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 0.001281/0.001281, allocations: 108.4 kB / 16.41 MB, free: 6.453 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00124/0.00124, allocations: 189.2 kB / 17.34 MB, free: 5.738 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.398/1.398, allocations: 222.9 MB / 241 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.00253/0.00253, allocations: 296.2 kB / 291.5 MB, free: 14.43 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9971/0.9971, allocations: 169.2 MB / 0.499 GB, free: 4.406 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002709/0.002709, allocations: 95.84 kB / 0.6823 GB, free: 6.777 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4129/0.4157, allocations: 86.97 MB / 0.7672 GB, free: 3.715 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02334/0.439, allocations: 18.27 MB / 0.785 GB, free: 1.383 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01144/0.4505, allocations: 6.812 MB / 0.7917 GB, free: 10.55 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001333/0.4519, allocations: 59.88 kB / 0.7918 GB, free: 10.49 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003694/0.4556, allocations: 1.493 MB / 0.7932 GB, free: 8.992 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003241/0.4588, allocations: 1.428 MB / 0.7946 GB, free: 7.559 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003031/0.4619, allocations: 1.298 MB / 0.7959 GB, free: 6.258 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.006158/0.468, allocations: 5.468 MB / 0.8012 GB, free: 0.7773 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008327/0.4764, allocations: 7.12 MB / 0.8082 GB, free: 9.551 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003504/0.4799, allocations: 2.377 MB / 0.8105 GB, free: 7.168 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004604/0.4845, allocations: 2.968 MB / 0.8134 GB, free: 4.191 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0009329/0.4855, allocations: 0.5156 MB / 0.8139 GB, free: 3.676 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002357/0.4878, allocations: 1.28 MB / 0.8151 GB, free: 2.395 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002311/0.4902, allocations: 2.242 MB / 0.8173 GB, free: 152 kB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.002625/0.4928, allocations: 2.191 MB / 0.8195 GB, free: 13.95 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.008177/0.501, allocations: 7.798 MB / 0.8271 GB, free: 6.133 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 4.809e-06/0.501, allocations: 0 / 0.8271 GB, free: 6.133 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.823e-06/0.501, allocations: 0 / 0.8271 GB, free: 6.133 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001498/0.5012, allocations: 0 / 0.8271 GB, free: 6.133 MB / 0.5919 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.007906/0.5091, allocations: 3.907 MB / 0.8309 GB, free: 2.16 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 3.545e-05/0.5091, allocations: 8.031 kB / 0.8309 GB, free: 2.152 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01281/0.5219, allocations: 2.378 MB / 0.8332 GB, free: 15.77 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004879/0.5268, allocations: 2.191 MB / 0.8354 GB, free: 13.53 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002304/0.5271, allocations: 267.5 kB / 0.8356 GB, free: 13.27 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008209/0.5279, allocations: 351.9 kB / 0.836 GB, free: 12.93 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0146/0.5425, allocations: 7.124 MB / 0.8429 GB, free: 5.699 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.798e-05/0.5426, allocations: 4 kB / 0.8429 GB, free: 5.695 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004613/0.5431, allocations: 151.9 kB / 0.8431 GB, free: 5.547 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004879/0.5436, allocations: 334.1 kB / 0.8434 GB, free: 5.219 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01588/0.5595, allocations: 7.005 MB / 0.8502 GB, free: 14.2 MB / 0.6231 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03483/0.5943, allocations: 26.53 MB / 0.8761 GB, free: 1.484 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008747/0.6031, allocations: 4.987 MB / 0.881 GB, free: 12.2 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006214/0.6093, allocations: 2.616 MB / 0.8836 GB, free: 9.566 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002729/0.6096, allocations: 131 kB / 0.8837 GB, free: 9.418 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.823e-05/0.6097, allocations: 68.48 kB / 0.8837 GB, free: 9.344 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 3.687e-06/0.6097, allocations: 0 / 0.8837 GB, free: 9.344 MB / 0.6544 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1061/0.7158, allocations: 31.21 MB / 0.9142 GB, free: 10.08 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001585/0.716, allocations: 239.6 kB / 0.9145 GB, free: 9.793 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00204/0.718, allocations: 1.446 MB / 0.9159 GB, free: 8.34 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0003768/0.7184, allocations: 69.7 kB / 0.9159 GB, free: 8.266 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.001087/0.7195, allocations: 1.554 MB / 0.9174 GB, free: 6.695 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009464/0.7205, allocations: 0.9566 MB / 0.9184 GB, free: 5.73 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001175/0.7217, allocations: 0.6321 MB / 0.919 GB, free: 5.09 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.0001202/0.7218, allocations: 305.1 kB / 0.9193 GB, free: 4.789 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006012/0.7278, allocations: 2.67 MB / 0.9219 GB, free: 2.109 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006743/0.7346, allocations: 3.552 MB / 0.9254 GB, free: 14.18 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01283/0.7474, allocations: 6.387 MB / 0.9316 GB, free: 7.391 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.25e-05/0.7474, allocations: 4 kB / 0.9316 GB, free: 7.387 MB / 0.7012 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.02843/0.7759, allocations: 11.01 MB / 0.9424 GB, free: 12.27 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 3.256e-05/0.7759, allocations: 16 kB / 0.9424 GB, free: 12.26 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.085e-05/0.776, allocations: 24 kB / 0.9424 GB, free: 12.23 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02054/0.7965, allocations: 5.47 MB / 0.9477 GB, free: 6.754 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004558/0.8011, allocations: 0.9828 MB / 0.9487 GB, free: 5.77 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3723/1.173, allocations: 28.17 MB / 0.9762 GB, free: 177 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004168/1.178, allocations: 0.5519 MB / 0.9767 GB, free: 177 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003359/1.178, allocations: 152.7 kB / 0.9769 GB, free: 177 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007227/1.185, allocations: 3.962 MB / 0.9808 GB, free: 176.2 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005269/1.19, allocations: 3.519 MB / 0.9842 GB, free: 174.3 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07903/1.27, allocations: 24.56 MB / 1.008 GB, free: 162.9 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.093e-05/1.27, allocations: 12 kB / 1.008 GB, free: 162.9 MB / 0.7325 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02136/1.291, allocations: 10.5 MB / 1.018 GB, free: 152.4 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.146e-05/1.291, allocations: 20 kB / 1.018 GB, free: 152.4 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.745e-05/1.291, allocations: 28 kB / 1.018 GB, free: 152.3 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01323/1.304, allocations: 4.242 MB / 1.023 GB, free: 148.1 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003974/1.308, allocations: 1.03 MB / 1.024 GB, free: 147 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03799/1.346, allocations: 27.14 MB / 1.05 GB, free: 119.5 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005759/1.352, allocations: 0.5304 MB / 1.051 GB, free: 118.9 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004731/1.352, allocations: 152 kB / 1.051 GB, free: 118.8 MB / 0.7325 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001028/1.354, allocations: 398.1 kB / 1.051 GB, free: 118.4 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007745/1.354, allocations: 215.7 kB / 1.051 GB, free: 118.3 MB / 0.7325 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03464/1.389, allocations: 10.17 MB / 1.061 GB, free: 108 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.22e-05/1.389, allocations: 28 kB / 1.061 GB, free: 108 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.38e-05/1.389, allocations: 12 kB / 1.061 GB, free: 108 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.02e-05/1.389, allocations: 15.95 kB / 1.061 GB, free: 108 MB / 0.7325 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02911/1.418, allocations: 16.28 MB / 1.077 GB, free: 91.51 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.844e-05/1.418, allocations: 8 kB / 1.077 GB, free: 91.5 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003127/1.421, allocations: 0.7333 MB / 1.078 GB, free: 90.77 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01635/1.438, allocations: 5.091 MB / 1.083 GB, free: 85.66 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003732/1.438, allocations: 71.95 kB / 1.083 GB, free: 85.59 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03186/1.47, allocations: 27.25 MB / 1.11 GB, free: 57.87 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.302e-06/1.47, allocations: 19.78 kB / 1.11 GB, free: 57.85 MB / 0.7325 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02215/1.492, allocations: 10.11 MB / 1.12 GB, free: 47.49 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001442/1.494, allocations: 0.724 MB / 1.12 GB, free: 46.75 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003697/1.494, allocations: 59.94 kB / 1.12 GB, free: 46.69 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003179/1.497, allocations: 0.4992 MB / 1.121 GB, free: 46.19 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006895/1.498, allocations: 226.4 kB / 1.121 GB, free: 45.97 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002116/1.498, allocations: 91.94 kB / 1.121 GB, free: 45.88 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.00101/1.499, allocations: 0.9777 MB / 1.122 GB, free: 44.9 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.91e-07/1.499, allocations: 4 kB / 1.122 GB, free: 44.89 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.004791/1.504, allocations: 1.842 MB / 1.124 GB, free: 43.05 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0003316/1.504, allocations: 187.2 kB / 1.124 GB, free: 42.86 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.03262/1.537, allocations: 12.43 MB / 1.136 GB, free: 30.33 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.063e-05/1.537, allocations: 4.656 kB / 1.136 GB, free: 30.32 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.01378/1.551, allocations: 4.423 MB / 1.14 GB, free: 25.87 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002998/1.554, allocations: 300.1 kB / 1.141 GB, free: 25.59 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02293/1.577, allocations: 9.577 MB / 1.15 GB, free: 15.9 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002101/1.579, allocations: 2.846 MB / 1.153 GB, free: 13.02 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.003653/1.583, allocations: 1.649 MB / 1.155 GB, free: 11.36 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005985/1.583, allocations: 175.3 kB / 1.155 GB, free: 11.19 MB / 0.7325 GB Notification: Performance of SimCode: time 6.52e-07/1.583, allocations: 0 / 1.155 GB, free: 11.19 MB / 0.7325 GB Notification: Performance of Templates: time 0.1148/1.698, allocations: 79.04 MB / 1.232 GB, free: 12.35 MB / 0.8106 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 -s gbode -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)