Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005845/0.005845, allocations: 100.8 kB / 15.73 MB, free: 6.027 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001353/0.001353, allocations: 183.5 kB / 16.67 MB, free: 5.965 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.319/1.319, allocations: 222.9 MB / 240.4 MB, free: 4.328 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002098/0.002098, allocations: 282.1 kB / 290.8 MB, free: 1.926 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9393/0.9393, allocations: 169.3 MB / 0.4983 GB, free: 13.82 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001696/0.001696, allocations: 95.84 kB / 0.6815 GB, free: 15.41 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1482/0.1499, allocations: 86.97 MB / 0.7665 GB, free: 8.352 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.3198/0.4698, allocations: 18.16 MB / 0.7842 GB, free: 7.262 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.009325/0.4791, allocations: 6.801 MB / 0.7909 GB, free: 2.672 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001185/0.4804, allocations: 54.09 kB / 0.7909 GB, free: 2.664 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003061/0.4835, allocations: 1.465 MB / 0.7923 GB, free: 1.797 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.002727/0.4862, allocations: 1.421 MB / 0.7937 GB, free: 1 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.002693/0.4889, allocations: 1.285 MB / 0.795 GB, free: 316 kB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.005274/0.4942, allocations: 5.451 MB / 0.8003 GB, free: 14.01 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008733/0.5029, allocations: 7.067 MB / 0.8072 GB, free: 11.29 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003504/0.5065, allocations: 2.368 MB / 0.8095 GB, free: 10.22 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003879/0.5104, allocations: 2.948 MB / 0.8124 GB, free: 8.992 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0007806/0.5112, allocations: 0.511 MB / 0.8129 GB, free: 8.992 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002386/0.5135, allocations: 1.269 MB / 0.8141 GB, free: 8.715 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002394/0.516, allocations: 2.237 MB / 0.8163 GB, free: 7.859 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.002794/0.5188, allocations: 2.166 MB / 0.8184 GB, free: 6.461 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.007797/0.5266, allocations: 7.737 MB / 0.826 GB, free: 1.488 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 4.128e-06/0.5266, allocations: 0 / 0.826 GB, free: 1.488 MB / 0.5762 GB Notification: Performance of FrontEnd: time 3.357e-06/0.5266, allocations: 3.984 kB / 0.826 GB, free: 1.484 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 0.0001427/0.5267, allocations: 0 / 0.826 GB, free: 1.484 MB / 0.5762 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 0.008337/0.5351, allocations: 3.788 MB / 0.8297 GB, free: 14.95 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 3.846e-05/0.5351, allocations: 9.156 kB / 0.8297 GB, free: 14.95 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01307/0.5482, allocations: 2.343 MB / 0.832 GB, free: 13.82 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004573/0.5528, allocations: 2.179 MB / 0.8341 GB, free: 12.46 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000167/0.553, allocations: 260.2 kB / 0.8344 GB, free: 12.34 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007071/0.5537, allocations: 354.4 kB / 0.8347 GB, free: 12.22 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01365/0.5674, allocations: 7.09 MB / 0.8416 GB, free: 6.5 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.782e-05/0.5675, allocations: 7.922 kB / 0.8416 GB, free: 6.492 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00045/0.5679, allocations: 144 kB / 0.8418 GB, free: 6.352 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004575/0.5684, allocations: 330 kB / 0.8421 GB, free: 6.027 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01498/0.5834, allocations: 6.992 MB / 0.8489 GB, free: 15.03 MB / 0.6075 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02932/0.6127, allocations: 26.35 MB / 0.8746 GB, free: 2.492 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007985/0.6207, allocations: 4.995 MB / 0.8795 GB, free: 13.2 MB / 0.6387 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005845/0.6266, allocations: 2.612 MB / 0.8821 GB, free: 10.57 MB / 0.6387 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002137/0.6268, allocations: 139 kB / 0.8822 GB, free: 10.41 MB / 0.6387 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.538e-05/0.6269, allocations: 60.48 kB / 0.8823 GB, free: 10.34 MB / 0.6387 GB Notification: Performance of pre-optimization done (n=208): time 3.847e-06/0.6269, allocations: 0 / 0.8823 GB, free: 10.34 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. Notification: Performance of matching and sorting (n=271): time 0.1081/0.735, allocations: 30.91 MB / 0.9125 GB, free: 11.35 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001092/0.7351, allocations: 235.6 kB / 0.9127 GB, free: 11.07 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002028/0.7372, allocations: 1.404 MB / 0.914 GB, free: 9.656 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 0.0004411/0.7376, allocations: 69.7 kB / 0.9141 GB, free: 9.582 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009163/0.7385, allocations: 1.485 MB / 0.9156 GB, free: 8.074 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.001026/0.7396, allocations: 0.9165 MB / 0.9165 GB, free: 7.145 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001322/0.7409, allocations: 0.6318 MB / 0.9171 GB, free: 6.504 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 8.514e-05/0.741, allocations: 305.1 kB / 0.9174 GB, free: 6.203 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005968/0.747, allocations: 2.674 MB / 0.92 GB, free: 3.52 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006627/0.7536, allocations: 3.548 MB / 0.9234 GB, free: 15.59 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01258/0.7662, allocations: 6.387 MB / 0.9297 GB, free: 8.809 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.904e-05/0.7663, allocations: 11.94 kB / 0.9297 GB, free: 8.797 MB / 0.6856 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 0.0285/0.7948, allocations: 10.95 MB / 0.9404 GB, free: 13.73 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 4.036e-05/0.7948, allocations: 16 kB / 0.9404 GB, free: 13.72 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.977e-05/0.7949, allocations: 24.56 kB / 0.9404 GB, free: 13.7 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02028/0.8152, allocations: 5.485 MB / 0.9458 GB, free: 8.195 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004708/0.8199, allocations: 0.9867 MB / 0.9467 GB, free: 7.207 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04395/0.8639, allocations: 28.15 MB / 0.9742 GB, free: 10.61 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004452/0.8684, allocations: 0.5536 MB / 0.9748 GB, free: 10.05 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005601/0.8689, allocations: 147.9 kB / 0.9749 GB, free: 9.91 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008622/0.8776, allocations: 3.964 MB / 0.9788 GB, free: 5.938 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006688/0.8843, allocations: 3.52 MB / 0.9822 GB, free: 2.039 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09234/0.9766, allocations: 24.55 MB / 1.006 GB, free: 8.977 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.336e-05/0.9767, allocations: 8.375 kB / 1.006 GB, free: 8.969 MB / 0.7637 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 0.02689/1.004, allocations: 10.49 MB / 1.016 GB, free: 14.33 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 2.963e-05/1.004, allocations: 19.94 kB / 1.016 GB, free: 14.31 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.314e-05/1.004, allocations: 24.06 kB / 1.017 GB, free: 14.29 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01538/1.019, allocations: 4.251 MB / 1.021 GB, free: 10.02 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004732/1.024, allocations: 1.037 MB / 1.022 GB, free: 8.98 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03675/1.061, allocations: 27.13 MB / 1.048 GB, free: 13.12 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005444/1.066, allocations: 0.5342 MB / 1.049 GB, free: 12.59 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000973/1.067, allocations: 152 kB / 1.049 GB, free: 12.44 MB / 0.8106 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.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.001662/1.069, allocations: 392 kB / 1.049 GB, free: 12.05 MB / 0.8106 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001054/1.07, allocations: 201.7 kB / 1.049 GB, free: 11.85 MB / 0.8106 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 0.02873/1.099, allocations: 10.16 MB / 1.059 GB, free: 1.609 MB / 0.8106 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.271e-05/1.099, allocations: 28 kB / 1.059 GB, free: 1.582 MB / 0.8106 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.73e-05/1.099, allocations: 12 kB / 1.059 GB, free: 1.57 MB / 0.8106 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.425e-05/1.099, allocations: 19.95 kB / 1.059 GB, free: 1.551 MB / 0.8106 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 0.03714/1.136, allocations: 16.29 MB / 1.075 GB, free: 1.016 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.069e-05/1.136, allocations: 8.938 kB / 1.075 GB, free: 1.008 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003506/1.139, allocations: 0.7372 MB / 1.076 GB, free: 276 kB / 0.8262 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01844/1.158, allocations: 5.099 MB / 1.081 GB, free: 11.15 MB / 0.8419 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005047/1.158, allocations: 79.94 kB / 1.081 GB, free: 11.07 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.3687/1.527, allocations: 27.17 MB / 1.108 GB, free: 267.6 MB / 0.8419 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.317e-06/1.527, allocations: 14.47 kB / 1.108 GB, free: 267.6 MB / 0.8419 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 0.02514/1.552, allocations: 10.13 MB / 1.118 GB, free: 264.5 MB / 0.8419 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001626/1.554, allocations: 0.7133 MB / 1.118 GB, free: 264.2 MB / 0.8419 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003882/1.554, allocations: 57.27 kB / 1.118 GB, free: 264.2 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003431/1.558, allocations: 0.504 MB / 1.119 GB, free: 264.1 MB / 0.8419 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007455/1.559, allocations: 226.7 kB / 1.119 GB, free: 264.1 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002174/1.559, allocations: 90.5 kB / 1.119 GB, free: 264.1 MB / 0.8419 GB Notification: Performance of sorting global known variables: time 0.001401/1.56, allocations: 0.951 MB / 1.12 GB, free: 263.7 MB / 0.8419 GB Notification: Performance of sort global known variables: time 1.3e-07/1.56, allocations: 0 / 1.12 GB, free: 263.7 MB / 0.8419 GB Notification: Performance of remove unused functions: time 0.005511/1.566, allocations: 1.834 MB / 1.122 GB, free: 263.5 MB / 0.8419 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0003614/1.566, allocations: 183.7 kB / 1.122 GB, free: 263.4 MB / 0.8419 GB Notification: Performance of simCode: created initialization part: time 0.02566/1.592, allocations: 12.41 MB / 1.134 GB, free: 259.1 MB / 0.8419 GB Notification: Performance of simCode: created event and clocks part: time 1.367e-05/1.592, allocations: 1.062 kB / 1.134 GB, free: 259.1 MB / 0.8419 GB Notification: Performance of simCode: created simulation system equations: time 0.00985/1.602, allocations: 4.396 MB / 1.138 GB, free: 257.6 MB / 0.8419 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002514/1.604, allocations: 267 kB / 1.139 GB, free: 257.5 MB / 0.8419 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0239/1.628, allocations: 9.426 MB / 1.148 GB, free: 254.3 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003541/1.632, allocations: 2.837 MB / 1.151 GB, free: 253.1 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.004409/1.636, allocations: 1.641 MB / 1.152 GB, free: 253 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008769/1.637, allocations: 170.9 kB / 1.152 GB, free: 252.9 MB / 0.8419 GB Notification: Performance of SimCode: time 1.122e-06/1.637, allocations: 0 / 1.152 GB, free: 252.9 MB / 0.8419 GB Notification: Performance of Templates: time 0.08909/1.726, allocations: 78.38 MB / 1.229 GB, free: 176.6 MB / 0.8419 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)