Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/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/NcDataReader2 2.5.1-master/package.mo", uses=false) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/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 BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Running command: translateModel(BuildingSystems.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic") translateModel(BuildingSystems.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.7681/0.7681, allocations: 141.7 MB / 154.3 MB, free: 15.49 MB / 138.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001125/0.001125, allocations: 182.2 kB / 187.3 MB, free: 11.91 MB / 154.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.56/1.56, allocations: 221.3 MB / 441.4 MB, free: 4.621 MB / 330.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009817/0.0009815, allocations: 93.27 kB / 0.5124 GB, free: 24.24 MB / 394.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001958/0.001958, allocations: 271.6 kB / 0.5939 GB, free: 7.996 MB / 442.7 MB Notification: Performance of FrontEnd - loaded program: time 4.183e-05/4.201e-05, allocations: 8 kB / 0.6834 GB, free: 12.28 MB / 0.5261 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5001/0.5002, allocations: 82.76 MB / 0.7643 GB, free: 108.7 MB / 0.5261 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.8999/1.4, allocations: 421.5 MB / 1.176 GB, free: 1.969 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.000336/1.401, allocations: 92.45 kB / 1.176 GB, free: 1.926 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 27.97/29.37, allocations: 6.466 GB / 7.642 GB, free: 15.58 MB / 0.9636 GB Notification: Performance of FrontEnd: time 2.504e-06/29.37, allocations: 0 / 7.642 GB, free: 15.58 MB / 0.9636 GB Notification: Performance of Transformations before backend: time 0.004027/29.38, allocations: 435.6 kB / 7.643 GB, free: 15.15 MB / 0.9636 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 0.05419/29.43, allocations: 13.48 MB / 7.656 GB, free: 1.562 MB / 0.9636 GB Notification: Performance of prepare preOptimizeDAE: time 5.256e-05/29.43, allocations: 8.031 kB / 7.656 GB, free: 1.555 MB / 0.9636 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.9996/30.43, allocations: 2.19 MB / 7.658 GB, free: 53.92 MB / 0.9636 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.08077/30.51, allocations: 21.46 MB / 7.679 GB, free: 52.3 MB / 0.9636 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001148/30.51, allocations: 0.6879 MB / 7.679 GB, free: 52.29 MB / 0.9636 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.005984/30.52, allocations: 0.9716 MB / 7.68 GB, free: 52.27 MB / 0.9636 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04532/30.56, allocations: 15.69 MB / 7.696 GB, free: 51.48 MB / 0.9636 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0006501/30.56, allocations: 20.5 kB / 7.696 GB, free: 51.48 MB / 0.9636 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0056/30.57, allocations: 326.1 kB / 7.696 GB, free: 51.48 MB / 0.9636 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005424/30.57, allocations: 362 kB / 7.696 GB, free: 51.46 MB / 0.9636 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04115/30.61, allocations: 19.74 MB / 7.716 GB, free: 51.4 MB / 0.9636 GB Warning: The model contains alias variables with conflicting start and/or 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 0.1776/30.79, allocations: 78.65 MB / 7.792 GB, free: 19.64 MB / 0.9636 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02265/30.81, allocations: 12.54 MB / 7.805 GB, free: 19.16 MB / 0.9636 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01673/30.83, allocations: 9.633 MB / 7.814 GB, free: 19.05 MB / 0.9636 GB Warning: The model contains alias variables with conflicting start and/or 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 0.09156/30.92, allocations: 34.51 MB / 7.848 GB, free: 10.45 MB / 0.9636 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02039/30.94, allocations: 9.505 MB / 7.857 GB, free: 10.27 MB / 0.9636 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.04951/30.99, allocations: 15.09 MB / 7.872 GB, free: 9.992 MB / 0.9636 GB Notification: Performance of pre-optimization done (n=638): time 6.116e-05/30.99, allocations: 1.406 kB / 7.872 GB, free: 9.992 MB / 0.9636 GB Notification: Performance of matching and sorting (n=956): time 2.124/33.11, allocations: 273.5 MB / 8.139 GB, free: 77.19 MB / 0.9948 GB Warning: The linear system: 1 : valSouth.res3.m_flow + valNorth.res3.m_flow + spl1.res1.m_flow + valCoo.m_flow + (-valNorth2[1].m_flow) - valNorth2[2].m_flow - valNorth2[3].m_flow - valNorth2[4].m_flow - valNorth2[5].m_flow - valNorth2[6].m_flow - valNorth2[7].m_flow - valNorth2[8].m_flow - valNorth1[1].m_flow - valNorth1[2].m_flow - valNorth1[3].m_flow - valNorth1[4].m_flow - valSouth2[1].m_flow - valSouth2[2].m_flow - valSouth2[3].m_flow - valSouth2[4].m_flow - valSouth2[5].m_flow - valSouth2[6].m_flow - valSouth2[7].m_flow - valSouth2[8].m_flow - valSouth1[1].m_flow - valSouth1[2].m_flow - valSouth1[4].m_flow - valSouth1[3].m_flow = 0.0 2 : valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth1[2].m_flow + valSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ valSouth1[2].m_flow ; valSouth1[1].m_flow ] = [ valNorth2[1].m_flow + valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth2[8].m_flow + valSouth2[7].m_flow + valSouth2[6].m_flow + valSouth2[5].m_flow + valSouth2[4].m_flow + valSouth2[3].m_flow + valSouth2[2].m_flow + valSouth2[1].m_flow + valNorth1[4].m_flow + valNorth1[3].m_flow + valNorth1[2].m_flow + valNorth1[1].m_flow + valNorth2[8].m_flow + valNorth2[7].m_flow + valNorth2[6].m_flow + valNorth2[5].m_flow + valNorth2[4].m_flow + valNorth2[3].m_flow + valNorth2[2].m_flow + (-valNorth.res3.m_flow) - valSouth.res3.m_flow - spl1.res1.m_flow - valCoo.m_flow ; pipSouth1.m_flow + (-valSouth1[3].m_flow) - valSouth1[4].m_flow ] might be structurally or numerically singular for variable valSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth.res3.m_flow + valNorth.res3.m_flow + spl1.res1.m_flow + valCoo.m_flow + (-valNorth2[1].m_flow) - valNorth2[2].m_flow - valNorth2[3].m_flow - valNorth2[4].m_flow - valNorth2[5].m_flow - valNorth2[6].m_flow - valNorth2[7].m_flow - valNorth2[8].m_flow - valNorth1[1].m_flow - valNorth1[2].m_flow - valNorth1[3].m_flow - valNorth1[4].m_flow - valSouth2[1].m_flow - valSouth2[2].m_flow - valSouth2[3].m_flow - valSouth2[4].m_flow - valSouth2[5].m_flow - valSouth2[6].m_flow - valSouth2[7].m_flow - valSouth2[8].m_flow - valSouth1[1].m_flow - valSouth1[2].m_flow - valSouth1[4].m_flow - valSouth1[3].m_flow = 0.0 2 : valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth1[2].m_flow + valSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ valSouth1[1].m_flow ; valSouth1[2].m_flow ] = [ valNorth2[1].m_flow + valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth2[8].m_flow + valSouth2[7].m_flow + valSouth2[6].m_flow + valSouth2[5].m_flow + valSouth2[4].m_flow + valSouth2[3].m_flow + valSouth2[2].m_flow + valSouth2[1].m_flow + valNorth1[4].m_flow + valNorth1[3].m_flow + valNorth1[2].m_flow + valNorth1[1].m_flow + valNorth2[8].m_flow + valNorth2[7].m_flow + valNorth2[6].m_flow + valNorth2[5].m_flow + valNorth2[4].m_flow + valNorth2[3].m_flow + valNorth2[2].m_flow + (-valNorth.res3.m_flow) - valSouth.res3.m_flow - spl1.res1.m_flow - valCoo.m_flow ; pipSouth1.m_flow + (-valSouth1[3].m_flow) - valSouth1[4].m_flow ] might be structurally or numerically singular for variable valSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-valSouth1[4].m_flow.SeedStateSetJac0) - valSouth1[3].m_flow.SeedStateSetJac0 - valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth2[8].m_flow.SeedStateSetJac0 - valSouth2[7].m_flow.SeedStateSetJac0 - valSouth2[6].m_flow.SeedStateSetJac0 - valSouth2[5].m_flow.SeedStateSetJac0 - valSouth2[4].m_flow.SeedStateSetJac0 - valSouth2[3].m_flow.SeedStateSetJac0 - valSouth2[2].m_flow.SeedStateSetJac0 - valSouth2[1].m_flow.SeedStateSetJac0 - valNorth1[4].m_flow.SeedStateSetJac0 - valNorth1[3].m_flow.SeedStateSetJac0 - valNorth1[2].m_flow.SeedStateSetJac0 - valNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2[8].m_flow.SeedStateSetJac0 - valNorth2[7].m_flow.SeedStateSetJac0 - valNorth2[6].m_flow.SeedStateSetJac0 - valNorth2[5].m_flow.SeedStateSetJac0 - valNorth2[4].m_flow.SeedStateSetJac0 - valNorth2[3].m_flow.SeedStateSetJac0 - valNorth2[2].m_flow.SeedStateSetJac0 - valNorth2[1].m_flow.SeedStateSetJac0 = 0.0 2 : valSouth1[4].m_flow.SeedStateSetJac0 + valSouth1[3].m_flow.SeedStateSetJac0 + valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ valSouth1[4].m_flow.SeedStateSetJac0 + valNorth2[2].m_flow.SeedStateSetJac0 + valNorth2[1].m_flow.SeedStateSetJac0 + valNorth2[3].m_flow.SeedStateSetJac0 + valNorth2[4].m_flow.SeedStateSetJac0 + valNorth2[5].m_flow.SeedStateSetJac0 + valNorth2[6].m_flow.SeedStateSetJac0 + valNorth2[7].m_flow.SeedStateSetJac0 + valNorth2[8].m_flow.SeedStateSetJac0 + valNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth1[2].m_flow.SeedStateSetJac0 + valNorth1[3].m_flow.SeedStateSetJac0 + valNorth1[4].m_flow.SeedStateSetJac0 + valSouth2[1].m_flow.SeedStateSetJac0 + valSouth2[2].m_flow.SeedStateSetJac0 + valSouth2[3].m_flow.SeedStateSetJac0 + valSouth2[4].m_flow.SeedStateSetJac0 + valSouth2[5].m_flow.SeedStateSetJac0 + valSouth2[6].m_flow.SeedStateSetJac0 + valSouth2[7].m_flow.SeedStateSetJac0 + valSouth2[8].m_flow.SeedStateSetJac0 + valSouth1[3].m_flow.SeedStateSetJac0 + (-valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-valSouth1[3].m_flow.SeedStateSetJac0) - valSouth1[4].m_flow.SeedStateSetJac0 ] might be structurally or numerically singular for variable valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-valSouth1[4].m_flow.SeedStateSetJac0) - valSouth1[3].m_flow.SeedStateSetJac0 - valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth2[8].m_flow.SeedStateSetJac0 - valSouth2[7].m_flow.SeedStateSetJac0 - valSouth2[6].m_flow.SeedStateSetJac0 - valSouth2[5].m_flow.SeedStateSetJac0 - valSouth2[4].m_flow.SeedStateSetJac0 - valSouth2[3].m_flow.SeedStateSetJac0 - valSouth2[2].m_flow.SeedStateSetJac0 - valSouth2[1].m_flow.SeedStateSetJac0 - valNorth1[4].m_flow.SeedStateSetJac0 - valNorth1[3].m_flow.SeedStateSetJac0 - valNorth1[2].m_flow.SeedStateSetJac0 - valNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2[8].m_flow.SeedStateSetJac0 - valNorth2[7].m_flow.SeedStateSetJac0 - valNorth2[6].m_flow.SeedStateSetJac0 - valNorth2[5].m_flow.SeedStateSetJac0 - valNorth2[4].m_flow.SeedStateSetJac0 - valNorth2[3].m_flow.SeedStateSetJac0 - valNorth2[2].m_flow.SeedStateSetJac0 - valNorth2[1].m_flow.SeedStateSetJac0 = 0.0 2 : valSouth1[4].m_flow.SeedStateSetJac0 + valSouth1[3].m_flow.SeedStateSetJac0 + valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ valSouth1[4].m_flow.SeedStateSetJac0 + valNorth2[2].m_flow.SeedStateSetJac0 + valNorth2[1].m_flow.SeedStateSetJac0 + valNorth2[3].m_flow.SeedStateSetJac0 + valNorth2[4].m_flow.SeedStateSetJac0 + valNorth2[5].m_flow.SeedStateSetJac0 + valNorth2[6].m_flow.SeedStateSetJac0 + valNorth2[7].m_flow.SeedStateSetJac0 + valNorth2[8].m_flow.SeedStateSetJac0 + valNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth1[2].m_flow.SeedStateSetJac0 + valNorth1[3].m_flow.SeedStateSetJac0 + valNorth1[4].m_flow.SeedStateSetJac0 + valSouth2[1].m_flow.SeedStateSetJac0 + valSouth2[2].m_flow.SeedStateSetJac0 + valSouth2[3].m_flow.SeedStateSetJac0 + valSouth2[4].m_flow.SeedStateSetJac0 + valSouth2[5].m_flow.SeedStateSetJac0 + valSouth2[6].m_flow.SeedStateSetJac0 + valSouth2[7].m_flow.SeedStateSetJac0 + valSouth2[8].m_flow.SeedStateSetJac0 + valSouth1[3].m_flow.SeedStateSetJac0 + (-valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-valSouth1[3].m_flow.SeedStateSetJac0) - valSouth1[4].m_flow.SeedStateSetJac0 ] might be structurally or numerically singular for variable valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of inlineWhenForInitialization (initialization): time 0.1154/33.23, allocations: 50.7 MB / 8.188 GB, free: 65.23 MB / 0.9948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.04438/33.27, allocations: 14.11 MB / 8.202 GB, free: 64.49 MB / 0.9948 GB Notification: Performance of collectPreVariables (initialization): time 0.00642/33.28, allocations: 255.9 kB / 8.203 GB, free: 64.46 MB / 0.9948 GB Notification: Performance of collectInitialEqns (initialization): time 0.01285/33.29, allocations: 7.196 MB / 8.21 GB, free: 64.14 MB / 0.9948 GB Notification: Performance of collectInitialBindings (initialization): time 0.01549/33.31, allocations: 3.432 MB / 8.213 GB, free: 62.62 MB / 0.9948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.008392/33.32, allocations: 212 kB / 8.213 GB, free: 62.62 MB / 0.9948 GB Notification: Performance of setup shared object (initialization): time 0.00142/33.32, allocations: 0.7543 MB / 8.214 GB, free: 62.3 MB / 0.9948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03753/33.36, allocations: 22.2 MB / 8.236 GB, free: 62.28 MB / 0.9948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.04238/33.4, allocations: 25.26 MB / 8.26 GB, free: 59.03 MB / 0.9948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.04053/33.44, allocations: 23.6 MB / 8.283 GB, free: 58.69 MB / 0.9948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001458/33.44, allocations: 11.66 kB / 8.283 GB, free: 58.69 MB / 0.9948 GB Notification: Performance of matching and sorting (n=1448) (initialization): time 1.752/35.19, allocations: 155.4 MB / 8.435 GB, free: 79.38 MB / 1.01 GB Notification: Performance of prepare postOptimizeDAE: time 0.00758/35.2, allocations: 31.92 MB / 8.466 GB, free: 46.02 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002575/35.2, allocations: 46.44 kB / 8.466 GB, free: 46.02 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6528/35.85, allocations: 152.4 MB / 8.615 GB, free: 45.16 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02162/35.87, allocations: 3.653 MB / 8.619 GB, free: 45.12 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1621/36.04, allocations: 75.87 MB / 8.693 GB, free: 53.57 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.3222/36.36, allocations: 11.07 MB / 8.704 GB, free: 49.04 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.01165/36.37, allocations: 1.676 MB / 8.705 GB, free: 47.45 MB / 1.026 GB Notification: Performance of prepare postOptimizeDAE: time 1.914e-05/36.37, allocations: 4 kB / 8.705 GB, free: 47.44 MB / 1.026 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 1.685/38.05, allocations: 154 MB / 8.856 GB, free: 100.7 MB / 1.042 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0003406/38.06, allocations: 44.22 kB / 8.856 GB, free: 100.7 MB / 1.042 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6556/38.71, allocations: 152.6 MB / 9.005 GB, free: 99.21 MB / 1.042 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02082/38.73, allocations: 3.63 MB / 9.008 GB, free: 99.18 MB / 1.042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1945/38.93, allocations: 82.49 MB / 9.089 GB, free: 61.38 MB / 1.042 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2059/39.13, allocations: 11.07 MB / 9.1 GB, free: 50.56 MB / 1.042 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.009844/39.14, allocations: 1.623 MB / 9.101 GB, free: 49.02 MB / 1.042 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 ($whenCondition1,$whenCondition2,booleanToInteger.u,booleanToInteger.y,$PRE.stepPump.pulseStart,stepPump.pulseStart,$PRE.stepValve.T_start,stepValve.T_start,$PRE.stepValve.count,stepValve.count) * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (992): * Single equations (assignments): 974 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 8 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 8 {1,1,1,1,1,1,1,1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(28,89.3%) 28} * Non-linear torn systems: 2 {33 119,33 119} Notification: Performance of prepare postOptimizeDAE: time 0.01336/39.16, allocations: 0.6796 MB / 9.102 GB, free: 48.77 MB / 1.042 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01184/39.17, allocations: 1.492 MB / 9.103 GB, free: 48.08 MB / 1.042 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 1.29/40.46, allocations: 67.44 MB / 9.169 GB, free: 95.93 MB / 1.042 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2538/40.71, allocations: 81.52 MB / 9.249 GB, free: 95.37 MB / 1.042 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001479/40.71, allocations: 30.81 kB / 9.249 GB, free: 95.37 MB / 1.042 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2355/40.95, allocations: 80.39 MB / 9.327 GB, free: 94.59 MB / 1.042 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.4056/41.35, allocations: 206.2 MB / 9.529 GB, free: 30.91 MB / 1.042 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.000161/41.35, allocations: 0.8125 kB / 9.529 GB, free: 30.91 MB / 1.042 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01384/41.37, allocations: 2.185 MB / 9.531 GB, free: 28.81 MB / 1.042 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.653/43.02, allocations: 146.8 MB / 9.674 GB, free: 94.54 MB / 1.042 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005664/43.02, allocations: 0.816 MB / 9.675 GB, free: 94.54 MB / 1.042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.2223/43.25, allocations: 114.4 MB / 9.787 GB, free: 75.83 MB / 1.042 GB Warning: The linear system: 1 : tabsSouth2[2].dp = tabsSouth2[2].port_a.p - tabsSouth2[8].port_b.p 2 : valSouth2[2].dp = valSouth2[7].port_a.p - tabsSouth2[2].port_a.p 3 : valSouth2[1].dp = valSouth2[7].port_a.p - tabsSouth2[1].port_a.p 4 : tabsSouth2[1].dp = tabsSouth2[1].port_a.p - tabsSouth2[8].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 ] * [ tabsSouth2[8].port_b.p ; tabsSouth2[1].port_a.p ; valSouth2[7].port_a.p ; tabsSouth2[2].port_a.p ] = [ -tabsSouth2[2].dp ; -valSouth2[2].dp ; -valSouth2[1].dp ; -tabsSouth2[1].dp ] might be structurally or numerically singular for variable tabsSouth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth1[2].m_flow + valSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valSouth.res3.m_flow + valNorth.res3.m_flow + spl1.res1.m_flow + (-valSouth1[3].m_flow) - $cse387 - valSouth1[4].m_flow - valSouth1[2].m_flow - valSouth1[1].m_flow - valSouth2[8].m_flow - valSouth2[7].m_flow - valSouth2[6].m_flow - valSouth2[5].m_flow - valSouth2[4].m_flow - valSouth2[3].m_flow - valSouth2[2].m_flow - valSouth2[1].m_flow - valNorth1[4].m_flow - valNorth1[3].m_flow - valNorth1[2].m_flow - valNorth1[1].m_flow - valNorth2[8].m_flow - valNorth2[7].m_flow - valNorth2[6].m_flow - valNorth2[5].m_flow - valNorth2[4].m_flow - valNorth2[3].m_flow - valNorth2[2].m_flow - valNorth2[1].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ valSouth1[2].m_flow ; valSouth1[1].m_flow ] = [ pipSouth1.m_flow + (-valSouth1[3].m_flow) - valSouth1[4].m_flow ; valSouth1[3].m_flow + valNorth2[2].m_flow + valNorth2[1].m_flow + valNorth2[3].m_flow + valNorth2[4].m_flow + valNorth2[5].m_flow + valNorth2[6].m_flow + valNorth2[7].m_flow + valNorth2[8].m_flow + valNorth1[1].m_flow + valNorth1[2].m_flow + valNorth1[3].m_flow + valNorth1[4].m_flow + valSouth2[1].m_flow + valSouth2[2].m_flow + valSouth2[3].m_flow + valSouth2[4].m_flow + valSouth2[5].m_flow + valSouth2[6].m_flow + valSouth2[7].m_flow + valSouth2[8].m_flow + valSouth1[4].m_flow + $cse387 + (-valNorth.res3.m_flow) - valSouth.res3.m_flow - spl1.res1.m_flow ] might be structurally or numerically singular for variable valSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth2[2].dp = tabsSouth2[2].port_a.p - tabsSouth2[8].port_b.p 2 : tabsSouth2[1].dp = tabsSouth2[1].port_a.p - tabsSouth2[8].port_b.p 3 : valSouth2[1].dp = valSouth2[7].port_a.p - tabsSouth2[1].port_a.p 4 : valSouth2[2].dp = valSouth2[7].port_a.p - tabsSouth2[2].port_a.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 ] * [ tabsSouth2[2].port_a.p ; valSouth2[7].port_a.p ; tabsSouth2[1].port_a.p ; tabsSouth2[8].port_b.p ] = [ -tabsSouth2[2].dp ; -tabsSouth2[1].dp ; -valSouth2[1].dp ; -valSouth2[2].dp ] might be structurally or numerically singular for variable tabsSouth2[8].port_b.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth.res3.m_flow + valNorth.res3.m_flow + spl1.res1.m_flow + (-valSouth1[3].m_flow) - $cse387 - valSouth1[4].m_flow - valSouth1[2].m_flow - valSouth1[1].m_flow - valSouth2[8].m_flow - valSouth2[7].m_flow - valSouth2[6].m_flow - valSouth2[5].m_flow - valSouth2[4].m_flow - valSouth2[3].m_flow - valSouth2[2].m_flow - valSouth2[1].m_flow - valNorth1[4].m_flow - valNorth1[3].m_flow - valNorth1[2].m_flow - valNorth1[1].m_flow - valNorth2[8].m_flow - valNorth2[7].m_flow - valNorth2[6].m_flow - valNorth2[5].m_flow - valNorth2[4].m_flow - valNorth2[3].m_flow - valNorth2[2].m_flow - valNorth2[1].m_flow = 0.0 2 : valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth1[2].m_flow + valSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ valSouth1[1].m_flow ; valSouth1[2].m_flow ] = [ valSouth1[3].m_flow + valNorth2[2].m_flow + valNorth2[1].m_flow + valNorth2[3].m_flow + valNorth2[4].m_flow + valNorth2[5].m_flow + valNorth2[6].m_flow + valNorth2[7].m_flow + valNorth2[8].m_flow + valNorth1[1].m_flow + valNorth1[2].m_flow + valNorth1[3].m_flow + valNorth1[4].m_flow + valSouth2[1].m_flow + valSouth2[2].m_flow + valSouth2[3].m_flow + valSouth2[4].m_flow + valSouth2[5].m_flow + valSouth2[6].m_flow + valSouth2[7].m_flow + valSouth2[8].m_flow + valSouth1[4].m_flow + $cse387 + (-valNorth.res3.m_flow) - valSouth.res3.m_flow - spl1.res1.m_flow ; pipSouth1.m_flow + (-valSouth1[3].m_flow) - valSouth1[4].m_flow ] might be structurally or numerically singular for variable valSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 2 : valSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 3 : valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 4 : tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ -tabsSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth1[4].m_flow.SeedStateSetJac29 + valSouth1[3].m_flow.SeedStateSetJac29 + valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0 2 : valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-valNorth2[2].m_flow.SeedStateSetJac29) - valNorth2[1].m_flow.SeedStateSetJac29 - valNorth2[3].m_flow.SeedStateSetJac29 - valNorth2[4].m_flow.SeedStateSetJac29 - valNorth2[5].m_flow.SeedStateSetJac29 - valNorth2[6].m_flow.SeedStateSetJac29 - valNorth2[7].m_flow.SeedStateSetJac29 - valNorth2[8].m_flow.SeedStateSetJac29 - valNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth1[2].m_flow.SeedStateSetJac29 - valNorth1[3].m_flow.SeedStateSetJac29 - valNorth1[4].m_flow.SeedStateSetJac29 - valSouth2[1].m_flow.SeedStateSetJac29 - valSouth2[2].m_flow.SeedStateSetJac29 - valSouth2[3].m_flow.SeedStateSetJac29 - valSouth2[4].m_flow.SeedStateSetJac29 - valSouth2[5].m_flow.SeedStateSetJac29 - valSouth2[6].m_flow.SeedStateSetJac29 - valSouth2[7].m_flow.SeedStateSetJac29 - valSouth2[8].m_flow.SeedStateSetJac29 - valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1[4].m_flow.SeedStateSetJac29 - $cse387.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1[3].m_flow.SeedStateSetJac29 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ; valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-valSouth1[3].m_flow.SeedStateSetJac29) - valSouth1[4].m_flow.SeedStateSetJac29 ; valNorth2[2].m_flow.SeedStateSetJac29 + $cse387.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth1[3].m_flow.SeedStateSetJac29 + valSouth1[4].m_flow.SeedStateSetJac29 + valSouth2[8].m_flow.SeedStateSetJac29 + valSouth2[7].m_flow.SeedStateSetJac29 + valSouth2[6].m_flow.SeedStateSetJac29 + valSouth2[5].m_flow.SeedStateSetJac29 + valSouth2[4].m_flow.SeedStateSetJac29 + valSouth2[3].m_flow.SeedStateSetJac29 + valSouth2[2].m_flow.SeedStateSetJac29 + valSouth2[1].m_flow.SeedStateSetJac29 + valNorth1[4].m_flow.SeedStateSetJac29 + valNorth1[3].m_flow.SeedStateSetJac29 + valNorth1[2].m_flow.SeedStateSetJac29 + valNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth2[8].m_flow.SeedStateSetJac29 + valNorth2[7].m_flow.SeedStateSetJac29 + valNorth2[6].m_flow.SeedStateSetJac29 + valNorth2[5].m_flow.SeedStateSetJac29 + valNorth2[4].m_flow.SeedStateSetJac29 + valNorth2[3].m_flow.SeedStateSetJac29 + valNorth2[1].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 2 : valSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 3 : valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 4 : tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ -tabsSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth1[4].m_flow.SeedStateSetJac29 + valSouth1[3].m_flow.SeedStateSetJac29 + valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0 2 : valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-valNorth2[2].m_flow.SeedStateSetJac29) - valNorth2[1].m_flow.SeedStateSetJac29 - valNorth2[3].m_flow.SeedStateSetJac29 - valNorth2[4].m_flow.SeedStateSetJac29 - valNorth2[5].m_flow.SeedStateSetJac29 - valNorth2[6].m_flow.SeedStateSetJac29 - valNorth2[7].m_flow.SeedStateSetJac29 - valNorth2[8].m_flow.SeedStateSetJac29 - valNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth1[2].m_flow.SeedStateSetJac29 - valNorth1[3].m_flow.SeedStateSetJac29 - valNorth1[4].m_flow.SeedStateSetJac29 - valSouth2[1].m_flow.SeedStateSetJac29 - valSouth2[2].m_flow.SeedStateSetJac29 - valSouth2[3].m_flow.SeedStateSetJac29 - valSouth2[4].m_flow.SeedStateSetJac29 - valSouth2[5].m_flow.SeedStateSetJac29 - valSouth2[6].m_flow.SeedStateSetJac29 - valSouth2[7].m_flow.SeedStateSetJac29 - valSouth2[8].m_flow.SeedStateSetJac29 - valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1[4].m_flow.SeedStateSetJac29 - $cse387.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1[3].m_flow.SeedStateSetJac29 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ; valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-valSouth1[3].m_flow.SeedStateSetJac29) - valSouth1[4].m_flow.SeedStateSetJac29 ; valNorth2[2].m_flow.SeedStateSetJac29 + $cse387.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth1[3].m_flow.SeedStateSetJac29 + valSouth1[4].m_flow.SeedStateSetJac29 + valSouth2[8].m_flow.SeedStateSetJac29 + valSouth2[7].m_flow.SeedStateSetJac29 + valSouth2[6].m_flow.SeedStateSetJac29 + valSouth2[5].m_flow.SeedStateSetJac29 + valSouth2[4].m_flow.SeedStateSetJac29 + valSouth2[3].m_flow.SeedStateSetJac29 + valSouth2[2].m_flow.SeedStateSetJac29 + valSouth2[1].m_flow.SeedStateSetJac29 + valNorth1[4].m_flow.SeedStateSetJac29 + valNorth1[3].m_flow.SeedStateSetJac29 + valNorth1[2].m_flow.SeedStateSetJac29 + valNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth2[8].m_flow.SeedStateSetJac29 + valNorth2[7].m_flow.SeedStateSetJac29 + valNorth2[6].m_flow.SeedStateSetJac29 + valNorth2[5].m_flow.SeedStateSetJac29 + valNorth2[4].m_flow.SeedStateSetJac29 + valNorth2[3].m_flow.SeedStateSetJac29 + valNorth2[1].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1025/43.35, allocations: 48.95 MB / 9.834 GB, free: 54.86 MB / 1.042 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 1.385/44.73, allocations: 118.3 MB / 9.95 GB, free: 104 MB / 1.057 GB Notification: Performance of postOpt removeConstants (simulation): time 0.02922/44.76, allocations: 7.883 MB / 9.958 GB, free: 103.9 MB / 1.057 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.01128/44.78, allocations: 230.8 kB / 9.958 GB, free: 103.9 MB / 1.057 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1177/44.89, allocations: 5.633 MB / 9.963 GB, free: 103.9 MB / 1.057 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.007599/44.9, allocations: 1.154 MB / 9.964 GB, free: 103.9 MB / 1.057 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.006162/44.91, allocations: 0.8912 MB / 9.965 GB, free: 103.9 MB / 1.057 GB Notification: Performance of sorting global known variables: time 0.03264/44.94, allocations: 10.81 MB / 9.976 GB, free: 103.4 MB / 1.057 GB Notification: Performance of sort global known variables: time 3.61e-07/44.94, allocations: 0 / 9.976 GB, free: 103.4 MB / 1.057 GB Notification: Performance of remove unused functions: time 0.2183/45.16, allocations: 86.8 MB / 10.06 GB, free: 103.4 MB / 1.057 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1]) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,booleanToInteger.u,booleanToInteger.y,stepPump.pulseStart,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Top-level inputs: 0 Notification: Strong component statistics for simulation (643): * Single equations (assignments): 620 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (linear and non-linear blocks): 7 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 7 {1,1,1,1,1,1,1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(28,89.3%) 28} * Non-linear torn systems: 2 {33 118,61 213} Notification: Performance of Backend phase and start with SimCode phase: time 0.01563/45.17, allocations: 5.582 MB / 10.07 GB, free: 101.5 MB / 1.057 GB Notification: Performance of simCode: created initialization part: time 0.1722/45.35, allocations: 93.87 MB / 10.16 GB, free: 79.83 MB / 1.057 GB Notification: Performance of simCode: created event and clocks part: time 1.607e-05/45.35, allocations: 10.59 kB / 10.16 GB, free: 79.83 MB / 1.057 GB Notification: Performance of simCode: created simulation system equations: time 0.1606/45.51, allocations: 84.84 MB / 10.24 GB, free: 31.91 MB / 1.057 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.06933/45.58, allocations: 7.47 MB / 10.25 GB, free: 27.8 MB / 1.057 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1309/45.71, allocations: 52.77 MB / 10.3 GB, free: 7.828 MB / 1.073 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 2.033/47.74, allocations: 11.23 MB / 10.31 GB, free: 119.6 MB / 1.073 GB Notification: Performance of simCode: alias equations: time 0.05863/47.8, allocations: 12.05 MB / 10.32 GB, free: 119.4 MB / 1.073 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01959/47.82, allocations: 2.238 MB / 10.32 GB, free: 119.4 MB / 1.073 GB Notification: Performance of SimCode: time 1.754e-06/47.82, allocations: 0 / 10.32 GB, free: 119.4 MB / 1.073 GB Notification: Performance of Templates: time 2.193/50.01, allocations: 0.7133 GB / 11.04 GB, free: 37.87 MB / 1.104 GB make -j1 -f BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.makefile (rm -f BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.sim & ./BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe 2>&1)