Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.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/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.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.UnbalancedStepDown.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_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_9_Buildings.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 0.0012/0.0012, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001374/0.001374, allocations: 191.4 kB / 16.14 MB, free: 6.711 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.44/1.44, allocations: 222.9 MB / 239.8 MB, free: 4.621 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.578/2.578, allocations: 390.2 MB / 0.6642 GB, free: 0.5977 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001248/0.001248, allocations: 63.89 kB / 0.8119 GB, free: 14.86 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7269/0.7282, allocations: 140.4 MB / 0.949 GB, free: 9.133 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01952/0.7478, allocations: 18.14 MB / 0.9667 GB, free: 11.36 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01168/0.7595, allocations: 6.873 MB / 0.9734 GB, free: 5.977 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001741/0.7613, allocations: 44.53 kB / 0.9734 GB, free: 5.969 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.003638/0.7649, allocations: 1.347 MB / 0.9748 GB, free: 4.926 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.0049/0.7699, allocations: 1.359 MB / 0.9761 GB, free: 3.863 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.004398/0.7743, allocations: 1.152 MB / 0.9772 GB, free: 2.98 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.01008/0.7844, allocations: 8.515 MB / 0.9855 GB, free: 12.59 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0128/0.7972, allocations: 7.952 MB / 0.9933 GB, free: 4.535 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003666/0.8009, allocations: 1.99 MB / 0.9952 GB, free: 2.539 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005371/0.8063, allocations: 3.062 MB / 0.9982 GB, free: 15.47 MB / 0.7637 GB Notification: Performance of NFPackage.collectConstants: time 0.001545/0.8079, allocations: 368 kB / 0.9986 GB, free: 15.11 MB / 0.7637 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003614/0.8115, allocations: 1.303 MB / 0.9998 GB, free: 13.8 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.003455/0.815, allocations: 2.089 MB / 1.002 GB, free: 11.71 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.00491/0.8199, allocations: 2.022 MB / 1.004 GB, free: 9.68 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.009994/0.8299, allocations: 7.666 MB / 1.011 GB, free: 1.992 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 5.49e-06/0.8299, allocations: 0 / 1.011 GB, free: 1.992 MB / 0.7637 GB Notification: Performance of FrontEnd: time 1.733e-06/0.8299, allocations: 0 / 1.011 GB, free: 1.992 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.000267/0.8302, allocations: 0 / 1.011 GB, free: 1.992 MB / 0.7637 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 0.01354/0.8438, allocations: 3.831 MB / 1.015 GB, free: 14.1 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 5.106e-05/0.8438, allocations: 12.03 kB / 1.015 GB, free: 14.09 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01375/0.8576, allocations: 2.419 MB / 1.017 GB, free: 11.66 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005047/0.8627, allocations: 2.159 MB / 1.02 GB, free: 9.461 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000298/0.863, allocations: 271.5 kB / 1.02 GB, free: 9.195 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001545/0.8645, allocations: 347.9 kB / 1.02 GB, free: 8.855 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0185/0.8831, allocations: 7.162 MB / 1.027 GB, free: 1.594 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001449/0.8832, allocations: 4 kB / 1.027 GB, free: 1.59 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001287/0.8845, allocations: 152 kB / 1.027 GB, free: 1.441 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005912/0.8851, allocations: 338 kB / 1.028 GB, free: 1.109 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01807/0.9032, allocations: 7.04 MB / 1.034 GB, free: 10.06 MB / 0.795 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 0.04606/0.9493, allocations: 26.74 MB / 1.061 GB, free: 13.13 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008758/0.9581, allocations: 4.994 MB / 1.065 GB, free: 7.824 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00602/0.9642, allocations: 2.6 MB / 1.068 GB, free: 5.207 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003215/0.9645, allocations: 131 kB / 1.068 GB, free: 5.062 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.244e-05/0.9646, allocations: 68.48 kB / 1.068 GB, free: 4.984 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 4.929e-06/0.9646, allocations: 0 / 1.068 GB, free: 4.984 MB / 0.8262 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 0.1084/1.073, allocations: 30.94 MB / 1.098 GB, free: 5.961 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001585/1.073, allocations: 239.6 kB / 1.099 GB, free: 5.68 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002665/1.076, allocations: 1.465 MB / 1.1 GB, free: 4.207 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0006139/1.077, allocations: 69.7 kB / 1.1 GB, free: 4.133 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.00114/1.078, allocations: 1.505 MB / 1.102 GB, free: 2.605 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001348/1.079, allocations: 0.9164 MB / 1.103 GB, free: 1.676 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001698/1.081, allocations: 0.6318 MB / 1.103 GB, free: 1.035 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.0001201/1.081, allocations: 305.1 kB / 1.103 GB, free: 0.7344 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006274/1.087, allocations: 2.694 MB / 1.106 GB, free: 14.03 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007368/1.095, allocations: 3.567 MB / 1.11 GB, free: 10.09 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01352/1.108, allocations: 6.406 MB / 1.116 GB, free: 3.285 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.114e-05/1.108, allocations: 8 kB / 1.116 GB, free: 3.277 MB / 0.8731 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 0.02947/1.138, allocations: 11.02 MB / 1.127 GB, free: 8.145 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 5.294e-05/1.138, allocations: 19.94 kB / 1.127 GB, free: 8.125 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.992e-05/1.138, allocations: 28 kB / 1.127 GB, free: 8.098 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02049/1.158, allocations: 5.533 MB / 1.132 GB, free: 2.547 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004371/1.163, allocations: 0.9944 MB / 1.133 GB, free: 1.551 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0433/1.206, allocations: 25.78 MB / 1.158 GB, free: 7.332 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004492/1.211, allocations: 0.5731 MB / 1.159 GB, free: 6.758 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007692/1.211, allocations: 151.9 kB / 1.159 GB, free: 6.609 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008414/1.22, allocations: 3.98 MB / 1.163 GB, free: 2.621 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006731/1.227, allocations: 3.529 MB / 1.166 GB, free: 14.71 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08938/1.316, allocations: 24.62 MB / 1.19 GB, free: 5.582 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.645e-05/1.316, allocations: 8 kB / 1.19 GB, free: 5.574 MB / 0.9512 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 0.02787/1.344, allocations: 10.54 MB / 1.201 GB, free: 10.89 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 4.325e-05/1.344, allocations: 16 kB / 1.201 GB, free: 10.88 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.259e-05/1.344, allocations: 27.98 kB / 1.201 GB, free: 10.85 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01572/1.36, allocations: 4.321 MB / 1.205 GB, free: 6.512 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004868/1.365, allocations: 1.041 MB / 1.206 GB, free: 5.469 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03646/1.401, allocations: 24.94 MB / 1.23 GB, free: 11.81 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00484/1.406, allocations: 0.5652 MB / 1.231 GB, free: 11.24 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007601/1.407, allocations: 155.9 kB / 1.231 GB, free: 11.09 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 0.001373/1.408, allocations: 392.4 kB / 1.231 GB, free: 10.7 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000824/1.409, allocations: 197.7 kB / 1.231 GB, free: 10.5 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 0.02784/1.437, allocations: 10.17 MB / 1.241 GB, free: 272 kB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.705e-05/1.437, allocations: 28 kB / 1.241 GB, free: 244 kB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.616e-05/1.437, allocations: 12 kB / 1.241 GB, free: 232 kB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.449e-05/1.437, allocations: 11.95 kB / 1.241 GB, free: 220 kB / 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 0.6267/2.064, allocations: 16.31 MB / 1.257 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.275e-05/2.064, allocations: 10.69 kB / 1.257 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003677/2.068, allocations: 0.7305 MB / 1.258 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02026/2.088, allocations: 5.178 MB / 1.263 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005838/2.089, allocations: 70.39 kB / 1.263 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04334/2.132, allocations: 24.86 MB / 1.287 GB, free: 264.6 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.538e-05/2.132, allocations: 12.78 kB / 1.288 GB, free: 264.6 MB / 1.014 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 0.03198/2.164, allocations: 10.1 MB / 1.297 GB, free: 260.9 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002935/2.167, allocations: 0.7237 MB / 1.298 GB, free: 260.5 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001156/2.168, allocations: 59.14 kB / 1.298 GB, free: 260.5 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.005341/2.173, allocations: 0.5023 MB / 1.299 GB, free: 260.2 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001379/2.175, allocations: 230.9 kB / 1.299 GB, free: 260.1 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005593/2.175, allocations: 96.23 kB / 1.299 GB, free: 260.1 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.002342/2.178, allocations: 1.004 MB / 1.3 GB, free: 259.6 MB / 1.014 GB Notification: Performance of sort global known variables: time 3.21e-07/2.178, allocations: 0 / 1.3 GB, free: 259.6 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.007114/2.185, allocations: 1.848 MB / 1.302 GB, free: 259.4 MB / 1.014 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 0.0005557/2.185, allocations: 179.8 kB / 1.302 GB, free: 259.2 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02509/2.211, allocations: 12.4 MB / 1.314 GB, free: 252.5 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 8.967e-06/2.211, allocations: 0 / 1.314 GB, free: 252.5 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.009176/2.22, allocations: 4.407 MB / 1.318 GB, free: 248 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003435/2.223, allocations: 278.6 kB / 1.319 GB, free: 247.8 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02343/2.247, allocations: 11.14 MB / 1.329 GB, free: 236.6 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003332/2.25, allocations: 2.848 MB / 1.332 GB, free: 233.7 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.005196/2.255, allocations: 1.663 MB / 1.334 GB, free: 232.1 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007669/2.256, allocations: 171.3 kB / 1.334 GB, free: 231.9 MB / 1.014 GB Notification: Performance of SimCode: time 1.533e-06/2.256, allocations: 0 / 1.334 GB, free: 231.9 MB / 1.014 GB Notification: Performance of Templates: time 0.09338/2.35, allocations: 75.5 MB / 1.408 GB, free: 156.6 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)