Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001886/0.001886, allocations: 81.5 kB / 19.44 MB, free: 344 kB / 13.93 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002059/0.002059, allocations: 173.2 kB / 22.76 MB, free: 1.664 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.572/1.572, allocations: 177.1 MB / 203.1 MB, free: 5.621 MB / 186.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 3.369/3.369, allocations: 429.5 MB / 0.6729 GB, free: 4.008 MB / 0.6355 GB " [Timeout remaining time 176] Using package Buildings with version 14.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 2.054e-06/2.054e-06, allocations: 0 / 0.8775 GB, free: 6.543 MB / 0.8386 GB Notification: Performance of FrontEnd - Absyn->SCode: time 3.175e-05/3.38e-05, allocations: 3.062 kB / 0.8775 GB, free: 6.539 MB / 0.8386 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02977/0.0298, allocations: 18.48 MB / 0.8956 GB, free: 4.02 MB / 0.8542 GB Notification: Performance of NFInst.instExpressions: time 0.01557/0.04538, allocations: 6.876 MB / 0.9023 GB, free: 13.14 MB / 0.8698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0022/0.04758, allocations: 67.75 kB / 0.9024 GB, free: 13.07 MB / 0.8698 GB Notification: Performance of NFTyping.typeComponents: time 0.005149/0.05272, allocations: 1.528 MB / 0.9039 GB, free: 11.54 MB / 0.8698 GB Notification: Performance of NFTyping.typeBindings: time 0.005066/0.05779, allocations: 1.473 MB / 0.9053 GB, free: 10.05 MB / 0.8698 GB Notification: Performance of NFTyping.typeClassSections: time 0.004476/0.06227, allocations: 1.286 MB / 0.9066 GB, free: 8.766 MB / 0.8698 GB Notification: Performance of NFFlatten.flatten: time 0.009143/0.07141, allocations: 5.518 MB / 0.912 GB, free: 3.234 MB / 0.8698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008197/0.07961, allocations: 3.359 MB / 0.9152 GB, free: 15.78 MB / 0.8855 GB Notification: Performance of NFEvalConstants.evaluate: time 0.008325/0.08793, allocations: 3.337 MB / 0.9185 GB, free: 12.43 MB / 0.8855 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00694/0.09487, allocations: 3.024 MB / 0.9214 GB, free: 9.402 MB / 0.8855 GB Notification: Performance of NFPackage.collectConstants: time 0.002316/0.09719, allocations: 0.5117 MB / 0.9219 GB, free: 8.891 MB / 0.8855 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004204/0.1014, allocations: 1.209 MB / 0.9231 GB, free: 7.68 MB / 0.8855 GB Notification: Performance of NFScalarize.scalarize: time 0.004796/0.1062, allocations: 2.432 MB / 0.9255 GB, free: 5.242 MB / 0.8855 GB Notification: Performance of NFVerifyModel.verify: time 0.005511/0.1117, allocations: 1.548 MB / 0.927 GB, free: 3.691 MB / 0.8855 GB Notification: Performance of NFConvertDAE.convert: time 0.01442/0.1261, allocations: 7.975 MB / 0.9348 GB, free: 11.7 MB / 0.9011 GB Notification: Performance of FrontEnd - DAE generated: time 6.842e-06/0.1261, allocations: 0 / 0.9348 GB, free: 11.7 MB / 0.9011 GB Notification: Performance of FrontEnd: time 2.114e-06/0.1261, allocations: 4 kB / 0.9348 GB, free: 11.69 MB / 0.9011 GB Notification: Performance of Transformations before backend: time 0.0002917/0.1264, allocations: 0 / 0.9348 GB, free: 11.69 MB / 0.9011 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01406/0.1405, allocations: 4.373 MB / 0.9391 GB, free: 7.266 MB / 0.9011 GB Notification: Performance of prepare preOptimizeDAE: time 4.957e-05/0.1405, allocations: 8.031 kB / 0.9391 GB, free: 7.258 MB / 0.9011 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0152/0.1557, allocations: 2.526 MB / 0.9415 GB, free: 4.727 MB / 0.9011 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007482/0.1632, allocations: 1.957 MB / 0.9435 GB, free: 2.738 MB / 0.9011 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003978/0.1636, allocations: 267.4 kB / 0.9437 GB, free: 2.477 MB / 0.9011 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002055/0.1657, allocations: 340.3 kB / 0.944 GB, free: 2.145 MB / 0.9011 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01712/0.1828, allocations: 4.108 MB / 0.9481 GB, free: 13.89 MB / 0.9167 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001713/0.183, allocations: 7.938 kB / 0.9481 GB, free: 13.88 MB / 0.9167 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001477/0.1844, allocations: 148 kB / 0.9482 GB, free: 13.74 MB / 0.9167 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006882/0.1851, allocations: 330 kB / 0.9485 GB, free: 13.41 MB / 0.9167 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01259/0.1977, allocations: 2.434 MB / 0.9509 GB, free: 10.97 MB / 0.9167 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0457/0.2434, allocations: 19.69 MB / 0.9701 GB, free: 6.48 MB / 0.9323 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006847/0.2503, allocations: 2.239 MB / 0.9723 GB, free: 4.195 MB / 0.9323 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004366/0.2546, allocations: 1.332 MB / 0.9736 GB, free: 2.84 MB / 0.9323 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000318/0.2549, allocations: 65.91 kB / 0.9737 GB, free: 2.773 MB / 0.9323 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.111e-05/0.255, allocations: 67.33 kB / 0.9737 GB, free: 2.699 MB / 0.9323 GB Notification: Performance of pre-optimization done (n=208): time 5.11e-06/0.255, allocations: 0 / 0.9737 GB, free: 2.699 MB / 0.9323 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 0.0594/0.3144, allocations: 14.91 MB / 0.9883 GB, free: 3.812 MB / 0.948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002287/0.3146, allocations: 247.5 kB / 0.9885 GB, free: 3.52 MB / 0.948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003443/0.3181, allocations: 1.608 MB / 0.9901 GB, free: 1.898 MB / 0.948 GB Notification: Performance of collectPreVariables (initialization): time 0.0006654/0.3188, allocations: 65.7 kB / 0.9902 GB, free: 1.828 MB / 0.948 GB Notification: Performance of collectInitialEqns (initialization): time 0.001775/0.3205, allocations: 1.685 MB / 0.9918 GB, free: 128 kB / 0.948 GB Notification: Performance of collectInitialBindings (initialization): time 0.002129/0.3227, allocations: 1.043 MB / 0.9928 GB, free: 15.07 MB / 0.9636 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002796/0.3255, allocations: 0.7603 MB / 0.9936 GB, free: 14.3 MB / 0.9636 GB Notification: Performance of setup shared object (initialization): time 0.0002614/0.3257, allocations: 480.7 kB / 0.994 GB, free: 13.83 MB / 0.9636 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004032/0.3298, allocations: 1.043 MB / 0.995 GB, free: 12.77 MB / 0.9636 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005589/0.3353, allocations: 2.493 MB / 0.9975 GB, free: 9.746 MB / 0.9636 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009972/0.3453, allocations: 3.87 MB / 1.001 GB, free: 5.344 MB / 0.9636 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.604e-05/0.3454, allocations: 8 kB / 1.001 GB, free: 5.336 MB / 0.9636 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 0.02659/0.372, allocations: 6.851 MB / 1.008 GB, free: 14.41 MB / 0.9792 GB Notification: Performance of prepare postOptimizeDAE: time 6.132e-05/0.372, allocations: 19.94 kB / 1.008 GB, free: 14.39 MB / 0.9792 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.907e-05/0.3721, allocations: 28 kB / 1.008 GB, free: 14.36 MB / 0.9792 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.04877/0.4208, allocations: 7.243 MB / 1.015 GB, free: 7.098 MB / 0.9792 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006556/0.4274, allocations: 0.8541 MB / 1.016 GB, free: 6.242 MB / 0.9792 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05718/0.4846, allocations: 17.35 MB / 1.033 GB, free: 4.5 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004238/0.4888, allocations: 443.2 kB / 1.033 GB, free: 4.066 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008531/0.4897, allocations: 148 kB / 1.033 GB, free: 3.922 MB / 0.9948 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005206/0.4949, allocations: 1.243 MB / 1.035 GB, free: 2.672 MB / 0.9948 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005161/0.5, allocations: 2.473 MB / 1.037 GB, free: 15.67 MB / 1.01 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.6562/1.156, allocations: 19.97 MB / 1.057 GB, free: 188 MB / 1.01 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.245e-05/1.156, allocations: 9.625 kB / 1.057 GB, free: 188 MB / 1.01 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 0.01904/1.175, allocations: 6.365 MB / 1.063 GB, free: 187.6 MB / 1.01 GB Notification: Performance of prepare postOptimizeDAE: time 3.306e-05/1.175, allocations: 16.03 kB / 1.063 GB, free: 187.6 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.127e-05/1.175, allocations: 29.97 kB / 1.063 GB, free: 187.6 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02402/1.199, allocations: 4.773 MB / 1.067 GB, free: 187.5 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004129/1.204, allocations: 0.9021 MB / 1.068 GB, free: 187.4 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02696/1.231, allocations: 19.75 MB / 1.088 GB, free: 175 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004394/1.235, allocations: 420.4 kB / 1.088 GB, free: 175 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008323/1.236, allocations: 150.7 kB / 1.088 GB, free: 175 MB / 1.01 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 0.001502/1.237, allocations: 480.8 kB / 1.089 GB, free: 174.7 MB / 1.01 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001467/1.239, allocations: 291.2 kB / 1.089 GB, free: 174.7 MB / 1.01 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 0.02433/1.263, allocations: 6.18 MB / 1.095 GB, free: 173.7 MB / 1.01 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.741e-05/1.263, allocations: 29.03 kB / 1.095 GB, free: 173.7 MB / 1.01 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.692e-05/1.263, allocations: 13.05 kB / 1.095 GB, free: 173.7 MB / 1.01 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.541e-05/1.263, allocations: 14.19 kB / 1.095 GB, free: 173.7 MB / 1.01 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 0.03575/1.299, allocations: 11.69 MB / 1.106 GB, free: 169.4 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.615e-05/1.299, allocations: 8.406 kB / 1.106 GB, free: 169.4 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003181/1.302, allocations: 0.6025 MB / 1.107 GB, free: 169.3 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0378/1.34, allocations: 6.642 MB / 1.114 GB, free: 168.7 MB / 1.01 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008355/1.341, allocations: 78.41 kB / 1.114 GB, free: 168.7 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03217/1.373, allocations: 16.87 MB / 1.13 GB, free: 157.6 MB / 1.01 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.215e-05/1.373, allocations: 14.44 kB / 1.13 GB, free: 157.6 MB / 1.01 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 0.02096/1.394, allocations: 6.732 MB / 1.137 GB, free: 155.3 MB / 1.01 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002357/1.396, allocations: 0.6077 MB / 1.137 GB, free: 154.9 MB / 1.01 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008686/1.397, allocations: 58.67 kB / 1.137 GB, free: 154.9 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003389/1.401, allocations: 381.2 kB / 1.138 GB, free: 154.7 MB / 1.01 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009912/1.402, allocations: 235.9 kB / 1.138 GB, free: 154.6 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003938/1.402, allocations: 95.8 kB / 1.138 GB, free: 154.5 MB / 1.01 GB Notification: Performance of sorting global known variables: time 0.001485/1.404, allocations: 0.8157 MB / 1.139 GB, free: 154.1 MB / 1.01 GB Notification: Performance of sort global known variables: time 7e-08/1.404, allocations: 0 / 1.139 GB, free: 154.1 MB / 1.01 GB Notification: Performance of remove unused functions: time 0.00784/1.411, allocations: 1.852 MB / 1.141 GB, free: 153.9 MB / 1.01 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 0.0006185/1.412, allocations: 180.3 kB / 1.141 GB, free: 153.8 MB / 1.01 GB Notification: Performance of simCode: created initialization part: time 0.0218/1.434, allocations: 8.427 MB / 1.149 GB, free: 149.3 MB / 1.01 GB Notification: Performance of simCode: created event and clocks part: time 1.979e-05/1.434, allocations: 0 / 1.149 GB, free: 149.3 MB / 1.01 GB Notification: Performance of simCode: created simulation system equations: time 0.008491/1.442, allocations: 3.266 MB / 1.152 GB, free: 146.1 MB / 1.01 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002723/1.445, allocations: 296.7 kB / 1.152 GB, free: 145.8 MB / 1.01 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01708/1.462, allocations: 7.071 MB / 1.159 GB, free: 138.5 MB / 1.01 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003295/1.465, allocations: 2.01 MB / 1.161 GB, free: 136.5 MB / 1.01 GB Notification: Performance of simCode: alias equations: time 0.004518/1.47, allocations: 1.404 MB / 1.163 GB, free: 135.1 MB / 1.01 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008682/1.471, allocations: 176.4 kB / 1.163 GB, free: 134.9 MB / 1.01 GB Notification: Performance of SimCode: time 1.994e-06/1.471, allocations: 0 / 1.163 GB, free: 134.9 MB / 1.01 GB Notification: Performance of Templates: time 0.09349/1.564, allocations: 78.53 MB / 1.24 GB, free: 56.72 MB / 1.01 GB " [Timeout remaining time 298] make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 11.852240590029396]