Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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: "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001178/0.001178, allocations: 100.1 kB / 15.88 MB, free: 12 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001151/0.001151, allocations: 207.8 kB / 16.79 MB, free: 6.84 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.229/1.229, allocations: 222.9 MB / 240.5 MB, free: 4.629 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6318/0.6318, allocations: 115.3 MB / 406 MB, free: 2.785 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001128/0.001128, allocations: 61.78 kB / 493 MB, free: 6.707 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1202/0.1214, allocations: 76.19 MB / 0.5559 GB, free: 10.72 MB / 430.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01916/0.1406, allocations: 18.13 MB / 0.5736 GB, free: 8.523 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.01061/0.1512, allocations: 6.899 MB / 0.5803 GB, free: 1.605 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001565/0.1528, allocations: 51.81 kB / 0.5804 GB, free: 1.555 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003539/0.1564, allocations: 1.349 MB / 0.5817 GB, free: 208 kB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.2296/0.386, allocations: 1.334 MB / 0.583 GB, free: 13.6 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002698/0.3887, allocations: 1.184 MB / 0.5842 GB, free: 13.57 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.009102/0.3978, allocations: 8.52 MB / 0.5925 GB, free: 13.57 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01001/0.4078, allocations: 7.933 MB / 0.6002 GB, free: 12.14 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003454/0.4113, allocations: 1.994 MB / 0.6022 GB, free: 11.63 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003914/0.4152, allocations: 3.067 MB / 0.6052 GB, free: 10.76 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001411/0.4167, allocations: 371.9 kB / 0.6055 GB, free: 10.76 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.00303/0.4197, allocations: 1.307 MB / 0.6068 GB, free: 10.51 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002388/0.4221, allocations: 2.094 MB / 0.6088 GB, free: 9.777 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002115/0.4242, allocations: 2.014 MB / 0.6108 GB, free: 8.41 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.005173/0.4294, allocations: 7.669 MB / 0.6183 GB, free: 3.027 MB / 446.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.068e-06/0.4294, allocations: 6.562 kB / 0.6183 GB, free: 3.023 MB / 446.1 MB Notification: Performance of FrontEnd: time 7.31e-07/0.4294, allocations: 0 / 0.6183 GB, free: 3.023 MB / 446.1 MB Notification: Performance of Transformations before backend: time 8.837e-05/0.4295, allocations: 0 / 0.6183 GB, free: 3.023 MB / 446.1 MB 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 0.005646/0.4352, allocations: 3.823 MB / 0.622 GB, free: 220 kB / 446.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.685e-05/0.4352, allocations: 12.03 kB / 0.622 GB, free: 208 kB / 446.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006453/0.4359, allocations: 0.544 MB / 0.6226 GB, free: 15.66 MB / 462.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01093/0.4468, allocations: 2.351 MB / 0.6249 GB, free: 13.3 MB / 462.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003829/0.4507, allocations: 2.156 MB / 0.627 GB, free: 11.12 MB / 462.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001599/0.4508, allocations: 266.4 kB / 0.6272 GB, free: 10.87 MB / 462.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006114/0.4515, allocations: 355.1 kB / 0.6276 GB, free: 10.54 MB / 462.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01195/0.4634, allocations: 7.127 MB / 0.6345 GB, free: 3.336 MB / 462.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 5.755e-05/0.4635, allocations: 4 kB / 0.6345 GB, free: 3.332 MB / 462.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003933/0.4639, allocations: 154.5 kB / 0.6347 GB, free: 3.191 MB / 462.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003998/0.4643, allocations: 334.1 kB / 0.635 GB, free: 2.863 MB / 462.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01278/0.4771, allocations: 7.001 MB / 0.6418 GB, free: 11.86 MB / 478.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02659/0.5037, allocations: 26.64 MB / 0.6679 GB, free: 15.21 MB / 0.4981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006984/0.5107, allocations: 4.992 MB / 0.6727 GB, free: 9.91 MB / 0.4981 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004812/0.5155, allocations: 2.592 MB / 0.6753 GB, free: 7.309 MB / 0.4981 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002013/0.5158, allocations: 134.1 kB / 0.6754 GB, free: 7.168 MB / 0.4981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.907e-05/0.5158, allocations: 62.89 kB / 0.6754 GB, free: 7.098 MB / 0.4981 GB Notification: Performance of pre-optimization done (n=208): time 3.677e-06/0.5158, allocations: 0 / 0.6754 GB, free: 7.098 MB / 0.4981 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 0.09234/0.6082, allocations: 30.94 MB / 0.7057 GB, free: 8.156 MB / 0.5294 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.748e-05/0.6083, allocations: 239.6 kB / 0.7059 GB, free: 7.875 MB / 0.5294 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001718/0.61, allocations: 1.449 MB / 0.7073 GB, free: 6.418 MB / 0.5294 GB Notification: Performance of collectPreVariables (initialization): time 0.0003079/0.6103, allocations: 69.7 kB / 0.7074 GB, free: 6.344 MB / 0.5294 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007756/0.6111, allocations: 1.498 MB / 0.7088 GB, free: 4.832 MB / 0.5294 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007292/0.6118, allocations: 0.9182 MB / 0.7097 GB, free: 3.922 MB / 0.5294 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001006/0.6128, allocations: 0.6279 MB / 0.7103 GB, free: 3.285 MB / 0.5294 GB Notification: Performance of setup shared object (initialization): time 8.093e-05/0.6129, allocations: 309.1 kB / 0.7106 GB, free: 2.98 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005061/0.618, allocations: 2.674 MB / 0.7132 GB, free: 300 kB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005538/0.6235, allocations: 3.547 MB / 0.7167 GB, free: 12.38 MB / 0.545 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01081/0.6344, allocations: 6.383 MB / 0.7229 GB, free: 5.602 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.969e-05/0.6344, allocations: 11.94 kB / 0.723 GB, free: 5.59 MB / 0.545 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 0.0264/0.6608, allocations: 10.95 MB / 0.7336 GB, free: 10.54 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 4.52e-05/0.6609, allocations: 16 kB / 0.7337 GB, free: 10.52 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.235e-05/0.6609, allocations: 28 kB / 0.7337 GB, free: 10.5 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01936/0.6803, allocations: 5.474 MB / 0.739 GB, free: 5.008 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003859/0.6842, allocations: 0.9867 MB / 0.74 GB, free: 4.02 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03652/0.7207, allocations: 25.77 MB / 0.7652 GB, free: 9.84 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003735/0.7245, allocations: 0.5498 MB / 0.7657 GB, free: 9.289 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003273/0.7248, allocations: 155.9 kB / 0.7658 GB, free: 9.137 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007159/0.732, allocations: 3.96 MB / 0.7697 GB, free: 5.168 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005763/0.7378, allocations: 3.511 MB / 0.7731 GB, free: 1.281 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08066/0.8185, allocations: 24.55 MB / 0.7971 GB, free: 8.234 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.368e-05/0.8185, allocations: 8 kB / 0.7971 GB, free: 8.227 MB / 0.6231 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 0.02294/0.8415, allocations: 10.5 MB / 0.8074 GB, free: 13.59 MB / 0.6387 GB Notification: Performance of prepare postOptimizeDAE: time 3.013e-05/0.8415, allocations: 16.56 kB / 0.8074 GB, free: 13.57 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.307e-05/0.8416, allocations: 35.94 kB / 0.8074 GB, free: 13.54 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01378/0.8553, allocations: 4.242 MB / 0.8116 GB, free: 9.281 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004124/0.8595, allocations: 1.026 MB / 0.8126 GB, free: 8.254 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.2521/1.112, allocations: 24.95 MB / 0.8369 GB, free: 204.6 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003805/1.115, allocations: 0.5399 MB / 0.8375 GB, free: 204.6 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003108/1.116, allocations: 148.4 kB / 0.8376 GB, free: 204.6 MB / 0.6387 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 0.0007424/1.117, allocations: 399.5 kB / 0.838 GB, free: 204.3 MB / 0.6387 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004873/1.117, allocations: 198.4 kB / 0.8382 GB, free: 204.3 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 : 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 0.02358/1.141, allocations: 10.16 MB / 0.8481 GB, free: 201.5 MB / 0.6387 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.324e-05/1.141, allocations: 35.34 kB / 0.8481 GB, free: 201.5 MB / 0.6387 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.041e-05/1.141, allocations: 15.59 kB / 0.8482 GB, free: 201.5 MB / 0.6387 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.215e-05/1.141, allocations: 13.31 kB / 0.8482 GB, free: 201.5 MB / 0.6387 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 0.02844/1.169, allocations: 16.34 MB / 0.8641 GB, free: 195.3 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.444e-05/1.169, allocations: 6.375 kB / 0.8641 GB, free: 195.3 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002652/1.172, allocations: 0.7346 MB / 0.8648 GB, free: 195.1 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0153/1.187, allocations: 5.106 MB / 0.8698 GB, free: 192.7 MB / 0.6387 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002963/1.187, allocations: 79.42 kB / 0.8699 GB, free: 192.6 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02686/1.214, allocations: 24.82 MB / 0.8941 GB, free: 170.3 MB / 0.6387 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.57e-06/1.214, allocations: 11.94 kB / 0.8942 GB, free: 170.3 MB / 0.6387 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 0.01959/1.234, allocations: 10.12 MB / 0.904 GB, free: 159.9 MB / 0.6387 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001146/1.235, allocations: 0.721 MB / 0.9047 GB, free: 159.2 MB / 0.6387 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003418/1.235, allocations: 54.39 kB / 0.9048 GB, free: 159.1 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002714/1.238, allocations: 0.5031 MB / 0.9053 GB, free: 158.6 MB / 0.6387 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006029/1.239, allocations: 226.3 kB / 0.9055 GB, free: 158.4 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001952/1.239, allocations: 91.95 kB / 0.9056 GB, free: 158.3 MB / 0.6387 GB Notification: Performance of sorting global known variables: time 0.000965/1.24, allocations: 0.9776 MB / 0.9065 GB, free: 157.3 MB / 0.6387 GB Notification: Performance of sort global known variables: time 1.3e-07/1.24, allocations: 0 / 0.9065 GB, free: 157.3 MB / 0.6387 GB Notification: Performance of remove unused functions: time 0.004757/1.245, allocations: 1.844 MB / 0.9083 GB, free: 155.5 MB / 0.6387 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)} 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 Backend phase and start with SimCode phase: time 0.02022/1.265, allocations: 10.8 MB / 0.9189 GB, free: 144.4 MB / 0.6387 GB Notification: Performance of simCode: created initialization part: time 0.02127/1.286, allocations: 12.36 MB / 0.931 GB, free: 132 MB / 0.6387 GB Notification: Performance of simCode: created event and clocks part: time 7.905e-06/1.286, allocations: 0 / 0.931 GB, free: 132 MB / 0.6387 GB Notification: Performance of simCode: created simulation system equations: time 0.007882/1.294, allocations: 4.374 MB / 0.9352 GB, free: 127.6 MB / 0.6387 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001906/1.296, allocations: 281.4 kB / 0.9355 GB, free: 127.3 MB / 0.6387 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. 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 simCode: created linear, non-linear and system jacobian parts: time 0.07477/1.371, allocations: 45.59 MB / 0.98 GB, free: 79.72 MB / 0.6387 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002158/1.373, allocations: 2.849 MB / 0.9828 GB, free: 76.84 MB / 0.6387 GB Notification: Performance of simCode: alias equations: time 0.004249/1.377, allocations: 1.646 MB / 0.9844 GB, free: 75.2 MB / 0.6387 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00126/1.379, allocations: 1.222 MB / 0.9856 GB, free: 73.98 MB / 0.6387 GB Notification: Performance of SimCode: time 8.01e-07/1.379, allocations: 0 / 0.9856 GB, free: 73.98 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.3087/1.687, allocations: 98.93 MB / 1.082 GB, free: 203 MB / 0.6387 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001789/1.687, allocations: 299.9 kB / 1.083 GB, free: 202.6 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.102/4.79, allocations: 0 / 1.083 GB, free: 202.6 MB / 0.6387 GB (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)