Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.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.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001339/0.001339, 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 0.001403/0.001403, allocations: 198.1 kB / 16.14 MB, free: 6.707 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.43/1.43, allocations: 222.9 MB / 239.8 MB, free: 4.641 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 2.437/2.437, allocations: 390.2 MB / 0.6642 GB, free: 0.6367 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001405/0.001405, allocations: 63.89 kB / 0.8119 GB, free: 14.85 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7664/0.7678, allocations: 140.4 MB / 0.949 GB, free: 9.262 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02029/0.7881, allocations: 18.14 MB / 0.9667 GB, free: 11.49 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01346/0.8017, allocations: 6.926 MB / 0.9734 GB, free: 6.062 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002626/0.8043, allocations: 45.47 kB / 0.9735 GB, free: 6.055 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.004164/0.8085, allocations: 1.347 MB / 0.9748 GB, free: 5.016 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.004915/0.8134, allocations: 1.371 MB / 0.9761 GB, free: 3.945 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.003977/0.8174, allocations: 1.16 MB / 0.9773 GB, free: 3.055 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.00941/0.8269, allocations: 8.521 MB / 0.9856 GB, free: 12.52 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01259/0.8395, allocations: 7.944 MB / 0.9934 GB, free: 4.473 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004148/0.8437, allocations: 1.978 MB / 0.9953 GB, free: 2.488 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00544/0.8491, allocations: 3.081 MB / 0.9983 GB, free: 15.4 MB / 0.7637 GB Notification: Performance of NFPackage.collectConstants: time 0.001811/0.851, allocations: 368 kB / 0.9986 GB, free: 15.04 MB / 0.7637 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003661/0.8546, allocations: 1.299 MB / 0.9999 GB, free: 13.74 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.003537/0.8582, allocations: 2.097 MB / 1.002 GB, free: 11.64 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.005736/0.864, allocations: 2.019 MB / 1.004 GB, free: 9.609 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.01049/0.8745, allocations: 7.67 MB / 1.011 GB, free: 1.918 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 5.871e-06/0.8745, allocations: 0 / 1.011 GB, free: 1.918 MB / 0.7637 GB Notification: Performance of FrontEnd: time 1.142e-06/0.8745, allocations: 0 / 1.011 GB, free: 1.918 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0002826/0.8748, allocations: 0 / 1.011 GB, free: 1.918 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 0.01183/0.8867, allocations: 3.823 MB / 1.015 GB, free: 14.04 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 5.158e-05/0.8867, allocations: 8.031 kB / 1.015 GB, free: 14.03 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0138/0.9005, allocations: 2.419 MB / 1.018 GB, free: 11.6 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005587/0.9061, allocations: 2.163 MB / 1.02 GB, free: 9.395 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003105/0.9065, allocations: 271.5 kB / 1.02 GB, free: 9.129 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001805/0.9083, allocations: 351.9 kB / 1.02 GB, free: 8.785 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01899/0.9273, allocations: 7.159 MB / 1.027 GB, free: 1.527 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001597/0.9275, allocations: 4 kB / 1.027 GB, free: 1.523 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00147/0.929, allocations: 151.9 kB / 1.027 GB, free: 1.375 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005422/0.9295, allocations: 334.1 kB / 1.028 GB, free: 1.047 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01855/0.9481, allocations: 7.047 MB / 1.035 GB, free: 9.988 MB / 0.795 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04037/0.9885, allocations: 26.7 MB / 1.061 GB, free: 13.12 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009095/0.9977, allocations: 4.986 MB / 1.066 GB, free: 7.816 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006026/1.004, allocations: 2.6 MB / 1.068 GB, free: 5.199 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003356/1.004, allocations: 127 kB / 1.068 GB, free: 5.059 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.639e-05/1.004, allocations: 60.5 kB / 1.068 GB, free: 4.988 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 3.917e-06/1.004, allocations: 4 kB / 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.conv2.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.conv2.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 0.1114/1.116, allocations: 30.94 MB / 1.098 GB, free: 5.965 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001863/1.116, allocations: 243.5 kB / 1.099 GB, free: 5.68 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003141/1.119, allocations: 1.469 MB / 1.1 GB, free: 4.203 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0008074/1.12, allocations: 69.7 kB / 1.1 GB, free: 4.129 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.001265/1.121, allocations: 1.497 MB / 1.102 GB, free: 2.609 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.00154/1.123, allocations: 0.9203 MB / 1.103 GB, free: 1.676 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002112/1.125, allocations: 0.6357 MB / 1.103 GB, free: 1.031 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.0001058/1.125, allocations: 305.1 kB / 1.103 GB, free: 0.7305 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006516/1.131, allocations: 2.694 MB / 1.106 GB, free: 14.03 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007578/1.139, allocations: 3.563 MB / 1.11 GB, free: 10.09 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01445/1.154, allocations: 6.399 MB / 1.116 GB, free: 3.293 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.91e-05/1.154, allocations: 8 kB / 1.116 GB, free: 3.285 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.conv2.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.conv2.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 0.03188/1.186, allocations: 10.99 MB / 1.127 GB, free: 8.191 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 4.851e-05/1.186, allocations: 16 kB / 1.127 GB, free: 8.176 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.999e-05/1.186, allocations: 31.98 kB / 1.127 GB, free: 8.145 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02161/1.207, allocations: 5.556 MB / 1.132 GB, free: 2.57 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004726/1.212, allocations: 0.9944 MB / 1.133 GB, free: 1.574 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04588/1.258, allocations: 25.79 MB / 1.158 GB, free: 7.352 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004888/1.263, allocations: 0.5692 MB / 1.159 GB, free: 6.781 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008143/1.264, allocations: 151.9 kB / 1.159 GB, free: 6.633 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009552/1.273, allocations: 3.98 MB / 1.163 GB, free: 2.645 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007595/1.281, allocations: 3.532 MB / 1.166 GB, free: 14.73 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09104/1.372, allocations: 24.61 MB / 1.19 GB, free: 5.609 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.178e-05/1.372, allocations: 11.94 kB / 1.19 GB, free: 5.598 MB / 0.9512 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[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] ; -transformer.conv2.V2[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_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_lambda0): time 0.03027/1.402, allocations: 10.53 MB / 1.201 GB, free: 10.92 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 4.381e-05/1.403, allocations: 16 kB / 1.201 GB, free: 10.91 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.141e-05/1.403, allocations: 32.55 kB / 1.201 GB, free: 10.88 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01557/1.418, allocations: 4.321 MB / 1.205 GB, free: 6.539 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004726/1.423, allocations: 1.041 MB / 1.206 GB, free: 5.496 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03563/1.459, allocations: 24.96 MB / 1.23 GB, free: 11.82 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004772/1.463, allocations: 0.5652 MB / 1.231 GB, free: 11.26 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008027/1.464, allocations: 151.9 kB / 1.231 GB, free: 11.11 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.i1[2]) - line2.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[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 0.00157/1.466, allocations: 400.4 kB / 1.231 GB, free: 10.71 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009501/1.467, allocations: 197.7 kB / 1.231 GB, free: 10.52 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[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] ; -transformer.conv2.V2[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] ; -loadRL.load1.v[1] ] 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 wrapFunctionCalls (simulation): time 0.02893/1.496, allocations: 10.16 MB / 1.241 GB, free: 292 kB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.016e-05/1.496, allocations: 28.38 kB / 1.241 GB, free: 264 kB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.498e-05/1.496, allocations: 12 kB / 1.241 GB, free: 252 kB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.726e-05/1.496, allocations: 15.95 kB / 1.241 GB, free: 236 kB / 0.9981 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : 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] 4 : transformer.conv2.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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; -loadRL.load1.v[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] ; -transformer.conv2.V2[1] ] 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 0.7036/2.199, allocations: 16.35 MB / 1.257 GB, free: 275.2 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.133e-05/2.2, allocations: 7.484 kB / 1.257 GB, free: 275.2 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003726/2.203, allocations: 0.7373 MB / 1.258 GB, free: 275.2 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02097/2.224, allocations: 5.179 MB / 1.263 GB, free: 275.2 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00066/2.225, allocations: 71.48 kB / 1.263 GB, free: 275.2 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03772/2.263, allocations: 24.83 MB / 1.288 GB, free: 264.7 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.485e-05/2.263, allocations: 15.31 kB / 1.288 GB, free: 264.7 MB / 1.014 GB Warning: The linear system: 1 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02548/2.288, allocations: 10.13 MB / 1.297 GB, free: 261.1 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001906/2.29, allocations: 0.7266 MB / 1.298 GB, free: 260.6 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001098/2.291, allocations: 54.7 kB / 1.298 GB, free: 260.6 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004312/2.296, allocations: 0.5097 MB / 1.299 GB, free: 260.4 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001424/2.297, allocations: 228.6 kB / 1.299 GB, free: 260.2 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004772/2.298, allocations: 89.92 kB / 1.299 GB, free: 260.2 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.001897/2.299, allocations: 1.007 MB / 1.3 GB, free: 259.7 MB / 1.014 GB Notification: Performance of sort global known variables: time 2.91e-07/2.3, allocations: 0 / 1.3 GB, free: 259.7 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.007642/2.307, allocations: 1.849 MB / 1.302 GB, free: 259.5 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 0.0006742/2.308, allocations: 187.5 kB / 1.302 GB, free: 259.4 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02675/2.335, allocations: 12.4 MB / 1.314 GB, free: 252.4 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 1.777e-05/2.335, allocations: 0 / 1.314 GB, free: 252.4 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.01012/2.345, allocations: 4.367 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 0.003391/2.348, allocations: 284.7 kB / 1.319 GB, free: 247.7 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02609/2.374, allocations: 11.12 MB / 1.329 GB, free: 236.6 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003633/2.378, allocations: 2.853 MB / 1.332 GB, free: 233.7 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.004929/2.383, allocations: 1.653 MB / 1.334 GB, free: 232.1 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006414/2.384, allocations: 171.3 kB / 1.334 GB, free: 231.9 MB / 1.014 GB Notification: Performance of SimCode: time 1.673e-06/2.384, allocations: 0 / 1.334 GB, free: 231.9 MB / 1.014 GB Notification: Performance of Templates: time 0.09676/2.48, allocations: 75.54 MB / 1.408 GB, free: 156.6 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)