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 0.1917/0.1939, allocations: 80.82 MB / 0.6707 GB, free: 4.473 MB / 0.5137 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02332/0.2173, allocations: 18.06 MB / 0.6884 GB, free: 2.34 MB / 0.5294 GB Notification: Performance of NFInst.instExpressions: time 0.428/0.6453, allocations: 6.987 MB / 0.6952 GB, free: 9.941 MB / 0.5294 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002562/0.648, allocations: 61.28 kB / 0.6952 GB, free: 9.941 MB / 0.5294 GB Notification: Performance of NFTyping.typeComponents: time 0.005005/0.653, allocations: 1.468 MB / 0.6967 GB, free: 9.914 MB / 0.5294 GB Notification: Performance of NFTyping.typeBindings: time 0.005309/0.6584, allocations: 1.428 MB / 0.6981 GB, free: 9.785 MB / 0.5294 GB Notification: Performance of NFTyping.typeClassSections: time 0.005626/0.6641, allocations: 1.289 MB / 0.6993 GB, free: 9.688 MB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.01008/0.6742, allocations: 5.366 MB / 0.7046 GB, free: 9.23 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0154/0.6896, allocations: 7.12 MB / 0.7115 GB, free: 6.992 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005487/0.6952, allocations: 2.343 MB / 0.7138 GB, free: 6.07 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006036/0.7012, allocations: 2.977 MB / 0.7167 GB, free: 5.043 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.002434/0.7037, allocations: 0.5126 MB / 0.7172 GB, free: 5.043 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005341/0.7091, allocations: 1.274 MB / 0.7185 GB, free: 4.859 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.005528/0.7146, allocations: 2.197 MB / 0.7206 GB, free: 4.031 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.01007/0.7247, allocations: 2.145 MB / 0.7227 GB, free: 2.633 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.01851/0.7433, allocations: 7.705 MB / 0.7302 GB, free: 14.6 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 8.355e-06/0.7434, allocations: 0 / 0.7302 GB, free: 14.6 MB / 0.545 GB Notification: Performance of FrontEnd: time 2.405e-06/0.7434, allocations: 0 / 0.7302 GB, free: 14.6 MB / 0.545 GB Notification: Performance of Transformations before backend: time 0.0004095/0.7438, allocations: 4 kB / 0.7302 GB, free: 14.59 MB / 0.545 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 0.0185/0.7623, allocations: 3.808 MB / 0.734 GB, free: 12.07 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 5.721e-05/0.7624, allocations: 14.12 kB / 0.734 GB, free: 12.07 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01471/0.7771, allocations: 2.333 MB / 0.7362 GB, free: 10.94 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007/0.7841, allocations: 2.179 MB / 0.7384 GB, free: 9.598 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003131/0.7845, allocations: 271.5 kB / 0.7386 GB, free: 9.484 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00222/0.7867, allocations: 345.2 kB / 0.739 GB, free: 9.379 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0214/0.8081, allocations: 7.118 MB / 0.7459 GB, free: 4.605 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001141/0.8083, allocations: 3.938 kB / 0.7459 GB, free: 4.602 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008797/0.8092, allocations: 149.5 kB / 0.7461 GB, free: 4.465 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005538/0.8097, allocations: 334.1 kB / 0.7464 GB, free: 4.137 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02143/0.8312, allocations: 6.997 MB / 0.7532 GB, free: 13.13 MB / 0.5606 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04065/0.8719, allocations: 20.8 MB / 0.7735 GB, free: 7.84 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009012/0.8809, allocations: 5.107 MB / 0.7785 GB, free: 2.434 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006665/0.8876, allocations: 2.679 MB / 0.7811 GB, free: 15.74 MB / 0.5919 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004101/0.8881, allocations: 134.1 kB / 0.7813 GB, free: 15.6 MB / 0.5919 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.742e-05/0.8882, allocations: 60.5 kB / 0.7813 GB, free: 15.53 MB / 0.5919 GB Notification: Performance of pre-optimization done (n=208): time 6.071e-06/0.8882, allocations: 0 / 0.7813 GB, free: 15.53 MB / 0.5919 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 0.09534/0.9835, allocations: 27.46 MB / 0.8081 GB, free: 3.992 MB / 0.6075 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001899/0.9838, allocations: 231.6 kB / 0.8083 GB, free: 3.715 MB / 0.6075 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003084/0.9869, allocations: 1.449 MB / 0.8098 GB, free: 2.258 MB / 0.6075 GB Notification: Performance of collectPreVariables (initialization): time 0.0011/0.988, allocations: 69.7 kB / 0.8098 GB, free: 2.184 MB / 0.6075 GB Notification: Performance of collectInitialEqns (initialization): time 0.001642/0.9897, allocations: 1.48 MB / 0.8113 GB, free: 0.6914 MB / 0.6075 GB Notification: Performance of collectInitialBindings (initialization): time 0.002083/0.9918, allocations: 0.9176 MB / 0.8122 GB, free: 15.78 MB / 0.6231 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0016/0.9934, allocations: 0.6396 MB / 0.8128 GB, free: 15.13 MB / 0.6231 GB Notification: Performance of setup shared object (initialization): time 0.0001396/0.9935, allocations: 301.1 kB / 0.8131 GB, free: 14.83 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006377/0.9999, allocations: 2.694 MB / 0.8157 GB, free: 12.13 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007384/1.007, allocations: 3.576 MB / 0.8192 GB, free: 8.176 MB / 0.6231 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01425/1.022, allocations: 6.448 MB / 0.8255 GB, free: 1.34 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.417e-05/1.022, allocations: 8 kB / 0.8255 GB, free: 1.332 MB / 0.6231 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 0.031/1.053, allocations: 10.89 MB / 0.8361 GB, free: 6.332 MB / 0.6387 GB Notification: Performance of prepare postOptimizeDAE: time 7.916e-05/1.053, allocations: 17.56 kB / 0.8362 GB, free: 6.316 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.996e-05/1.053, allocations: 28 kB / 0.8362 GB, free: 6.289 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02028/1.073, allocations: 5.406 MB / 0.8415 GB, free: 0.8711 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004678/1.078, allocations: 0.9867 MB / 0.8424 GB, free: 15.88 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04603/1.124, allocations: 28.11 MB / 0.8699 GB, free: 3.332 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005432/1.13, allocations: 0.5458 MB / 0.8704 GB, free: 2.785 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008076/1.13, allocations: 155.9 kB / 0.8706 GB, free: 2.633 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009984/1.14, allocations: 3.994 MB / 0.8745 GB, free: 14.63 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007187/1.148, allocations: 3.535 MB / 0.8779 GB, free: 10.72 MB / 0.6856 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09008/1.238, allocations: 24.84 MB / 0.9022 GB, free: 1.387 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.667e-05/1.238, allocations: 8 kB / 0.9022 GB, free: 1.379 MB / 0.7012 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 0.02702/1.265, allocations: 10.5 MB / 0.9124 GB, free: 6.727 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 4.11e-05/1.265, allocations: 16 kB / 0.9124 GB, free: 6.711 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.976e-05/1.265, allocations: 24 kB / 0.9125 GB, free: 6.688 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01515/1.28, allocations: 4.214 MB / 0.9166 GB, free: 2.457 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004838/1.285, allocations: 1.03 MB / 0.9176 GB, free: 1.426 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03803/1.323, allocations: 26.94 MB / 0.9439 GB, free: 5.812 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004929/1.328, allocations: 0.5268 MB / 0.9444 GB, free: 5.285 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007953/1.329, allocations: 152 kB / 0.9446 GB, free: 5.137 MB / 0.7481 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 0.001162/1.33, allocations: 400.4 kB / 0.9449 GB, free: 4.738 MB / 0.7481 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007764/1.331, allocations: 201.5 kB / 0.9451 GB, free: 4.539 MB / 0.7481 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 0.02722/1.358, allocations: 10.09 MB / 0.955 GB, free: 10.36 MB / 0.7637 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.823e-05/1.358, allocations: 28 kB / 0.955 GB, free: 10.34 MB / 0.7637 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.792e-05/1.358, allocations: 19.94 kB / 0.955 GB, free: 10.32 MB / 0.7637 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.938e-05/1.358, allocations: 19.94 kB / 0.9551 GB, free: 10.3 MB / 0.7637 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 0.04045/1.399, allocations: 16.22 MB / 0.9709 GB, free: 9.922 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.143e-05/1.399, allocations: 8 kB / 0.9709 GB, free: 9.914 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003669/1.403, allocations: 0.7335 MB / 0.9716 GB, free: 9.18 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01863/1.421, allocations: 5.037 MB / 0.9765 GB, free: 4.117 MB / 0.7794 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000834/1.422, allocations: 79.95 kB / 0.9766 GB, free: 4.039 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.4936/1.916, allocations: 27.18 MB / 1.003 GB, free: 259.5 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.193e-06/1.916, allocations: 11.91 kB / 1.003 GB, free: 259.5 MB / 0.795 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 0.02694/1.943, allocations: 10.08 MB / 1.013 GB, free: 258.4 MB / 0.795 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002754/1.945, allocations: 0.7317 MB / 1.014 GB, free: 258.3 MB / 0.795 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008397/1.946, allocations: 52.83 kB / 1.014 GB, free: 258.3 MB / 0.795 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004198/1.951, allocations: 0.4948 MB / 1.014 GB, free: 258.3 MB / 0.795 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009735/1.952, allocations: 230.9 kB / 1.014 GB, free: 258.3 MB / 0.795 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000317/1.952, allocations: 92.02 kB / 1.015 GB, free: 258.3 MB / 0.795 GB Notification: Performance of sorting global known variables: time 0.001851/1.954, allocations: 0.9779 MB / 1.016 GB, free: 258.2 MB / 0.795 GB Notification: Performance of sort global known variables: time 2.8e-07/1.954, allocations: 0 / 1.016 GB, free: 258.2 MB / 0.795 GB Notification: Performance of remove unused functions: time 0.01047/1.964, allocations: 1.81 MB / 1.017 GB, free: 258.2 MB / 0.795 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 0.0009705/1.965, allocations: 177.7 kB / 1.017 GB, free: 258.1 MB / 0.795 GB Notification: Performance of simCode: created initialization part: time 0.03951/2.005, allocations: 12.56 MB / 1.03 GB, free: 255.5 MB / 0.795 GB Notification: Performance of simCode: created event and clocks part: time 5.43e-05/2.005, allocations: 4.594 kB / 1.03 GB, free: 255.5 MB / 0.795 GB Notification: Performance of simCode: created simulation system equations: time 0.01899/2.024, allocations: 4.482 MB / 1.034 GB, free: 254 MB / 0.795 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004693/2.029, allocations: 292.4 kB / 1.034 GB, free: 253.9 MB / 0.795 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05277/2.081, allocations: 10.84 MB / 1.045 GB, free: 250.6 MB / 0.795 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005675/2.087, allocations: 2.871 MB / 1.048 GB, free: 249.4 MB / 0.795 GB Notification: Performance of simCode: alias equations: time 0.00721/2.094, allocations: 1.68 MB / 1.049 GB, free: 249.3 MB / 0.795 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009598/2.095, allocations: 169.7 kB / 1.05 GB, free: 249.3 MB / 0.795 GB Notification: Performance of SimCode: time 1.212e-06/2.095, allocations: 0 / 1.05 GB, free: 249.3 MB / 0.795 GB Notification: Performance of Templates: time 0.1002/2.196, allocations: 78.5 MB / 1.126 GB, free: 174.5 MB / 0.795 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)