Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 3.0.0/package.mo", uses=false) Using package Buildings with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 3.0.0/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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) Using package Modelica_StateGraph2 with version 2.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:257:38-257:110:writable] Warning: The file was not encoded in UTF-8: "

An important practical aspect of state machines is the abilit...". Defaulting to 7-bit ASCII with unknown characters replaced by '?'. To change encoding when loading a file: loadFile(encoding="ISO-XXXX-YY"). To change it in a package: add a file package.encoding at the top-level. Note: The Modelica Language Specification only allows files encoded in UTF-8. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:761:36-761:108:writable] Warning: The file was not encoded in UTF-8: "

The Modelica_StateGraph2 library is described in detail in (O...". Defaulting to 7-bit ASCII with unknown characters replaced by '?'. To change encoding when loading a file: loadFile(encoding="ISO-XXXX-YY"). To change it in a package: add a file package.encoding at the top-level. Note: The Modelica Language Specification only allows files encoded in UTF-8. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:1435:36-1435:108:writable] Warning: The file was not encoded in UTF-8: "

Main Authors:
SCode: time 0.4453/0.4476, allocations: 80.82 MB / 0.5905 GB, free: 22.34 MB / 446.1 MB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01727/0.4649, allocations: 18.06 MB / 0.6081 GB, free: 4.699 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.01224/0.4772, allocations: 6.991 MB / 0.6149 GB, free: 13.71 MB / 462.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002357/0.4797, allocations: 55.88 kB / 0.615 GB, free: 13.66 MB / 462.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003967/0.4837, allocations: 1.467 MB / 0.6164 GB, free: 12.18 MB / 462.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00445/0.4882, allocations: 1.439 MB / 0.6178 GB, free: 10.74 MB / 462.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003694/0.4919, allocations: 1.274 MB / 0.6191 GB, free: 9.465 MB / 462.1 MB Notification: Performance of NFFlatten.flatten: time 0.006521/0.4985, allocations: 5.375 MB / 0.6243 GB, free: 4.078 MB / 462.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.00871/0.5072, allocations: 7.245 MB / 0.6314 GB, free: 12.72 MB / 478.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.004185/0.5114, allocations: 2.341 MB / 0.6337 GB, free: 10.38 MB / 478.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004751/0.5162, allocations: 2.964 MB / 0.6366 GB, free: 7.402 MB / 478.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001266/0.5175, allocations: 0.5117 MB / 0.6371 GB, free: 6.891 MB / 478.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.003202/0.5207, allocations: 1.272 MB / 0.6383 GB, free: 5.617 MB / 478.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002866/0.5236, allocations: 2.199 MB / 0.6404 GB, free: 3.414 MB / 478.1 MB Notification: Performance of NFVerifyModel.verify: time 0.003359/0.527, allocations: 2.148 MB / 0.6425 GB, free: 1.258 MB / 478.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01036/0.5374, allocations: 7.666 MB / 0.65 GB, free: 9.57 MB / 494.1 MB Notification: Performance of FrontEnd - DAE generated: time 1.072e-05/0.5374, allocations: 0 / 0.65 GB, free: 9.57 MB / 494.1 MB Notification: Performance of FrontEnd: time 2.775e-06/0.5374, allocations: 0 / 0.65 GB, free: 9.57 MB / 494.1 MB Notification: Performance of Transformations before backend: time 0.0002783/0.5377, allocations: 0 / 0.65 GB, free: 9.57 MB / 494.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 991 * Number of variables: 991 Notification: Performance of Generate backend data structure: time 0.01256/0.5503, allocations: 3.811 MB / 0.6538 GB, free: 5.699 MB / 494.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.526e-05/0.5504, allocations: 8.031 kB / 0.6538 GB, free: 5.691 MB / 494.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01269/0.5631, allocations: 2.333 MB / 0.656 GB, free: 3.352 MB / 494.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005869/0.569, allocations: 2.166 MB / 0.6582 GB, free: 1.141 MB / 494.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002715/0.5693, allocations: 267.1 kB / 0.6584 GB, free: 0.8789 MB / 494.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001228/0.5705, allocations: 348 kB / 0.6587 GB, free: 0.5391 MB / 494.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01697/0.5875, allocations: 7.112 MB / 0.6657 GB, free: 9.328 MB / 0.4981 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.523e-05/0.5876, allocations: 3.938 kB / 0.6657 GB, free: 9.324 MB / 0.4981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004648/0.5881, allocations: 155.9 kB / 0.6658 GB, free: 9.172 MB / 0.4981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004753/0.5886, allocations: 334.1 kB / 0.6662 GB, free: 8.844 MB / 0.4981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01723/0.6058, allocations: 7.001 MB / 0.673 GB, free: 1.828 MB / 0.4981 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03869/0.6446, allocations: 20.96 MB / 0.6935 GB, free: 12.23 MB / 0.5294 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009365/0.654, allocations: 5.112 MB / 0.6985 GB, free: 6.805 MB / 0.5294 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006231/0.6603, allocations: 2.651 MB / 0.701 GB, free: 4.145 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002848/0.6606, allocations: 139 kB / 0.7012 GB, free: 3.992 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.386e-05/0.6607, allocations: 64.48 kB / 0.7012 GB, free: 3.918 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=208): time 1.265e-05/0.6607, allocations: 0 / 0.7012 GB, free: 3.918 MB / 0.5294 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 2 : transformer.conv1.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[1] 3 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 4 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[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.terminal_p.phase[1].v[1] ; line2.terminal_p.phase[2].v[1] ; line2.terminal_n.phase[2].v[1] ; line2.terminal_n.phase[1].v[1] ] = [ line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -transformer.conv1.terminal_p.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.terminal_n.phase[1].v[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 0.08979/0.7505, allocations: 27.44 MB / 0.728 GB, free: 8.34 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001479/0.7507, allocations: 239.6 kB / 0.7283 GB, free: 8.059 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002232/0.7529, allocations: 1.442 MB / 0.7297 GB, free: 6.609 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0005493/0.7535, allocations: 65.7 kB / 0.7297 GB, free: 6.539 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009719/0.7544, allocations: 1.486 MB / 0.7312 GB, free: 5.031 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.001026/0.7555, allocations: 0.9204 MB / 0.7321 GB, free: 4.098 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001106/0.7566, allocations: 0.6357 MB / 0.7327 GB, free: 3.453 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 0.0001245/0.7567, allocations: 305.1 kB / 0.733 GB, free: 3.152 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00583/0.7626, allocations: 2.69 MB / 0.7356 GB, free: 464 kB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006618/0.7692, allocations: 3.579 MB / 0.7391 GB, free: 12.5 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0128/0.782, allocations: 6.441 MB / 0.7454 GB, free: 5.656 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.832e-05/0.7821, allocations: 8 kB / 0.7454 GB, free: 5.648 MB / 0.5762 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 2 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[1] 3 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 4 : transformer.conv1.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[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.terminal_n.phase[1].v[1] ; line2.terminal_n.phase[2].v[1] ; line2.terminal_p.phase[2].v[1] ; line2.terminal_p.phase[1].v[1] ] = [ line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -loadRL.load1.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -transformer.conv1.terminal_p.v[1] ] might be structurally or numerically singular for variable line2.terminal_p.phase[1].v[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 0.3964/1.178, allocations: 10.89 MB / 0.7561 GB, free: 140.7 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 4.961e-05/1.179, allocations: 18.28 kB / 0.7561 GB, free: 140.7 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.519e-05/1.179, allocations: 26.38 kB / 0.7561 GB, free: 140.7 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02024/1.199, allocations: 5.425 MB / 0.7614 GB, free: 140.1 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00442/1.203, allocations: 0.9858 MB / 0.7624 GB, free: 140 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03598/1.239, allocations: 28.12 MB / 0.7898 GB, free: 119 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004239/1.244, allocations: 0.5477 MB / 0.7904 GB, free: 118.5 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004108/1.244, allocations: 155.9 kB / 0.7905 GB, free: 118.3 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007184/1.251, allocations: 3.988 MB / 0.7944 GB, free: 114.3 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005898/1.257, allocations: 3.54 MB / 0.7979 GB, free: 110.4 MB / 0.5762 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08025/1.337, allocations: 24.85 MB / 0.8221 GB, free: 85.04 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.411e-05/1.338, allocations: 8 kB / 0.8221 GB, free: 85.03 MB / 0.5762 GB Warning: The linear system: 1 : transformer.conv3.terminal_p.v[2] = line2.terminal_n.phase[3].v[2] - line2.terminal_n.phase[1].v[2] 2 : line2.terminal_n.phase[1].v[2] - line2.terminal_p.phase[1].v[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] 3 : loadRL.load3.v[2] = line2.terminal_p.phase[3].v[2] - line2.terminal_p.phase[1].v[2] 4 : line2.terminal_n.phase[3].v[2] - line2.terminal_p.phase[3].v[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] [ -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.terminal_n.phase[3].v[2] ; line2.terminal_p.phase[3].v[2] ; line2.terminal_p.phase[1].v[2] ; line2.terminal_n.phase[1].v[2] ] = [ -transformer.conv3.terminal_p.v[2] ; line2.Z13[1] * line2.i3[2] + line2.Z11[2] * line2.i1[1] + line2.Z11[1] * line2.i1[2] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[2] * line2.i3[1] ; -loadRL.load3.v[2] ; line2.Z33[1] * line2.i3[2] + line2.Z31[2] * line2.i1[1] + line2.Z31[1] * line2.i1[2] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[2] * line2.i3[1] ] might be structurally or numerically singular for variable line2.terminal_n.phase[1].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[1] 2 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 3 : transformer.conv1.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[1] 4 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[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.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ; line2.terminal_n.phase[2].v[1] ; line2.terminal_p.phase[2].v[1] ] = [ -loadRL.load1.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -transformer.conv1.terminal_p.v[1] ; line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ] might be structurally or numerically singular for variable line2.terminal_p.phase[2].v[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 0.02249/1.36, allocations: 10.5 MB / 0.8324 GB, free: 74.48 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 3.158e-05/1.36, allocations: 16 kB / 0.8324 GB, free: 74.46 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.533e-05/1.36, allocations: 28 kB / 0.8324 GB, free: 74.43 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01357/1.374, allocations: 4.228 MB / 0.8366 GB, free: 70.2 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004284/1.378, allocations: 1.037 MB / 0.8376 GB, free: 69.16 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02806/1.406, allocations: 26.93 MB / 0.8639 GB, free: 41.59 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004201/1.41, allocations: 0.5301 MB / 0.8644 GB, free: 41.06 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003997/1.411, allocations: 156 kB / 0.8645 GB, free: 40.91 MB / 0.5762 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.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[1] - line2.i3[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 0.000979/1.412, allocations: 394.9 kB / 0.8649 GB, free: 40.53 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005919/1.412, allocations: 201.6 kB / 0.8651 GB, free: 40.33 MB / 0.5762 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 2 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[1] 3 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 4 : transformer.conv1.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[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.terminal_n.phase[1].v[1] ; line2.terminal_n.phase[2].v[1] ; line2.terminal_p.phase[2].v[1] ; line2.terminal_p.phase[1].v[1] ] = [ line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -loadRL.load1.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -transformer.conv1.terminal_p.v[1] ] might be structurally or numerically singular for variable line2.terminal_p.phase[1].v[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02313/1.435, allocations: 10.09 MB / 0.875 GB, free: 30.16 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.485e-05/1.436, allocations: 31.94 kB / 0.875 GB, free: 30.13 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.093e-05/1.436, allocations: 12 kB / 0.875 GB, free: 30.12 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.081e-05/1.436, allocations: 15.94 kB / 0.875 GB, free: 30.1 MB / 0.5762 GB Warning: The linear system: 1 : transformer.conv1.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[1] 2 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 3 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[1] 4 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[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.terminal_n.phase[2].v[1] ; line2.terminal_p.phase[2].v[1] ; line2.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ] = [ -transformer.conv1.terminal_p.v[1] ; line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -loadRL.load1.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ] might be structurally or numerically singular for variable line2.terminal_n.phase[1].v[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03288/1.469, allocations: 16.27 MB / 0.8909 GB, free: 13.68 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.675e-05/1.469, allocations: 4 kB / 0.8909 GB, free: 13.67 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003259/1.472, allocations: 0.7375 MB / 0.8916 GB, free: 12.93 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01712/1.489, allocations: 5.059 MB / 0.8966 GB, free: 7.863 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008544/1.49, allocations: 71.95 kB / 0.8967 GB, free: 7.793 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04165/1.532, allocations: 27.22 MB / 0.9232 GB, free: 12.1 MB / 0.6075 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.436e-05/1.532, allocations: 11.94 kB / 0.9232 GB, free: 12.09 MB / 0.6075 GB Warning: The linear system: 1 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 2 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[1] 3 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 4 : transformer.conv1.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[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.terminal_n.phase[2].v[1] ; line2.terminal_n.phase[1].v[1] ; line2.terminal_p.phase[1].v[1] ; line2.terminal_p.phase[2].v[1] ] = [ line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -loadRL.load1.v[1] ; line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -transformer.conv1.terminal_p.v[1] ] might be structurally or numerically singular for variable line2.terminal_p.phase[2].v[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02731/1.559, allocations: 10.07 MB / 0.9331 GB, free: 1.77 MB / 0.6075 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002275/1.561, allocations: 0.7319 MB / 0.9338 GB, free: 1.02 MB / 0.6075 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009253/1.562, allocations: 52 kB / 0.9338 GB, free: 0.9688 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00423/1.566, allocations: 0.4953 MB / 0.9343 GB, free: 484 kB / 0.6075 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00121/1.568, allocations: 230.3 kB / 0.9345 GB, free: 256 kB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002946/1.568, allocations: 87.95 kB / 0.9346 GB, free: 168 kB / 0.6075 GB Notification: Performance of sorting global known variables: time 0.001588/1.57, allocations: 0.9816 MB / 0.9356 GB, free: 15.18 MB / 0.6231 GB Notification: Performance of sort global known variables: time 1.4e-07/1.57, allocations: 0 / 0.9356 GB, free: 15.18 MB / 0.6231 GB Notification: Performance of remove unused functions: time 0.007388/1.577, allocations: 1.809 MB / 0.9374 GB, free: 13.37 MB / 0.6231 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 {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.00054/1.578, allocations: 178.2 kB / 0.9375 GB, free: 13.19 MB / 0.6231 GB Notification: Performance of simCode: created initialization part: time 0.03442/1.612, allocations: 14.74 MB / 0.9519 GB, free: 14.36 MB / 0.6387 GB Notification: Performance of simCode: created event and clocks part: time 1.56e-05/1.612, allocations: 0 / 0.9519 GB, free: 14.36 MB / 0.6387 GB Notification: Performance of simCode: created simulation system equations: time 0.01126/1.623, allocations: 4.486 MB / 0.9563 GB, free: 9.84 MB / 0.6387 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002552/1.626, allocations: 293.3 kB / 0.9566 GB, free: 9.562 MB / 0.6387 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03332/1.659, allocations: 10.9 MB / 0.9672 GB, free: 14.56 MB / 0.6544 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003881/1.663, allocations: 2.88 MB / 0.97 GB, free: 11.64 MB / 0.6544 GB Notification: Performance of simCode: alias equations: time 0.005887/1.669, allocations: 1.676 MB / 0.9717 GB, free: 9.965 MB / 0.6544 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007159/1.67, allocations: 167.3 kB / 0.9718 GB, free: 9.801 MB / 0.6544 GB Notification: Performance of SimCode: time 1.953e-06/1.67, allocations: 0 / 0.9718 GB, free: 9.801 MB / 0.6544 GB Notification: Performance of Templates: time 0.4166/2.086, allocations: 77.26 MB / 1.047 GB, free: 221.1 MB / 0.6856 GB make -j1 -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)