Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.004281/0.004281, allocations: 99.59 kB / 15.73 MB, free: 6.5 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001014/0.001014, allocations: 199.6 kB / 16.68 MB, free: 6.371 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.278/1.278, allocations: 222.9 MB / 240.4 MB, free: 4.328 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002104/0.002104, allocations: 282.9 kB / 290.8 MB, free: 1.938 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9351/0.9351, allocations: 169.3 MB / 0.4983 GB, free: 13.8 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002723/0.002723, allocations: 99.86 kB / 0.6816 GB, free: 15.38 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1793/0.1821, allocations: 86.97 MB / 0.7665 GB, free: 8.328 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.3618/0.5439, allocations: 18.26 MB / 0.7843 GB, free: 7.133 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.00969/0.5536, allocations: 6.852 MB / 0.791 GB, free: 2.492 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001548/0.5552, allocations: 56.81 kB / 0.7911 GB, free: 2.484 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003452/0.5587, allocations: 1.465 MB / 0.7925 GB, free: 1.613 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003303/0.562, allocations: 1.421 MB / 0.7939 GB, free: 0.8164 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003064/0.5651, allocations: 1.29 MB / 0.7951 GB, free: 128 kB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.005915/0.571, allocations: 5.471 MB / 0.8005 GB, free: 13.81 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009673/0.5807, allocations: 7.116 MB / 0.8074 GB, free: 11.07 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004184/0.5849, allocations: 2.365 MB / 0.8097 GB, free: 10 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004375/0.5893, allocations: 2.975 MB / 0.8126 GB, free: 8.754 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0009134/0.5902, allocations: 0.5137 MB / 0.8132 GB, free: 8.754 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002769/0.593, allocations: 1.276 MB / 0.8144 GB, free: 8.473 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002702/0.5957, allocations: 2.242 MB / 0.8166 GB, free: 7.613 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.00332/0.5991, allocations: 2.188 MB / 0.8187 GB, free: 6.199 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.00955/0.6086, allocations: 7.805 MB / 0.8263 GB, free: 1.145 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 4.93e-06/0.6086, allocations: 0 / 0.8263 GB, free: 1.145 MB / 0.5762 GB Notification: Performance of FrontEnd: time 2.465e-06/0.6087, allocations: 1.438 kB / 0.8263 GB, free: 1.145 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 0.0001768/0.6088, allocations: 0 / 0.8263 GB, free: 1.145 MB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.009157/0.618, allocations: 3.902 MB / 0.8302 GB, free: 14.49 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.117e-05/0.618, allocations: 10.28 kB / 0.8302 GB, free: 14.49 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01235/0.6304, allocations: 2.374 MB / 0.8325 GB, free: 13.34 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004723/0.6351, allocations: 2.19 MB / 0.8346 GB, free: 11.97 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001715/0.6353, allocations: 267 kB / 0.8349 GB, free: 11.85 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008974/0.6362, allocations: 356.3 kB / 0.8352 GB, free: 11.73 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01617/0.6524, allocations: 7.121 MB / 0.8422 GB, free: 5.844 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001201/0.6526, allocations: 11.94 kB / 0.8422 GB, free: 5.832 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001181/0.6538, allocations: 144 kB / 0.8423 GB, free: 5.691 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005032/0.6543, allocations: 330.1 kB / 0.8426 GB, free: 5.367 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01734/0.6716, allocations: 7.005 MB / 0.8495 GB, free: 14.36 MB / 0.6075 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03633/0.708, allocations: 26.49 MB / 0.8753 GB, free: 1.691 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008425/0.7165, allocations: 4.983 MB / 0.8802 GB, free: 12.41 MB / 0.6387 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005991/0.7225, allocations: 2.612 MB / 0.8828 GB, free: 9.777 MB / 0.6387 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003026/0.7228, allocations: 127 kB / 0.8829 GB, free: 9.633 MB / 0.6387 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.788e-05/0.7229, allocations: 64.5 kB / 0.8829 GB, free: 9.562 MB / 0.6387 GB Notification: Performance of pre-optimization done (n=208): time 3.808e-06/0.7229, allocations: 0 / 0.8829 GB, free: 9.562 MB / 0.6387 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.conv2.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.conv2.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 0.1069/0.8298, allocations: 31.2 MB / 0.9134 GB, free: 10.31 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001257/0.83, allocations: 243.5 kB / 0.9136 GB, free: 10.02 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00218/0.8322, allocations: 1.45 MB / 0.9151 GB, free: 8.562 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 0.0005464/0.8328, allocations: 69.7 kB / 0.9151 GB, free: 8.488 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009555/0.8337, allocations: 1.554 MB / 0.9166 GB, free: 6.918 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.00117/0.8349, allocations: 0.9605 MB / 0.9176 GB, free: 5.949 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001566/0.8365, allocations: 0.6321 MB / 0.9182 GB, free: 5.309 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 9.59e-05/0.8366, allocations: 305.1 kB / 0.9185 GB, free: 5.008 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006014/0.8426, allocations: 2.67 MB / 0.9211 GB, free: 2.328 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006481/0.8491, allocations: 3.556 MB / 0.9246 GB, free: 14.39 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01216/0.8613, allocations: 6.383 MB / 0.9308 GB, free: 7.613 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.925e-05/0.8613, allocations: 8 kB / 0.9308 GB, free: 7.605 MB / 0.6856 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.conv2.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.conv2.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 0.02749/0.8888, allocations: 10.96 MB / 0.9415 GB, free: 12.54 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 4.287e-05/0.8889, allocations: 16 kB / 0.9415 GB, free: 12.52 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.726e-05/0.8889, allocations: 28 kB / 0.9416 GB, free: 12.49 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01948/0.9084, allocations: 5.478 MB / 0.9469 GB, free: 7 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004326/0.9128, allocations: 0.9866 MB / 0.9479 GB, free: 6.012 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0412/0.954, allocations: 28.18 MB / 0.9754 GB, free: 9.383 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004319/0.9583, allocations: 0.5577 MB / 0.9759 GB, free: 8.824 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006064/0.959, allocations: 155.9 kB / 0.9761 GB, free: 8.672 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008174/0.9672, allocations: 3.957 MB / 0.9799 GB, free: 4.707 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006487/0.9737, allocations: 3.517 MB / 0.9834 GB, free: 0.8125 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08775/1.061, allocations: 24.55 MB / 1.007 GB, free: 7.75 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.641e-05/1.061, allocations: 8 kB / 1.007 GB, free: 7.742 MB / 0.7637 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[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] ; -transformer.conv2.V2[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_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_lambda0): time 0.02653/1.088, allocations: 10.52 MB / 1.018 GB, free: 13.08 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 3.394e-05/1.088, allocations: 16 kB / 1.018 GB, free: 13.06 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.528e-05/1.088, allocations: 31.97 kB / 1.018 GB, free: 13.03 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01517/1.103, allocations: 4.243 MB / 1.022 GB, free: 8.773 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004522/1.108, allocations: 1.03 MB / 1.023 GB, free: 7.742 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03423/1.142, allocations: 27.16 MB / 1.049 GB, free: 11.86 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004342/1.146, allocations: 0.5342 MB / 1.05 GB, free: 11.33 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000647/1.147, allocations: 152 kB / 1.05 GB, free: 11.18 MB / 0.8106 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 0.001165/1.148, allocations: 403.6 kB / 1.05 GB, free: 10.78 MB / 0.8106 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007852/1.149, allocations: 206.7 kB / 1.051 GB, free: 10.57 MB / 0.8106 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[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] ; -transformer.conv2.V2[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] ; -loadRL.load1.v[1] ] 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 wrapFunctionCalls (simulation): time 0.02616/1.175, allocations: 10.16 MB / 1.061 GB, free: 344 kB / 0.8106 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.768e-05/1.175, allocations: 31.94 kB / 1.061 GB, free: 312 kB / 0.8106 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.054e-05/1.175, allocations: 12 kB / 1.061 GB, free: 300 kB / 0.8106 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.221e-05/1.175, allocations: 23.88 kB / 1.061 GB, free: 276 kB / 0.8106 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : 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] 4 : transformer.conv2.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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; -loadRL.load1.v[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] ; -transformer.conv2.V2[1] ] 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 0.03678/1.212, allocations: 16.3 MB / 1.077 GB, free: 15.72 MB / 0.8419 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.493e-05/1.212, allocations: 8 kB / 1.077 GB, free: 15.71 MB / 0.8419 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003337/1.216, allocations: 0.7373 MB / 1.077 GB, free: 14.97 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01786/1.234, allocations: 5.095 MB / 1.082 GB, free: 9.863 MB / 0.8419 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005597/1.234, allocations: 75.95 kB / 1.082 GB, free: 9.789 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.3856/1.62, allocations: 27.21 MB / 1.109 GB, free: 266.4 MB / 0.8419 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.858e-06/1.62, allocations: 13.55 kB / 1.109 GB, free: 266.4 MB / 0.8419 GB Warning: The linear system: 1 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02672/1.647, allocations: 10.14 MB / 1.119 GB, free: 263.2 MB / 0.8419 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001811/1.648, allocations: 0.7322 MB / 1.119 GB, free: 263 MB / 0.8419 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003804/1.649, allocations: 53.66 kB / 1.12 GB, free: 262.9 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00339/1.652, allocations: 0.5052 MB / 1.12 GB, free: 262.9 MB / 0.8419 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009259/1.653, allocations: 227.9 kB / 1.12 GB, free: 262.8 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002569/1.653, allocations: 91.06 kB / 1.12 GB, free: 262.8 MB / 0.8419 GB Notification: Performance of sorting global known variables: time 0.001483/1.655, allocations: 0.9781 MB / 1.121 GB, free: 262.5 MB / 0.8419 GB Notification: Performance of sort global known variables: time 5.01e-07/1.655, allocations: 0 / 1.121 GB, free: 262.5 MB / 0.8419 GB Notification: Performance of remove unused functions: time 0.00596/1.661, allocations: 1.848 MB / 1.123 GB, free: 262.3 MB / 0.8419 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 0.0003664/1.661, allocations: 179.1 kB / 1.123 GB, free: 262.1 MB / 0.8419 GB Notification: Performance of simCode: created initialization part: time 0.02684/1.688, allocations: 12.45 MB / 1.135 GB, free: 257.9 MB / 0.8419 GB Notification: Performance of simCode: created event and clocks part: time 1.717e-05/1.688, allocations: 1.906 kB / 1.135 GB, free: 257.9 MB / 0.8419 GB Notification: Performance of simCode: created simulation system equations: time 0.009984/1.698, allocations: 4.402 MB / 1.14 GB, free: 256.3 MB / 0.8419 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002454/1.701, allocations: 291 kB / 1.14 GB, free: 256.2 MB / 0.8419 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02145/1.722, allocations: 9.582 MB / 1.149 GB, free: 252.9 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002703/1.725, allocations: 2.846 MB / 1.152 GB, free: 251.7 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.003972/1.729, allocations: 1.645 MB / 1.154 GB, free: 251.4 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006058/1.729, allocations: 171.9 kB / 1.154 GB, free: 251.3 MB / 0.8419 GB Notification: Performance of SimCode: time 7.11e-07/1.729, allocations: 3.938 kB / 1.154 GB, free: 251.3 MB / 0.8419 GB Notification: Performance of Templates: time 0.08611/1.816, allocations: 78.93 MB / 1.231 GB, free: 174 MB / 0.8419 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)