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: "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.007248/0.007248, allocations: 101 kB / 15.73 MB, free: 6.004 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001773/0.001773, allocations: 187 kB / 16.67 MB, free: 5.922 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.382/1.382, allocations: 222.9 MB / 240.4 MB, free: 15.09 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002147/0.002147, allocations: 296.2 kB / 290.8 MB, free: 14.44 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9553/0.9553, allocations: 169.2 MB / 0.4983 GB, free: 4.441 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001905/0.001905, allocations: 99.84 kB / 0.6811 GB, free: 7.371 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4001/0.402, allocations: 86.97 MB / 0.766 GB, free: 3.844 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01977/0.4218, allocations: 18.17 MB / 0.7837 GB, free: 1.609 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01041/0.4322, allocations: 6.804 MB / 0.7904 GB, free: 10.79 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001332/0.4336, allocations: 55.88 kB / 0.7904 GB, free: 10.73 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003671/0.4373, allocations: 1.458 MB / 0.7919 GB, free: 9.266 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.00314/0.4404, allocations: 1.42 MB / 0.7933 GB, free: 7.84 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.002979/0.4434, allocations: 1.28 MB / 0.7945 GB, free: 6.559 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.005449/0.4489, allocations: 5.449 MB / 0.7998 GB, free: 1.098 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008212/0.4571, allocations: 7.069 MB / 0.8067 GB, free: 9.918 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00305/0.4602, allocations: 2.365 MB / 0.809 GB, free: 7.547 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004134/0.4643, allocations: 2.949 MB / 0.8119 GB, free: 4.59 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.001161/0.4655, allocations: 0.5117 MB / 0.8124 GB, free: 4.078 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002678/0.4682, allocations: 1.272 MB / 0.8137 GB, free: 2.805 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002622/0.4708, allocations: 2.238 MB / 0.8158 GB, free: 0.5625 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.003355/0.4742, allocations: 2.179 MB / 0.818 GB, free: 14.37 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.007573/0.4818, allocations: 7.754 MB / 0.8255 GB, free: 6.602 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 3.877e-06/0.4818, allocations: 0 / 0.8255 GB, free: 6.602 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.583e-06/0.4818, allocations: 0 / 0.8255 GB, free: 6.602 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001066/0.4819, allocations: 0 / 0.8255 GB, free: 6.602 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 0.007116/0.489, allocations: 3.872 MB / 0.8293 GB, free: 2.664 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.182e-05/0.4891, allocations: 12.03 kB / 0.8293 GB, free: 2.652 MB / 0.5919 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007313/0.4898, allocations: 0.5384 MB / 0.8299 GB, free: 2.105 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0124/0.5023, allocations: 2.362 MB / 0.8322 GB, free: 15.74 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004745/0.507, allocations: 2.183 MB / 0.8343 GB, free: 13.51 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002035/0.5073, allocations: 267.2 kB / 0.8346 GB, free: 13.25 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001063/0.5083, allocations: 347.9 kB / 0.8349 GB, free: 12.91 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01629/0.5247, allocations: 7.095 MB / 0.8418 GB, free: 5.707 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001308/0.5248, allocations: 4 kB / 0.8418 GB, free: 5.703 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001024/0.5259, allocations: 144 kB / 0.842 GB, free: 5.562 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004858/0.5263, allocations: 338 kB / 0.8423 GB, free: 5.23 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01631/0.5427, allocations: 6.981 MB / 0.8491 GB, free: 14.24 MB / 0.6231 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03197/0.5747, allocations: 26.41 MB / 0.8749 GB, free: 1.66 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008461/0.5832, allocations: 4.985 MB / 0.8797 GB, free: 12.38 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006007/0.5892, allocations: 2.62 MB / 0.8823 GB, free: 9.742 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002644/0.5895, allocations: 131 kB / 0.8824 GB, free: 9.594 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.999e-05/0.5896, allocations: 64.5 kB / 0.8825 GB, free: 9.523 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 4.188e-06/0.5896, allocations: 0 / 0.8825 GB, free: 9.523 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.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 0.1048/0.6944, allocations: 31.13 MB / 0.9129 GB, free: 10.34 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001251/0.6945, allocations: 251.5 kB / 0.9131 GB, free: 10.04 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002023/0.6966, allocations: 1.4 MB / 0.9145 GB, free: 8.629 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0004337/0.697, allocations: 69.7 kB / 0.9146 GB, free: 8.555 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.001071/0.6981, allocations: 1.538 MB / 0.9161 GB, free: 7 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.001041/0.6992, allocations: 0.9644 MB / 0.917 GB, free: 6.027 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001316/0.7005, allocations: 0.6321 MB / 0.9176 GB, free: 5.387 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 9.45e-05/0.7006, allocations: 305.1 kB / 0.9179 GB, free: 5.086 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005963/0.7066, allocations: 2.666 MB / 0.9205 GB, free: 2.41 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006668/0.7132, allocations: 3.556 MB / 0.924 GB, free: 14.48 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01359/0.7268, allocations: 6.379 MB / 0.9302 GB, free: 7.695 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.972e-05/0.7269, allocations: 8 kB / 0.9302 GB, free: 7.688 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.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 0.02849/0.7554, allocations: 10.96 MB / 0.9409 GB, free: 12.62 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 3.601e-05/0.7554, allocations: 16 kB / 0.941 GB, free: 12.61 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.733e-05/0.7555, allocations: 24 kB / 0.941 GB, free: 12.58 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01957/0.7751, allocations: 5.482 MB / 0.9463 GB, free: 7.09 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004269/0.7794, allocations: 0.9906 MB / 0.9473 GB, free: 6.098 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3567/1.136, allocations: 28.16 MB / 0.9748 GB, free: 177.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00427/1.14, allocations: 0.5537 MB / 0.9753 GB, free: 177.2 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004787/1.141, allocations: 154.1 kB / 0.9755 GB, free: 177.2 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007753/1.149, allocations: 3.964 MB / 0.9794 GB, free: 176.5 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005914/1.155, allocations: 3.514 MB / 0.9828 GB, free: 174.7 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07888/1.234, allocations: 24.56 MB / 1.007 GB, free: 163.4 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.295e-05/1.234, allocations: 8 kB / 1.007 GB, free: 163.4 MB / 0.7325 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 0.02249/1.256, allocations: 10.49 MB / 1.017 GB, free: 152.8 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.622e-05/1.256, allocations: 16.56 kB / 1.017 GB, free: 152.8 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.27e-05/1.256, allocations: 28 kB / 1.017 GB, free: 152.8 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01341/1.27, allocations: 4.247 MB / 1.021 GB, free: 148.6 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004077/1.274, allocations: 1.032 MB / 1.022 GB, free: 147.5 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02728/1.301, allocations: 27.16 MB / 1.049 GB, free: 119.9 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004377/1.305, allocations: 0.5376 MB / 1.049 GB, free: 119.4 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004968/1.306, allocations: 148 kB / 1.049 GB, free: 119.2 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.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 0.0008452/1.307, allocations: 398.3 kB / 1.05 GB, free: 118.9 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005201/1.307, allocations: 212.6 kB / 1.05 GB, free: 118.7 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 : 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 0.02315/1.33, allocations: 10.16 MB / 1.06 GB, free: 108.5 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.368e-05/1.331, allocations: 31.98 kB / 1.06 GB, free: 108.4 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.513e-05/1.331, allocations: 12 kB / 1.06 GB, free: 108.4 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.782e-05/1.331, allocations: 15.95 kB / 1.06 GB, free: 108.4 MB / 0.7325 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 0.02919/1.36, allocations: 16.29 MB / 1.076 GB, free: 91.95 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.315e-05/1.36, allocations: 4 kB / 1.076 GB, free: 91.95 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003008/1.363, allocations: 0.7411 MB / 1.077 GB, free: 91.2 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01621/1.379, allocations: 5.099 MB / 1.082 GB, free: 86.09 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003409/1.379, allocations: 79.78 kB / 1.082 GB, free: 86.02 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03122/1.411, allocations: 27.2 MB / 1.108 GB, free: 58.34 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.742e-06/1.411, allocations: 12.03 kB / 1.108 GB, free: 58.33 MB / 0.7325 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 0.02249/1.433, allocations: 10.14 MB / 1.118 GB, free: 47.95 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002393/1.436, allocations: 0.7202 MB / 1.119 GB, free: 47.21 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004932/1.436, allocations: 67.88 kB / 1.119 GB, free: 47.14 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003329/1.439, allocations: 0.4992 MB / 1.119 GB, free: 46.64 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007851/1.44, allocations: 230 kB / 1.12 GB, free: 46.42 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002094/1.44, allocations: 87.95 kB / 1.12 GB, free: 46.34 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001036/1.442, allocations: 0.9489 MB / 1.121 GB, free: 45.38 MB / 0.7325 GB Notification: Performance of sort global known variables: time 2.01e-07/1.442, allocations: 0 / 1.121 GB, free: 45.38 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.005036/1.447, allocations: 1.842 MB / 1.122 GB, free: 43.54 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 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of Backend phase and start with SimCode phase: time 0.02239/1.469, allocations: 10.79 MB / 1.133 GB, free: 32.49 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.0233/1.492, allocations: 12.44 MB / 1.145 GB, free: 19.95 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 7.835e-06/1.492, allocations: 3.938 kB / 1.145 GB, free: 19.94 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.008388/1.501, allocations: 4.398 MB / 1.149 GB, free: 15.5 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001644/1.502, allocations: 270.6 kB / 1.15 GB, free: 15.25 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.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08702/1.589, allocations: 42.15 MB / 1.191 GB, free: 3.828 MB / 0.7637 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003758/1.593, allocations: 2.84 MB / 1.194 GB, free: 0.957 MB / 0.7637 GB Notification: Performance of simCode: alias equations: time 0.004226/1.597, allocations: 1.637 MB / 1.195 GB, free: 15.32 MB / 0.7794 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001781/1.599, allocations: 1.206 MB / 1.196 GB, free: 14.11 MB / 0.7794 GB Notification: Performance of SimCode: time 2.254e-06/1.599, allocations: 0 / 1.196 GB, free: 14.11 MB / 0.7794 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.4982/2.097, allocations: 102.1 MB / 1.296 GB, free: 293.2 MB / 0.8575 GB Notification: Performance of buildModelFMU: Generate platform static: time 15.98/18.08, allocations: 5.219 kB / 1.296 GB, free: 293.2 MB / 0.8575 GB (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 & python3 -m fmpy simulate --output-file BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)