Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001504/0.001504, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001434/0.001434, allocations: 194.6 kB / 16.53 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.61/1.61, allocations: 205.1 MB / 222.4 MB, free: 4.602 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.765/1.765, allocations: 292.3 MB / 0.5489 GB, free: 12.86 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001416/0.001416, allocations: 64.5 kB / 0.6715 GB, free: 26.14 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2751/0.2765, allocations: 114.5 MB / 0.7834 GB, free: 13.46 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02368/0.3002, allocations: 18.15 MB / 0.8011 GB, free: 11.23 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01306/0.3134, allocations: 6.848 MB / 0.8078 GB, free: 4.363 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002322/0.3158, allocations: 55.88 kB / 0.8079 GB, free: 4.309 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.004076/0.3199, allocations: 1.465 MB / 0.8093 GB, free: 2.84 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.004345/0.3242, allocations: 1.397 MB / 0.8107 GB, free: 1.438 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.003888/0.3281, allocations: 1.278 MB / 0.8119 GB, free: 164 kB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.007895/0.3361, allocations: 5.449 MB / 0.8172 GB, free: 10.7 MB / 0.6388 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009696/0.3458, allocations: 7.19 MB / 0.8242 GB, free: 3.395 MB / 0.6388 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005008/0.3509, allocations: 2.341 MB / 0.8265 GB, free: 1.047 MB / 0.6388 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00629/0.3572, allocations: 2.957 MB / 0.8294 GB, free: 14.08 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.002092/0.3593, allocations: 0.5156 MB / 0.8299 GB, free: 13.57 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00372/0.3631, allocations: 1.272 MB / 0.8312 GB, free: 12.29 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.003683/0.3668, allocations: 2.234 MB / 0.8333 GB, free: 10.05 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.003733/0.3705, allocations: 2.175 MB / 0.8355 GB, free: 7.871 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.00949/0.38, allocations: 7.693 MB / 0.843 GB, free: 160 kB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 7.745e-06/0.3801, allocations: 0 / 0.843 GB, free: 160 kB / 0.6544 GB Notification: Performance of FrontEnd: time 1.713e-06/0.3801, allocations: 0 / 0.843 GB, free: 160 kB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0002398/0.3803, allocations: 0 / 0.843 GB, free: 160 kB / 0.6544 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 0.01019/0.3905, allocations: 3.792 MB / 0.8467 GB, free: 12.3 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 4.625e-05/0.3906, allocations: 8.031 kB / 0.8467 GB, free: 12.3 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01274/0.4033, allocations: 2.341 MB / 0.849 GB, free: 9.949 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005522/0.4089, allocations: 2.147 MB / 0.8511 GB, free: 7.758 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002418/0.4092, allocations: 263.4 kB / 0.8513 GB, free: 7.5 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001309/0.4105, allocations: 363.7 kB / 0.8517 GB, free: 7.145 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01666/0.4271, allocations: 7.092 MB / 0.8586 GB, free: 15.95 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.416e-05/0.4273, allocations: 7.938 kB / 0.8586 GB, free: 15.94 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004778/0.4277, allocations: 148 kB / 0.8587 GB, free: 15.79 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004697/0.4282, allocations: 330 kB / 0.8591 GB, free: 15.47 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01615/0.4444, allocations: 6.985 MB / 0.8659 GB, free: 8.477 MB / 0.6856 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03585/0.4803, allocations: 26.54 MB / 0.8918 GB, free: 11.77 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008698/0.489, allocations: 4.981 MB / 0.8967 GB, free: 6.477 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005982/0.495, allocations: 2.604 MB / 0.8992 GB, free: 3.859 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002779/0.4953, allocations: 127 kB / 0.8993 GB, free: 3.719 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.564e-05/0.4954, allocations: 64.56 kB / 0.8994 GB, free: 3.645 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 4.599e-06/0.4954, allocations: 0 / 0.8994 GB, free: 3.645 MB / 0.7169 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 0.5894/1.085, allocations: 30.9 MB / 0.9296 GB, free: 124.2 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001163/1.085, allocations: 242 kB / 0.9298 GB, free: 124 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002409/1.087, allocations: 1.399 MB / 0.9312 GB, free: 123.5 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.0007333/1.088, allocations: 70.81 kB / 0.9312 GB, free: 123.4 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009832/1.089, allocations: 1.485 MB / 0.9327 GB, free: 122.3 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001017/1.09, allocations: 0.9172 MB / 0.9336 GB, free: 121.6 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001118/1.091, allocations: 0.6306 MB / 0.9342 GB, free: 121.3 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 4.899e-05/1.091, allocations: 305.1 kB / 0.9345 GB, free: 121 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006893/1.098, allocations: 2.67 MB / 0.9371 GB, free: 120.2 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007428/1.106, allocations: 3.546 MB / 0.9406 GB, free: 118.3 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01308/1.119, allocations: 6.382 MB / 0.9468 GB, free: 115.2 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.122e-05/1.119, allocations: 7.906 kB / 0.9468 GB, free: 115.2 MB / 0.7325 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 0.02902/1.148, allocations: 10.95 MB / 0.9575 GB, free: 110.3 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 4.553e-05/1.148, allocations: 15.41 kB / 0.9575 GB, free: 110.3 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.516e-05/1.148, allocations: 24.03 kB / 0.9575 GB, free: 110.3 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01804/1.166, allocations: 5.505 MB / 0.9629 GB, free: 107.7 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004172/1.17, allocations: 0.9859 MB / 0.9639 GB, free: 107.4 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03468/1.205, allocations: 28.16 MB / 0.9914 GB, free: 81.19 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00452/1.21, allocations: 0.5535 MB / 0.9919 GB, free: 80.64 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005121/1.21, allocations: 156 kB / 0.992 GB, free: 80.48 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007203/1.217, allocations: 3.961 MB / 0.9959 GB, free: 76.52 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006175/1.224, allocations: 3.513 MB / 0.9993 GB, free: 72.63 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08185/1.305, allocations: 24.6 MB / 1.023 GB, free: 47.54 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.884e-05/1.306, allocations: 8 kB / 1.023 GB, free: 47.53 MB / 0.7325 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 0.02372/1.329, allocations: 10.49 MB / 1.034 GB, free: 36.89 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 3.658e-05/1.329, allocations: 19.94 kB / 1.034 GB, free: 36.88 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.556e-05/1.329, allocations: 28 kB / 1.034 GB, free: 36.85 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01366/1.343, allocations: 4.266 MB / 1.038 GB, free: 32.57 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004434/1.348, allocations: 1.034 MB / 1.039 GB, free: 31.54 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02899/1.377, allocations: 27.14 MB / 1.065 GB, free: 3.715 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004636/1.381, allocations: 0.5342 MB / 1.066 GB, free: 3.18 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005681/1.382, allocations: 148 kB / 1.066 GB, free: 3.035 MB / 0.7325 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.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[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 0.001034/1.383, allocations: 399.3 kB / 1.066 GB, free: 2.637 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000663/1.384, allocations: 193.7 kB / 1.067 GB, free: 2.445 MB / 0.7325 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 0.02681/1.41, allocations: 10.17 MB / 1.077 GB, free: 8.203 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.387e-05/1.411, allocations: 28 kB / 1.077 GB, free: 8.176 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.984e-05/1.411, allocations: 12 kB / 1.077 GB, free: 8.164 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.925e-05/1.411, allocations: 15.95 kB / 1.077 GB, free: 8.148 MB / 0.7481 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 0.03957/1.45, allocations: 16.32 MB / 1.093 GB, free: 7.656 MB / 0.7638 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.945e-05/1.45, allocations: 4 kB / 1.093 GB, free: 7.652 MB / 0.7638 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00353/1.454, allocations: 0.745 MB / 1.093 GB, free: 6.906 MB / 0.7638 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01873/1.473, allocations: 5.114 MB / 1.098 GB, free: 1.777 MB / 0.7638 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007186/1.473, allocations: 75.95 kB / 1.098 GB, free: 1.703 MB / 0.7638 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04327/1.517, allocations: 27.2 MB / 1.125 GB, free: 6.02 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.318e-05/1.517, allocations: 12.03 kB / 1.125 GB, free: 6.008 MB / 0.795 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 0.02635/1.543, allocations: 10.13 MB / 1.135 GB, free: 11.63 MB / 0.8106 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00221/1.545, allocations: 0.725 MB / 1.135 GB, free: 10.89 MB / 0.8106 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005589/1.546, allocations: 52 kB / 1.136 GB, free: 10.84 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003537/1.549, allocations: 0.5029 MB / 1.136 GB, free: 10.34 MB / 0.8106 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008201/1.55, allocations: 234.3 kB / 1.136 GB, free: 10.11 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002299/1.551, allocations: 87.95 kB / 1.136 GB, free: 10.02 MB / 0.8106 GB Notification: Performance of sorting global known variables: time 0.001387/1.552, allocations: 0.9498 MB / 1.137 GB, free: 9.07 MB / 0.8106 GB Notification: Performance of sort global known variables: time 1.7e-07/1.552, allocations: 4 kB / 1.137 GB, free: 9.066 MB / 0.8106 GB Notification: Performance of remove unused functions: time 0.007459/1.559, allocations: 1.834 MB / 1.139 GB, free: 7.234 MB / 0.8106 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 0.0005023/1.56, allocations: 182.9 kB / 1.139 GB, free: 7.047 MB / 0.8106 GB Notification: Performance of simCode: created initialization part: time 0.03444/1.594, allocations: 14.34 MB / 1.153 GB, free: 8.617 MB / 0.8263 GB Notification: Performance of simCode: created event and clocks part: time 1.267e-05/1.594, allocations: 0 / 1.153 GB, free: 8.617 MB / 0.8263 GB Notification: Performance of simCode: created simulation system equations: time 0.01137/1.606, allocations: 4.405 MB / 1.158 GB, free: 4.176 MB / 0.8263 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00233/1.608, allocations: 262.4 kB / 1.158 GB, free: 3.922 MB / 0.8263 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02662/1.635, allocations: 9.505 MB / 1.167 GB, free: 10.3 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003694/1.639, allocations: 2.833 MB / 1.17 GB, free: 7.438 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.005134/1.644, allocations: 1.641 MB / 1.171 GB, free: 5.793 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006534/1.644, allocations: 167.3 kB / 1.172 GB, free: 5.629 MB / 0.8419 GB Notification: Performance of SimCode: time 1.302e-06/1.644, allocations: 0 / 1.172 GB, free: 5.629 MB / 0.8419 GB Notification: Performance of Templates: time 0.1192/1.764, allocations: 77.19 MB / 1.247 GB, free: 8.633 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)