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 0.005713/0.005713, allocations: 100.9 kB / 15.73 MB, free: 6.496 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001228/0.001228, allocations: 196.5 kB / 16.68 MB, free: 6.375 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.326/1.326, allocations: 222.9 MB / 240.4 MB, free: 4.324 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.00202/0.00202, allocations: 278.9 kB / 290.8 MB, free: 1.922 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.939/0.939, allocations: 169.3 MB / 0.4983 GB, free: 13.82 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001727/0.001727, allocations: 88.09 kB / 0.6815 GB, free: 15.4 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1602/0.162, allocations: 86.98 MB / 0.7665 GB, free: 8.344 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.3312/0.4932, allocations: 18.17 MB / 0.7842 GB, free: 7.246 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.009245/0.5025, allocations: 6.799 MB / 0.7909 GB, free: 2.652 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001382/0.5039, allocations: 54.84 kB / 0.7909 GB, free: 2.645 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003292/0.5072, allocations: 1.47 MB / 0.7924 GB, free: 1.777 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003755/0.511, allocations: 1.41 MB / 0.7937 GB, free: 0.9922 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003231/0.5143, allocations: 1.289 MB / 0.795 GB, free: 304 kB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.005825/0.5201, allocations: 5.445 MB / 0.8003 GB, free: 14 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008413/0.5285, allocations: 7.063 MB / 0.8072 GB, free: 11.29 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003688/0.5322, allocations: 2.365 MB / 0.8095 GB, free: 10.22 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004335/0.5366, allocations: 2.963 MB / 0.8124 GB, free: 8.98 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0008809/0.5375, allocations: 0.5111 MB / 0.8129 GB, free: 8.98 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002495/0.54, allocations: 1.253 MB / 0.8141 GB, free: 8.711 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002536/0.5426, allocations: 2.24 MB / 0.8163 GB, free: 7.852 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.003133/0.5457, allocations: 2.161 MB / 0.8184 GB, free: 6.457 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.008217/0.5539, allocations: 7.729 MB / 0.826 GB, free: 1.484 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 4.719e-06/0.554, allocations: 0 / 0.826 GB, free: 1.484 MB / 0.5762 GB Notification: Performance of FrontEnd: time 1.582e-06/0.554, allocations: 0 / 0.826 GB, free: 1.484 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 0.0001457/0.5541, allocations: 1.625 kB / 0.826 GB, free: 1.484 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.008119/0.5622, allocations: 3.79 MB / 0.8297 GB, free: 14.94 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 3.75e-05/0.5623, allocations: 9.781 kB / 0.8297 GB, free: 14.94 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01168/0.574, allocations: 2.335 MB / 0.832 GB, free: 13.82 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004596/0.5786, allocations: 2.178 MB / 0.8341 GB, free: 12.46 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001947/0.5788, allocations: 261.7 kB / 0.8343 GB, free: 12.34 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000745/0.5796, allocations: 351.1 kB / 0.8347 GB, free: 12.23 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01373/0.5933, allocations: 7.092 MB / 0.8416 GB, free: 6.484 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.938e-05/0.5934, allocations: 4 kB / 0.8416 GB, free: 6.48 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004372/0.5938, allocations: 148 kB / 0.8418 GB, free: 6.336 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004312/0.5943, allocations: 334 kB / 0.8421 GB, free: 6.008 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01417/0.6084, allocations: 6.981 MB / 0.8489 GB, free: 15.02 MB / 0.6075 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 0.03016/0.6386, allocations: 26.36 MB / 0.8746 GB, free: 2.477 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007608/0.6463, allocations: 4.992 MB / 0.8795 GB, free: 13.19 MB / 0.6387 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005434/0.6517, allocations: 2.616 MB / 0.8821 GB, free: 10.55 MB / 0.6387 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002408/0.652, allocations: 135 kB / 0.8822 GB, free: 10.4 MB / 0.6387 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.229e-05/0.652, allocations: 60.5 kB / 0.8822 GB, free: 10.33 MB / 0.6387 GB Notification: Performance of pre-optimization done (n=208): time 3.767e-06/0.652, allocations: 0 / 0.8822 GB, free: 10.33 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.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 0.09558/0.7476, allocations: 30.91 MB / 0.9124 GB, free: 11.33 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001208/0.7478, allocations: 239.6 kB / 0.9127 GB, free: 11.05 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002039/0.7498, allocations: 1.404 MB / 0.914 GB, free: 9.633 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 0.00047/0.7503, allocations: 65.7 kB / 0.9141 GB, free: 9.562 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009299/0.7512, allocations: 1.493 MB / 0.9155 GB, free: 8.051 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008547/0.7521, allocations: 0.9126 MB / 0.9164 GB, free: 7.125 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00111/0.7532, allocations: 0.6318 MB / 0.9171 GB, free: 6.484 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 9.831e-05/0.7533, allocations: 301.1 kB / 0.9173 GB, free: 6.188 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005371/0.7587, allocations: 2.674 MB / 0.92 GB, free: 3.504 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005975/0.7647, allocations: 3.556 MB / 0.9234 GB, free: 15.57 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01143/0.7761, allocations: 6.383 MB / 0.9297 GB, free: 8.789 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.859e-05/0.7762, allocations: 12 kB / 0.9297 GB, free: 8.777 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.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 0.02611/0.8023, allocations: 10.99 MB / 0.9404 GB, free: 13.68 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 3.727e-05/0.8023, allocations: 16 kB / 0.9404 GB, free: 13.66 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.219e-05/0.8024, allocations: 32.5 kB / 0.9405 GB, free: 13.63 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01885/0.8212, allocations: 5.459 MB / 0.9458 GB, free: 8.156 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004334/0.8256, allocations: 0.9867 MB / 0.9467 GB, free: 7.168 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0414/0.867, allocations: 28.15 MB / 0.9742 GB, free: 10.57 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004206/0.8713, allocations: 0.5575 MB / 0.9748 GB, free: 10.01 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004578/0.8718, allocations: 152 kB / 0.9749 GB, free: 9.863 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008032/0.8798, allocations: 3.96 MB / 0.9788 GB, free: 5.895 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00633/0.8862, allocations: 3.517 MB / 0.9822 GB, free: 2 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08485/0.971, allocations: 24.56 MB / 1.006 GB, free: 8.934 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.453e-05/0.9711, allocations: 8 kB / 1.006 GB, free: 8.926 MB / 0.7637 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 0.02444/0.9955, allocations: 10.49 MB / 1.016 GB, free: 14.29 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 3.27e-05/0.9956, allocations: 16.38 kB / 1.016 GB, free: 14.27 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.667e-05/0.9957, allocations: 28 kB / 1.016 GB, free: 14.25 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01431/1.01, allocations: 4.247 MB / 1.021 GB, free: 9.984 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004426/1.014, allocations: 1.034 MB / 1.022 GB, free: 8.949 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03354/1.048, allocations: 27.1 MB / 1.048 GB, free: 13.13 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004045/1.052, allocations: 0.538 MB / 1.049 GB, free: 12.59 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003896/1.053, allocations: 148 kB / 1.049 GB, free: 12.45 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.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 0.0008608/1.053, allocations: 401.1 kB / 1.049 GB, free: 12.05 MB / 0.8106 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005049/1.054, allocations: 197.7 kB / 1.049 GB, free: 11.86 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 : 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 0.02435/1.078, allocations: 10.16 MB / 1.059 GB, free: 1.613 MB / 0.8106 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.073e-05/1.078, allocations: 28 kB / 1.059 GB, free: 1.586 MB / 0.8106 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.779e-05/1.078, allocations: 12 kB / 1.059 GB, free: 1.574 MB / 0.8106 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.036e-05/1.078, allocations: 15.95 kB / 1.059 GB, free: 1.559 MB / 0.8106 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 0.03335/1.112, allocations: 16.27 MB / 1.075 GB, free: 1.047 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.028e-05/1.112, allocations: 8 kB / 1.075 GB, free: 1.039 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003168/1.115, allocations: 0.7378 MB / 1.076 GB, free: 308 kB / 0.8262 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01705/1.132, allocations: 5.091 MB / 1.081 GB, free: 11.2 MB / 0.8419 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005732/1.133, allocations: 75.95 kB / 1.081 GB, free: 11.12 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.4066/1.539, allocations: 27.2 MB / 1.108 GB, free: 267.7 MB / 0.8419 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.12e-05/1.539, allocations: 14.22 kB / 1.108 GB, free: 267.7 MB / 0.8419 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 0.02578/1.565, allocations: 10.09 MB / 1.117 GB, free: 264.5 MB / 0.8419 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002228/1.567, allocations: 0.7123 MB / 1.118 GB, free: 264.2 MB / 0.8419 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004321/1.568, allocations: 59.98 kB / 1.118 GB, free: 264.2 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003333/1.571, allocations: 0.504 MB / 1.119 GB, free: 264.2 MB / 0.8419 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009764/1.572, allocations: 227.5 kB / 1.119 GB, free: 264.1 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002895/1.572, allocations: 89.77 kB / 1.119 GB, free: 264.1 MB / 0.8419 GB Notification: Performance of sorting global known variables: time 0.001589/1.574, allocations: 0.9505 MB / 1.12 GB, free: 263.8 MB / 0.8419 GB Notification: Performance of sort global known variables: time 2.8e-07/1.574, allocations: 0 / 1.12 GB, free: 263.8 MB / 0.8419 GB Notification: Performance of remove unused functions: time 0.006798/1.581, allocations: 1.83 MB / 1.122 GB, free: 263.6 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 0.000398/1.581, allocations: 185.6 kB / 1.122 GB, free: 263.4 MB / 0.8419 GB Notification: Performance of simCode: created initialization part: time 0.02592/1.607, allocations: 12.42 MB / 1.134 GB, free: 259.2 MB / 0.8419 GB Notification: Performance of simCode: created event and clocks part: time 1.195e-05/1.607, allocations: 1.344 kB / 1.134 GB, free: 259.2 MB / 0.8419 GB Notification: Performance of simCode: created simulation system equations: time 0.009623/1.617, allocations: 4.418 MB / 1.138 GB, free: 257.6 MB / 0.8419 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002226/1.619, allocations: 259.3 kB / 1.139 GB, free: 257.5 MB / 0.8419 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01756/1.637, allocations: 8.942 MB / 1.147 GB, free: 254.3 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002355/1.639, allocations: 2.84 MB / 1.15 GB, free: 253.2 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.003717/1.643, allocations: 1.641 MB / 1.152 GB, free: 253 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005713/1.643, allocations: 168.3 kB / 1.152 GB, free: 253 MB / 0.8419 GB Notification: Performance of SimCode: time 1.122e-06/1.643, allocations: 0 / 1.152 GB, free: 253 MB / 0.8419 GB Notification: Performance of Templates: time 0.09174/1.735, allocations: 78.3 MB / 1.228 GB, free: 177.1 MB / 0.8419 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)