Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001033/0.001033, allocations: 99.36 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001096/0.001096, allocations: 192.9 kB / 16.25 MB, free: 6.629 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.285/1.285, allocations: 222.9 MB / 239.9 MB, free: 4.504 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002071/0.002071, allocations: 286.7 kB / 290.4 MB, free: 2.113 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9513/0.9513, allocations: 169.2 MB / 0.4978 GB, free: 14.07 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002551/0.002551, allocations: 90.89 kB / 0.5947 GB, free: 28.3 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1765/0.1791, allocations: 86.99 MB / 0.6797 GB, free: 1.027 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02136/0.2005, allocations: 18.04 MB / 0.6973 GB, free: 14.94 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.0107/0.2112, allocations: 6.743 MB / 0.7039 GB, free: 8.184 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001567/0.2128, allocations: 43.88 kB / 0.7039 GB, free: 8.141 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003793/0.2166, allocations: 1.368 MB / 0.7052 GB, free: 6.77 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.003376/0.22, allocations: 1.292 MB / 0.7065 GB, free: 5.473 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.003188/0.2232, allocations: 1.173 MB / 0.7077 GB, free: 4.301 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.00598/0.2292, allocations: 5.453 MB / 0.713 GB, free: 14.84 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01211/0.2413, allocations: 8.486 MB / 0.7213 GB, free: 6.246 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003913/0.2453, allocations: 2.372 MB / 0.7236 GB, free: 3.867 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00462/0.2499, allocations: 3.128 MB / 0.7266 GB, free: 0.7305 MB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.001534/0.2515, allocations: 0.5117 MB / 0.7271 GB, free: 224 kB / 0.5137 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002992/0.2545, allocations: 1.256 MB / 0.7284 GB, free: 14.96 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.003036/0.2575, allocations: 2.234 MB / 0.7305 GB, free: 12.72 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.00397/0.2615, allocations: 2.171 MB / 0.7327 GB, free: 10.54 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.008379/0.2699, allocations: 7.74 MB / 0.7402 GB, free: 2.781 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 5.651e-06/0.27, allocations: 4 kB / 0.7402 GB, free: 2.777 MB / 0.5294 GB Notification: Performance of FrontEnd: time 1.874e-06/0.27, allocations: 0 / 0.7402 GB, free: 2.777 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0002126/0.2702, allocations: 0 / 0.7402 GB, free: 2.777 MB / 0.5294 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.009989/0.2802, allocations: 3.784 MB / 0.7439 GB, free: 14.93 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 3.922e-05/0.2802, allocations: 8.031 kB / 0.7439 GB, free: 14.93 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01274/0.293, allocations: 2.345 MB / 0.7462 GB, free: 12.57 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004888/0.2979, allocations: 2.143 MB / 0.7483 GB, free: 10.39 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002986/0.2982, allocations: 267.4 kB / 0.7486 GB, free: 10.12 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001494/0.2998, allocations: 347.9 kB / 0.7489 GB, free: 9.785 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01608/0.3159, allocations: 7.096 MB / 0.7558 GB, free: 2.586 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001089/0.316, allocations: 3.938 kB / 0.7558 GB, free: 2.582 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008695/0.3169, allocations: 148 kB / 0.756 GB, free: 2.438 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004552/0.3173, allocations: 334 kB / 0.7563 GB, free: 2.109 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0153/0.3327, allocations: 6.989 MB / 0.7631 GB, free: 11.11 MB / 0.5606 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.3177/0.6504, allocations: 26.54 MB / 0.789 GB, free: 73.84 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007481/0.6579, allocations: 4.992 MB / 0.7939 GB, free: 71.15 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00555/0.6635, allocations: 2.6 MB / 0.7964 GB, free: 70.41 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002347/0.6638, allocations: 128.2 kB / 0.7966 GB, free: 70.31 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.67e-05/0.6638, allocations: 65.7 kB / 0.7966 GB, free: 70.25 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 4.308e-06/0.6638, allocations: 3.281 kB / 0.7966 GB, free: 70.25 MB / 0.5606 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.09916/0.763, allocations: 30.9 MB / 0.8268 GB, free: 55.38 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.305e-05/0.7631, allocations: 241 kB / 0.827 GB, free: 55.1 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001807/0.7649, allocations: 1.404 MB / 0.8284 GB, free: 53.68 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0004958/0.7654, allocations: 77.42 kB / 0.8285 GB, free: 53.61 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006049/0.766, allocations: 1.477 MB / 0.8299 GB, free: 52.12 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009681/0.767, allocations: 0.9222 MB / 0.8308 GB, free: 51.2 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001344/0.7684, allocations: 0.6318 MB / 0.8315 GB, free: 50.56 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 4.907e-05/0.7684, allocations: 305.1 kB / 0.8317 GB, free: 50.26 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00518/0.7736, allocations: 2.67 MB / 0.8344 GB, free: 47.58 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005435/0.7791, allocations: 3.552 MB / 0.8378 GB, free: 43.65 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0105/0.7896, allocations: 6.383 MB / 0.8441 GB, free: 36.87 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.937e-05/0.7897, allocations: 8 kB / 0.8441 GB, free: 36.86 MB / 0.5606 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.02482/0.8145, allocations: 10.98 MB / 0.8548 GB, free: 25.78 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 4.722e-05/0.8146, allocations: 16 kB / 0.8548 GB, free: 25.76 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.428e-05/0.8146, allocations: 28 kB / 0.8548 GB, free: 25.73 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01787/0.8325, allocations: 5.478 MB / 0.8602 GB, free: 20.25 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00392/0.8365, allocations: 0.9984 MB / 0.8611 GB, free: 19.25 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03833/0.8748, allocations: 28.16 MB / 0.8886 GB, free: 6.668 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004249/0.8791, allocations: 0.5536 MB / 0.8892 GB, free: 6.113 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005929/0.8797, allocations: 151.9 kB / 0.8893 GB, free: 5.965 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008168/0.8879, allocations: 3.968 MB / 0.8932 GB, free: 1.988 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006357/0.8943, allocations: 3.505 MB / 0.8966 GB, free: 14.11 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08802/0.9823, allocations: 24.61 MB / 0.9207 GB, free: 5 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.037e-05/0.9824, allocations: 8 kB / 0.9207 GB, free: 4.992 MB / 0.6075 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02605/1.008, allocations: 10.49 MB / 0.9309 GB, free: 10.37 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.363e-05/1.009, allocations: 20.06 kB / 0.9309 GB, free: 10.35 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.497e-05/1.009, allocations: 31.94 kB / 0.931 GB, free: 10.32 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01474/1.023, allocations: 4.257 MB / 0.9351 GB, free: 6.043 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004583/1.028, allocations: 1.037 MB / 0.9361 GB, free: 5.004 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03524/1.063, allocations: 27.1 MB / 0.9626 GB, free: 9.191 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004221/1.067, allocations: 0.5303 MB / 0.9631 GB, free: 8.66 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006251/1.068, allocations: 151.9 kB / 0.9633 GB, free: 8.512 MB / 0.6544 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 0.001289/1.069, allocations: 413.2 kB / 0.9636 GB, free: 8.102 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008351/1.07, allocations: 197.7 kB / 0.9638 GB, free: 7.906 MB / 0.6544 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02705/1.097, allocations: 10.15 MB / 0.9738 GB, free: 13.67 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.16e-05/1.097, allocations: 35.92 kB / 0.9738 GB, free: 13.64 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.325e-05/1.097, allocations: 12 kB / 0.9738 GB, free: 13.62 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.137e-05/1.097, allocations: 15.95 kB / 0.9738 GB, free: 13.61 MB / 0.67 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03658/1.134, allocations: 16.29 MB / 0.9897 GB, free: 13.15 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.849e-05/1.134, allocations: 4 kB / 0.9897 GB, free: 13.14 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003437/1.138, allocations: 0.7377 MB / 0.9904 GB, free: 12.41 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01858/1.156, allocations: 5.115 MB / 0.9954 GB, free: 7.27 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005623/1.157, allocations: 75.95 kB / 0.9955 GB, free: 7.195 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04082/1.198, allocations: 27.23 MB / 1.022 GB, free: 11.48 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.067e-05/1.198, allocations: 15.97 kB / 1.022 GB, free: 11.46 MB / 0.7169 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02556/1.223, allocations: 10.09 MB / 1.032 GB, free: 1.129 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001638/1.225, allocations: 0.7133 MB / 1.033 GB, free: 404 kB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006785/1.226, allocations: 59.89 kB / 1.033 GB, free: 344 kB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003509/1.229, allocations: 0.5031 MB / 1.033 GB, free: 15.83 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008237/1.23, allocations: 226.3 kB / 1.033 GB, free: 15.61 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003065/1.23, allocations: 91.95 kB / 1.034 GB, free: 15.52 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001438/1.232, allocations: 0.9521 MB / 1.034 GB, free: 14.57 MB / 0.7325 GB Notification: Performance of sort global known variables: time 3.71e-07/1.232, allocations: 0 / 1.034 GB, free: 14.57 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.006559/1.238, allocations: 1.836 MB / 1.036 GB, free: 12.73 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0004943/1.239, allocations: 189.5 kB / 1.036 GB, free: 12.54 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.2949/1.534, allocations: 14.33 MB / 1.05 GB, free: 243.8 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.113e-05/1.534, allocations: 2.312 kB / 1.05 GB, free: 243.8 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01055/1.544, allocations: 4.424 MB / 1.055 GB, free: 243.3 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00217/1.546, allocations: 263.9 kB / 1.055 GB, free: 243.3 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02074/1.567, allocations: 10.57 MB / 1.065 GB, free: 239.7 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003084/1.57, allocations: 2.841 MB / 1.068 GB, free: 238.9 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.004738/1.575, allocations: 1.643 MB / 1.07 GB, free: 238.9 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006686/1.576, allocations: 173.4 kB / 1.07 GB, free: 238.9 MB / 0.7325 GB Notification: Performance of SimCode: time 8.41e-07/1.576, allocations: 0 / 1.07 GB, free: 238.9 MB / 0.7325 GB Notification: Performance of Templates: time 0.09546/1.671, allocations: 77.42 MB / 1.145 GB, free: 181.6 MB / 0.7325 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)