Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.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/Buildings 11.0.0-master/package.mo", uses=false) Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified3,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3") translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified3,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001553/0.001553, allocations: 115.2 kB / 16.37 MB, free: 6.016 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001755/0.001755, allocations: 193.2 kB / 17.31 MB, free: 5.609 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.406/1.406, allocations: 222.9 MB / 241 MB, free: 15.01 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.444/2.444, allocations: 442.6 MB / 0.7165 GB, free: 14.64 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001257/0.001257, allocations: 73.03 kB / 0.8773 GB, free: 10.98 MB / 0.6544 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2892/0.2905, allocations: 153 MB / 1.027 GB, free: 2.074 MB / 0.795 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified3): time 0.8005/1.091, allocations: 357.8 MB / 1.376 GB, free: 7.531 MB / 1.076 GB Notification: Performance of NFInst.instExpressions: time 0.1127/1.204, allocations: 75.86 MB / 1.45 GB, free: 11.49 MB / 1.154 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01638/1.22, allocations: 437.5 kB / 1.451 GB, free: 11.06 MB / 1.154 GB Notification: Performance of NFTyping.typeComponents: time 0.04155/1.262, allocations: 23.46 MB / 1.474 GB, free: 3.547 MB / 1.17 GB Notification: Performance of NFTyping.typeBindings: time 0.046/1.308, allocations: 14.03 MB / 1.487 GB, free: 5.461 MB / 1.186 GB Notification: Performance of NFTyping.typeClassSections: time 0.02442/1.332, allocations: 10.16 MB / 1.497 GB, free: 11.38 MB / 1.201 GB Notification: Performance of NFFlatten.flatten: time 1.271/2.603, allocations: 74.02 MB / 1.569 GB, free: 102 MB / 1.233 GB Notification: Performance of NFFlatten.resolveConnections: time 0.03337/2.636, allocations: 19.96 MB / 1.589 GB, free: 100 MB / 1.233 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03879/2.675, allocations: 16.98 MB / 1.606 GB, free: 99.45 MB / 1.233 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03096/2.706, allocations: 16.32 MB / 1.621 GB, free: 97.32 MB / 1.233 GB Notification: Performance of NFPackage.collectConstants: time 0.008763/2.715, allocations: 1.949 MB / 1.623 GB, free: 97.31 MB / 1.233 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02046/2.735, allocations: 6.035 MB / 1.629 GB, free: 97.25 MB / 1.233 GB Notification: Performance of NFScalarize.scalarize: time 0.01118/2.747, allocations: 6.474 MB / 1.636 GB, free: 96.52 MB / 1.233 GB Notification: Performance of NFVerifyModel.verify: time 0.02333/2.77, allocations: 11.17 MB / 1.646 GB, free: 93.61 MB / 1.233 GB Notification: Performance of NFConvertDAE.convert: time 0.04259/2.813, allocations: 30.97 MB / 1.677 GB, free: 85.04 MB / 1.233 GB Notification: Performance of FrontEnd - DAE generated: time 5.5e-06/2.813, allocations: 0 / 1.677 GB, free: 85.04 MB / 1.233 GB Notification: Performance of FrontEnd: time 1.824e-06/2.813, allocations: 3.938 kB / 1.677 GB, free: 85.04 MB / 1.233 GB Notification: Performance of Transformations before backend: time 0.0009625/2.814, allocations: 0 / 1.677 GB, free: 85.04 MB / 1.233 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2045 * Number of variables: 2045 Notification: Performance of Generate backend data structure: time 0.06443/2.878, allocations: 23.86 MB / 1.7 GB, free: 69.57 MB / 1.233 GB Notification: Performance of prepare preOptimizeDAE: time 3.956e-05/2.878, allocations: 14.06 kB / 1.7 GB, free: 69.56 MB / 1.233 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01755/2.896, allocations: 3.188 MB / 1.703 GB, free: 66.36 MB / 1.233 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04202/2.938, allocations: 20.36 MB / 1.723 GB, free: 51.98 MB / 1.233 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0007294/2.938, allocations: 0.6697 MB / 1.724 GB, free: 51.6 MB / 1.233 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.005411/2.944, allocations: 0.9406 MB / 1.725 GB, free: 50.96 MB / 1.233 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04159/2.985, allocations: 17.06 MB / 1.741 GB, free: 39.06 MB / 1.233 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0004649/2.986, allocations: 17.75 kB / 1.741 GB, free: 39.05 MB / 1.233 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004196/2.99, allocations: 334.8 kB / 1.742 GB, free: 38.97 MB / 1.233 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003693/2.991, allocations: 372.9 kB / 1.742 GB, free: 38.62 MB / 1.233 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03873/3.029, allocations: 21.5 MB / 1.763 GB, free: 18.35 MB / 1.233 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 0.1391/3.169, allocations: 83.21 MB / 1.844 GB, free: 12.98 MB / 1.311 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02208/3.191, allocations: 13.03 MB / 1.857 GB, free: 196 kB / 1.311 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01613/3.207, allocations: 10.04 MB / 1.867 GB, free: 6.148 MB / 1.326 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 0.08054/3.287, allocations: 35.28 MB / 1.901 GB, free: 2.555 MB / 1.358 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0198/3.307, allocations: 10.14 MB / 1.911 GB, free: 8.34 MB / 1.373 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0218/3.329, allocations: 5.815 MB / 1.917 GB, free: 2.684 MB / 1.373 GB Notification: Performance of pre-optimization done (n=567): time 3.379e-05/3.329, allocations: 0 / 1.917 GB, free: 2.684 MB / 1.373 GB Notification: Performance of matching and sorting (n=838): time 1.5/4.829, allocations: 217.7 MB / 2.129 GB, free: 0.6458 GB / 1.529 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.132/4.961, allocations: 55.91 MB / 2.184 GB, free: 0.6127 GB / 1.529 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02746/4.988, allocations: 17.35 MB / 2.201 GB, free: 0.6044 GB / 1.529 GB Notification: Performance of collectPreVariables (initialization): time 0.003556/4.992, allocations: 229.7 kB / 2.201 GB, free: 0.6042 GB / 1.529 GB Notification: Performance of collectInitialEqns (initialization): time 0.005791/4.998, allocations: 7.74 MB / 2.209 GB, free: 0.599 GB / 1.529 GB Notification: Performance of collectInitialBindings (initialization): time 0.006785/5.005, allocations: 3.006 MB / 2.212 GB, free: 0.5979 GB / 1.529 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00785/5.012, allocations: 3.991 MB / 2.216 GB, free: 0.5959 GB / 1.529 GB Notification: Performance of setup shared object (initialization): time 3.873e-05/5.013, allocations: 305.2 kB / 2.216 GB, free: 0.5956 GB / 1.529 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.02473/5.037, allocations: 20.28 MB / 2.236 GB, free: 0.5808 GB / 1.529 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0275/5.065, allocations: 23.1 MB / 2.258 GB, free: 0.5572 GB / 1.529 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.05343/5.118, allocations: 38.6 MB / 2.296 GB, free: 0.5187 GB / 1.529 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.29e-05/5.118, allocations: 16 kB / 2.296 GB, free: 0.5187 GB / 1.529 GB Notification: Performance of matching and sorting (n=1619) (initialization): time 0.5524/5.671, allocations: 134.5 MB / 2.427 GB, free: 396.5 MB / 1.529 GB Notification: Performance of prepare postOptimizeDAE: time 8.773e-05/5.671, allocations: 57.73 kB / 2.427 GB, free: 396.4 MB / 1.529 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.688e-05/5.671, allocations: 52 kB / 2.427 GB, free: 396.4 MB / 1.529 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5414/6.212, allocations: 118 MB / 2.543 GB, free: 278.5 MB / 1.529 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0192/6.232, allocations: 3.547 MB / 2.546 GB, free: 274.9 MB / 1.529 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1659/6.398, allocations: 81.9 MB / 2.626 GB, free: 192.6 MB / 1.529 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.08207/6.48, allocations: 6.436 MB / 2.632 GB, free: 186.2 MB / 1.529 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006643/6.486, allocations: 1.317 MB / 2.634 GB, free: 184.9 MB / 1.529 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04021/6.527, allocations: 23.67 MB / 2.657 GB, free: 161.2 MB / 1.529 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03194/6.559, allocations: 22.59 MB / 2.679 GB, free: 137.6 MB / 1.529 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05636/6.615, allocations: 37.58 MB / 2.715 GB, free: 99.17 MB / 1.529 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.376e-05/6.615, allocations: 16 kB / 2.715 GB, free: 99.15 MB / 1.529 GB Notification: Performance of matching and sorting (n=1619) (initialization_lambda0): time 1.141/7.757, allocations: 133 MB / 2.845 GB, free: 0.619 GB / 1.529 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001207/7.757, allocations: 56.84 kB / 2.845 GB, free: 0.619 GB / 1.529 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000145/7.757, allocations: 56.12 kB / 2.845 GB, free: 0.619 GB / 1.529 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.564/8.321, allocations: 117.6 MB / 2.96 GB, free: 0.5628 GB / 1.529 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01709/8.338, allocations: 3.53 MB / 2.964 GB, free: 0.5595 GB / 1.529 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1545/8.493, allocations: 86.13 MB / 3.048 GB, free: 486.7 MB / 1.529 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.07965/8.572, allocations: 6.485 MB / 3.054 GB, free: 480.3 MB / 1.529 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006078/8.579, allocations: 1.286 MB / 3.055 GB, free: 479 MB / 1.529 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 237 * 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 (1171): * Single equations (assignments): 1151 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 4 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 6 * 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): 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): 2 systems {(5,80), (5,80)} Notification: Performance of prepare postOptimizeDAE: time 0.008406/8.587, allocations: 0.759 MB / 3.056 GB, free: 478.2 MB / 1.529 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00854/8.595, allocations: 1.612 MB / 3.058 GB, free: 477.5 MB / 1.529 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2037/8.799, allocations: 60.75 MB / 3.117 GB, free: 417 MB / 1.529 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2026/9.002, allocations: 67.05 MB / 3.183 GB, free: 350.2 MB / 1.529 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001499/9.002, allocations: 28 kB / 3.183 GB, free: 350.2 MB / 1.529 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1898/9.192, allocations: 66.36 MB / 3.247 GB, free: 283.8 MB / 1.529 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.2758/9.468, allocations: 130.4 MB / 3.375 GB, free: 153.5 MB / 1.529 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.842e-05/9.468, allocations: 0 / 3.375 GB, free: 153.5 MB / 1.529 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01404/9.482, allocations: 1.981 MB / 3.377 GB, free: 151.6 MB / 1.529 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.3001/9.782, allocations: 81.38 MB / 3.456 GB, free: 70.29 MB / 1.529 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004036/9.786, allocations: 0.5767 MB / 3.457 GB, free: 69.71 MB / 1.529 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.6856/10.47, allocations: 58.52 MB / 3.514 GB, free: 0.6174 GB / 1.529 GB Warning: The linear system: 1 : valNorth.res1.m_flow + valSouth.res1.m_flow + (-valHea.m_flow) - valCoo.m_flow = 0.0 2 : 0.0 = spl1.res1.m_flow + (-valHea.m_flow) - bou.ports[1].m_flow 3 : 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 , 0.0 , -1.0 ; 0.0 , -1.0 , 1.0 ; 1.0 , 1.0 , 0.0 ] * [ valCoo.m_flow ; spl1.res1.m_flow ; valHea.m_flow ] = [ (-valNorth.res1.m_flow) - valSouth.res1.m_flow ; -bou.ports[1].m_flow ; tabsSouth1[2].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 + tabsSouth1[3].m_flow + tabsSouth1[1].m_flow + (-valSouth.res3.m_flow) - valNorth.res3.m_flow ] might be structurally or numerically singular for variable valHea.m_flow since U(3,3) = 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 : 0.0 = spl1.res1.m_flow + (-valHea.m_flow) - bou.ports[1].m_flow 3 : valNorth.res1.m_flow + valSouth.res1.m_flow + (-valHea.m_flow) - valCoo.m_flow = 0.0 [ 1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; -1.0 , -1.0 , 0.0 ] * [ valCoo.m_flow ; valHea.m_flow ; spl1.res1.m_flow ] = [ tabsSouth1[2].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 + tabsSouth1[3].m_flow + tabsSouth1[1].m_flow + (-valSouth.res3.m_flow) - valNorth.res3.m_flow ; -bou.ports[1].m_flow ; (-valNorth.res1.m_flow) - valSouth.res1.m_flow ] might be structurally or numerically singular for variable spl1.res1.m_flow since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + spl1.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + valNorth.res3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + valSouth.res3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + (-tabsNorth2.8.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - tabsNorth2.7.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.6.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.5.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth1.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth1.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth1.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth1.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.8.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.7.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.6.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.5.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth1.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth1.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth1.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth1.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 = 0.0 2 : valNorth.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + valSouth.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + (-valHea.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - valCoo.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 = 0.0 3 : 0.0 = spl1.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + (-valHea.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - bou.ports.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 [ 1.0 , 0.0 , 1.0 ; 0.0 , -1.0 , -1.0 ; -1.0 , 1.0 , 0.0 ] * [ spl1.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ; valHea.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ; valCoo.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ] = [ tabsNorth2.8.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth1.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth1.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth1.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth1.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.5.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.6.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.7.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.8.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth1.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth1.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth1.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth1.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.5.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.6.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.7.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + (-valSouth.res3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - valNorth.res3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ; (-valNorth.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - valSouth.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ; -bou.ports.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ] might be structurally or numerically singular for variable valCoo.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1354/10.61, allocations: 54.07 MB / 3.567 GB, free: 0.599 GB / 1.529 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2364/10.84, allocations: 96.19 MB / 3.661 GB, free: 0.569 GB / 1.529 GB Notification: Performance of postOpt removeConstants (simulation): time 0.01713/10.86, allocations: 5.933 MB / 3.666 GB, free: 0.5643 GB / 1.529 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.007448/10.87, allocations: 215.9 kB / 3.667 GB, free: 0.5641 GB / 1.529 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.04551/10.91, allocations: 3.304 MB / 3.67 GB, free: 0.5613 GB / 1.529 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.005004/10.92, allocations: 0.8655 MB / 3.671 GB, free: 0.5605 GB / 1.529 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.003368/10.92, allocations: 0.6319 MB / 3.671 GB, free: 0.5598 GB / 1.529 GB Notification: Performance of sorting global known variables: time 0.02154/10.94, allocations: 11.82 MB / 3.683 GB, free: 0.5484 GB / 1.529 GB Notification: Performance of sort global known variables: time 4.11e-07/10.94, allocations: 0 / 3.683 GB, free: 0.5484 GB / 1.529 GB Notification: Performance of remove unused functions: time 0.08901/11.03, allocations: 38.69 MB / 3.721 GB, free: 0.5107 GB / 1.529 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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],vol.p) * 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 (621): * Single equations (assignments): 600 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (not torn): 4 * 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): 4 systems {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 {(7,83), (1,1), (38,197)} Notification: Performance of Backend phase and start with SimCode phase: time 0.007543/11.04, allocations: 1.931 MB / 3.722 GB, free: 0.5092 GB / 1.529 GB Notification: Performance of simCode: created initialization part: time 0.1232/11.16, allocations: 77.44 MB / 3.798 GB, free: 444.1 MB / 1.529 GB Notification: Performance of simCode: created event and clocks part: time 1.005e-05/11.16, allocations: 4 kB / 3.798 GB, free: 444.1 MB / 1.529 GB Notification: Performance of simCode: created simulation system equations: time 0.04936/11.21, allocations: 25.49 MB / 3.823 GB, free: 418.6 MB / 1.529 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.05309/11.27, allocations: 7.974 MB / 3.831 GB, free: 410.9 MB / 1.529 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09087/11.36, allocations: 54.07 MB / 3.884 GB, free: 356.8 MB / 1.529 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01416/11.37, allocations: 10.46 MB / 3.894 GB, free: 346.3 MB / 1.529 GB Notification: Performance of simCode: alias equations: time 0.03198/11.4, allocations: 7.963 MB / 3.902 GB, free: 338.3 MB / 1.529 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01344/11.42, allocations: 2.058 MB / 3.904 GB, free: 336.2 MB / 1.529 GB Notification: Performance of SimCode: time 8.31e-07/11.42, allocations: 0 / 3.904 GB, free: 336.2 MB / 1.529 GB Notification: Performance of Templates: time 1.38/12.8, allocations: 0.6368 GB / 4.54 GB, free: 394.5 MB / 1.529 GB make -j1 -f Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.makefile (rm -f Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe >> ../files/Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.sim & ./Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3 -abortSlowSimulation -alarm=480 -s gbode -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe 2>&1)