Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.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 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.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: "" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="Buildings_9_Buildings_Fluid_Examples_FlowSystem_Basic",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="Buildings_9_Buildings_Fluid_Examples_FlowSystem_Basic",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.006903/0.006902, allocations: 109.1 kB / 15.74 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 0.00141/0.00141, allocations: 192 kB / 16.68 MB, free: 5.941 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.373/1.373, allocations: 222.9 MB / 240.4 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.22/2.22, allocations: 390.2 MB / 0.6648 GB, free: 0.6445 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001415/0.001415, allocations: 63.91 kB / 0.9504 GB, free: 8.129 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8137/0.8151, allocations: 140.4 MB / 1.087 GB, free: 5.258 MB / 0.8575 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Blocks/Math.mo:543:5-544:48:writable] Warning: Parameter pmpSouth.gaiSpe.k has no value, and is fixed during initialization (fixed=true), using available start value (start=1) as default value. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Blocks/Math.mo:543:5-544:48:writable] Warning: Parameter pmpNorth.gaiSpe.k has no value, and is fixed during initialization (fixed=true), using available start value (start=1) as default value. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Blocks/Math.mo:543:5-544:48:writable] Warning: Parameter pumpHea.gaiSpe.k has no value, and is fixed during initialization (fixed=true), using available start value (start=1) as default value. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Blocks/Math.mo:543:5-544:48:writable] Warning: Parameter pumpCoo.gaiSpe.k has no value, and is fixed during initialization (fixed=true), using available start value (start=1) as default value. Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.3962/1.211, allocations: 355.5 MB / 1.435 GB, free: 9.707 MB / 1.17 GB Notification: Performance of NFInst.instExpressions: time 0.1079/1.319, allocations: 72.95 MB / 1.506 GB, free: 0.5703 MB / 1.232 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01565/1.335, allocations: 425.5 kB / 1.506 GB, free: 156 kB / 1.232 GB Notification: Performance of NFTyping.typeComponents: time 0.01898/1.354, allocations: 5.319 MB / 1.512 GB, free: 10.8 MB / 1.248 GB Notification: Performance of NFTyping.typeBindings: time 0.04029/1.394, allocations: 13.52 MB / 1.525 GB, free: 13.23 MB / 1.264 GB Notification: Performance of NFTyping.typeClassSections: time 0.02231/1.417, allocations: 9.776 MB / 1.534 GB, free: 3.523 MB / 1.264 GB Notification: Performance of NFFlatten.flatten: time 0.05098/1.468, allocations: 37.86 MB / 1.571 GB, free: 13.56 MB / 1.311 GB Notification: Performance of NFFlatten.resolveConnections: time 1.316/2.784, allocations: 19.86 MB / 1.591 GB, free: 77.34 MB / 1.311 GB Notification: Performance of NFEvalConstants.evaluate: time 0.04199/2.826, allocations: 17.21 MB / 1.607 GB, free: 77.34 MB / 1.311 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03307/2.859, allocations: 15.94 MB / 1.623 GB, free: 75.44 MB / 1.311 GB Notification: Performance of NFPackage.collectConstants: time 0.008788/2.868, allocations: 1.891 MB / 1.625 GB, free: 75.44 MB / 1.311 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02316/2.891, allocations: 5.737 MB / 1.63 GB, free: 75.44 MB / 1.311 GB Notification: Performance of NFScalarize.scalarize: time 0.01354/2.905, allocations: 5.843 MB / 1.636 GB, free: 74.77 MB / 1.311 GB Notification: Performance of NFVerifyModel.verify: time 0.02365/2.928, allocations: 10.45 MB / 1.646 GB, free: 72.09 MB / 1.311 GB Notification: Performance of NFConvertDAE.convert: time 0.04494/2.973, allocations: 29.22 MB / 1.675 GB, free: 68.63 MB / 1.311 GB Notification: Performance of FrontEnd - DAE generated: time 6.612e-06/2.973, allocations: 0 / 1.675 GB, free: 68.63 MB / 1.311 GB Notification: Performance of FrontEnd: time 1.924e-06/2.973, allocations: 0 / 1.675 GB, free: 68.63 MB / 1.311 GB Notification: Performance of Transformations before backend: time 0.001062/2.974, allocations: 0 / 1.675 GB, free: 68.63 MB / 1.311 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 0.07003/3.044, allocations: 22.31 MB / 1.697 GB, free: 60.63 MB / 1.311 GB Notification: Performance of prepare preOptimizeDAE: time 4.186e-05/3.045, allocations: 12.39 kB / 1.697 GB, free: 60.63 MB / 1.311 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.005468/3.05, allocations: 1.037 MB / 1.698 GB, free: 60.55 MB / 1.311 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01642/3.066, allocations: 2.589 MB / 1.7 GB, free: 59.54 MB / 1.311 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04471/3.111, allocations: 18.18 MB / 1.718 GB, free: 55.65 MB / 1.311 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008401/3.112, allocations: 0.6729 MB / 1.719 GB, free: 55.63 MB / 1.311 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.006508/3.119, allocations: 0.9385 MB / 1.72 GB, free: 55.61 MB / 1.311 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04248/3.161, allocations: 16.69 MB / 1.736 GB, free: 50.61 MB / 1.311 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0003309/3.161, allocations: 13.19 kB / 1.736 GB, free: 50.61 MB / 1.311 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004075/3.166, allocations: 321.8 kB / 1.736 GB, free: 50.61 MB / 1.311 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003556/3.166, allocations: 368.7 kB / 1.737 GB, free: 50.56 MB / 1.311 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04065/3.207, allocations: 21.16 MB / 1.757 GB, free: 47.37 MB / 1.311 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 0.1433/3.35, allocations: 80.93 MB / 1.836 GB, free: 9.559 MB / 1.342 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02393/3.374, allocations: 13.13 MB / 1.849 GB, free: 12.43 MB / 1.358 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01594/3.39, allocations: 10.08 MB / 1.859 GB, free: 2.32 MB / 1.358 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 0.08224/3.472, allocations: 35.36 MB / 1.893 GB, free: 14.7 MB / 1.404 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02048/3.493, allocations: 10.02 MB / 1.903 GB, free: 4.621 MB / 1.404 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02237/3.515, allocations: 5.773 MB / 1.909 GB, free: 15.02 MB / 1.42 GB Notification: Performance of pre-optimization done (n=596): time 3.594e-05/3.515, allocations: 3.188 kB / 1.909 GB, free: 15.02 MB / 1.42 GB Notification: Performance of matching and sorting (n=912): time 1.083/4.598, allocations: 247.2 MB / 2.15 GB, free: 6.68 MB / 1.654 GB Warning: The linear system: 1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p 2 : valNorth2[5].dp = valNorth2[2].port_a.p - valNorth2[5].port_b.p 3 : tabsNorth2[5].dp = valNorth2[5].port_b.p - tabsSouth1[1].port_b.p 4 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2[7].port_b.p ; tabsSouth1[1].port_b.p ; valNorth2[5].port_b.p ; valNorth2[2].port_a.p ] = [ -valNorth2[7].dp ; -valNorth2[5].dp ; -tabsNorth2[5].dp ; -tabsNorth2[7].dp ] might be structurally or numerically singular for variable valNorth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1[2].m_flow ; tabsSouth1[1].m_flow ] = [ tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p 2 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p 3 : tabsNorth2[5].dp = valNorth2[5].port_b.p - tabsSouth1[1].port_b.p 4 : valNorth2[5].dp = valNorth2[2].port_a.p - valNorth2[5].port_b.p [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2[2].port_a.p ; valNorth2[5].port_b.p ; tabsSouth1[1].port_b.p ; valNorth2[7].port_b.p ] = [ -valNorth2[7].dp ; -tabsNorth2[7].dp ; -tabsNorth2[5].dp ; -valNorth2[5].dp ] might be structurally or numerically singular for variable valNorth2[7].port_b.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 2 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 3 : tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 4 : valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ -valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 2 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 2 : valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 3 : tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 4 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ; valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ -valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ; -tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 2 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of inlineWhenForInitialization (initialization): time 0.7154/5.313, allocations: 59.21 MB / 2.208 GB, free: 0.7048 GB / 1.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03712/5.35, allocations: 17.58 MB / 2.225 GB, free: 0.6992 GB / 1.67 GB Notification: Performance of collectPreVariables (initialization): time 0.004368/5.355, allocations: 236.8 kB / 2.225 GB, free: 0.699 GB / 1.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.008673/5.363, allocations: 7.112 MB / 2.232 GB, free: 0.6949 GB / 1.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.01171/5.375, allocations: 3.277 MB / 2.236 GB, free: 0.6939 GB / 1.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01912/5.394, allocations: 4.134 MB / 2.24 GB, free: 0.6931 GB / 1.67 GB Notification: Performance of setup shared object (initialization): time 5.315e-05/5.394, allocations: 306.2 kB / 2.24 GB, free: 0.6928 GB / 1.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03906/5.434, allocations: 24.58 MB / 2.264 GB, free: 0.6862 GB / 1.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03853/5.472, allocations: 27.24 MB / 2.291 GB, free: 0.6768 GB / 1.67 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.07041/5.543, allocations: 44.85 MB / 2.334 GB, free: 0.6561 GB / 1.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.311e-05/5.543, allocations: 12 kB / 2.334 GB, free: 0.6561 GB / 1.67 GB Notification: Performance of matching and sorting (n=1404) (initialization): time 0.6404/6.183, allocations: 145.1 MB / 2.476 GB, free: 0.5151 GB / 1.67 GB Notification: Performance of prepare postOptimizeDAE: time 7.1e-05/6.183, allocations: 53.7 kB / 2.476 GB, free: 0.515 GB / 1.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.186e-05/6.183, allocations: 51.98 kB / 2.476 GB, free: 0.515 GB / 1.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6098/6.793, allocations: 124.6 MB / 2.598 GB, free: 402.8 MB / 1.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.018/6.811, allocations: 3.353 MB / 2.601 GB, free: 399.5 MB / 1.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1446/6.956, allocations: 86.52 MB / 2.686 GB, free: 312.5 MB / 1.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2196/7.175, allocations: 10.48 MB / 2.696 GB, free: 302 MB / 1.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007827/7.183, allocations: 1.64 MB / 2.697 GB, free: 300.4 MB / 1.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04523/7.228, allocations: 27.54 MB / 2.724 GB, free: 272.8 MB / 1.67 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03546/7.264, allocations: 26.69 MB / 2.75 GB, free: 245.1 MB / 1.67 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06253/7.327, allocations: 43.73 MB / 2.793 GB, free: 200.7 MB / 1.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.644e-05/7.327, allocations: 12 kB / 2.793 GB, free: 200.6 MB / 1.67 GB Notification: Performance of matching and sorting (n=1404) (initialization_lambda0): time 0.6204/7.947, allocations: 143 MB / 2.933 GB, free: 57.5 MB / 1.67 GB Notification: Performance of prepare postOptimizeDAE: time 6.672e-05/7.947, allocations: 57.69 kB / 2.933 GB, free: 57.44 MB / 1.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.896e-05/7.947, allocations: 48 kB / 2.933 GB, free: 57.39 MB / 1.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.259/9.206, allocations: 124.3 MB / 3.054 GB, free: 0.6828 GB / 1.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01724/9.223, allocations: 3.31 MB / 3.057 GB, free: 0.6828 GB / 1.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1719/9.395, allocations: 93.86 MB / 3.149 GB, free: 0.6301 GB / 1.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2188/9.614, allocations: 10.53 MB / 3.159 GB, free: 0.6198 GB / 1.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007326/9.621, allocations: 1.598 MB / 3.161 GB, free: 0.6183 GB / 1.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 207 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (948): * Single equations (assignments): 930 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 8 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 8 systems {1, 1, 1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(33,119), (33,119)} Notification: Performance of prepare postOptimizeDAE: time 0.009281/9.631, allocations: 0.7281 MB / 3.162 GB, free: 0.6176 GB / 1.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008687/9.639, allocations: 1.49 MB / 3.163 GB, free: 0.6169 GB / 1.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.237/9.877, allocations: 70.07 MB / 3.232 GB, free: 0.5488 GB / 1.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.248/10.12, allocations: 84.54 MB / 3.314 GB, free: 477.5 MB / 1.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0002339/10.12, allocations: 32 kB / 3.314 GB, free: 477.5 MB / 1.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2369/10.36, allocations: 83.43 MB / 3.396 GB, free: 394 MB / 1.67 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.463/10.82, allocations: 230.1 MB / 3.62 GB, free: 163.8 MB / 1.67 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001068/10.82, allocations: 0 / 3.62 GB, free: 163.8 MB / 1.67 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01248/10.84, allocations: 2.081 MB / 3.622 GB, free: 161.8 MB / 1.67 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.234/12.07, allocations: 147.6 MB / 3.766 GB, free: 0.6745 GB / 1.67 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005484/12.08, allocations: 0.8155 MB / 3.767 GB, free: 0.6745 GB / 1.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1615/12.24, allocations: 74.17 MB / 3.84 GB, free: 0.6581 GB / 1.67 GB Warning: The linear system: 1 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p 2 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p 3 : valNorth2[1].dp = valNorth2[2].port_a.p - valNorth2[1].port_b.p 4 : tabsNorth2[1].dp = valNorth2[1].port_b.p - tabsSouth1[1].port_b.p [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ tabsSouth1[1].port_b.p ; valNorth2[1].port_b.p ; valNorth2[2].port_a.p ; valNorth2[7].port_b.p ] = [ -tabsNorth2[7].dp ; -valNorth2[7].dp ; -valNorth2[1].dp ; -tabsNorth2[1].dp ] might be structurally or numerically singular for variable valNorth2[7].port_b.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse422 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[2].m_flow ; tabsSouth1[1].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p 2 : tabsNorth2[1].dp = valNorth2[1].port_b.p - tabsSouth1[1].port_b.p 3 : valNorth2[1].dp = valNorth2[2].port_a.p - valNorth2[1].port_b.p 4 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ valNorth2[7].port_b.p ; valNorth2[2].port_a.p ; valNorth2[1].port_b.p ; tabsSouth1[1].port_b.p ] = [ -tabsNorth2[7].dp ; -tabsNorth2[1].dp ; -valNorth2[1].dp ; -valNorth2[7].dp ] might be structurally or numerically singular for variable tabsSouth1[1].port_b.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse422 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 2 : valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 3 : valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 4 : tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ -tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow.SeedStateSetJac29 + tabsSouth1[3].m_flow.SeedStateSetJac29 + tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0 2 : spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1[3].m_flow.SeedStateSetJac29 - tabsSouth1[4].m_flow.SeedStateSetJac29 - tabsSouth2[1].m_flow.SeedStateSetJac29 - tabsSouth2[2].m_flow.SeedStateSetJac29 - tabsSouth2[3].m_flow.SeedStateSetJac29 - tabsSouth2[4].m_flow.SeedStateSetJac29 - tabsSouth2[5].m_flow.SeedStateSetJac29 - tabsSouth2[6].m_flow.SeedStateSetJac29 - tabsSouth2[7].m_flow.SeedStateSetJac29 - tabsSouth2[8].m_flow.SeedStateSetJac29 - tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth1[2].m_flow.SeedStateSetJac29 - tabsNorth1[3].m_flow.SeedStateSetJac29 - tabsNorth1[4].m_flow.SeedStateSetJac29 - tabsNorth2[1].m_flow.SeedStateSetJac29 - tabsNorth2[2].m_flow.SeedStateSetJac29 - tabsNorth2[3].m_flow.SeedStateSetJac29 - tabsNorth2[4].m_flow.SeedStateSetJac29 - tabsNorth2[5].m_flow.SeedStateSetJac29 - tabsNorth2[6].m_flow.SeedStateSetJac29 - tabsNorth2[8].m_flow.SeedStateSetJac29 - $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth2[7].m_flow.SeedStateSetJac29 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1[3].m_flow.SeedStateSetJac29) - tabsSouth1[4].m_flow.SeedStateSetJac29 ; tabsSouth1[3].m_flow.SeedStateSetJac29 + $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 2 : tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 3 : valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 4 : valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ -tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ; -valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow.SeedStateSetJac29 + tabsSouth1[3].m_flow.SeedStateSetJac29 + tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0 2 : spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1[3].m_flow.SeedStateSetJac29 - tabsSouth1[4].m_flow.SeedStateSetJac29 - tabsSouth2[1].m_flow.SeedStateSetJac29 - tabsSouth2[2].m_flow.SeedStateSetJac29 - tabsSouth2[3].m_flow.SeedStateSetJac29 - tabsSouth2[4].m_flow.SeedStateSetJac29 - tabsSouth2[5].m_flow.SeedStateSetJac29 - tabsSouth2[6].m_flow.SeedStateSetJac29 - tabsSouth2[7].m_flow.SeedStateSetJac29 - tabsSouth2[8].m_flow.SeedStateSetJac29 - tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth1[2].m_flow.SeedStateSetJac29 - tabsNorth1[3].m_flow.SeedStateSetJac29 - tabsNorth1[4].m_flow.SeedStateSetJac29 - tabsNorth2[1].m_flow.SeedStateSetJac29 - tabsNorth2[2].m_flow.SeedStateSetJac29 - tabsNorth2[3].m_flow.SeedStateSetJac29 - tabsNorth2[4].m_flow.SeedStateSetJac29 - tabsNorth2[5].m_flow.SeedStateSetJac29 - tabsNorth2[6].m_flow.SeedStateSetJac29 - tabsNorth2[8].m_flow.SeedStateSetJac29 - $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth2[7].m_flow.SeedStateSetJac29 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ; tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] = [ pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1[3].m_flow.SeedStateSetJac29) - tabsSouth1[4].m_flow.SeedStateSetJac29 ; tabsSouth1[3].m_flow.SeedStateSetJac29 + $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ] might be structurally or numerically singular for variable tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1207/12.36, allocations: 54.97 MB / 3.893 GB, free: 0.6329 GB / 1.67 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.5457/12.9, allocations: 178.9 MB / 4.068 GB, free: 0.4889 GB / 1.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.02402/12.93, allocations: 7.477 MB / 4.075 GB, free: 493.6 MB / 1.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.01026/12.94, allocations: 235.9 kB / 4.076 GB, free: 493.4 MB / 1.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1258/13.06, allocations: 5.113 MB / 4.081 GB, free: 488.2 MB / 1.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.008951/13.07, allocations: 1.147 MB / 4.082 GB, free: 487.1 MB / 1.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.005027/13.08, allocations: 0.8728 MB / 4.083 GB, free: 486.2 MB / 1.67 GB Notification: Performance of sorting global known variables: time 0.02126/13.1, allocations: 12.34 MB / 4.095 GB, free: 474 MB / 1.67 GB Notification: Performance of sort global known variables: time 4.31e-07/13.1, allocations: 0 / 4.095 GB, free: 474 MB / 1.67 GB Notification: Performance of remove unused functions: time 0.1757/13.28, allocations: 86.2 MB / 4.179 GB, free: 387.9 MB / 1.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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,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 (591): * Single equations (assignments): 568 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (not torn): 6 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 6 systems {1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(33,156), (1,1), (62,216)} Notification: Performance of Backend phase and start with SimCode phase: time 0.5154/13.79, allocations: 179.7 MB / 4.354 GB, free: 208.3 MB / 1.67 GB Notification: Performance of simCode: created initialization part: time 0.1648/13.96, allocations: 98.7 MB / 4.451 GB, free: 109.5 MB / 1.67 GB Notification: Performance of simCode: created event and clocks part: time 1.418e-05/13.96, allocations: 4 kB / 4.451 GB, free: 109.5 MB / 1.67 GB Notification: Performance of simCode: created simulation system equations: time 0.07824/14.03, allocations: 35.8 MB / 4.486 GB, free: 73.66 MB / 1.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.08134/14.12, allocations: 7.335 MB / 4.493 GB, free: 66.51 MB / 1.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 2.42/16.54, allocations: 485 MB / 4.966 GB, free: 395.5 MB / 1.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01895/16.56, allocations: 10.64 MB / 4.977 GB, free: 384.9 MB / 1.67 GB Notification: Performance of simCode: alias equations: time 0.03824/16.59, allocations: 8.438 MB / 4.985 GB, free: 376.6 MB / 1.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.02748/16.62, allocations: 11.11 MB / 4.996 GB, free: 365.5 MB / 1.67 GB Notification: Performance of SimCode: time 1.243e-06/16.62, allocations: 0 / 4.996 GB, free: 365.5 MB / 1.67 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 1.888/18.51, allocations: 0.9291 GB / 5.925 GB, free: 201.2 MB / 1.67 GB Notification: Performance of buildModelFMU: Generate platform static: time 115.1/133.6, allocations: 7.656 kB / 5.925 GB, free: 201.2 MB / 1.67 GB (rm -f Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic_res.mat --tempDir=temp_Buildings_9_Buildings_Fluid_Examples_FlowSystem_Basic_fmu --startTime=0 --stopTime=1000 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Fluid_Examples_FlowSystem_Basic.fmu > Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic_res.mat does not exist to compare? outputFormat=mat