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: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001226/0.001226, 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 0.001203/0.001203, allocations: 193.8 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 1.311/1.311, allocations: 222.9 MB / 239.8 MB, free: 4.625 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002002/0.002002, allocations: 279.1 kB / 290.2 MB, free: 2.23 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9282/0.9282, allocations: 169.2 MB / 0.4977 GB, free: 14.16 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001664/0.001664, allocations: 91.97 kB / 0.5945 GB, free: 28.39 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1551/0.1568, allocations: 86.99 MB / 0.6795 GB, free: 1.145 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02092/0.1778, allocations: 18.13 MB / 0.6972 GB, free: 14.96 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01156/0.1894, allocations: 6.857 MB / 0.7039 GB, free: 8.094 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001505/0.1909, allocations: 43.88 kB / 0.7039 GB, free: 8.051 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003657/0.1946, allocations: 1.361 MB / 0.7052 GB, free: 6.688 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.003235/0.1978, allocations: 1.327 MB / 0.7065 GB, free: 5.355 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002989/0.2008, allocations: 1.173 MB / 0.7077 GB, free: 4.184 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.007615/0.2085, allocations: 8.522 MB / 0.716 GB, free: 11.64 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01062/0.2191, allocations: 7.954 MB / 0.7238 GB, free: 3.59 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003461/0.2226, allocations: 1.978 MB / 0.7257 GB, free: 1.605 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004641/0.2273, allocations: 3.07 MB / 0.7287 GB, free: 14.53 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.001442/0.2287, allocations: 368 kB / 0.7291 GB, free: 14.17 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003414/0.2321, allocations: 1.307 MB / 0.7303 GB, free: 12.86 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.003198/0.2354, allocations: 2.093 MB / 0.7324 GB, free: 10.76 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.004752/0.2401, allocations: 2.019 MB / 0.7344 GB, free: 8.734 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.009432/0.2496, allocations: 7.662 MB / 0.7418 GB, free: 1.051 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 6.532e-06/0.2496, allocations: 0 / 0.7418 GB, free: 1.051 MB / 0.5294 GB Notification: Performance of FrontEnd: time 9.62e-07/0.2496, allocations: 0 / 0.7418 GB, free: 1.051 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0002347/0.2499, allocations: 0 / 0.7418 GB, free: 1.051 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 0.009286/0.2592, allocations: 3.829 MB / 0.7456 GB, free: 13.16 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.239e-05/0.2592, allocations: 12.03 kB / 0.7456 GB, free: 13.15 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01205/0.2713, allocations: 2.353 MB / 0.7479 GB, free: 10.79 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004605/0.2759, allocations: 2.151 MB / 0.75 GB, free: 8.598 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000193/0.2761, allocations: 271.5 kB / 0.7502 GB, free: 8.332 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008055/0.2769, allocations: 359.8 kB / 0.7506 GB, free: 7.98 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01425/0.2912, allocations: 7.124 MB / 0.7575 GB, free: 0.7539 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.877e-05/0.2913, allocations: 3.938 kB / 0.7575 GB, free: 0.75 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004098/0.2917, allocations: 152 kB / 0.7577 GB, free: 0.6016 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004401/0.2922, allocations: 334.1 kB / 0.758 GB, free: 280 kB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01503/0.3072, allocations: 7.001 MB / 0.7648 GB, free: 9.262 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 0.3343/0.6416, allocations: 26.66 MB / 0.7909 GB, free: 72.53 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007291/0.6489, allocations: 4.999 MB / 0.7958 GB, free: 69.83 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005283/0.6542, allocations: 2.593 MB / 0.7983 GB, free: 69.07 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002147/0.6544, allocations: 139 kB / 0.7984 GB, free: 68.97 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.596e-05/0.6545, allocations: 64.12 kB / 0.7985 GB, free: 68.91 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 4.198e-06/0.6545, allocations: 0 / 0.7985 GB, free: 68.91 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 0.09349/0.748, allocations: 30.95 MB / 0.8287 GB, free: 53.27 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.682e-05/0.7481, allocations: 243.5 kB / 0.8289 GB, free: 52.98 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001617/0.7497, allocations: 1.446 MB / 0.8304 GB, free: 51.53 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0003746/0.7501, allocations: 65.7 kB / 0.8304 GB, free: 51.46 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005392/0.7506, allocations: 1.5 MB / 0.8319 GB, free: 49.95 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006083/0.7512, allocations: 0.9185 MB / 0.8328 GB, free: 49.04 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009611/0.7522, allocations: 0.6318 MB / 0.8334 GB, free: 48.4 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 4.334e-05/0.7523, allocations: 301.1 kB / 0.8337 GB, free: 48.1 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004589/0.7569, allocations: 2.67 MB / 0.8363 GB, free: 45.42 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004886/0.7618, allocations: 3.548 MB / 0.8398 GB, free: 41.5 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009588/0.7714, allocations: 6.385 MB / 0.846 GB, free: 34.71 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.306e-05/0.7714, allocations: 12 kB / 0.846 GB, free: 34.7 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 0.02353/0.7949, allocations: 10.98 MB / 0.8567 GB, free: 23.61 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.657e-05/0.795, allocations: 19.75 kB / 0.8568 GB, free: 23.6 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.219e-05/0.795, allocations: 28 kB / 0.8568 GB, free: 23.57 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01783/0.8129, allocations: 5.466 MB / 0.8621 GB, free: 18.09 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003823/0.8167, allocations: 0.9789 MB / 0.8631 GB, free: 17.11 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0344/0.8511, allocations: 25.77 MB / 0.8882 GB, free: 6.945 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004155/0.8553, allocations: 0.5536 MB / 0.8888 GB, free: 6.391 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003748/0.8557, allocations: 144 kB / 0.8889 GB, free: 6.25 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007336/0.863, allocations: 3.972 MB / 0.8928 GB, free: 2.273 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00572/0.8688, allocations: 3.513 MB / 0.8962 GB, free: 14.38 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08811/0.9569, allocations: 24.56 MB / 0.9202 GB, free: 5.32 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.567e-05/0.957, allocations: 8 kB / 0.9202 GB, free: 5.312 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 0.02419/0.9811, allocations: 10.49 MB / 0.9305 GB, free: 10.69 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.33e-05/0.9812, allocations: 16 kB / 0.9305 GB, free: 10.67 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.503e-05/0.9812, allocations: 24 kB / 0.9305 GB, free: 10.65 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01464/0.9959, allocations: 4.253 MB / 0.9347 GB, free: 6.371 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004168/1, allocations: 1.032 MB / 0.9357 GB, free: 5.34 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03193/1.032, allocations: 24.95 MB / 0.96 GB, free: 11.7 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003958/1.036, allocations: 0.5303 MB / 0.9605 GB, free: 11.17 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00033/1.036, allocations: 152 kB / 0.9607 GB, free: 11.02 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 0.0008819/1.037, allocations: 395.2 kB / 0.9611 GB, free: 10.63 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005126/1.038, allocations: 209.6 kB / 0.9613 GB, free: 10.42 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 0.02548/1.063, allocations: 10.15 MB / 0.9712 GB, free: 184 kB / 0.6544 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.049e-05/1.063, allocations: 37.25 kB / 0.9712 GB, free: 148 kB / 0.6544 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.821e-05/1.063, allocations: 12 kB / 0.9712 GB, free: 136 kB / 0.6544 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.708e-05/1.063, allocations: 15.95 kB / 0.9712 GB, free: 120 kB / 0.6544 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 0.03372/1.097, allocations: 16.31 MB / 0.9872 GB, free: 15.63 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.65e-05/1.097, allocations: 8 kB / 0.9872 GB, free: 15.62 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003145/1.1, allocations: 0.7332 MB / 0.9879 GB, free: 14.89 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01821/1.119, allocations: 5.095 MB / 0.9929 GB, free: 9.781 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005582/1.119, allocations: 71.95 kB / 0.9929 GB, free: 9.711 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03592/1.155, allocations: 24.86 MB / 1.017 GB, free: 392 kB / 0.7012 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.121e-05/1.155, allocations: 12.03 kB / 1.017 GB, free: 380 kB / 0.7012 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 0.02424/1.179, allocations: 10.09 MB / 1.027 GB, free: 6.027 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001537/1.181, allocations: 0.7248 MB / 1.028 GB, free: 5.281 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004093/1.181, allocations: 55.98 kB / 1.028 GB, free: 5.227 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003136/1.184, allocations: 0.4992 MB / 1.028 GB, free: 4.727 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007904/1.185, allocations: 229.7 kB / 1.029 GB, free: 4.5 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002237/1.185, allocations: 91.95 kB / 1.029 GB, free: 4.41 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001246/1.187, allocations: 0.9816 MB / 1.03 GB, free: 3.426 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.4e-07/1.187, allocations: 0 / 1.03 GB, free: 3.426 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.005222/1.192, allocations: 1.844 MB / 1.031 GB, free: 1.582 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)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0003657/1.192, allocations: 178.8 kB / 1.032 GB, free: 1.395 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.02614/1.218, allocations: 12.36 MB / 1.044 GB, free: 4.941 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 8.286e-06/1.219, allocations: 2 kB / 1.044 GB, free: 4.941 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009858/1.228, allocations: 4.406 MB / 1.048 GB, free: 496 kB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001967/1.23, allocations: 284.8 kB / 1.048 GB, free: 216 kB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.3105/1.541, allocations: 11.11 MB / 1.059 GB, free: 239.2 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003288/1.544, allocations: 2.849 MB / 1.062 GB, free: 238.4 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.005121/1.549, allocations: 1.644 MB / 1.063 GB, free: 238.4 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006378/1.55, allocations: 177.7 kB / 1.064 GB, free: 238.4 MB / 0.7325 GB Notification: Performance of SimCode: time 1.213e-06/1.55, allocations: 3.281 kB / 1.064 GB, free: 238.4 MB / 0.7325 GB Notification: Performance of Templates: time 0.08116/1.631, allocations: 75.13 MB / 1.137 GB, free: 187.6 MB / 0.7325 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (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 & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)