Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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 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.BalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_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 0.001429/0.001429, allocations: 107.6 kB / 16.27 MB, free: 5.984 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001558/0.001558, allocations: 191.9 kB / 17.2 MB, free: 5.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.329/1.329, allocations: 222.9 MB / 240.9 MB, free: 15.19 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7169/0.7169, allocations: 122.9 MB / 413.9 MB, free: 15.85 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001381/0.001381, allocations: 59.91 kB / 0.4912 GB, free: 7.316 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3919/0.3933, allocations: 77.93 MB / 0.5673 GB, free: 32.8 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01821/0.4115, allocations: 18.16 MB / 0.5851 GB, free: 20.72 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.009678/0.4212, allocations: 6.796 MB / 0.5917 GB, free: 15.38 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001809/0.4231, allocations: 55.78 kB / 0.5917 GB, free: 15.38 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003005/0.4261, allocations: 1.461 MB / 0.5932 GB, free: 14.23 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.003077/0.4292, allocations: 1.42 MB / 0.5946 GB, free: 13.11 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002684/0.4319, allocations: 1.269 MB / 0.5958 GB, free: 12.12 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.004775/0.4367, allocations: 5.446 MB / 0.6011 GB, free: 8.105 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.005595/0.4423, allocations: 7.198 MB / 0.6081 GB, free: 0.8594 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003348/0.4456, allocations: 2.345 MB / 0.6104 GB, free: 14.5 MB / 462.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003987/0.4496, allocations: 2.945 MB / 0.6133 GB, free: 11.55 MB / 462.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0007213/0.4504, allocations: 0.5117 MB / 0.6138 GB, free: 11.04 MB / 462.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002359/0.4527, allocations: 1.272 MB / 0.6151 GB, free: 9.766 MB / 462.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002033/0.4548, allocations: 2.234 MB / 0.6172 GB, free: 7.527 MB / 462.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002317/0.4571, allocations: 2.175 MB / 0.6194 GB, free: 5.344 MB / 462.1 MB Notification: Performance of NFConvertDAE.convert: time 0.006773/0.4639, allocations: 7.694 MB / 0.6269 GB, free: 13.63 MB / 478.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.388e-06/0.4639, allocations: 0 / 0.6269 GB, free: 13.63 MB / 478.1 MB Notification: Performance of FrontEnd: time 2.014e-06/0.4639, allocations: 0 / 0.6269 GB, free: 13.63 MB / 478.1 MB Notification: Performance of Transformations before backend: time 0.0001667/0.4641, allocations: 0 / 0.6269 GB, free: 13.63 MB / 478.1 MB 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 0.007062/0.4712, allocations: 3.788 MB / 0.6306 GB, free: 9.781 MB / 478.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.69e-05/0.4712, allocations: 12.03 kB / 0.6306 GB, free: 9.77 MB / 478.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006357/0.4719, allocations: 0.5423 MB / 0.6311 GB, free: 9.219 MB / 478.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01231/0.4842, allocations: 2.411 MB / 0.6335 GB, free: 6.801 MB / 478.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004898/0.4891, allocations: 2.151 MB / 0.6356 GB, free: 4.605 MB / 478.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002681/0.4894, allocations: 267.2 kB / 0.6358 GB, free: 4.344 MB / 478.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001384/0.4908, allocations: 344 kB / 0.6361 GB, free: 4.008 MB / 478.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01678/0.5076, allocations: 7.13 MB / 0.6431 GB, free: 12.78 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001418/0.5078, allocations: 0 / 0.6431 GB, free: 12.78 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001221/0.509, allocations: 151.9 kB / 0.6433 GB, free: 12.63 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005077/0.5095, allocations: 334 kB / 0.6436 GB, free: 12.3 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01663/0.5262, allocations: 7.032 MB / 0.6504 GB, free: 5.258 MB / 494.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03633/0.5625, allocations: 26.62 MB / 0.6764 GB, free: 8.457 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008556/0.5711, allocations: 4.984 MB / 0.6813 GB, free: 3.168 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005642/0.5768, allocations: 2.6 MB / 0.6838 GB, free: 0.5547 MB / 0.5137 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003298/0.5771, allocations: 127 kB / 0.684 GB, free: 424 kB / 0.5137 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.84e-05/0.5772, allocations: 64.5 kB / 0.684 GB, free: 348 kB / 0.5137 GB Notification: Performance of pre-optimization done (n=208): time 4.96e-06/0.5772, allocations: 0 / 0.684 GB, free: 348 kB / 0.5137 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 0.1062/0.6834, allocations: 30.9 MB / 0.7142 GB, free: 1.348 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001262/0.6835, allocations: 239.6 kB / 0.7144 GB, free: 1.066 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002437/0.686, allocations: 1.427 MB / 0.7158 GB, free: 15.63 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0004338/0.6864, allocations: 69.7 kB / 0.7159 GB, free: 15.55 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.001035/0.6875, allocations: 1.485 MB / 0.7173 GB, free: 14.05 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.001299/0.6888, allocations: 0.9242 MB / 0.7182 GB, free: 13.11 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002308/0.6911, allocations: 0.6318 MB / 0.7189 GB, free: 12.47 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 0.0001642/0.6913, allocations: 301.1 kB / 0.7192 GB, free: 12.17 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006467/0.6978, allocations: 2.694 MB / 0.7218 GB, free: 9.469 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006625/0.7044, allocations: 3.571 MB / 0.7253 GB, free: 5.516 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01274/0.7172, allocations: 6.399 MB / 0.7315 GB, free: 14.71 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.15e-05/0.7172, allocations: 12 kB / 0.7315 GB, free: 14.7 MB / 0.5762 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 0.02841/0.7456, allocations: 10.99 MB / 0.7423 GB, free: 3.609 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 4.765e-05/0.7457, allocations: 18.91 kB / 0.7423 GB, free: 3.594 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.118e-05/0.7458, allocations: 28 kB / 0.7423 GB, free: 3.566 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.3296/1.075, allocations: 5.573 MB / 0.7477 GB, free: 153 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004741/1.08, allocations: 0.9943 MB / 0.7487 GB, free: 153 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04171/1.122, allocations: 28.19 MB / 0.7762 GB, free: 139 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004785/1.127, allocations: 0.5675 MB / 0.7768 GB, free: 139 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007575/1.128, allocations: 152.8 kB / 0.7769 GB, free: 138.9 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008065/1.136, allocations: 3.979 MB / 0.7808 GB, free: 137.6 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006034/1.142, allocations: 3.542 MB / 0.7843 GB, free: 135.1 MB / 0.5762 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07994/1.222, allocations: 24.67 MB / 0.8084 GB, free: 112.2 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.305e-05/1.222, allocations: 8 kB / 0.8084 GB, free: 112.2 MB / 0.5762 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 0.02437/1.246, allocations: 10.54 MB / 0.8187 GB, free: 101.6 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 3.406e-05/1.246, allocations: 16 kB / 0.8187 GB, free: 101.6 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.039e-05/1.246, allocations: 28.56 kB / 0.8187 GB, free: 101.6 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01349/1.26, allocations: 4.343 MB / 0.823 GB, free: 97.24 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004267/1.264, allocations: 1.041 MB / 0.824 GB, free: 96.2 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02863/1.293, allocations: 27.15 MB / 0.8505 GB, free: 68.38 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00461/1.297, allocations: 0.5619 MB / 0.851 GB, free: 67.82 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005861/1.298, allocations: 151.9 kB / 0.8512 GB, free: 67.67 MB / 0.5762 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 0.001003/1.299, allocations: 400 kB / 0.8516 GB, free: 67.29 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000667/1.3, allocations: 193.7 kB / 0.8518 GB, free: 67.1 MB / 0.5762 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 0.02289/1.323, allocations: 10.16 MB / 0.8617 GB, free: 56.87 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.929e-05/1.323, allocations: 31.98 kB / 0.8617 GB, free: 56.84 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.689e-05/1.323, allocations: 12 kB / 0.8617 GB, free: 56.82 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.034e-05/1.323, allocations: 11.95 kB / 0.8617 GB, free: 56.81 MB / 0.5762 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 0.02937/1.352, allocations: 16.34 MB / 0.8777 GB, free: 40.3 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.114e-05/1.352, allocations: 11.94 kB / 0.8777 GB, free: 40.29 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003062/1.355, allocations: 0.7335 MB / 0.8784 GB, free: 39.55 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01624/1.371, allocations: 5.208 MB / 0.8835 GB, free: 34.33 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005933/1.372, allocations: 71.95 kB / 0.8836 GB, free: 34.26 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03114/1.403, allocations: 27.23 MB / 0.9102 GB, free: 6.547 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.963e-06/1.403, allocations: 12.03 kB / 0.9102 GB, free: 6.535 MB / 0.5762 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 0.02264/1.426, allocations: 10.13 MB / 0.9201 GB, free: 12.16 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001573/1.427, allocations: 0.7196 MB / 0.9208 GB, free: 11.42 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003619/1.428, allocations: 52.08 kB / 0.9208 GB, free: 11.37 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003358/1.431, allocations: 0.5109 MB / 0.9213 GB, free: 10.86 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006976/1.432, allocations: 226.4 kB / 0.9215 GB, free: 10.64 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002083/1.432, allocations: 91.95 kB / 0.9216 GB, free: 10.55 MB / 0.5919 GB Notification: Performance of sorting global known variables: time 0.001298/1.433, allocations: 0.9723 MB / 0.9226 GB, free: 9.574 MB / 0.5919 GB Notification: Performance of sort global known variables: time 1.643e-06/1.433, allocations: 0 / 0.9226 GB, free: 9.574 MB / 0.5919 GB Notification: Performance of remove unused functions: time 0.005446/1.439, allocations: 1.851 MB / 0.9244 GB, free: 7.723 MB / 0.5919 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 0.02437/1.463, allocations: 10.78 MB / 0.9349 GB, free: 12.69 MB / 0.6075 GB Notification: Performance of simCode: created initialization part: time 0.03022/1.494, allocations: 14.4 MB / 0.949 GB, free: 14.2 MB / 0.6231 GB Notification: Performance of simCode: created event and clocks part: time 1.285e-05/1.494, allocations: 4 kB / 0.949 GB, free: 14.2 MB / 0.6231 GB Notification: Performance of simCode: created simulation system equations: time 0.009649/1.503, allocations: 4.379 MB / 0.9533 GB, free: 9.781 MB / 0.6231 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001897/1.505, allocations: 280.5 kB / 0.9535 GB, free: 9.52 MB / 0.6231 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 simCode: created linear, non-linear and system jacobian parts: time 0.3666/1.872, allocations: 43.81 MB / 0.9963 GB, free: 215.2 MB / 0.6544 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003511/1.875, allocations: 2.84 MB / 0.9991 GB, free: 214.5 MB / 0.6544 GB Notification: Performance of simCode: alias equations: time 0.005118/1.88, allocations: 1.647 MB / 1.001 GB, free: 214.4 MB / 0.6544 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001457/1.882, allocations: 1.202 MB / 1.002 GB, free: 214.4 MB / 0.6544 GB Notification: Performance of SimCode: time 7.62e-07/1.882, allocations: 5.281 kB / 1.002 GB, free: 214.4 MB / 0.6544 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.2201/2.102, allocations: 101.2 MB / 1.101 GB, free: 138.1 MB / 0.6544 GB Notification: Performance of buildModelFMU: Generate platform static: time 12.28/14.38, allocations: 24.69 kB / 1.101 GB, free: 138.1 MB / 0.6544 GB (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)