Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr AixLib_latest_AixLib.Fluid.Examples.FlowSystem.Basic.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo", uses=false) Using package SDF with version 0.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo) Using package Modelica_DeviceDrivers with version 2.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/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) 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 AixLib with version 1.3.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/package.mo) Running command: translateModel(AixLib.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_latest_AixLib.Fluid.Examples.FlowSystem.Basic") translateModel(AixLib.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_latest_AixLib.Fluid.Examples.FlowSystem.Basic") [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6228:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6853:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:8435:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:9369:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:11505:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:12875:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/ThermalZones/HighOrder/Components/Examples/DryAir/DryAir_test.mo:71:18-71:405:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:2066:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:4252:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_RoofN_Roof_S.mo:5:35-5:362:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_Hor.mo:5:35-5:320:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_NE_SE_SW_NW_Hor.mo:5:35-5:324:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:588:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:3852:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/DataBase/CHP/CHPDataSimple/CHP_Cleanergy_C9G.mo:36:34-36:594:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/BoundaryConditions/InternalGains/Examples/InternalGains/Machines.mo:31:20-31:400:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/BoundaryConditions/InternalGains/Examples/InternalGains/Lights.mo:27:20-27:398:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.1-development/package.mo): time 1.513/1.513, allocations: 268.7 MB / 284.5 MB, free: 2.648 MB / 234.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00118/0.00118, allocations: 189.9 kB / 341.4 MB, free: 0.7305 MB / 266.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.267/1.267, allocations: 222.9 MB / 0.6065 GB, free: 232 kB / 474.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009976/0.0009976, allocations: 102.9 kB / 0.7103 GB, free: 5.109 MB / 490.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/package.mo): time 0.3083/0.3083, allocations: 11.77 MB / 0.8254 GB, free: 63.3 MB / 0.5887 GB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0003915/0.0003915, allocations: 21.03 kB / 0.9319 GB, free: 14.75 MB / 0.5887 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/package.mo:9:16-9:38:writable] Warning: Conversion-annotation contains unknown element: nonFromVersion. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/package.mo:9:40-9:62:writable] Warning: Conversion-annotation contains unknown element: nonFromVersion. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/package.mo:9:64-9:86:writable] Warning: Conversion-annotation contains unknown element: nonFromVersion. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/package.mo:9:88-9:110:writable] Warning: Conversion-annotation contains unknown element: nonFromVersion. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/package.mo:9:112-9:134:writable] Warning: Conversion-annotation contains unknown element: nonFromVersion. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.0.0/package.mo:9:135-9:157:writable] Warning: Conversion-annotation contains unknown element: nonFromVersion. Notification: Performance of FrontEnd - loaded program: time 0.00163/0.00163, allocations: 95.86 kB / 1.051 GB, free: 4.871 MB / 0.698 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4412/0.4429, allocations: 108.3 MB / 1.157 GB, free: 157.1 MB / 0.7449 GB Notification: Performance of NFInst.instantiate(AixLib.Fluid.Examples.FlowSystem.Basic): time 0.7089/1.152, allocations: 353 MB / 1.501 GB, free: 42.57 MB / 0.823 GB Notification: Performance of NFInst.instExpressions: time 0.08885/1.241, allocations: 73.01 MB / 1.573 GB, free: 20.76 MB / 0.823 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01677/1.258, allocations: 393.5 kB / 1.573 GB, free: 20.37 MB / 0.823 GB Notification: Performance of NFTyping.typeComponents: time 0.01572/1.273, allocations: 4.43 MB / 1.577 GB, free: 15.92 MB / 0.823 GB Notification: Performance of NFTyping.typeBindings: time 0.03315/1.307, allocations: 12.53 MB / 1.59 GB, free: 3.359 MB / 0.823 GB Notification: Performance of NFTyping.typeClassSections: time 0.02222/1.329, allocations: 8.89 MB / 1.598 GB, free: 10.57 MB / 0.8387 GB Notification: Performance of NFFlatten.flatten: time 0.0524/1.381, allocations: 48.77 MB / 1.646 GB, free: 9.691 MB / 0.8855 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02585/1.407, allocations: 17.58 MB / 1.663 GB, free: 7.961 MB / 0.9012 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03534/1.442, allocations: 14.75 MB / 1.677 GB, free: 9.156 MB / 0.9168 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03056/1.473, allocations: 15.8 MB / 1.693 GB, free: 9.301 MB / 0.9324 GB Notification: Performance of NFPackage.collectConstants: time 0.008704/1.482, allocations: 1.223 MB / 1.694 GB, free: 8.078 MB / 0.9324 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02131/1.503, allocations: 4.882 MB / 1.699 GB, free: 3.188 MB / 0.9324 GB Notification: Performance of NFScalarize.scalarize: time 0.01107/1.514, allocations: 5.142 MB / 1.704 GB, free: 14.03 MB / 0.948 GB Notification: Performance of NFVerifyModel.verify: time 0.022/1.536, allocations: 9.546 MB / 1.713 GB, free: 4.434 MB / 0.948 GB Notification: Performance of NFConvertDAE.convert: time 0.04073/1.577, allocations: 28.09 MB / 1.741 GB, free: 8.258 MB / 0.9793 GB Notification: Performance of FrontEnd - DAE generated: time 7.053e-06/1.577, allocations: 0 / 1.741 GB, free: 8.258 MB / 0.9793 GB Notification: Performance of FrontEnd: time 1.864e-06/1.577, allocations: 0 / 1.741 GB, free: 8.258 MB / 0.9793 GB Notification: Performance of Transformations before backend: time 0.001016/1.578, allocations: 0 / 1.741 GB, free: 8.258 MB / 0.9793 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 0.06473/1.643, allocations: 22.19 MB / 1.762 GB, free: 1.895 MB / 0.9949 GB Notification: Performance of prepare preOptimizeDAE: time 5.507e-05/1.643, allocations: 8.031 kB / 1.762 GB, free: 1.887 MB / 0.9949 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01125/1.654, allocations: 2.231 MB / 1.764 GB, free: 15.63 MB / 1.011 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0354/1.69, allocations: 15.61 MB / 1.78 GB, free: 15.9 MB / 1.026 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006955/1.69, allocations: 0.6902 MB / 1.78 GB, free: 15.21 MB / 1.026 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00453/1.695, allocations: 0.9372 MB / 1.781 GB, free: 14.27 MB / 1.026 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.7091/2.404, allocations: 16.59 MB / 1.797 GB, free: 389.3 MB / 1.026 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002568/2.404, allocations: 16.97 kB / 1.797 GB, free: 389.3 MB / 1.026 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.002846/2.407, allocations: 326.8 kB / 1.798 GB, free: 389.3 MB / 1.026 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004592/2.408, allocations: 367.3 kB / 1.798 GB, free: 389.3 MB / 1.026 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03814/2.446, allocations: 21.01 MB / 1.819 GB, free: 382.7 MB / 1.026 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 0.1292/2.575, allocations: 79.66 MB / 1.896 GB, free: 328.2 MB / 1.026 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01873/2.594, allocations: 13 MB / 1.909 GB, free: 320.1 MB / 1.026 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01408/2.608, allocations: 10.01 MB / 1.919 GB, free: 310.1 MB / 1.026 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 0.07315/2.681, allocations: 35 MB / 1.953 GB, free: 275.2 MB / 1.026 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02542/2.707, allocations: 9.935 MB / 1.963 GB, free: 265.2 MB / 1.026 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0263/2.733, allocations: 8.574 MB / 1.971 GB, free: 257.5 MB / 1.026 GB Notification: Performance of pre-optimization done (n=600): time 4.074e-05/2.733, allocations: 2.812 kB / 1.971 GB, free: 257.5 MB / 1.026 GB Notification: Performance of matching and sorting (n=916): time 0.9756/3.709, allocations: 249.2 MB / 2.215 GB, free: 7.285 MB / 1.026 GB Warning: The linear system: 1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p 2 : valNorth2[5].dp = valNorth2[2].port_a.p - valNorth2[5].port_b.p 3 : tabsNorth2[5].dp = valNorth2[5].port_b.p - tabsSouth1[1].port_b.p 4 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2[7].port_b.p ; tabsSouth1[1].port_b.p ; valNorth2[5].port_b.p ; valNorth2[2].port_a.p ] = [ -valNorth2[7].dp ; -valNorth2[5].dp ; -tabsNorth2[5].dp ; -tabsNorth2[7].dp ] might be structurally or numerically singular for variable valNorth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1[2].m_flow ; tabsSouth1[1].m_flow ] = [ tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p 2 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p 3 : tabsNorth2[5].dp = valNorth2[5].port_b.p - tabsSouth1[1].port_b.p 4 : valNorth2[5].dp = valNorth2[2].port_a.p - valNorth2[5].port_b.p [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2[2].port_a.p ; valNorth2[5].port_b.p ; tabsSouth1[1].port_b.p ; valNorth2[7].port_b.p ] = [ -valNorth2[7].dp ; -tabsNorth2[7].dp ; -tabsNorth2[5].dp ; -valNorth2[5].dp ] might be structurally or numerically singular for variable valNorth2[7].port_b.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 2 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 3 : tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 4 : valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ -valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 2 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 2 : valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 3 : tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 4 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ -valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 2 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of inlineWhenForInitialization (initialization): time 0.535/4.244, allocations: 58.33 MB / 2.271 GB, free: 335.6 MB / 1.026 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03155/4.275, allocations: 14.77 MB / 2.286 GB, free: 331 MB / 1.026 GB Notification: Performance of collectPreVariables (initialization): time 0.004005/4.279, allocations: 240.8 kB / 2.286 GB, free: 330.8 MB / 1.026 GB Notification: Performance of collectInitialEqns (initialization): time 0.007472/4.287, allocations: 7.138 MB / 2.293 GB, free: 326.5 MB / 1.026 GB Notification: Performance of collectInitialBindings (initialization): time 0.01159/4.299, allocations: 3.294 MB / 2.296 GB, free: 324.8 MB / 1.026 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01575/4.314, allocations: 4.139 MB / 2.3 GB, free: 323.9 MB / 1.026 GB Notification: Performance of setup shared object (initialization): time 4.754e-05/4.314, allocations: 308.8 kB / 2.301 GB, free: 323.6 MB / 1.026 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03423/4.349, allocations: 24.49 MB / 2.325 GB, free: 316.9 MB / 1.026 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03702/4.386, allocations: 27.17 MB / 2.351 GB, free: 298.6 MB / 1.026 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06507/4.451, allocations: 44.7 MB / 2.395 GB, free: 253.4 MB / 1.026 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.586e-05/4.451, allocations: 12 kB / 2.395 GB, free: 253.4 MB / 1.026 GB Notification: Performance of matching and sorting (n=1408) (initialization): time 0.6021/5.053, allocations: 144.9 MB / 2.536 GB, free: 109.1 MB / 1.026 GB Notification: Performance of prepare postOptimizeDAE: time 7.82e-05/5.053, allocations: 49.7 kB / 2.536 GB, free: 109.1 MB / 1.026 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.076e-05/5.053, allocations: 48.09 kB / 2.536 GB, free: 109 MB / 1.026 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.9897/6.043, allocations: 124.4 MB / 2.658 GB, free: 335 MB / 1.026 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01883/6.062, allocations: 3.324 MB / 2.661 GB, free: 335 MB / 1.026 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1551/6.217, allocations: 82.49 MB / 2.742 GB, free: 302.1 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2225/6.439, allocations: 10.87 MB / 2.752 GB, free: 295.4 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007079/6.447, allocations: 1.633 MB / 2.754 GB, free: 293.7 MB / 1.026 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03927/6.486, allocations: 27.46 MB / 2.781 GB, free: 266.3 MB / 1.026 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03396/6.52, allocations: 26.6 MB / 2.807 GB, free: 238.6 MB / 1.026 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0564/6.576, allocations: 43.6 MB / 2.849 GB, free: 194.3 MB / 1.026 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.765e-05/6.576, allocations: 12 kB / 2.849 GB, free: 194.3 MB / 1.026 GB Notification: Performance of matching and sorting (n=1408) (initialization_lambda0): time 0.5992/7.176, allocations: 142.8 MB / 2.989 GB, free: 52.35 MB / 1.026 GB Notification: Performance of prepare postOptimizeDAE: time 5.498e-05/7.176, allocations: 49.7 kB / 2.989 GB, free: 52.3 MB / 1.026 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.962e-05/7.176, allocations: 44 kB / 2.989 GB, free: 52.25 MB / 1.026 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.02/8.196, allocations: 124.3 MB / 3.11 GB, free: 316 MB / 1.026 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01627/8.212, allocations: 3.285 MB / 3.113 GB, free: 314.8 MB / 1.026 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.155/8.367, allocations: 88.66 MB / 3.2 GB, free: 233.8 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2183/8.586, allocations: 10.9 MB / 3.211 GB, free: 223 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006276/8.592, allocations: 1.601 MB / 3.212 GB, free: 221.4 MB / 1.026 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 207 * 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 (952): * Single equations (assignments): 934 * 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 {(33,119), (33,119)} Notification: Performance of prepare postOptimizeDAE: time 0.007337/8.599, allocations: 0.7366 MB / 3.213 GB, free: 220.7 MB / 1.026 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.006651/8.606, allocations: 1.484 MB / 3.214 GB, free: 220 MB / 1.026 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.208/8.814, allocations: 69.91 MB / 3.283 GB, free: 150.3 MB / 1.026 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2312/9.045, allocations: 84.41 MB / 3.365 GB, free: 65.88 MB / 1.026 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.957e-05/9.045, allocations: 28 kB / 3.365 GB, free: 65.86 MB / 1.026 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.7198/9.765, allocations: 83.26 MB / 3.446 GB, free: 315 MB / 1.026 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 0.3739/10.14, allocations: 209.2 MB / 3.651 GB, free: 166.3 MB / 1.026 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.791e-05/10.14, allocations: 7.938 kB / 3.651 GB, free: 166.3 MB / 1.026 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01203/10.15, allocations: 2.05 MB / 3.653 GB, free: 164.3 MB / 1.026 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.101/11.25, allocations: 147.4 MB / 3.797 GB, free: 312.7 MB / 1.026 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004673/11.26, allocations: 0.8132 MB / 3.797 GB, free: 312.7 MB / 1.026 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.2061/11.46, allocations: 71.73 MB / 3.868 GB, free: 296.3 MB / 1.026 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1229/11.59, allocations: 48.86 MB / 3.915 GB, free: 277.5 MB / 1.026 GB 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/jenkins/ws/OpenModelicaLibraryTestingWork@2/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2314:10-2314:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2231:9-2231:79:writable] Error: Internal error function createJacobian failed Error: post-optimization module symbolicJacobian (simulation) failed.