Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001394/0.001394, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001678/0.001678, allocations: 194.8 kB / 16.25 MB, free: 6.621 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.331/1.331, allocations: 222.9 MB / 239.9 MB, free: 4.512 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002037/0.002038, allocations: 282.9 kB / 290.3 MB, free: 2.121 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9501/0.9501, allocations: 169.2 MB / 0.4978 GB, free: 14.05 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001646/0.001646, allocations: 96.81 kB / 0.5948 GB, free: 28.21 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1727/0.1744, allocations: 86.98 MB / 0.6798 GB, free: 0.8789 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02086/0.1953, allocations: 18.05 MB / 0.6974 GB, free: 14.78 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.0109/0.2062, allocations: 6.743 MB / 0.704 GB, free: 8.016 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001732/0.208, allocations: 43.88 kB / 0.704 GB, free: 7.973 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003855/0.2119, allocations: 1.361 MB / 0.7054 GB, free: 6.609 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.003798/0.2157, allocations: 1.3 MB / 0.7066 GB, free: 5.305 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.003345/0.2191, allocations: 1.169 MB / 0.7078 GB, free: 4.137 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.005927/0.225, allocations: 5.461 MB / 0.7131 GB, free: 14.66 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01296/0.238, allocations: 8.482 MB / 0.7214 GB, free: 6.078 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005075/0.2432, allocations: 2.372 MB / 0.7237 GB, free: 3.699 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005292/0.2485, allocations: 3.125 MB / 0.7268 GB, free: 0.5664 MB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.001907/0.2505, allocations: 0.5117 MB / 0.7273 GB, free: 56 kB / 0.5137 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004235/0.2547, allocations: 1.26 MB / 0.7285 GB, free: 14.79 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.003951/0.2587, allocations: 2.234 MB / 0.7307 GB, free: 12.55 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.00494/0.2637, allocations: 2.175 MB / 0.7328 GB, free: 10.37 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.00947/0.2732, allocations: 7.736 MB / 0.7403 GB, free: 2.613 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 7.514e-06/0.2732, allocations: 0 / 0.7403 GB, free: 2.613 MB / 0.5294 GB Notification: Performance of FrontEnd: time 2.134e-06/0.2732, allocations: 0 / 0.7403 GB, free: 2.613 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0002085/0.2734, allocations: 0 / 0.7403 GB, free: 2.613 MB / 0.5294 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 0.009048/0.2825, allocations: 3.784 MB / 0.744 GB, free: 14.77 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 5.311e-05/0.2826, allocations: 16.03 kB / 0.7441 GB, free: 14.75 MB / 0.545 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0008196/0.2834, allocations: 0.5345 MB / 0.7446 GB, free: 14.21 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01237/0.2958, allocations: 2.341 MB / 0.7469 GB, free: 11.86 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005397/0.3012, allocations: 2.151 MB / 0.749 GB, free: 9.668 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002524/0.3015, allocations: 267.2 kB / 0.7492 GB, free: 9.406 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001489/0.303, allocations: 344 kB / 0.7495 GB, free: 9.07 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0155/0.3185, allocations: 7.092 MB / 0.7565 GB, free: 1.875 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.094e-05/0.3186, allocations: 11.84 kB / 0.7565 GB, free: 1.863 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004404/0.3191, allocations: 144 kB / 0.7566 GB, free: 1.723 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004459/0.3195, allocations: 338 kB / 0.7569 GB, free: 1.391 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01544/0.335, allocations: 6.985 MB / 0.7638 GB, free: 10.39 MB / 0.5606 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 0.3182/0.6532, allocations: 26.54 MB / 0.7897 GB, free: 73.43 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007371/0.6606, allocations: 4.985 MB / 0.7945 GB, free: 70.74 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005535/0.6662, allocations: 2.592 MB / 0.7971 GB, free: 69.99 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002316/0.6664, allocations: 136.1 kB / 0.7972 GB, free: 69.89 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.225e-05/0.6665, allocations: 62.88 kB / 0.7973 GB, free: 69.82 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 4.108e-06/0.6665, allocations: 0 / 0.7973 GB, free: 69.82 MB / 0.5606 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 0.09285/0.7593, allocations: 30.91 MB / 0.8275 GB, free: 54.62 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.989e-05/0.7594, allocations: 239.6 kB / 0.8277 GB, free: 54.34 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001499/0.7609, allocations: 1.408 MB / 0.8291 GB, free: 52.93 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.000425/0.7614, allocations: 65.7 kB / 0.8291 GB, free: 52.86 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004924/0.7619, allocations: 1.485 MB / 0.8306 GB, free: 51.36 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005867/0.7624, allocations: 0.9184 MB / 0.8315 GB, free: 50.45 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008883/0.7633, allocations: 0.6318 MB / 0.8321 GB, free: 49.81 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 3.797e-05/0.7634, allocations: 305.1 kB / 0.8324 GB, free: 49.51 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004549/0.7679, allocations: 2.674 MB / 0.835 GB, free: 46.82 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004839/0.7728, allocations: 3.55 MB / 0.8385 GB, free: 42.9 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009595/0.7824, allocations: 6.384 MB / 0.8447 GB, free: 36.12 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.747e-05/0.7824, allocations: 8 kB / 0.8447 GB, free: 36.11 MB / 0.5606 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 0.02412/0.8066, allocations: 10.98 MB / 0.8554 GB, free: 25.02 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.364e-05/0.8066, allocations: 16 kB / 0.8554 GB, free: 25 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.012e-05/0.8067, allocations: 28.56 kB / 0.8555 GB, free: 24.98 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01794/0.8246, allocations: 5.485 MB / 0.8608 GB, free: 19.48 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004152/0.8288, allocations: 0.9867 MB / 0.8618 GB, free: 18.49 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03729/0.8661, allocations: 28.15 MB / 0.8893 GB, free: 5.91 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004518/0.8707, allocations: 0.5613 MB / 0.8898 GB, free: 5.348 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004768/0.8712, allocations: 152 kB / 0.89 GB, free: 5.199 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007953/0.8792, allocations: 3.965 MB / 0.8938 GB, free: 1.227 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006035/0.8852, allocations: 3.512 MB / 0.8973 GB, free: 13.34 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08691/0.9722, allocations: 24.6 MB / 0.9213 GB, free: 4.234 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.248e-05/0.9722, allocations: 8 kB / 0.9213 GB, free: 4.227 MB / 0.6075 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 0.02535/0.9976, allocations: 10.48 MB / 0.9315 GB, free: 9.605 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.339e-05/0.9976, allocations: 22.44 kB / 0.9316 GB, free: 9.586 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.938e-05/0.9977, allocations: 24 kB / 0.9316 GB, free: 9.562 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01498/1.013, allocations: 4.261 MB / 0.9357 GB, free: 5.281 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004433/1.017, allocations: 1.036 MB / 0.9368 GB, free: 4.246 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03435/1.051, allocations: 27.11 MB / 0.9632 GB, free: 8.43 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004283/1.056, allocations: 0.538 MB / 0.9638 GB, free: 7.891 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004778/1.056, allocations: 144 kB / 0.9639 GB, free: 7.75 MB / 0.6544 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.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[1] - line2.i3[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.0009462/1.057, allocations: 408.9 kB / 0.9643 GB, free: 7.348 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005911/1.058, allocations: 200.1 kB / 0.9645 GB, free: 7.152 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 postOpt wrapFunctionCalls (simulation): time 0.02634/1.084, allocations: 10.16 MB / 0.9744 GB, free: 12.91 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.275e-05/1.084, allocations: 28 kB / 0.9744 GB, free: 12.88 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.224e-05/1.084, allocations: 12 kB / 0.9744 GB, free: 12.87 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.099e-05/1.084, allocations: 15.89 kB / 0.9744 GB, free: 12.86 MB / 0.67 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 0.03508/1.119, allocations: 16.3 MB / 0.9904 GB, free: 12.39 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.99e-05/1.12, allocations: 8.938 kB / 0.9904 GB, free: 12.38 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00346/1.123, allocations: 0.7371 MB / 0.9911 GB, free: 11.64 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01891/1.142, allocations: 5.111 MB / 0.9961 GB, free: 6.508 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006593/1.143, allocations: 75.95 kB / 0.9962 GB, free: 6.434 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04149/1.184, allocations: 27.24 MB / 1.023 GB, free: 10.71 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.448e-06/1.184, allocations: 8 kB / 1.023 GB, free: 10.71 MB / 0.7169 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 0.02587/1.21, allocations: 10.1 MB / 1.033 GB, free: 372 kB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002148/1.212, allocations: 0.7132 MB / 1.033 GB, free: 15.63 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004488/1.213, allocations: 63.88 kB / 1.033 GB, free: 15.57 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003278/1.216, allocations: 0.4953 MB / 1.034 GB, free: 15.07 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009028/1.217, allocations: 226.4 kB / 1.034 GB, free: 14.85 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002416/1.217, allocations: 91.95 kB / 1.034 GB, free: 14.76 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001475/1.219, allocations: 0.9489 MB / 1.035 GB, free: 13.8 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.5e-07/1.219, allocations: 7.938 kB / 1.035 GB, free: 13.8 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.006394/1.225, allocations: 1.841 MB / 1.037 GB, free: 11.96 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of Backend phase and start with SimCode phase: time 0.02576/1.251, allocations: 10.75 MB / 1.047 GB, free: 0.9453 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.3596/1.61, allocations: 14.33 MB / 1.061 GB, free: 246.3 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.222e-05/1.611, allocations: 2.188 kB / 1.061 GB, free: 246.3 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01076/1.621, allocations: 4.416 MB / 1.066 GB, free: 245.4 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002191/1.624, allocations: 263.3 kB / 1.066 GB, free: 245.2 MB / 0.7325 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09039/1.714, allocations: 44.67 MB / 1.11 GB, free: 217.2 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002913/1.717, allocations: 2.834 MB / 1.112 GB, free: 214.4 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.004597/1.721, allocations: 1.642 MB / 1.114 GB, free: 212.8 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001542/1.723, allocations: 1.202 MB / 1.115 GB, free: 211.6 MB / 0.7325 GB Notification: Performance of SimCode: time 8.02e-07/1.723, allocations: 0 / 1.115 GB, free: 211.6 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1379/1.861, allocations: 100.9 MB / 1.214 GB, free: 111.2 MB / 0.7325 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.000166/1.861, allocations: 314.8 kB / 1.214 GB, free: 110.8 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.922/5.783, allocations: 0 / 1.214 GB, free: 110.8 MB / 0.7325 GB (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)