Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.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 0.00133/0.00133, allocations: 110.5 kB / 17.6 MB, free: 4.703 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 0.001314/0.001314, allocations: 186.7 kB / 20.78 MB, free: 1.547 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 1.456/1.456, allocations: 225.6 MB / 249.4 MB, free: 3.168 MB / 190.1 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 2.736/2.736, allocations: 476.7 MB / 0.7628 GB, free: 15.21 MB / 0.6075 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.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.001924/0.001924, allocations: 67.89 kB / 1.107 GB, free: 4.508 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.107/1.109, allocations: 168.7 MB / 1.272 GB, free: 7.918 MB / 0.9981 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02357/1.132, allocations: 19.27 MB / 1.291 GB, free: 11.42 MB / 1.014 GB Notification: Performance of NFInst.instExpressions: time 0.01473/1.147, allocations: 7.043 MB / 1.298 GB, free: 6.699 MB / 1.014 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002336/1.15, allocations: 56.94 kB / 1.298 GB, free: 6.691 MB / 1.014 GB Notification: Performance of NFTyping.typeComponents: time 0.00486/1.154, allocations: 1.527 MB / 1.299 GB, free: 5.832 MB / 1.014 GB Notification: Performance of NFTyping.typeBindings: time 0.005304/1.16, allocations: 1.456 MB / 1.301 GB, free: 5.012 MB / 1.014 GB Notification: Performance of NFTyping.typeClassSections: time 0.004331/1.164, allocations: 1.299 MB / 1.302 GB, free: 4.301 MB / 1.014 GB Notification: Performance of NFFlatten.flatten: time 0.009115/1.173, allocations: 5.469 MB / 1.307 GB, free: 1.992 MB / 1.014 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007746/1.181, allocations: 3.311 MB / 1.311 GB, free: 296 kB / 1.014 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005202/1.186, allocations: 2.383 MB / 1.313 GB, free: 15.21 MB / 1.029 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006803/1.193, allocations: 3.163 MB / 1.316 GB, free: 13.97 MB / 1.029 GB Notification: Performance of NFPackage.collectConstants: time 0.002181/1.195, allocations: 0.5137 MB / 1.316 GB, free: 13.97 MB / 1.029 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00511/1.2, allocations: 1.29 MB / 1.318 GB, free: 13.7 MB / 1.029 GB Notification: Performance of NFScalarize.scalarize: time 0.005692/1.206, allocations: 2.317 MB / 1.32 GB, free: 12.77 MB / 1.029 GB Notification: Performance of NFVerifyModel.verify: time 0.007105/1.213, allocations: 2.184 MB / 1.322 GB, free: 11.36 MB / 1.029 GB Notification: Performance of NFConvertDAE.convert: time 0.01479/1.228, allocations: 7.803 MB / 1.33 GB, free: 8.93 MB / 1.029 GB Notification: Performance of FrontEnd - DAE generated: time 5.37e-06/1.228, allocations: 0 / 1.33 GB, free: 8.93 MB / 1.029 GB Notification: Performance of FrontEnd: time 1.493e-06/1.228, allocations: 0 / 1.33 GB, free: 8.93 MB / 1.029 GB Notification: Performance of Transformations before backend: time 0.0003334/1.228, allocations: 1.469 kB / 1.33 GB, free: 8.93 MB / 1.029 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.01343/1.242, allocations: 3.917 MB / 1.334 GB, free: 6.344 MB / 1.029 GB Notification: Performance of prepare preOptimizeDAE: time 4.088e-05/1.242, allocations: 8.469 kB / 1.334 GB, free: 6.344 MB / 1.029 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01361/1.255, allocations: 2.444 MB / 1.336 GB, free: 5.16 MB / 1.029 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006762/1.262, allocations: 2.186 MB / 1.338 GB, free: 3.793 MB / 1.029 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000339/1.262, allocations: 267.8 kB / 1.338 GB, free: 3.672 MB / 1.029 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002083/1.264, allocations: 358.6 kB / 1.339 GB, free: 3.547 MB / 1.029 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01961/1.284, allocations: 7.161 MB / 1.346 GB, free: 15.46 MB / 1.045 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.213e-05/1.284, allocations: 2.625 kB / 1.346 GB, free: 15.46 MB / 1.045 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005806/1.285, allocations: 151.5 kB / 1.346 GB, free: 15.34 MB / 1.045 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005023/1.285, allocations: 333.6 kB / 1.346 GB, free: 15.25 MB / 1.045 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01771/1.303, allocations: 7.048 MB / 1.353 GB, free: 11.7 MB / 1.045 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 0.04257/1.345, allocations: 26.59 MB / 1.379 GB, free: 4.684 MB / 1.061 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009486/1.355, allocations: 4.867 MB / 1.384 GB, free: 15.91 MB / 1.076 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006429/1.361, allocations: 2.538 MB / 1.386 GB, free: 13.35 MB / 1.076 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003111/1.362, allocations: 127 kB / 1.386 GB, free: 13.2 MB / 1.076 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.13e-05/1.362, allocations: 72.48 kB / 1.386 GB, free: 13.12 MB / 1.076 GB Notification: Performance of pre-optimization done (n=208): time 4.178e-06/1.362, allocations: 0 / 1.386 GB, free: 13.12 MB / 1.076 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 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 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1089/1.471, allocations: 31.09 MB / 1.417 GB, free: 13.97 MB / 1.107 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001861/1.471, allocations: 243.6 kB / 1.417 GB, free: 13.68 MB / 1.107 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002511/1.473, allocations: 1.469 MB / 1.418 GB, free: 12.2 MB / 1.107 GB Notification: Performance of collectPreVariables (initialization): time 0.0005818/1.474, allocations: 69.7 kB / 1.419 GB, free: 12.13 MB / 1.107 GB Notification: Performance of collectInitialEqns (initialization): time 0.001244/1.475, allocations: 1.55 MB / 1.42 GB, free: 10.56 MB / 1.107 GB Notification: Performance of collectInitialBindings (initialization): time 0.001354/1.476, allocations: 0.9644 MB / 1.421 GB, free: 9.59 MB / 1.107 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001308/1.478, allocations: 0.6321 MB / 1.422 GB, free: 8.949 MB / 1.107 GB Notification: Performance of setup shared object (initialization): time 0.0001443/1.478, allocations: 309.1 kB / 1.422 GB, free: 8.645 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006249/1.484, allocations: 2.694 MB / 1.425 GB, free: 5.941 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007288/1.491, allocations: 3.567 MB / 1.428 GB, free: 1.996 MB / 1.107 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01377/1.505, allocations: 6.406 MB / 1.434 GB, free: 11.19 MB / 1.123 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.408e-05/1.505, allocations: 8 kB / 1.434 GB, free: 11.18 MB / 1.123 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 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 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.03017/1.535, allocations: 10.95 MB / 1.445 GB, free: 136 kB / 1.123 GB Notification: Performance of prepare postOptimizeDAE: time 5.407e-05/1.536, allocations: 16 kB / 1.445 GB, free: 120 kB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.211e-05/1.536, allocations: 28 kB / 1.445 GB, free: 92 kB / 1.123 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02023/1.556, allocations: 5.536 MB / 1.45 GB, free: 10.53 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00465/1.56, allocations: 0.9984 MB / 1.451 GB, free: 9.531 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04502/1.605, allocations: 28.22 MB / 1.479 GB, free: 12.86 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004841/1.61, allocations: 0.5694 MB / 1.48 GB, free: 12.29 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006331/1.611, allocations: 159.9 kB / 1.48 GB, free: 12.13 MB / 1.17 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009372/1.62, allocations: 3.986 MB / 1.484 GB, free: 8.137 MB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007106/1.627, allocations: 3.528 MB / 1.487 GB, free: 4.23 MB / 1.17 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08974/1.717, allocations: 24.62 MB / 1.511 GB, free: 11.1 MB / 1.201 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.963e-05/1.717, allocations: 4 kB / 1.511 GB, free: 11.09 MB / 1.201 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 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 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 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 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02851/1.746, allocations: 10.47 MB / 1.521 GB, free: 492 kB / 1.201 GB Notification: Performance of prepare postOptimizeDAE: time 3.762e-05/1.746, allocations: 16 kB / 1.521 GB, free: 476 kB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.862e-05/1.746, allocations: 27.94 kB / 1.521 GB, free: 448 kB / 1.201 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01588/1.762, allocations: 4.33 MB / 1.526 GB, free: 12.09 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005782/1.767, allocations: 1.041 MB / 1.527 GB, free: 11.05 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03904/1.806, allocations: 27.14 MB / 1.553 GB, free: 15.18 MB / 1.248 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004992/1.811, allocations: 0.5576 MB / 1.554 GB, free: 14.62 MB / 1.248 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005565/1.812, allocations: 155.9 kB / 1.554 GB, free: 14.46 MB / 1.248 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.00104/1.813, allocations: 395.3 kB / 1.554 GB, free: 14.07 MB / 1.248 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006297/1.814, allocations: 214.7 kB / 1.554 GB, free: 13.86 MB / 1.248 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 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 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02737/1.841, allocations: 10.09 MB / 1.564 GB, free: 3.695 MB / 1.248 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.754e-05/1.841, allocations: 31.94 kB / 1.564 GB, free: 3.664 MB / 1.248 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.585e-05/1.841, allocations: 12 kB / 1.564 GB, free: 3.652 MB / 1.248 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.184e-05/1.841, allocations: 15.95 kB / 1.564 GB, free: 3.637 MB / 1.248 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -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 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04146/1.883, allocations: 16.19 MB / 1.58 GB, free: 3.199 MB / 1.264 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.318e-05/1.883, allocations: 11.94 kB / 1.58 GB, free: 3.188 MB / 1.264 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003746/1.886, allocations: 0.7336 MB / 1.581 GB, free: 2.453 MB / 1.264 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01972/1.906, allocations: 5.173 MB / 1.586 GB, free: 13.26 MB / 1.279 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008772/1.907, allocations: 75.95 kB / 1.586 GB, free: 13.19 MB / 1.279 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04373/1.951, allocations: 27.26 MB / 1.613 GB, free: 1.43 MB / 1.295 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.431e-05/1.951, allocations: 15.97 kB / 1.613 GB, free: 1.414 MB / 1.295 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 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 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02787/1.979, allocations: 10.02 MB / 1.622 GB, free: 7.141 MB / 1.311 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002612/1.981, allocations: 0.7415 MB / 1.623 GB, free: 6.379 MB / 1.311 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006063/1.982, allocations: 55.98 kB / 1.623 GB, free: 6.324 MB / 1.311 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003707/1.986, allocations: 0.507 MB / 1.624 GB, free: 5.816 MB / 1.311 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008911/1.986, allocations: 226.4 kB / 1.624 GB, free: 5.594 MB / 1.311 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002731/1.987, allocations: 91.95 kB / 1.624 GB, free: 5.504 MB / 1.311 GB Notification: Performance of sorting global known variables: time 0.001758/1.989, allocations: 0.9972 MB / 1.625 GB, free: 4.504 MB / 1.311 GB Notification: Performance of sort global known variables: time 1.11e-07/1.989, allocations: 0 / 1.625 GB, free: 4.504 MB / 1.311 GB Notification: Performance of remove unused functions: time 0.007975/1.996, allocations: 1.855 MB / 1.627 GB, free: 2.648 MB / 1.311 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005819/1.997, allocations: 181.3 kB / 1.627 GB, free: 2.465 MB / 1.311 GB Notification: Performance of simCode: created initialization part: time 0.03136/2.028, allocations: 12.02 MB / 1.639 GB, free: 6.332 MB / 1.326 GB Notification: Performance of simCode: created event and clocks part: time 1.864e-05/2.028, allocations: 0.875 kB / 1.639 GB, free: 6.332 MB / 1.326 GB Notification: Performance of simCode: created simulation system equations: time 0.01191/2.04, allocations: 4.269 MB / 1.643 GB, free: 2.02 MB / 1.326 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003792/2.044, allocations: 284 kB / 1.643 GB, free: 1.746 MB / 1.326 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02762/2.072, allocations: 9.7 MB / 1.653 GB, free: 7.914 MB / 1.342 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004221/2.076, allocations: 2.842 MB / 1.655 GB, free: 5.039 MB / 1.342 GB Notification: Performance of simCode: alias equations: time 0.004994/2.081, allocations: 1.657 MB / 1.657 GB, free: 3.379 MB / 1.342 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006966/2.082, allocations: 175.3 kB / 1.657 GB, free: 3.207 MB / 1.342 GB Notification: Performance of SimCode: time 1.322e-06/2.082, allocations: 0 / 1.657 GB, free: 3.207 MB / 1.342 GB Notification: Performance of Templates: time 0.1515/2.233, allocations: 81.9 MB / 1.737 GB, free: 1.441 MB / 1.42 GB " [Timeout remaining time 298] make -j1 -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 400] [Calling os._exit(0), Time elapsed: 11.92683940846473]