Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,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_10_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=5000,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_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001798/0.001798, allocations: 115.3 kB / 15.23 MB, free: 0.6328 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001972/0.001972, allocations: 197.7 kB / 16.14 MB, free: 6.801 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.533/1.533, allocations: 222.9 MB / 239.8 MB, free: 4.59 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.994/2.994, allocations: 437 MB / 0.7099 GB, free: 5.426 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.002817/0.002818, allocations: 67.89 kB / 0.8686 GB, free: 5.156 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8739/0.8768, allocations: 151.6 MB / 1.017 GB, free: 2.938 MB / 0.7637 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02332/0.9002, allocations: 18.08 MB / 1.034 GB, free: 0.7852 MB / 0.7794 GB Notification: Performance of NFInst.instExpressions: time 0.01302/0.9132, allocations: 6.852 MB / 1.041 GB, free: 9.914 MB / 0.795 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002133/0.9154, allocations: 43.88 kB / 1.041 GB, free: 9.871 MB / 0.795 GB Notification: Performance of NFTyping.typeComponents: time 0.004537/0.92, allocations: 1.344 MB / 1.042 GB, free: 8.523 MB / 0.795 GB Notification: Performance of NFTyping.typeBindings: time 0.004546/0.9245, allocations: 1.343 MB / 1.044 GB, free: 7.176 MB / 0.795 GB Notification: Performance of NFTyping.typeClassSections: time 0.003859/0.9284, allocations: 1.166 MB / 1.045 GB, free: 6.012 MB / 0.795 GB Notification: Performance of NFFlatten.flatten: time 0.01033/0.9388, allocations: 8.483 MB / 1.053 GB, free: 13.51 MB / 0.8106 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01321/0.952, allocations: 7.894 MB / 1.061 GB, free: 5.52 MB / 0.8106 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004612/0.9567, allocations: 1.986 MB / 1.063 GB, free: 3.527 MB / 0.8106 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006536/0.9632, allocations: 3.05 MB / 1.066 GB, free: 480 kB / 0.8106 GB Notification: Performance of NFPackage.collectConstants: time 0.001626/0.9649, allocations: 368 kB / 1.066 GB, free: 112 kB / 0.8106 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003782/0.9687, allocations: 1.275 MB / 1.067 GB, free: 14.83 MB / 0.8262 GB Notification: Performance of NFScalarize.scalarize: time 0.003499/0.9722, allocations: 2.093 MB / 1.069 GB, free: 12.73 MB / 0.8262 GB Notification: Performance of NFVerifyModel.verify: time 0.004291/0.9765, allocations: 2.003 MB / 1.071 GB, free: 10.72 MB / 0.8262 GB Notification: Performance of NFConvertDAE.convert: time 0.01062/0.9872, allocations: 7.619 MB / 1.079 GB, free: 3.082 MB / 0.8262 GB Notification: Performance of FrontEnd - DAE generated: time 7.744e-06/0.9872, allocations: 4 kB / 1.079 GB, free: 3.078 MB / 0.8262 GB Notification: Performance of FrontEnd: time 2.675e-06/0.9872, allocations: 0 / 1.079 GB, free: 3.078 MB / 0.8262 GB Notification: Performance of Transformations before backend: time 0.0002434/0.9875, allocations: 3.938 kB / 1.079 GB, free: 3.074 MB / 0.8262 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 0.01264/1, allocations: 3.784 MB / 1.082 GB, free: 15.23 MB / 0.8419 GB Notification: Performance of prepare preOptimizeDAE: time 6.394e-05/1, allocations: 8.031 kB / 1.082 GB, free: 15.22 MB / 0.8419 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01394/1.014, allocations: 2.403 MB / 1.085 GB, free: 12.81 MB / 0.8419 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005917/1.02, allocations: 2.151 MB / 1.087 GB, free: 10.62 MB / 0.8419 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003721/1.021, allocations: 271.4 kB / 1.087 GB, free: 10.35 MB / 0.8419 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002097/1.023, allocations: 347.9 kB / 1.088 GB, free: 10.01 MB / 0.8419 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02312/1.046, allocations: 7.126 MB / 1.094 GB, free: 2.785 MB / 0.8419 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002429/1.046, allocations: 7.938 kB / 1.094 GB, free: 2.777 MB / 0.8419 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001947/1.048, allocations: 144 kB / 1.095 GB, free: 2.637 MB / 0.8419 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006496/1.049, allocations: 334 kB / 1.095 GB, free: 2.309 MB / 0.8419 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01969/1.068, allocations: 7.028 MB / 1.102 GB, free: 11.27 MB / 0.8575 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 0.04686/1.115, allocations: 26.62 MB / 1.128 GB, free: 14.47 MB / 0.8887 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01012/1.126, allocations: 4.995 MB / 1.133 GB, free: 9.16 MB / 0.8887 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006559/1.132, allocations: 2.596 MB / 1.135 GB, free: 6.551 MB / 0.8887 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004205/1.133, allocations: 131 kB / 1.135 GB, free: 6.406 MB / 0.8887 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.814e-05/1.133, allocations: 56.56 kB / 1.135 GB, free: 6.34 MB / 0.8887 GB Notification: Performance of pre-optimization done (n=208): time 6.843e-06/1.133, allocations: 3.938 kB / 1.135 GB, free: 6.336 MB / 0.8887 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 0.118/1.251, allocations: 30.91 MB / 1.166 GB, free: 7.344 MB / 0.92 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000206/1.251, allocations: 243.5 kB / 1.166 GB, free: 7.059 MB / 0.92 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003077/1.254, allocations: 1.427 MB / 1.167 GB, free: 5.621 MB / 0.92 GB Notification: Performance of collectPreVariables (initialization): time 0.0007356/1.255, allocations: 69.7 kB / 1.167 GB, free: 5.547 MB / 0.92 GB Notification: Performance of collectInitialEqns (initialization): time 0.001358/1.256, allocations: 1.486 MB / 1.169 GB, free: 4.039 MB / 0.92 GB Notification: Performance of collectInitialBindings (initialization): time 0.001639/1.258, allocations: 0.9126 MB / 1.17 GB, free: 3.113 MB / 0.92 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002059/1.26, allocations: 0.6357 MB / 1.17 GB, free: 2.469 MB / 0.92 GB Notification: Performance of setup shared object (initialization): time 0.0001441/1.26, allocations: 301.1 kB / 1.171 GB, free: 2.172 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006787/1.267, allocations: 2.694 MB / 1.173 GB, free: 15.47 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00781/1.275, allocations: 3.567 MB / 1.177 GB, free: 11.52 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01481/1.289, allocations: 6.406 MB / 1.183 GB, free: 4.719 MB / 0.9356 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.453e-05/1.29, allocations: 8 kB / 1.183 GB, free: 4.711 MB / 0.9356 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 0.03299/1.323, allocations: 11.03 MB / 1.194 GB, free: 9.57 MB / 0.9512 GB Notification: Performance of prepare postOptimizeDAE: time 5.548e-05/1.323, allocations: 16 kB / 1.194 GB, free: 9.555 MB / 0.9512 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.562e-05/1.323, allocations: 24 kB / 1.194 GB, free: 9.531 MB / 0.9512 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.022/1.345, allocations: 5.54 MB / 1.199 GB, free: 3.973 MB / 0.9512 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004806/1.35, allocations: 0.9945 MB / 1.2 GB, free: 2.977 MB / 0.9512 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04839/1.398, allocations: 25.79 MB / 1.225 GB, free: 8.758 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005017/1.403, allocations: 0.5769 MB / 1.226 GB, free: 8.18 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008787/1.404, allocations: 155.9 kB / 1.226 GB, free: 8.027 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009736/1.414, allocations: 3.984 MB / 1.23 GB, free: 4.035 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008249/1.422, allocations: 3.532 MB / 1.233 GB, free: 132 kB / 0.9825 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.8509/2.273, allocations: 24.63 MB / 1.257 GB, free: 209.2 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.54e-05/2.273, allocations: 7.719 kB / 1.257 GB, free: 209.2 MB / 0.9981 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 0.02788/2.301, allocations: 10.53 MB / 1.268 GB, free: 206.7 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.938e-05/2.301, allocations: 22.69 kB / 1.268 GB, free: 206.7 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.469e-05/2.301, allocations: 25.72 kB / 1.268 GB, free: 206.7 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01516/2.316, allocations: 4.333 MB / 1.272 GB, free: 206.2 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005235/2.321, allocations: 1.041 MB / 1.273 GB, free: 206.1 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02875/2.35, allocations: 24.94 MB / 1.297 GB, free: 189.5 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004609/2.355, allocations: 0.5511 MB / 1.298 GB, free: 189.3 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006621/2.356, allocations: 150.9 kB / 1.298 GB, free: 189.2 MB / 0.9981 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 0.001048/2.357, allocations: 408.8 kB / 1.298 GB, free: 188.9 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000668/2.357, allocations: 196.6 kB / 1.299 GB, free: 188.9 MB / 0.9981 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 0.02414/2.382, allocations: 10.17 MB / 1.308 GB, free: 180.3 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.833e-05/2.382, allocations: 28 kB / 1.309 GB, free: 180.3 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.665e-05/2.382, allocations: 12 kB / 1.309 GB, free: 180.3 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.973e-05/2.382, allocations: 11.95 kB / 1.309 GB, free: 180.3 MB / 0.9981 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 0.03135/2.413, allocations: 16.3 MB / 1.324 GB, free: 163.8 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.332e-05/2.413, allocations: 8 kB / 1.324 GB, free: 163.8 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003185/2.416, allocations: 0.7338 MB / 1.325 GB, free: 163.1 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01713/2.433, allocations: 5.177 MB / 1.33 GB, free: 157.9 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007564/2.434, allocations: 79.89 kB / 1.33 GB, free: 157.8 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03162/2.466, allocations: 24.87 MB / 1.355 GB, free: 132.5 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.163e-06/2.466, allocations: 12.03 kB / 1.355 GB, free: 132.5 MB / 0.9981 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 0.02192/2.488, allocations: 10.08 MB / 1.364 GB, free: 122.2 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001822/2.49, allocations: 0.7271 MB / 1.365 GB, free: 121.4 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005329/2.49, allocations: 56 kB / 1.365 GB, free: 121.4 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00333/2.494, allocations: 0.507 MB / 1.366 GB, free: 120.9 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008861/2.494, allocations: 222.4 kB / 1.366 GB, free: 120.6 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002397/2.495, allocations: 91.95 kB / 1.366 GB, free: 120.6 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001326/2.496, allocations: 0.9762 MB / 1.367 GB, free: 119.6 MB / 0.9981 GB Notification: Performance of sort global known variables: time 5.01e-07/2.496, allocations: 0 / 1.367 GB, free: 119.6 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.006319/2.502, allocations: 1.84 MB / 1.369 GB, free: 117.7 MB / 0.9981 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 0.000487/2.503, allocations: 182.8 kB / 1.369 GB, free: 117.5 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02551/2.528, allocations: 12.42 MB / 1.381 GB, free: 105 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.343e-05/2.529, allocations: 0 / 1.381 GB, free: 105 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.009912/2.538, allocations: 4.41 MB / 1.385 GB, free: 100.6 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003397/2.542, allocations: 253.7 kB / 1.386 GB, free: 100.3 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02322/2.565, allocations: 10.58 MB / 1.396 GB, free: 89.65 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003749/2.569, allocations: 2.833 MB / 1.399 GB, free: 86.79 MB / 0.9981 GB Notification: Performance of simCode: alias equations: time 0.0048/2.574, allocations: 1.66 MB / 1.4 GB, free: 85.12 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006652/2.574, allocations: 171.3 kB / 1.4 GB, free: 84.95 MB / 0.9981 GB Notification: Performance of SimCode: time 1.022e-06/2.574, allocations: 0 / 1.4 GB, free: 84.95 MB / 0.9981 GB Notification: Performance of Templates: time 0.1198/2.694, allocations: 74.99 MB / 1.474 GB, free: 10.16 MB / 0.9981 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)