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.UnbalancedStepUp.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 0.1922/0.1942, allocations: 80.83 MB / 0.6707 GB, free: 1.922 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02165/0.2159, allocations: 18.05 MB / 0.6884 GB, free: 15.81 MB / 0.5294 GB Notification: Performance of NFInst.instExpressions: time 0.01238/0.2283, allocations: 7.004 MB / 0.6952 GB, free: 8.785 MB / 0.5294 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002258/0.2307, allocations: 55.88 kB / 0.6953 GB, free: 8.73 MB / 0.5294 GB Notification: Performance of NFTyping.typeComponents: time 0.004223/0.235, allocations: 1.472 MB / 0.6967 GB, free: 7.254 MB / 0.5294 GB Notification: Performance of NFTyping.typeBindings: time 0.005478/0.2404, allocations: 1.428 MB / 0.6981 GB, free: 5.82 MB / 0.5294 GB Notification: Performance of NFTyping.typeClassSections: time 0.004404/0.2449, allocations: 1.285 MB / 0.6993 GB, free: 4.535 MB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.008257/0.2532, allocations: 5.371 MB / 0.7046 GB, free: 15.15 MB / 0.545 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01006/0.2633, allocations: 7.108 MB / 0.7115 GB, free: 7.926 MB / 0.545 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004806/0.2681, allocations: 2.345 MB / 0.7138 GB, free: 5.574 MB / 0.545 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006227/0.2744, allocations: 2.972 MB / 0.7167 GB, free: 2.594 MB / 0.545 GB Notification: Performance of NFPackage.collectConstants: time 0.001768/0.2762, allocations: 0.5156 MB / 0.7172 GB, free: 2.078 MB / 0.545 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003633/0.2799, allocations: 1.272 MB / 0.7185 GB, free: 0.8047 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.003292/0.2832, allocations: 2.195 MB / 0.7206 GB, free: 14.61 MB / 0.5606 GB Notification: Performance of NFVerifyModel.verify: time 0.005399/0.2886, allocations: 2.144 MB / 0.7227 GB, free: 12.45 MB / 0.5606 GB Notification: Performance of NFConvertDAE.convert: time 0.01107/0.2997, allocations: 7.713 MB / 0.7302 GB, free: 4.719 MB / 0.5606 GB Notification: Performance of FrontEnd - DAE generated: time 1.522e-05/0.2998, allocations: 0 / 0.7302 GB, free: 4.719 MB / 0.5606 GB Notification: Performance of FrontEnd: time 5.21e-06/0.2998, allocations: 0 / 0.7302 GB, free: 4.719 MB / 0.5606 GB Notification: Performance of Transformations before backend: time 0.0003891/0.3002, allocations: 4 kB / 0.7302 GB, free: 4.715 MB / 0.5606 GB 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 0.01308/0.3133, allocations: 3.799 MB / 0.734 GB, free: 0.8555 MB / 0.5606 GB Notification: Performance of prepare preOptimizeDAE: time 6.176e-05/0.3134, allocations: 16.02 kB / 0.734 GB, free: 0.8398 MB / 0.5606 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01334/0.3268, allocations: 2.329 MB / 0.7362 GB, free: 14.5 MB / 0.5762 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006252/0.3331, allocations: 2.186 MB / 0.7384 GB, free: 12.27 MB / 0.5762 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003666/0.3335, allocations: 275 kB / 0.7386 GB, free: 12 MB / 0.5762 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002191/0.3357, allocations: 344 kB / 0.739 GB, free: 11.66 MB / 0.5762 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02179/0.3575, allocations: 7.112 MB / 0.7459 GB, free: 4.453 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.000198/0.3577, allocations: 11.84 kB / 0.7459 GB, free: 4.441 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001714/0.3594, allocations: 148 kB / 0.7461 GB, free: 4.297 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006669/0.3601, allocations: 334.1 kB / 0.7464 GB, free: 3.969 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.5102/0.8704, allocations: 6.994 MB / 0.7532 GB, free: 68.65 MB / 0.5762 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04961/0.92, allocations: 20.8 MB / 0.7735 GB, free: 57.29 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0107/0.9308, allocations: 5.11 MB / 0.7785 GB, free: 53.82 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007181/0.938, allocations: 2.677 MB / 0.7811 GB, free: 52.48 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004666/0.9385, allocations: 132.1 kB / 0.7813 GB, free: 52.38 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 9.331e-05/0.9386, allocations: 64.8 kB / 0.7813 GB, free: 52.31 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=208): time 7.363e-06/0.9387, allocations: 1.25 kB / 0.7813 GB, free: 52.31 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 : transformer.conv2.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.conv2.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 0.0873/1.026, allocations: 27.44 MB / 0.8081 GB, free: 32.3 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.26e-05/1.026, allocations: 243.5 kB / 0.8083 GB, free: 32.01 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001844/1.028, allocations: 1.442 MB / 0.8098 GB, free: 30.56 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.000666/1.029, allocations: 69.7 kB / 0.8098 GB, free: 30.49 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006934/1.029, allocations: 1.484 MB / 0.8113 GB, free: 28.99 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009417/1.03, allocations: 0.9232 MB / 0.8122 GB, free: 28.08 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00108/1.031, allocations: 0.6284 MB / 0.8128 GB, free: 27.44 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 7.082e-05/1.031, allocations: 309.1 kB / 0.8131 GB, free: 27.14 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005205/1.037, allocations: 2.69 MB / 0.8157 GB, free: 24.44 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005452/1.042, allocations: 3.567 MB / 0.8192 GB, free: 20.49 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01132/1.053, allocations: 6.453 MB / 0.8255 GB, free: 13.64 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.212e-05/1.054, allocations: 12 kB / 0.8255 GB, free: 13.63 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.conv2.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.conv2.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 0.0259/1.079, allocations: 10.93 MB / 0.8362 GB, free: 2.598 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 5.469e-05/1.08, allocations: 16 kB / 0.8362 GB, free: 2.582 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.362e-05/1.08, allocations: 24 kB / 0.8362 GB, free: 2.559 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.019/1.099, allocations: 5.381 MB / 0.8415 GB, free: 13.16 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004611/1.103, allocations: 0.9906 MB / 0.8424 GB, free: 12.17 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04774/1.151, allocations: 28.18 MB / 0.87 GB, free: 15.55 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005232/1.156, allocations: 0.5497 MB / 0.8705 GB, free: 15 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006272/1.157, allocations: 159.9 kB / 0.8706 GB, free: 14.84 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009092/1.166, allocations: 3.991 MB / 0.8745 GB, free: 10.84 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007018/1.173, allocations: 3.532 MB / 0.878 GB, free: 6.938 MB / 0.6231 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0921/1.265, allocations: 24.83 MB / 0.9022 GB, free: 13.6 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.235e-05/1.265, allocations: 8 kB / 0.9023 GB, free: 13.59 MB / 0.6544 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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.conv2.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.conv2.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 0.02838/1.294, allocations: 10.5 MB / 0.9125 GB, free: 2.938 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 4.193e-05/1.294, allocations: 22.88 kB / 0.9125 GB, free: 2.918 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.573e-05/1.294, allocations: 24 kB / 0.9126 GB, free: 2.895 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01548/1.309, allocations: 4.216 MB / 0.9167 GB, free: 14.66 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005021/1.315, allocations: 1.033 MB / 0.9177 GB, free: 13.63 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03728/1.352, allocations: 27.02 MB / 0.9441 GB, free: 1.934 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005529/1.357, allocations: 0.5225 MB / 0.9446 GB, free: 1.41 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001098/1.359, allocations: 151.9 kB / 0.9447 GB, free: 1.262 MB / 0.6856 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.i1[2]) - line2.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.001723/1.36, allocations: 391.3 kB / 0.9451 GB, free: 0.8711 MB / 0.6856 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00109/1.361, allocations: 197.7 kB / 0.9453 GB, free: 0.6758 MB / 0.6856 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.conv2.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.conv2.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 postOpt wrapFunctionCalls (simulation): time 0.02771/1.389, allocations: 10.09 MB / 0.9551 GB, free: 6.508 MB / 0.7012 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.752e-05/1.389, allocations: 28 kB / 0.9552 GB, free: 6.48 MB / 0.7012 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.318e-05/1.389, allocations: 12 kB / 0.9552 GB, free: 6.469 MB / 0.7012 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.147e-05/1.389, allocations: 11.95 kB / 0.9552 GB, free: 6.457 MB / 0.7012 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 : transformer.conv2.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.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 : 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[2].v[1] ; line2.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ; line2.terminal_n.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] ; -transformer.conv2.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] ] might be structurally or numerically singular for variable line2.terminal_n.phase[2].v[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0411/1.431, allocations: 16.27 MB / 0.9711 GB, free: 6.02 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.186e-05/1.431, allocations: 12.95 kB / 0.9711 GB, free: 6.008 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003693/1.434, allocations: 0.7449 MB / 0.9718 GB, free: 5.262 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01843/1.453, allocations: 5.033 MB / 0.9767 GB, free: 220 kB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007793/1.454, allocations: 71.95 kB / 0.9768 GB, free: 148 kB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04174/1.495, allocations: 27.21 MB / 1.003 GB, free: 4.453 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.106e-05/1.495, allocations: 14.66 kB / 1.003 GB, free: 4.441 MB / 0.7481 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 : transformer.conv2.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.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 : 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[2].v[1] ; line2.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ; line2.terminal_n.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] ; -transformer.conv2.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] ] might be structurally or numerically singular for variable line2.terminal_n.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 0.02745/1.523, allocations: 10.1 MB / 1.013 GB, free: 10.09 MB / 0.7637 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002615/1.525, allocations: 0.7249 MB / 1.014 GB, free: 9.348 MB / 0.7637 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000665/1.526, allocations: 56 kB / 1.014 GB, free: 9.293 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00381/1.53, allocations: 0.4992 MB / 1.015 GB, free: 8.793 MB / 0.7637 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001069/1.531, allocations: 230.3 kB / 1.015 GB, free: 8.57 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000251/1.531, allocations: 87.95 kB / 1.015 GB, free: 8.484 MB / 0.7637 GB Notification: Performance of sorting global known variables: time 0.001627/1.533, allocations: 0.9777 MB / 1.016 GB, free: 7.504 MB / 0.7637 GB Notification: Performance of sort global known variables: time 1.6e-07/1.533, allocations: 0 / 1.016 GB, free: 7.504 MB / 0.7637 GB Notification: Performance of remove unused functions: time 0.008352/1.541, allocations: 1.811 MB / 1.018 GB, free: 5.695 MB / 0.7637 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 0.0006169/1.542, allocations: 190.6 kB / 1.018 GB, free: 5.5 MB / 0.7637 GB Notification: Performance of simCode: created initialization part: time 0.03296/1.575, allocations: 12.55 MB / 1.03 GB, free: 8.84 MB / 0.7794 GB Notification: Performance of simCode: created event and clocks part: time 1.501e-05/1.575, allocations: 0 / 1.03 GB, free: 8.84 MB / 0.7794 GB Notification: Performance of simCode: created simulation system equations: time 0.01296/1.588, allocations: 4.48 MB / 1.034 GB, free: 4.32 MB / 0.7794 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002728/1.591, allocations: 283.6 kB / 1.035 GB, free: 4.043 MB / 0.7794 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03281/1.624, allocations: 10.64 MB / 1.045 GB, free: 9.293 MB / 0.795 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004568/1.628, allocations: 2.873 MB / 1.048 GB, free: 6.383 MB / 0.795 GB Notification: Performance of simCode: alias equations: time 0.005255/1.633, allocations: 1.664 MB / 1.049 GB, free: 4.715 MB / 0.795 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007302/1.634, allocations: 171.3 kB / 1.05 GB, free: 4.547 MB / 0.795 GB Notification: Performance of SimCode: time 1.021e-06/1.634, allocations: 0 / 1.05 GB, free: 4.547 MB / 0.795 GB Notification: Performance of Templates: time 0.6341/2.268, allocations: 78.53 MB / 1.126 GB, free: 227.4 MB / 0.795 GB make -j1 -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)