Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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.UnbalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_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 0.00144/0.00144, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001677/0.001677, allocations: 196.4 kB / 16.14 MB, free: 6.707 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.254/1.254, allocations: 222.9 MB / 239.8 MB, free: 4.621 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001978/0.001978, allocations: 275 kB / 290.2 MB, free: 2.242 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.8905/0.8905, allocations: 169.2 MB / 0.4977 GB, free: 14.14 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001619/0.001619, allocations: 91.7 kB / 0.5946 GB, free: 28.44 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1504/0.1521, allocations: 86.99 MB / 0.6796 GB, free: 1.055 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01883/0.1709, allocations: 18.13 MB / 0.6973 GB, free: 14.88 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01037/0.1813, allocations: 6.868 MB / 0.704 GB, free: 7.988 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00148/0.1828, allocations: 47.88 kB / 0.704 GB, free: 7.941 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003093/0.186, allocations: 1.357 MB / 0.7054 GB, free: 6.582 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.002845/0.1888, allocations: 1.331 MB / 0.7067 GB, free: 5.246 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002687/0.1915, allocations: 1.173 MB / 0.7078 GB, free: 4.074 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.007253/0.1988, allocations: 8.522 MB / 0.7161 GB, free: 11.54 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01098/0.2098, allocations: 7.942 MB / 0.7239 GB, free: 3.492 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003363/0.2132, allocations: 1.978 MB / 0.7258 GB, free: 1.508 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00576/0.219, allocations: 3.066 MB / 0.7288 GB, free: 14.43 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.001717/0.2207, allocations: 368 kB / 0.7292 GB, free: 14.07 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003472/0.2242, allocations: 1.303 MB / 0.7304 GB, free: 12.77 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.003274/0.2275, allocations: 2.093 MB / 0.7325 GB, free: 10.67 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.004335/0.2319, allocations: 2.019 MB / 0.7345 GB, free: 8.645 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.00897/0.2408, allocations: 7.666 MB / 0.7419 GB, free: 0.957 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 5.31e-06/0.2409, allocations: 0 / 0.7419 GB, free: 0.957 MB / 0.5294 GB Notification: Performance of FrontEnd: time 1.412e-06/0.2409, allocations: 0 / 0.7419 GB, free: 0.957 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0001873/0.2411, allocations: 0 / 0.7419 GB, free: 0.957 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.007888/0.249, allocations: 3.823 MB / 0.7457 GB, free: 13.07 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.333e-05/0.249, allocations: 12.03 kB / 0.7457 GB, free: 13.06 MB / 0.545 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007523/0.2498, allocations: 0.5543 MB / 0.7462 GB, free: 12.5 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01168/0.2615, allocations: 2.341 MB / 0.7485 GB, free: 10.15 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004594/0.2661, allocations: 2.167 MB / 0.7506 GB, free: 7.941 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002045/0.2663, allocations: 275.2 kB / 0.7509 GB, free: 7.672 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009441/0.2673, allocations: 340 kB / 0.7512 GB, free: 7.34 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0136/0.2809, allocations: 7.136 MB / 0.7582 GB, free: 104 kB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.913e-05/0.281, allocations: 0 / 0.7582 GB, free: 104 kB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004389/0.2815, allocations: 148 kB / 0.7583 GB, free: 15.95 MB / 0.5606 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004228/0.2819, allocations: 334 kB / 0.7586 GB, free: 15.63 MB / 0.5606 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01506/0.297, allocations: 7.001 MB / 0.7655 GB, free: 8.617 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 0.2836/0.5806, allocations: 26.66 MB / 0.7915 GB, free: 72.14 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007534/0.5882, allocations: 4.986 MB / 0.7964 GB, free: 69.44 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005612/0.5938, allocations: 2.609 MB / 0.7989 GB, free: 68.68 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002639/0.5941, allocations: 126.7 kB / 0.7991 GB, free: 68.58 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.733e-05/0.5942, allocations: 69.55 kB / 0.7991 GB, free: 68.51 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 4.328e-06/0.5942, allocations: 3.156 kB / 0.7991 GB, free: 68.51 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 0.09511/0.6893, allocations: 30.96 MB / 0.8294 GB, free: 52.71 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.145e-05/0.6894, allocations: 235.6 kB / 0.8296 GB, free: 52.43 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002171/0.6916, allocations: 1.446 MB / 0.831 GB, free: 50.98 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0005502/0.6922, allocations: 73.7 kB / 0.8311 GB, free: 50.9 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006135/0.6928, allocations: 1.493 MB / 0.8325 GB, free: 49.4 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008904/0.6937, allocations: 0.9231 MB / 0.8334 GB, free: 48.48 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009885/0.6947, allocations: 0.6334 MB / 0.834 GB, free: 47.84 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 4.366e-05/0.6948, allocations: 305.1 kB / 0.8343 GB, free: 47.54 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004544/0.6993, allocations: 2.674 MB / 0.8369 GB, free: 44.86 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004764/0.7041, allocations: 3.548 MB / 0.8404 GB, free: 40.93 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009523/0.7136, allocations: 6.383 MB / 0.8466 GB, free: 34.15 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.036e-05/0.7137, allocations: 11.98 kB / 0.8466 GB, free: 34.14 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 0.02334/0.737, allocations: 10.98 MB / 0.8574 GB, free: 23.05 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 4.869e-05/0.7371, allocations: 16 kB / 0.8574 GB, free: 23.04 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.41e-05/0.7371, allocations: 27.94 kB / 0.8574 GB, free: 23.01 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01759/0.7547, allocations: 5.465 MB / 0.8628 GB, free: 17.53 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003766/0.7585, allocations: 0.9857 MB / 0.8637 GB, free: 16.55 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03539/0.794, allocations: 25.77 MB / 0.8889 GB, free: 6.375 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004082/0.7981, allocations: 0.5536 MB / 0.8894 GB, free: 5.82 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006336/0.7987, allocations: 151.9 kB / 0.8896 GB, free: 5.672 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007859/0.8066, allocations: 3.96 MB / 0.8934 GB, free: 1.703 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006163/0.8128, allocations: 3.514 MB / 0.8969 GB, free: 13.81 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08492/0.8977, allocations: 24.56 MB / 0.9208 GB, free: 4.754 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.979e-05/0.8978, allocations: 8 kB / 0.9208 GB, free: 4.746 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 0.02607/0.9239, allocations: 10.49 MB / 0.9311 GB, free: 10.12 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 5.549e-05/0.924, allocations: 18.34 kB / 0.9311 GB, free: 10.11 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.201e-05/0.924, allocations: 32.06 kB / 0.9311 GB, free: 10.07 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01521/0.9392, allocations: 4.241 MB / 0.9353 GB, free: 5.809 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004407/0.9437, allocations: 1.036 MB / 0.9363 GB, free: 4.773 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03379/0.9775, allocations: 24.95 MB / 0.9607 GB, free: 11.13 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004158/0.9817, allocations: 0.5419 MB / 0.9612 GB, free: 10.59 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000682/0.9824, allocations: 147.9 kB / 0.9613 GB, free: 10.45 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 0.001409/0.9838, allocations: 406 kB / 0.9617 GB, free: 10.04 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008856/0.9847, allocations: 197.7 kB / 0.9619 GB, free: 9.848 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 0.02629/1.011, allocations: 10.17 MB / 0.9718 GB, free: 15.59 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.997e-05/1.011, allocations: 28 kB / 0.9719 GB, free: 15.57 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.187e-05/1.011, allocations: 12 kB / 0.9719 GB, free: 15.55 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.483e-05/1.011, allocations: 15.94 kB / 0.9719 GB, free: 15.54 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 0.03602/1.047, allocations: 16.3 MB / 0.9878 GB, free: 15.05 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.314e-05/1.047, allocations: 8 kB / 0.9878 GB, free: 15.05 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003254/1.051, allocations: 0.7372 MB / 0.9885 GB, free: 14.31 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01803/1.069, allocations: 5.091 MB / 0.9935 GB, free: 9.203 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005424/1.069, allocations: 75.95 kB / 0.9936 GB, free: 9.129 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.036/1.105, allocations: 24.85 MB / 1.018 GB, free: 15.81 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.393e-05/1.105, allocations: 15.97 kB / 1.018 GB, free: 15.79 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 0.02422/1.129, allocations: 10.1 MB / 1.028 GB, free: 5.449 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001592/1.131, allocations: 0.7209 MB / 1.028 GB, free: 4.707 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006787/1.132, allocations: 59.94 kB / 1.028 GB, free: 4.648 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003391/1.135, allocations: 0.4992 MB / 1.029 GB, free: 4.148 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000857/1.136, allocations: 226.4 kB / 1.029 GB, free: 3.922 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003276/1.136, allocations: 87.95 kB / 1.029 GB, free: 3.836 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001481/1.138, allocations: 0.9855 MB / 1.03 GB, free: 2.848 MB / 0.7169 GB Notification: Performance of sort global known variables: time 3.01e-07/1.138, allocations: 0 / 1.03 GB, free: 2.848 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.00746/1.145, allocations: 1.84 MB / 1.032 GB, free: 1.008 MB / 0.7169 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 0.02454/1.17, allocations: 10.75 MB / 1.043 GB, free: 5.996 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.2977/1.468, allocations: 12.36 MB / 1.055 GB, free: 245.4 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.139e-05/1.468, allocations: 1.438 kB / 1.055 GB, free: 245.4 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009401/1.477, allocations: 4.401 MB / 1.059 GB, free: 244.8 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00199/1.479, allocations: 274.9 kB / 1.059 GB, free: 244.8 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. 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.conv1.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.conv1.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 simCode: created linear, non-linear and system jacobian parts: time 0.08577/1.565, allocations: 45.62 MB / 1.104 GB, free: 222.7 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002329/1.567, allocations: 2.848 MB / 1.106 GB, free: 220 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.004402/1.572, allocations: 1.641 MB / 1.108 GB, free: 218.4 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001367/1.573, allocations: 1.22 MB / 1.109 GB, free: 217.2 MB / 0.7325 GB Notification: Performance of SimCode: time 1.092e-06/1.573, allocations: 0 / 1.109 GB, free: 217.2 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1002/1.673, allocations: 98.96 MB / 1.206 GB, free: 118.8 MB / 0.7325 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.000171/1.673, allocations: 319.2 kB / 1.206 GB, free: 118.4 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.192/4.866, allocations: 6.938 kB / 1.206 GB, free: 118.4 MB / 0.7325 GB (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)