Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 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.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_10_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_10_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 0.001599/0.001599, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002475/0.002475, allocations: 193.7 kB / 16.53 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.512/1.512, allocations: 222.9 MB / 240.2 MB, free: 4.41 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 2.661/2.661, allocations: 437 MB / 0.7103 GB, free: 5.109 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001743/0.001743, allocations: 63.91 kB / 0.8692 GB, free: 4.648 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7924/0.7942, allocations: 151.6 MB / 1.017 GB, free: 2.523 MB / 0.7637 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02377/0.818, allocations: 18.27 MB / 1.035 GB, free: 180 kB / 0.7794 GB Notification: Performance of NFInst.instExpressions: time 0.01163/0.8297, allocations: 6.82 MB / 1.042 GB, free: 9.336 MB / 0.795 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001742/0.8314, allocations: 55.88 kB / 1.042 GB, free: 9.281 MB / 0.795 GB Notification: Performance of NFTyping.typeComponents: time 0.004213/0.8357, allocations: 1.464 MB / 1.043 GB, free: 7.812 MB / 0.795 GB Notification: Performance of NFTyping.typeBindings: time 0.003769/0.8395, allocations: 1.432 MB / 1.045 GB, free: 6.375 MB / 0.795 GB Notification: Performance of NFTyping.typeClassSections: time 0.003462/0.8429, allocations: 1.27 MB / 1.046 GB, free: 5.105 MB / 0.795 GB Notification: Performance of NFFlatten.flatten: time 0.006299/0.8493, allocations: 5.472 MB / 1.051 GB, free: 15.62 MB / 0.8106 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01035/0.8596, allocations: 7.235 MB / 1.058 GB, free: 8.281 MB / 0.8106 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004213/0.8639, allocations: 2.365 MB / 1.061 GB, free: 5.91 MB / 0.8106 GB Notification: Performance of NFSimplifyModel.simplify: time 0.007275/0.8712, allocations: 2.961 MB / 1.064 GB, free: 2.941 MB / 0.8106 GB Notification: Performance of NFPackage.collectConstants: time 0.002691/0.8739, allocations: 0.5117 MB / 1.064 GB, free: 2.43 MB / 0.8106 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004715/0.8786, allocations: 1.272 MB / 1.065 GB, free: 1.156 MB / 0.8106 GB Notification: Performance of NFScalarize.scalarize: time 0.003688/0.8824, allocations: 2.246 MB / 1.067 GB, free: 14.91 MB / 0.8262 GB Notification: Performance of NFVerifyModel.verify: time 0.006139/0.8885, allocations: 2.198 MB / 1.07 GB, free: 12.7 MB / 0.8262 GB Notification: Performance of NFConvertDAE.convert: time 0.01096/0.8995, allocations: 7.729 MB / 1.077 GB, free: 4.949 MB / 0.8262 GB Notification: Performance of FrontEnd - DAE generated: time 5.591e-06/0.8995, allocations: 0 / 1.077 GB, free: 4.949 MB / 0.8262 GB Notification: Performance of FrontEnd: time 2.554e-06/0.8996, allocations: 0 / 1.077 GB, free: 4.949 MB / 0.8262 GB Notification: Performance of Transformations before backend: time 0.000224/0.8998, allocations: 0 / 1.077 GB, free: 4.949 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.01056/0.9104, allocations: 3.829 MB / 1.081 GB, free: 1.062 MB / 0.8262 GB Notification: Performance of prepare preOptimizeDAE: time 4.182e-05/0.9104, allocations: 8.031 kB / 1.081 GB, free: 1.055 MB / 0.8262 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01383/0.9242, allocations: 2.419 MB / 1.083 GB, free: 14.63 MB / 0.8419 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005202/0.9295, allocations: 2.167 MB / 1.085 GB, free: 12.42 MB / 0.8419 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002866/0.9298, allocations: 267.5 kB / 1.086 GB, free: 12.16 MB / 0.8419 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001523/0.9313, allocations: 347.9 kB / 1.086 GB, free: 11.82 MB / 0.8419 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01784/0.9492, allocations: 7.16 MB / 1.093 GB, free: 4.559 MB / 0.8419 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.345e-05/0.9493, allocations: 8 kB / 1.093 GB, free: 4.551 MB / 0.8419 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004668/0.9498, allocations: 151.9 kB / 1.093 GB, free: 4.402 MB / 0.8419 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004387/0.9502, allocations: 330.1 kB / 1.093 GB, free: 4.078 MB / 0.8419 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01572/0.966, allocations: 7.051 MB / 1.1 GB, free: 13.01 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 0.03643/1.002, allocations: 26.74 MB / 1.126 GB, free: 88 kB / 0.8731 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008517/1.011, allocations: 4.992 MB / 1.131 GB, free: 10.79 MB / 0.8887 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006037/1.017, allocations: 2.596 MB / 1.134 GB, free: 8.156 MB / 0.8887 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003175/1.017, allocations: 131 kB / 1.134 GB, free: 8.012 MB / 0.8887 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.244e-05/1.017, allocations: 64.45 kB / 1.134 GB, free: 7.938 MB / 0.8887 GB Notification: Performance of pre-optimization done (n=208): time 4.158e-06/1.017, allocations: 0 / 1.134 GB, free: 7.938 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 0.1092/1.127, allocations: 30.96 MB / 1.164 GB, free: 8.895 MB / 0.92 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001649/1.127, allocations: 235.6 kB / 1.164 GB, free: 8.617 MB / 0.92 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003104/1.13, allocations: 1.469 MB / 1.166 GB, free: 7.141 MB / 0.92 GB Notification: Performance of collectPreVariables (initialization): time 0.0007768/1.131, allocations: 69.7 kB / 1.166 GB, free: 7.066 MB / 0.92 GB Notification: Performance of collectInitialEqns (initialization): time 0.001214/1.132, allocations: 1.497 MB / 1.167 GB, free: 5.547 MB / 0.92 GB Notification: Performance of collectInitialBindings (initialization): time 0.001416/1.133, allocations: 0.9203 MB / 1.168 GB, free: 4.613 MB / 0.92 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002657/1.136, allocations: 0.6357 MB / 1.169 GB, free: 3.969 MB / 0.92 GB Notification: Performance of setup shared object (initialization): time 0.0001345/1.136, allocations: 309.1 kB / 1.169 GB, free: 3.664 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006717/1.143, allocations: 2.682 MB / 1.172 GB, free: 0.9727 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007346/1.15, allocations: 3.571 MB / 1.175 GB, free: 13.02 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01347/1.164, allocations: 6.399 MB / 1.182 GB, free: 6.223 MB / 0.9356 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.066e-05/1.164, allocations: 15.94 kB / 1.182 GB, free: 6.207 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 0.03028/1.194, allocations: 11.02 MB / 1.192 GB, free: 11.09 MB / 0.9512 GB Notification: Performance of prepare postOptimizeDAE: time 5.885e-05/1.194, allocations: 16 kB / 1.192 GB, free: 11.07 MB / 0.9512 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.987e-05/1.194, allocations: 24 kB / 1.192 GB, free: 11.05 MB / 0.9512 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02041/1.215, allocations: 5.552 MB / 1.198 GB, free: 5.477 MB / 0.9512 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004728/1.22, allocations: 0.9983 MB / 1.199 GB, free: 4.477 MB / 0.9512 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04678/1.266, allocations: 28.2 MB / 1.226 GB, free: 7.828 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0057/1.272, allocations: 0.5771 MB / 1.227 GB, free: 7.25 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009639/1.273, allocations: 159.9 kB / 1.227 GB, free: 7.094 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009642/1.283, allocations: 3.98 MB / 1.231 GB, free: 3.105 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007223/1.29, allocations: 3.532 MB / 1.234 GB, free: 15.19 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.781/2.071, allocations: 24.64 MB / 1.258 GB, free: 208.7 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.636e-05/2.071, allocations: 7.75 kB / 1.258 GB, free: 208.7 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 0.02632/2.098, allocations: 10.52 MB / 1.269 GB, free: 206.2 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.747e-05/2.098, allocations: 16.16 kB / 1.269 GB, free: 206.2 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.371e-05/2.098, allocations: 33.8 kB / 1.269 GB, free: 206.2 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0147/2.112, allocations: 4.343 MB / 1.273 GB, free: 205.6 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004746/2.117, allocations: 1.037 MB / 1.274 GB, free: 205.5 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02911/2.146, allocations: 27.14 MB / 1.301 GB, free: 186.9 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004563/2.151, allocations: 0.5559 MB / 1.301 GB, free: 186.6 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003742/2.151, allocations: 157.2 kB / 1.301 GB, free: 186.6 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 0.0008475/2.152, allocations: 394.8 kB / 1.302 GB, free: 186.2 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005204/2.153, allocations: 205 kB / 1.302 GB, free: 186.2 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 0.02347/2.176, allocations: 10.17 MB / 1.312 GB, free: 176.7 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.186e-05/2.176, allocations: 36.78 kB / 1.312 GB, free: 176.7 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.231e-05/2.176, allocations: 12 kB / 1.312 GB, free: 176.7 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.617e-05/2.176, allocations: 15.95 kB / 1.312 GB, free: 176.7 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 0.04156/2.218, allocations: 16.3 MB / 1.328 GB, free: 160.2 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.151e-05/2.218, allocations: 8 kB / 1.328 GB, free: 160.2 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00473/2.223, allocations: 0.7301 MB / 1.328 GB, free: 159.5 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01906/2.242, allocations: 5.2 MB / 1.334 GB, free: 154.3 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005326/2.242, allocations: 71.95 kB / 1.334 GB, free: 154.2 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03261/2.275, allocations: 27.26 MB / 1.36 GB, free: 126.5 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.023e-06/2.275, allocations: 15.97 kB / 1.36 GB, free: 126.5 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 0.0228/2.298, allocations: 10.1 MB / 1.37 GB, free: 116.1 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001465/2.299, allocations: 0.7246 MB / 1.371 GB, free: 115.4 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004262/2.3, allocations: 51.98 kB / 1.371 GB, free: 115.3 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003426/2.303, allocations: 0.507 MB / 1.371 GB, free: 114.8 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006547/2.304, allocations: 226.4 kB / 1.372 GB, free: 114.6 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001972/2.304, allocations: 87.95 kB / 1.372 GB, free: 114.5 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001193/2.305, allocations: 1.005 MB / 1.373 GB, free: 113.5 MB / 0.9981 GB Notification: Performance of sort global known variables: time 2.2e-07/2.305, allocations: 3.938 kB / 1.373 GB, free: 113.5 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.005016/2.31, allocations: 1.858 MB / 1.374 GB, free: 111.6 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 0.0004257/2.311, allocations: 176.3 kB / 1.375 GB, free: 111.4 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02866/2.339, allocations: 14.37 MB / 1.389 GB, free: 97 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.215e-05/2.339, allocations: 4 kB / 1.389 GB, free: 97 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.009122/2.349, allocations: 4.438 MB / 1.393 GB, free: 92.53 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002042/2.351, allocations: 289.9 kB / 1.393 GB, free: 92.25 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0207/2.371, allocations: 9.55 MB / 1.403 GB, free: 82.6 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002348/2.374, allocations: 2.849 MB / 1.405 GB, free: 79.71 MB / 0.9981 GB Notification: Performance of simCode: alias equations: time 0.004553/2.378, allocations: 1.664 MB / 1.407 GB, free: 78.05 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006052/2.379, allocations: 171.3 kB / 1.407 GB, free: 77.88 MB / 0.9981 GB Notification: Performance of SimCode: time 2.755e-06/2.379, allocations: 0 / 1.407 GB, free: 77.88 MB / 0.9981 GB Notification: Performance of Templates: time 0.1024/2.481, allocations: 78.11 MB / 1.483 GB, free: 15.98 MB / 1.014 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)