Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_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) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001329/0.001329, allocations: 115.5 kB / 18.88 MB, free: 3.062 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00138/0.00138, allocations: 193.3 kB / 22.17 MB, free: 5.652 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.446/1.446, allocations: 225.6 MB / 250.9 MB, free: 13.28 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.7/2.7, allocations: 476.7 MB / 0.7645 GB, free: 10.14 MB / 0.6231 GB " [Timeout remaining time 177] Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/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=2500,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3") translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified3,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.002021/0.002021, allocations: 75.88 kB / 1.109 GB, free: 6.531 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7434/0.7454, allocations: 168.7 MB / 1.274 GB, free: 4.637 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified3): time 1.06/1.806, allocations: 363.9 MB / 1.63 GB, free: 62.71 MB / 1.295 GB Notification: Performance of NFInst.instExpressions: time 0.08842/1.894, allocations: 76.27 MB / 1.704 GB, free: 61.59 MB / 1.295 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01637/1.911, allocations: 432 kB / 1.704 GB, free: 61.59 MB / 1.295 GB Notification: Performance of NFTyping.typeComponents: time 0.01872/1.929, allocations: 6.619 MB / 1.711 GB, free: 61.46 MB / 1.295 GB Notification: Performance of NFTyping.typeBindings: time 0.03904/1.968, allocations: 14.76 MB / 1.725 GB, free: 60.89 MB / 1.295 GB Notification: Performance of NFTyping.typeClassSections: time 0.02589/1.994, allocations: 10.32 MB / 1.735 GB, free: 56.86 MB / 1.295 GB Notification: Performance of NFFlatten.flatten: time 0.08158/2.076, allocations: 74.97 MB / 1.809 GB, free: 2.559 MB / 1.295 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02364/2.099, allocations: 15.82 MB / 1.824 GB, free: 3.344 MB / 1.311 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03743/2.137, allocations: 17.47 MB / 1.841 GB, free: 2.832 MB / 1.326 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03329/2.17, allocations: 17.21 MB / 1.858 GB, free: 2.797 MB / 1.342 GB Notification: Performance of NFPackage.collectConstants: time 0.00809/2.178, allocations: 1.969 MB / 1.86 GB, free: 0.8281 MB / 1.342 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02134/2.2, allocations: 6.158 MB / 1.866 GB, free: 10.95 MB / 1.357 GB Notification: Performance of NFScalarize.scalarize: time 0.01163/2.211, allocations: 6.673 MB / 1.872 GB, free: 4.516 MB / 1.357 GB Notification: Performance of NFVerifyModel.verify: time 0.02212/2.233, allocations: 11.22 MB / 1.883 GB, free: 9.488 MB / 1.373 GB Notification: Performance of NFConvertDAE.convert: time 0.04879/2.282, allocations: 31.3 MB / 1.914 GB, free: 11.32 MB / 1.404 GB Notification: Performance of FrontEnd - DAE generated: time 7.985e-06/2.282, allocations: 8 kB / 1.914 GB, free: 11.31 MB / 1.404 GB Notification: Performance of FrontEnd: time 1.353e-06/2.282, allocations: 0 / 1.914 GB, free: 11.31 MB / 1.404 GB Notification: Performance of Transformations before backend: time 0.0007709/2.283, allocations: 0 / 1.914 GB, free: 11.31 MB / 1.404 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 0.06525/2.348, allocations: 22.19 MB / 1.936 GB, free: 5.188 MB / 1.42 GB Notification: Performance of prepare preOptimizeDAE: time 4.111e-05/2.348, allocations: 8.031 kB / 1.936 GB, free: 5.18 MB / 1.42 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01813/2.366, allocations: 3.286 MB / 1.939 GB, free: 1.879 MB / 1.42 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04945/2.416, allocations: 21.04 MB / 1.959 GB, free: 13.16 MB / 1.451 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0007894/2.417, allocations: 0.6718 MB / 1.96 GB, free: 12.5 MB / 1.451 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004293/2.421, allocations: 0.9352 MB / 1.961 GB, free: 11.57 MB / 1.451 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03985/2.461, allocations: 17.22 MB / 1.978 GB, free: 10.15 MB / 1.467 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.000317/2.461, allocations: 19.81 kB / 1.978 GB, free: 10.13 MB / 1.467 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.002839/2.464, allocations: 325.4 kB / 1.978 GB, free: 9.82 MB / 1.467 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003853/2.464, allocations: 367.3 kB / 1.978 GB, free: 9.461 MB / 1.467 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04569/2.51, allocations: 21.86 MB / 2 GB, free: 3.582 MB / 1.482 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 0.1481/2.658, allocations: 81.68 MB / 2.079 GB, free: 15.02 MB / 1.576 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02447/2.683, allocations: 11.86 MB / 2.091 GB, free: 3.398 MB / 1.576 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01763/2.7, allocations: 8.959 MB / 2.1 GB, free: 10.43 MB / 1.592 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 0.08108/2.781, allocations: 34.04 MB / 2.133 GB, free: 8.004 MB / 1.623 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02124/2.802, allocations: 10.29 MB / 2.143 GB, free: 13.64 MB / 1.639 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.03243/2.835, allocations: 8.254 MB / 2.151 GB, free: 5.566 MB / 1.639 GB Notification: Performance of pre-optimization done (n=567): time 3.321e-05/2.835, allocations: 0 / 2.151 GB, free: 5.566 MB / 1.639 GB Notification: Performance of matching and sorting (n=838): time 1.676/4.511, allocations: 217.6 MB / 2.364 GB, free: 0.6312 GB / 1.732 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.1259/4.636, allocations: 55.86 MB / 2.418 GB, free: 0.5758 GB / 1.732 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02551/4.662, allocations: 17.8 MB / 2.436 GB, free: 0.5586 GB / 1.732 GB Notification: Performance of collectPreVariables (initialization): time 0.003743/4.666, allocations: 225.6 kB / 2.436 GB, free: 0.5584 GB / 1.732 GB Notification: Performance of collectInitialEqns (initialization): time 0.007806/4.673, allocations: 7.835 MB / 2.443 GB, free: 0.5512 GB / 1.732 GB Notification: Performance of collectInitialBindings (initialization): time 0.007523/4.681, allocations: 3.158 MB / 2.447 GB, free: 0.5483 GB / 1.732 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00795/4.689, allocations: 3.992 MB / 2.45 GB, free: 0.5444 GB / 1.732 GB Notification: Performance of setup shared object (initialization): time 3.662e-05/4.689, allocations: 301.1 kB / 2.451 GB, free: 0.5441 GB / 1.732 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.02942/4.718, allocations: 20.27 MB / 2.471 GB, free: 0.5242 GB / 1.732 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03009/4.748, allocations: 23.1 MB / 2.493 GB, free: 0.5007 GB / 1.732 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.05649/4.805, allocations: 38.61 MB / 2.531 GB, free: 473.3 MB / 1.732 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.877e-05/4.805, allocations: 16 kB / 2.531 GB, free: 473.3 MB / 1.732 GB Notification: Performance of matching and sorting (n=1619) (initialization): time 0.6212/5.426, allocations: 134.2 MB / 2.662 GB, free: 338.9 MB / 1.732 GB Notification: Performance of prepare postOptimizeDAE: time 7.443e-05/5.426, allocations: 54.7 kB / 2.662 GB, free: 338.9 MB / 1.732 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.019e-05/5.426, allocations: 52 kB / 2.662 GB, free: 338.8 MB / 1.732 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6044/6.031, allocations: 118 MB / 2.777 GB, free: 220.9 MB / 1.732 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01803/6.049, allocations: 3.549 MB / 2.781 GB, free: 217.4 MB / 1.732 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.134/6.183, allocations: 81.92 MB / 2.861 GB, free: 135.1 MB / 1.732 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.09685/6.28, allocations: 6.444 MB / 2.867 GB, free: 128.6 MB / 1.732 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005157/6.285, allocations: 1.314 MB / 2.868 GB, free: 127.3 MB / 1.732 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03785/6.323, allocations: 23.66 MB / 2.891 GB, free: 103.6 MB / 1.732 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.02925/6.352, allocations: 22.59 MB / 2.913 GB, free: 80 MB / 1.732 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05308/6.405, allocations: 37.57 MB / 2.95 GB, free: 41.61 MB / 1.732 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.503e-05/6.405, allocations: 16 kB / 2.95 GB, free: 41.59 MB / 1.732 GB Notification: Performance of matching and sorting (n=1619) (initialization_lambda0): time 1.308/7.713, allocations: 132.6 MB / 3.08 GB, free: 0.6258 GB / 1.732 GB Notification: Performance of prepare postOptimizeDAE: time 8.053e-05/7.713, allocations: 53.7 kB / 3.08 GB, free: 0.6258 GB / 1.732 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.796e-05/7.713, allocations: 52 kB / 3.08 GB, free: 0.6257 GB / 1.732 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.604/8.317, allocations: 117.6 MB / 3.195 GB, free: 0.5112 GB / 1.732 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01799/8.335, allocations: 3.525 MB / 3.198 GB, free: 0.5078 GB / 1.732 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1495/8.484, allocations: 86.15 MB / 3.282 GB, free: 433.8 MB / 1.732 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.09488/8.579, allocations: 6.497 MB / 3.288 GB, free: 427.3 MB / 1.732 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005942/8.585, allocations: 1.286 MB / 3.29 GB, free: 426 MB / 1.732 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 0.007813/8.593, allocations: 0.7665 MB / 3.29 GB, free: 425.2 MB / 1.732 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008256/8.601, allocations: 1.698 MB / 3.292 GB, free: 424.4 MB / 1.732 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2229/8.824, allocations: 60.26 MB / 3.351 GB, free: 364.4 MB / 1.732 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.218/9.042, allocations: 66.08 MB / 3.416 GB, free: 298.4 MB / 1.732 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001784/9.042, allocations: 28 kB / 3.416 GB, free: 298.4 MB / 1.732 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2205/9.263, allocations: 65.41 MB / 3.479 GB, free: 233 MB / 1.732 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.2963/9.559, allocations: 129.5 MB / 3.606 GB, free: 103.6 MB / 1.732 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.17e-05/9.559, allocations: 0 / 3.606 GB, free: 103.6 MB / 1.732 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01136/9.571, allocations: 1.977 MB / 3.608 GB, free: 101.6 MB / 1.732 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.9992/10.57, allocations: 81.39 MB / 3.687 GB, free: 0.6344 GB / 1.732 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00358/10.57, allocations: 0.5695 MB / 3.688 GB, free: 0.6344 GB / 1.732 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1088/10.68, allocations: 58.57 MB / 3.745 GB, free: 0.621 GB / 1.732 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 + (-bou.ports[1].m_flow) - valHea.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 + (-bou.ports[1].m_flow) - valHea.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 + (-bou.ports.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - valHea.m_flow.$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.$pDERStateSetJac24.dummyVarStateSetJac24 since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1121/10.79, allocations: 54.07 MB / 3.798 GB, free: 0.5966 GB / 1.732 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2657/11.06, allocations: 95.32 MB / 3.891 GB, free: 0.5201 GB / 1.732 GB Notification: Performance of postOpt removeConstants (simulation): time 0.02328/11.08, allocations: 6.028 MB / 3.897 GB, free: 0.5142 GB / 1.732 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.008783/11.09, allocations: 211.9 kB / 3.897 GB, free: 0.514 GB / 1.732 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.05749/11.15, allocations: 3.322 MB / 3.9 GB, free: 0.5108 GB / 1.732 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.006265/11.16, allocations: 0.8733 MB / 3.901 GB, free: 0.5099 GB / 1.732 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.003776/11.16, allocations: 0.6198 MB / 3.902 GB, free: 0.5093 GB / 1.732 GB Notification: Performance of sorting global known variables: time 0.02296/11.18, allocations: 12.16 MB / 3.914 GB, free: 0.4976 GB / 1.732 GB Notification: Performance of sort global known variables: time 1.7e-07/11.18, allocations: 4 kB / 3.914 GB, free: 0.4975 GB / 1.732 GB Notification: Performance of remove unused functions: time 0.08656/11.27, allocations: 38.71 MB / 3.951 GB, free: 470.9 MB / 1.732 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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 0.006371/11.28, allocations: 1.949 MB / 3.953 GB, free: 469.3 MB / 1.732 GB Notification: Performance of simCode: created initialization part: time 0.129/11.4, allocations: 74.02 MB / 4.026 GB, free: 395.3 MB / 1.732 GB Notification: Performance of simCode: created event and clocks part: time 1.103e-05/11.4, allocations: 4.812 kB / 4.026 GB, free: 395.3 MB / 1.732 GB Notification: Performance of simCode: created simulation system equations: time 0.05515/11.46, allocations: 23.17 MB / 4.048 GB, free: 372.1 MB / 1.732 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.06086/11.52, allocations: 7.975 MB / 4.056 GB, free: 364.4 MB / 1.732 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1007/11.62, allocations: 54.61 MB / 4.109 GB, free: 309.7 MB / 1.732 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01822/11.64, allocations: 10.47 MB / 4.12 GB, free: 299.2 MB / 1.732 GB Notification: Performance of simCode: alias equations: time 0.02989/11.67, allocations: 7.971 MB / 4.127 GB, free: 291.2 MB / 1.732 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.013/11.68, allocations: 2.062 MB / 4.129 GB, free: 289.1 MB / 1.732 GB Notification: Performance of SimCode: time 1.943e-06/11.68, allocations: 0 / 4.129 GB, free: 289.1 MB / 1.732 GB Notification: Performance of Templates: time 2.105/13.79, allocations: 0.6568 GB / 4.786 GB, free: 325.1 MB / 1.733 GB " [Timeout remaining time 286] make -j1 -f Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe ; mkfifo Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe >> ../files/Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3.sim & ./Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3 -abortSlowSimulation -alarm=400 -s gbode -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe 2>&1) [Timeout 400] [Calling os._exit(0), Time elapsed: 37.757782908156514] Failed to read output from testmodel.py, exit status != 0: 13.797369670588523 13.812485034 11.52669382 Calling exit ...