Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_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 0.008293/0.008292, allocations: 101.6 kB / 15.73 MB, free: 5.98 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001856/0.001857, allocations: 187.4 kB / 16.67 MB, free: 5.918 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.381/1.381, allocations: 222.9 MB / 240.4 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.00224/0.00224, allocations: 297.1 kB / 290.8 MB, free: 14.46 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.967/0.967, allocations: 169.3 MB / 0.4983 GB, free: 4.449 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0017/0.0017, allocations: 99.84 kB / 0.6811 GB, free: 7.34 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4749/0.4766, allocations: 86.98 MB / 0.766 GB, free: 3.777 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0213/0.498, allocations: 18.17 MB / 0.7837 GB, free: 1.539 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01179/0.5098, allocations: 6.789 MB / 0.7904 GB, free: 10.73 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00198/0.5119, allocations: 59.88 kB / 0.7904 GB, free: 10.67 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.004226/0.5161, allocations: 1.462 MB / 0.7919 GB, free: 9.203 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003797/0.5199, allocations: 1.428 MB / 0.7933 GB, free: 7.77 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003505/0.5234, allocations: 1.276 MB / 0.7945 GB, free: 6.492 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.006206/0.5297, allocations: 5.445 MB / 0.7998 GB, free: 1.035 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009143/0.5388, allocations: 7.065 MB / 0.8067 GB, free: 9.855 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003677/0.5425, allocations: 2.372 MB / 0.809 GB, free: 7.48 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004516/0.5471, allocations: 2.957 MB / 0.8119 GB, free: 4.516 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.00144/0.5485, allocations: 0.5117 MB / 0.8124 GB, free: 4.004 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003455/0.552, allocations: 1.256 MB / 0.8136 GB, free: 2.746 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.00306/0.5551, allocations: 2.238 MB / 0.8158 GB, free: 0.5039 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.00416/0.5593, allocations: 2.167 MB / 0.8179 GB, free: 14.32 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.007274/0.5666, allocations: 7.725 MB / 0.8255 GB, free: 6.582 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 7.724e-06/0.5666, allocations: 4 kB / 0.8255 GB, free: 6.578 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.573e-06/0.5666, allocations: 0 / 0.8255 GB, free: 6.578 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001441/0.5667, allocations: 0 / 0.8255 GB, free: 6.578 MB / 0.5919 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.007684/0.5744, allocations: 3.788 MB / 0.8292 GB, free: 2.73 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.163e-05/0.5745, allocations: 8.031 kB / 0.8292 GB, free: 2.723 MB / 0.5919 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006733/0.5752, allocations: 0.5384 MB / 0.8297 GB, free: 2.176 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01163/0.5868, allocations: 2.341 MB / 0.832 GB, free: 15.83 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005085/0.5919, allocations: 2.171 MB / 0.8341 GB, free: 13.61 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002028/0.5921, allocations: 279.1 kB / 0.8344 GB, free: 13.34 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009342/0.5931, allocations: 340 kB / 0.8347 GB, free: 13 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01359/0.6067, allocations: 7.089 MB / 0.8416 GB, free: 5.812 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.276e-05/0.6068, allocations: 3.938 kB / 0.8417 GB, free: 5.809 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004091/0.6072, allocations: 156 kB / 0.8418 GB, free: 5.656 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004278/0.6076, allocations: 330 kB / 0.8421 GB, free: 5.332 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01444/0.6221, allocations: 6.981 MB / 0.8489 GB, free: 14.34 MB / 0.6231 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0335/0.6556, allocations: 26.36 MB / 0.8747 GB, free: 1.805 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009716/0.6653, allocations: 4.98 MB / 0.8795 GB, free: 12.53 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006382/0.6718, allocations: 2.631 MB / 0.8821 GB, free: 9.879 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003357/0.6721, allocations: 131 kB / 0.8822 GB, free: 9.73 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.312e-05/0.6722, allocations: 60.5 kB / 0.8823 GB, free: 9.664 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 4.208e-06/0.6722, allocations: 0 / 0.8823 GB, free: 9.664 MB / 0.6544 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1022/0.7744, allocations: 30.91 MB / 0.9125 GB, free: 10.66 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002174/0.7746, allocations: 235.6 kB / 0.9127 GB, free: 10.38 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002917/0.7776, allocations: 1.404 MB / 0.9141 GB, free: 8.969 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.000526/0.7781, allocations: 73.7 kB / 0.9141 GB, free: 8.891 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009992/0.7791, allocations: 1.485 MB / 0.9156 GB, free: 7.383 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001127/0.7803, allocations: 0.9165 MB / 0.9165 GB, free: 6.453 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00163/0.7819, allocations: 0.6279 MB / 0.9171 GB, free: 5.816 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 8.964e-05/0.782, allocations: 309.1 kB / 0.9174 GB, free: 5.512 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005731/0.7877, allocations: 2.674 MB / 0.92 GB, free: 2.828 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006497/0.7943, allocations: 3.548 MB / 0.9235 GB, free: 14.9 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0121/0.8064, allocations: 6.387 MB / 0.9297 GB, free: 8.117 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.262e-05/0.8064, allocations: 8 kB / 0.9297 GB, free: 8.109 MB / 0.7012 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.02797/0.8344, allocations: 10.98 MB / 0.9404 GB, free: 13.02 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 5.312e-05/0.8345, allocations: 16 kB / 0.9405 GB, free: 13 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.265e-05/0.8346, allocations: 28 kB / 0.9405 GB, free: 12.97 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01964/0.8542, allocations: 5.462 MB / 0.9458 GB, free: 7.5 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004273/0.8585, allocations: 0.9828 MB / 0.9468 GB, free: 6.516 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3809/1.239, allocations: 28.15 MB / 0.9743 GB, free: 177.4 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004318/1.244, allocations: 0.5481 MB / 0.9748 GB, free: 177.4 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004583/1.244, allocations: 157.7 kB / 0.975 GB, free: 177.4 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007574/1.252, allocations: 3.963 MB / 0.9788 GB, free: 176.8 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005573/1.257, allocations: 3.518 MB / 0.9823 GB, free: 175 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07803/1.335, allocations: 24.56 MB / 1.006 GB, free: 163.9 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.097e-05/1.336, allocations: 8 kB / 1.006 GB, free: 163.9 MB / 0.7325 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02299/1.359, allocations: 10.49 MB / 1.016 GB, free: 153.3 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 5.26e-05/1.359, allocations: 16 kB / 1.017 GB, free: 153.3 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.602e-05/1.359, allocations: 28 kB / 1.017 GB, free: 153.3 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01376/1.372, allocations: 4.239 MB / 1.021 GB, free: 149 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004259/1.377, allocations: 1.03 MB / 1.022 GB, free: 148 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02895/1.406, allocations: 27.1 MB / 1.048 GB, free: 120.5 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003889/1.41, allocations: 0.5378 MB / 1.049 GB, free: 119.9 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006022/1.41, allocations: 151.9 kB / 1.049 GB, free: 119.8 MB / 0.7325 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.00122/1.412, allocations: 397.8 kB / 1.049 GB, free: 119.4 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007161/1.412, allocations: 197 kB / 1.049 GB, free: 119.3 MB / 0.7325 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02304/1.435, allocations: 10.18 MB / 1.059 GB, free: 109 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.975e-05/1.435, allocations: 28 kB / 1.059 GB, free: 109 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.347e-05/1.435, allocations: 12 kB / 1.059 GB, free: 109 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.018e-05/1.435, allocations: 15.95 kB / 1.059 GB, free: 109 MB / 0.7325 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03211/1.468, allocations: 16.26 MB / 1.075 GB, free: 92.55 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.382e-05/1.468, allocations: 8 kB / 1.075 GB, free: 92.54 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003098/1.471, allocations: 0.7296 MB / 1.076 GB, free: 91.81 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0164/1.487, allocations: 5.095 MB / 1.081 GB, free: 86.7 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007539/1.488, allocations: 79.95 kB / 1.081 GB, free: 86.62 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0339/1.522, allocations: 27.21 MB / 1.108 GB, free: 58.94 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.123e-05/1.522, allocations: 16.03 kB / 1.108 GB, free: 58.92 MB / 0.7325 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02347/1.545, allocations: 10.09 MB / 1.117 GB, free: 48.58 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001738/1.547, allocations: 0.7112 MB / 1.118 GB, free: 47.85 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008063/1.548, allocations: 62.86 kB / 1.118 GB, free: 47.79 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003495/1.552, allocations: 0.4953 MB / 1.119 GB, free: 47.3 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009347/1.552, allocations: 234.3 kB / 1.119 GB, free: 47.07 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003778/1.553, allocations: 91.95 kB / 1.119 GB, free: 46.98 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001469/1.554, allocations: 0.9489 MB / 1.12 GB, free: 46.03 MB / 0.7325 GB Notification: Performance of sort global known variables: time 5.11e-07/1.554, allocations: 4 kB / 1.12 GB, free: 46.02 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.007549/1.562, allocations: 1.832 MB / 1.122 GB, free: 44.19 MB / 0.7325 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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of Backend phase and start with SimCode phase: time 0.02331/1.585, allocations: 10.75 MB / 1.132 GB, free: 33.19 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.02656/1.612, allocations: 12.41 MB / 1.144 GB, free: 20.68 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.223e-05/1.612, allocations: 0 / 1.144 GB, free: 20.68 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009785/1.622, allocations: 4.43 MB / 1.149 GB, free: 16.21 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002842/1.625, allocations: 259.2 kB / 1.149 GB, free: 15.97 MB / 0.7325 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09551/1.72, allocations: 41.5 MB / 1.189 GB, free: 5.195 MB / 0.7637 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0045/1.725, allocations: 2.836 MB / 1.192 GB, free: 2.328 MB / 0.7637 GB Notification: Performance of simCode: alias equations: time 0.004728/1.729, allocations: 1.645 MB / 1.194 GB, free: 0.6797 MB / 0.7637 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002172/1.732, allocations: 1.22 MB / 1.195 GB, free: 15.52 MB / 0.7794 GB Notification: Performance of SimCode: time 1.082e-06/1.732, allocations: 0 / 1.195 GB, free: 15.52 MB / 0.7794 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.5972/2.329, allocations: 102.1 MB / 1.295 GB, free: 292.2 MB / 0.8575 GB Notification: Performance of buildModelFMU: Generate platform static: time 15.65/17.98, allocations: 6.531 kB / 1.295 GB, free: 292.2 MB / 0.8575 GB (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)