/4.873, allocations: 57.69 kB / 2.036 GB, free: 110.3 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.209e-05/4.873, allocations: 55.17 kB / 2.036 GB, free: 110.2 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.9407/5.813, allocations: 119.8 MB / 2.153 GB, free: 469.4 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01951/5.833, allocations: 3.519 MB / 2.156 GB, free: 469.4 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1481/5.981, allocations: 84.05 MB / 2.238 GB, free: 444.8 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2228/6.204, allocations: 10.48 MB / 2.249 GB, free: 438.8 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006662/6.211, allocations: 1.633 MB / 2.25 GB, free: 437.6 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04021/6.251, allocations: 27.26 MB / 2.277 GB, free: 412.9 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03264/6.283, allocations: 26.39 MB / 2.303 GB, free: 385.5 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06191/6.345, allocations: 43.34 MB / 2.345 GB, free: 341.4 MB / 1.076 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.986e-05/6.346, allocations: 16 kB / 2.345 GB, free: 341.4 MB / 1.076 GB Notification: Performance of matching and sorting (n=1380) (initialization_lambda0): time 0.6263/6.972, allocations: 141.3 MB / 2.483 GB, free: 200.9 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 6.134e-05/6.972, allocations: 53.7 kB / 2.483 GB, free: 200.9 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.91e-05/6.972, allocations: 52 kB / 2.483 GB, free: 200.8 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6127/7.585, allocations: 118.8 MB / 2.599 GB, free: 82.37 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01755/7.602, allocations: 3.465 MB / 2.602 GB, free: 78.9 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4691/8.071, allocations: 88.26 MB / 2.689 GB, free: 452.4 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2257/8.297, allocations: 10.52 MB / 2.699 GB, free: 452.4 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006/8.303, allocations: 1.603 MB / 2.7 GB, free: 452.4 MB / 1.076 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 (1020): * Single equations (assignments): 1002 * 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 0.006121/8.309, allocations: 0.7367 MB / 2.701 GB, free: 452.2 MB / 1.076 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00666/8.316, allocations: 1.557 MB / 2.703 GB, free: 452.2 MB / 1.076 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2217/8.538, allocations: 67.96 MB / 2.769 GB, free: 438.4 MB / 1.076 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2476/8.785, allocations: 82.62 MB / 2.85 GB, free: 367.9 MB / 1.076 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001061/8.785, allocations: 31.83 kB / 2.85 GB, free: 367.9 MB / 1.076 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2302/9.016, allocations: 81.51 MB / 2.929 GB, free: 286.4 MB / 1.076 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3371/9.353, allocations: 206.3 MB / 3.131 GB, free: 80.24 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.032e-05/9.353, allocations: 4 kB / 3.131 GB, free: 80.23 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01273/9.366, allocations: 2.133 MB / 3.133 GB, free: 78.1 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.937/10.3, allocations: 144.7 MB / 3.274 GB, free: 440.6 MB / 1.076 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003857/10.31, allocations: 0.8033 MB / 3.275 GB, free: 440 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1205/10.43, allocations: 71.83 MB / 3.345 GB, free: 394.8 MB / 1.076 GB Warning: The linear system: 1 : valNorth2[3].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valNorth2[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valNorth2[3].dp ; -valNorth2[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 : 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 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth2[3].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valNorth2[2].port_a.p ] = [ -valNorth2[1].dp ; -valNorth2[3].dp ] might be structurally or numerically singular for variable valNorth2[2].port_a.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[2].m_flow ; tabsSouth1[1].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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2348:10-2348:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2265:9-2265:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1]) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (615): * Single equations (assignments): 592 * 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), (62,192)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4689:9-4689:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:803:5-803:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]