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: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.004025/0.004026, allocations: 100.1 kB / 15.73 MB, free: 6.008 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001035/0.001036, allocations: 197.1 kB / 16.68 MB, free: 5.93 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.275/1.275, allocations: 222.9 MB / 240.4 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002093/0.002093, allocations: 287.2 kB / 290.8 MB, free: 14.45 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9192/0.9192, allocations: 169.3 MB / 0.4983 GB, free: 4.438 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001748/0.001749, allocations: 88.23 kB / 0.6815 GB, free: 6.863 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4134/0.4152, allocations: 86.98 MB / 0.7665 GB, free: 3.867 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02109/0.4363, allocations: 18.17 MB / 0.7842 GB, free: 1.633 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01154/0.4479, allocations: 6.793 MB / 0.7909 GB, free: 10.82 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001649/0.4495, allocations: 55.88 kB / 0.7909 GB, free: 10.77 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003889/0.4535, allocations: 1.46 MB / 0.7923 GB, free: 9.301 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003471/0.457, allocations: 1.424 MB / 0.7937 GB, free: 7.871 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003086/0.4601, allocations: 1.293 MB / 0.795 GB, free: 6.578 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.005588/0.4657, allocations: 5.441 MB / 0.8003 GB, free: 1.125 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008428/0.4741, allocations: 7.068 MB / 0.8072 GB, free: 9.945 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003309/0.4774, allocations: 2.369 MB / 0.8095 GB, free: 7.57 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004587/0.482, allocations: 2.953 MB / 0.8124 GB, free: 4.609 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.001408/0.4835, allocations: 0.5117 MB / 0.8129 GB, free: 4.098 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003023/0.4865, allocations: 1.256 MB / 0.8141 GB, free: 2.84 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.003308/0.4898, allocations: 2.23 MB / 0.8163 GB, free: 0.6055 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.004126/0.494, allocations: 2.175 MB / 0.8184 GB, free: 14.42 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.007898/0.5019, allocations: 7.723 MB / 0.826 GB, free: 6.68 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 5.671e-06/0.5019, allocations: 0 / 0.826 GB, free: 6.68 MB / 0.5919 GB Notification: Performance of FrontEnd: time 2.054e-06/0.5019, allocations: 0 / 0.826 GB, free: 6.68 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001442/0.5021, allocations: 4 kB / 0.826 GB, free: 6.676 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 0.007841/0.5099, allocations: 3.784 MB / 0.8297 GB, free: 2.832 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.882e-05/0.51, allocations: 8.031 kB / 0.8297 GB, free: 2.824 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01258/0.5226, allocations: 2.337 MB / 0.832 GB, free: 492 kB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004475/0.5271, allocations: 2.175 MB / 0.8341 GB, free: 14.25 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001866/0.5273, allocations: 263.4 kB / 0.8343 GB, free: 14 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007838/0.5281, allocations: 351.8 kB / 0.8347 GB, free: 13.65 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01445/0.5425, allocations: 7.097 MB / 0.8416 GB, free: 6.453 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.126e-05/0.5426, allocations: 7.938 kB / 0.8416 GB, free: 6.445 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004215/0.5431, allocations: 144 kB / 0.8417 GB, free: 6.305 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004552/0.5435, allocations: 334 kB / 0.8421 GB, free: 5.977 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01565/0.5592, allocations: 6.989 MB / 0.8489 GB, free: 14.98 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 0.03336/0.5926, allocations: 26.35 MB / 0.8746 GB, free: 2.449 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008535/0.6011, allocations: 4.988 MB / 0.8795 GB, free: 13.16 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006131/0.6073, allocations: 2.616 MB / 0.882 GB, free: 10.53 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000286/0.6076, allocations: 131 kB / 0.8822 GB, free: 10.38 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.529e-05/0.6077, allocations: 60.5 kB / 0.8822 GB, free: 10.32 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 4.228e-06/0.6077, allocations: 3.938 kB / 0.8822 GB, free: 10.31 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 0.1106/0.7183, allocations: 30.91 MB / 0.9124 GB, free: 11.32 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001193/0.7184, allocations: 239.6 kB / 0.9126 GB, free: 11.03 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002149/0.7206, allocations: 1.4 MB / 0.914 GB, free: 9.621 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0004224/0.721, allocations: 69.7 kB / 0.9141 GB, free: 9.547 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009835/0.722, allocations: 1.485 MB / 0.9155 GB, free: 8.039 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001147/0.7232, allocations: 0.932 MB / 0.9164 GB, free: 7.094 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001474/0.7247, allocations: 0.6318 MB / 0.9171 GB, free: 6.453 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.0001873/0.7249, allocations: 305.1 kB / 0.9174 GB, free: 6.152 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005916/0.7308, allocations: 2.67 MB / 0.92 GB, free: 3.473 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006654/0.7375, allocations: 3.552 MB / 0.9234 GB, free: 15.54 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01268/0.7502, allocations: 6.383 MB / 0.9297 GB, free: 8.758 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.507e-05/0.7502, allocations: 8 kB / 0.9297 GB, free: 8.75 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 0.02857/0.7788, allocations: 10.98 MB / 0.9404 GB, free: 13.66 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 5.522e-05/0.7789, allocations: 16.56 kB / 0.9404 GB, free: 13.64 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.969e-05/0.7789, allocations: 32 kB / 0.9404 GB, free: 13.61 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01996/0.7989, allocations: 5.462 MB / 0.9458 GB, free: 8.141 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004362/0.8033, allocations: 0.9829 MB / 0.9467 GB, free: 7.156 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.389/1.192, allocations: 28.14 MB / 0.9742 GB, free: 178.5 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004449/1.197, allocations: 0.5502 MB / 0.9748 GB, free: 178.5 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003186/1.197, allocations: 154.9 kB / 0.9749 GB, free: 178.5 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007496/1.205, allocations: 3.964 MB / 0.9788 GB, free: 177.7 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00562/1.21, allocations: 3.517 MB / 0.9822 GB, free: 175.9 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08361/1.294, allocations: 24.56 MB / 1.006 GB, free: 164.6 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.303e-05/1.294, allocations: 8 kB / 1.006 GB, free: 164.6 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 0.02239/1.316, allocations: 10.48 MB / 1.016 GB, free: 154.1 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.915e-05/1.316, allocations: 21.08 kB / 1.016 GB, free: 154.1 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.27e-05/1.316, allocations: 24 kB / 1.016 GB, free: 154.1 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01375/1.33, allocations: 4.251 MB / 1.021 GB, free: 149.8 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004414/1.335, allocations: 1.026 MB / 1.022 GB, free: 148.8 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02795/1.363, allocations: 27.09 MB / 1.048 GB, free: 121.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004476/1.367, allocations: 0.543 MB / 1.049 GB, free: 120.7 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004151/1.368, allocations: 144 kB / 1.049 GB, free: 120.5 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 0.001057/1.369, allocations: 405.4 kB / 1.049 GB, free: 120.2 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004961/1.369, allocations: 194.1 kB / 1.049 GB, free: 120.1 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 0.02363/1.393, allocations: 10.17 MB / 1.059 GB, free: 109.8 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.319e-05/1.393, allocations: 30.73 kB / 1.059 GB, free: 109.8 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.931e-05/1.393, allocations: 12 kB / 1.059 GB, free: 109.8 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.347e-05/1.393, allocations: 15.94 kB / 1.059 GB, free: 109.8 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 0.03245/1.425, allocations: 16.26 MB / 1.075 GB, free: 93.34 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.397e-05/1.425, allocations: 8 kB / 1.075 GB, free: 93.34 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003288/1.429, allocations: 0.7298 MB / 1.076 GB, free: 92.61 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0171/1.446, allocations: 5.103 MB / 1.081 GB, free: 87.49 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004984/1.446, allocations: 75.95 kB / 1.081 GB, free: 87.41 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03331/1.48, allocations: 27.21 MB / 1.108 GB, free: 59.74 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.575e-06/1.48, allocations: 15.97 kB / 1.108 GB, free: 59.72 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 0.02317/1.503, allocations: 10.1 MB / 1.117 GB, free: 49.38 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001342/1.504, allocations: 0.7246 MB / 1.118 GB, free: 48.64 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006278/1.505, allocations: 48 kB / 1.118 GB, free: 48.59 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003645/1.509, allocations: 0.507 MB / 1.119 GB, free: 48.09 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008128/1.509, allocations: 222.3 kB / 1.119 GB, free: 47.87 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002897/1.51, allocations: 95.94 kB / 1.119 GB, free: 47.78 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.0012/1.511, allocations: 0.9489 MB / 1.12 GB, free: 46.82 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.4e-07/1.511, allocations: 0 / 1.12 GB, free: 46.82 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.005961/1.517, allocations: 1.832 MB / 1.122 GB, free: 44.99 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)} Notification: Performance of Backend phase and start with SimCode phase: time 0.000441/1.517, allocations: 179.8 kB / 1.122 GB, free: 44.81 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.02553/1.543, allocations: 12.42 MB / 1.134 GB, free: 32.3 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 9.698e-06/1.543, allocations: 4 kB / 1.134 GB, free: 32.29 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009477/1.552, allocations: 4.425 MB / 1.138 GB, free: 27.83 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002236/1.555, allocations: 268.3 kB / 1.139 GB, free: 27.58 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01831/1.573, allocations: 8.933 MB / 1.147 GB, free: 18.54 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002805/1.576, allocations: 2.836 MB / 1.15 GB, free: 15.67 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.003822/1.58, allocations: 1.653 MB / 1.152 GB, free: 14.02 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006685/1.58, allocations: 167.3 kB / 1.152 GB, free: 13.86 MB / 0.7325 GB Notification: Performance of SimCode: time 9.62e-07/1.58, allocations: 0 / 1.152 GB, free: 13.86 MB / 0.7325 GB Notification: Performance of Templates: time 0.1031/1.683, allocations: 78.31 MB / 1.228 GB, free: 15.73 MB / 0.8106 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (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 & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)