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 0.001096/0.001096, allocations: 105.7 kB / 16.27 MB, free: 6.414 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001012/0.001012, allocations: 189.8 kB / 17.2 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.34/1.34, allocations: 222.9 MB / 240.9 MB, free: 15.21 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002311/0.002311, allocations: 287.9 kB / 291.3 MB, free: 14.52 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9565/0.9565, allocations: 169.3 MB / 0.4988 GB, free: 4.484 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001996/0.001996, allocations: 106.5 kB / 0.5959 GB, free: 15.1 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1808/0.1828, allocations: 86.97 MB / 0.6809 GB, free: 8.141 MB / 494.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.3348/0.5177, allocations: 18.25 MB / 0.6987 GB, free: 10.1 MB / 494.1 MB Notification: Performance of NFInst.instExpressions: time 0.01101/0.5288, allocations: 6.86 MB / 0.7054 GB, free: 5.445 MB / 494.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001986/0.5308, allocations: 60.62 kB / 0.7054 GB, free: 5.434 MB / 494.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003524/0.5343, allocations: 1.458 MB / 0.7069 GB, free: 4.566 MB / 494.1 MB Notification: Performance of NFTyping.typeBindings: time 0.003656/0.538, allocations: 1.424 MB / 0.7083 GB, free: 3.766 MB / 494.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003514/0.5415, allocations: 1.289 MB / 0.7095 GB, free: 3.074 MB / 494.1 MB Notification: Performance of NFFlatten.flatten: time 0.007192/0.5488, allocations: 5.476 MB / 0.7149 GB, free: 0.7578 MB / 494.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01093/0.5597, allocations: 7.242 MB / 0.7219 GB, free: 13.92 MB / 0.4981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004651/0.5644, allocations: 2.359 MB / 0.7242 GB, free: 12.86 MB / 0.4981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005543/0.57, allocations: 2.974 MB / 0.7272 GB, free: 11.61 MB / 0.4981 GB Notification: Performance of NFPackage.collectConstants: time 0.002071/0.5721, allocations: 0.5142 MB / 0.7277 GB, free: 11.61 MB / 0.4981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004423/0.5765, allocations: 1.269 MB / 0.7289 GB, free: 11.32 MB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 0.004323/0.5808, allocations: 2.236 MB / 0.7311 GB, free: 9.934 MB / 0.4981 GB Notification: Performance of NFVerifyModel.verify: time 0.005338/0.5862, allocations: 2.199 MB / 0.7332 GB, free: 8.371 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.00989/0.5961, allocations: 7.735 MB / 0.7408 GB, free: 2.484 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 4.649e-06/0.5961, allocations: 0 / 0.7408 GB, free: 2.484 MB / 0.4981 GB Notification: Performance of FrontEnd: time 1.793e-06/0.5962, allocations: 0 / 0.7408 GB, free: 2.484 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 0.0002167/0.5964, allocations: 0 / 0.7408 GB, free: 2.484 MB / 0.4981 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 0.01188/0.6083, allocations: 3.823 MB / 0.7445 GB, free: 14.6 MB / 0.5137 GB Notification: Performance of prepare preOptimizeDAE: time 4.246e-05/0.6083, allocations: 12.03 kB / 0.7445 GB, free: 14.59 MB / 0.5137 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01362/0.6219, allocations: 2.345 MB / 0.7468 GB, free: 12.24 MB / 0.5137 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005261/0.6272, allocations: 2.163 MB / 0.7489 GB, free: 10.03 MB / 0.5137 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002831/0.6276, allocations: 267.5 kB / 0.7492 GB, free: 9.77 MB / 0.5137 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001626/0.6292, allocations: 355.9 kB / 0.7495 GB, free: 9.422 MB / 0.5137 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01803/0.6472, allocations: 7.127 MB / 0.7565 GB, free: 2.191 MB / 0.5137 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001337/0.6474, allocations: 3.906 kB / 0.7565 GB, free: 2.188 MB / 0.5137 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001247/0.6487, allocations: 148 kB / 0.7566 GB, free: 2.043 MB / 0.5137 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005272/0.6492, allocations: 338 kB / 0.7569 GB, free: 1.711 MB / 0.5137 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01743/0.6666, allocations: 7.005 MB / 0.7638 GB, free: 10.7 MB / 0.5294 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03578/0.7024, allocations: 26.61 MB / 0.7898 GB, free: 13.91 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008626/0.7111, allocations: 4.988 MB / 0.7946 GB, free: 8.613 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006021/0.7172, allocations: 2.6 MB / 0.7972 GB, free: 6 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000311/0.7175, allocations: 131 kB / 0.7973 GB, free: 5.855 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.523e-05/0.7176, allocations: 60.5 kB / 0.7974 GB, free: 5.785 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 5.73e-06/0.7176, allocations: 3.938 kB / 0.7974 GB, free: 5.781 MB / 0.5606 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.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 0.1086/0.8262, allocations: 30.96 MB / 0.8276 GB, free: 6.73 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001086/0.8264, allocations: 235.6 kB / 0.8278 GB, free: 6.453 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001951/0.8283, allocations: 1.446 MB / 0.8292 GB, free: 5 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 0.0004726/0.8288, allocations: 69.7 kB / 0.8293 GB, free: 4.926 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008691/0.8297, allocations: 1.493 MB / 0.8308 GB, free: 3.41 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009156/0.8306, allocations: 0.9282 MB / 0.8317 GB, free: 2.469 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001057/0.8317, allocations: 0.6279 MB / 0.8323 GB, free: 1.832 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 8.657e-05/0.8318, allocations: 305.1 kB / 0.8326 GB, free: 1.531 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005794/0.8376, allocations: 2.67 MB / 0.8352 GB, free: 14.85 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006345/0.844, allocations: 3.552 MB / 0.8387 GB, free: 10.92 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01244/0.8564, allocations: 6.379 MB / 0.8449 GB, free: 4.145 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.599e-05/0.8565, allocations: 8 kB / 0.8449 GB, free: 4.137 MB / 0.6075 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 0.02773/0.8842, allocations: 10.95 MB / 0.8556 GB, free: 9.082 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.795e-05/0.8843, allocations: 16 kB / 0.8556 GB, free: 9.066 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.184e-05/0.8843, allocations: 28.03 kB / 0.8556 GB, free: 9.039 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01965/0.904, allocations: 5.497 MB / 0.861 GB, free: 3.527 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004444/0.9084, allocations: 0.9866 MB / 0.862 GB, free: 2.539 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0412/0.9497, allocations: 28.18 MB / 0.8895 GB, free: 5.906 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004535/0.9543, allocations: 0.5498 MB / 0.89 GB, free: 5.355 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003278/0.9546, allocations: 152 kB / 0.8902 GB, free: 5.207 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007682/0.9623, allocations: 3.964 MB / 0.894 GB, free: 1.234 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006599/0.9689, allocations: 3.513 MB / 0.8975 GB, free: 13.34 MB / 0.67 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08775/1.057, allocations: 24.6 MB / 0.9215 GB, free: 4.23 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.808e-05/1.057, allocations: 8 kB / 0.9215 GB, free: 4.223 MB / 0.6856 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 0.02519/1.082, allocations: 10.49 MB / 0.9317 GB, free: 9.582 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 3.409e-05/1.082, allocations: 19.98 kB / 0.9318 GB, free: 9.562 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.787e-05/1.082, allocations: 31.94 kB / 0.9318 GB, free: 9.531 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01477/1.097, allocations: 4.255 MB / 0.9359 GB, free: 5.258 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004852/1.102, allocations: 1.036 MB / 0.937 GB, free: 4.223 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3818/1.484, allocations: 27.12 MB / 0.9634 GB, free: 226 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004739/1.488, allocations: 0.5324 MB / 0.964 GB, free: 225.9 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000558/1.489, allocations: 151.5 kB / 0.9641 GB, free: 225.9 MB / 0.7169 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 0.0009296/1.49, allocations: 395.4 kB / 0.9645 GB, free: 225.6 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006404/1.491, allocations: 203.8 kB / 0.9647 GB, free: 225.6 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 : 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 0.03082/1.521, allocations: 10.17 MB / 0.9746 GB, free: 222.9 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.211e-05/1.521, allocations: 30.53 kB / 0.9746 GB, free: 222.9 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.746e-05/1.522, allocations: 12.98 kB / 0.9747 GB, free: 222.9 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.178e-05/1.522, allocations: 14.03 kB / 0.9747 GB, free: 222.9 MB / 0.7169 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 0.035/1.557, allocations: 16.34 MB / 0.9906 GB, free: 217.1 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.739e-05/1.557, allocations: 8.031 kB / 0.9906 GB, free: 217.1 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003511/1.56, allocations: 0.7372 MB / 0.9913 GB, free: 217.1 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01797/1.578, allocations: 5.12 MB / 0.9963 GB, free: 216.2 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006107/1.579, allocations: 84.81 kB / 0.9964 GB, free: 216.2 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03225/1.611, allocations: 27.21 MB / 1.023 GB, free: 197.1 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.474e-06/1.611, allocations: 12.03 kB / 1.023 GB, free: 197.1 MB / 0.7169 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 0.02263/1.634, allocations: 10.13 MB / 1.033 GB, free: 186.7 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001822/1.636, allocations: 0.7227 MB / 1.034 GB, free: 185.9 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004449/1.636, allocations: 52 kB / 1.034 GB, free: 185.9 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003272/1.639, allocations: 0.4992 MB / 1.034 GB, free: 185.4 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007342/1.64, allocations: 226.3 kB / 1.034 GB, free: 185.2 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000204/1.64, allocations: 91.95 kB / 1.034 GB, free: 185.1 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001141/1.641, allocations: 0.9815 MB / 1.035 GB, free: 184.1 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.31e-07/1.641, allocations: 0 / 1.035 GB, free: 184.1 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.005802/1.647, allocations: 1.848 MB / 1.037 GB, free: 182.2 MB / 0.7169 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 0.0003943/1.648, allocations: 183.2 kB / 1.037 GB, free: 182.1 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.0282/1.676, allocations: 14.35 MB / 1.051 GB, free: 167.6 MB / 0.7169 GB Notification: Performance of simCode: created event and clocks part: time 1.474e-05/1.676, allocations: 4 kB / 1.051 GB, free: 167.6 MB / 0.7169 GB Notification: Performance of simCode: created simulation system equations: time 0.009215/1.685, allocations: 4.398 MB / 1.056 GB, free: 163.2 MB / 0.7169 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002193/1.687, allocations: 290 kB / 1.056 GB, free: 162.9 MB / 0.7169 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02125/1.709, allocations: 10.13 MB / 1.066 GB, free: 152.7 MB / 0.7169 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002702/1.711, allocations: 2.913 MB / 1.069 GB, free: 149.8 MB / 0.7169 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001146/1.713, allocations: 211.3 kB / 1.069 GB, free: 149.5 MB / 0.7169 GB Notification: Performance of SimCode: time 9.12e-07/1.713, allocations: 0 / 1.069 GB, free: 149.5 MB / 0.7169 GB Notification: Performance of Templates: time 0.0883/1.801, allocations: 107.5 MB / 1.174 GB, free: 42.07 MB / 0.7169 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)