Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 11.0.1-master/package.mo", uses=false) Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/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_latest_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_latest_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 0.001776/0.001776, allocations: 105.7 kB / 16.27 MB, free: 6.414 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001791/0.001791, allocations: 189.8 kB / 17.2 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.439/1.439, allocations: 222.9 MB / 240.9 MB, free: 15.27 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.702/2.702, allocations: 469.4 MB / 0.7427 GB, free: 3.672 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001594/0.001594, allocations: 64.88 kB / 0.9089 GB, free: 14.11 MB / 0.6856 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3738/0.3754, allocations: 159.1 MB / 1.064 GB, free: 15 MB / 0.8419 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.7589/1.134, allocations: 18.25 MB / 1.082 GB, free: 12.96 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.0137/1.148, allocations: 6.834 MB / 1.089 GB, free: 11.75 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002853/1.151, allocations: 56.75 kB / 1.089 GB, free: 11.75 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.004725/1.156, allocations: 1.458 MB / 1.09 GB, free: 10.88 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.005044/1.161, allocations: 1.433 MB / 1.092 GB, free: 10.08 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.004077/1.165, allocations: 1.28 MB / 1.093 GB, free: 9.391 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.008703/1.174, allocations: 5.468 MB / 1.098 GB, free: 7.082 MB / 0.8419 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01096/1.185, allocations: 7.225 MB / 1.105 GB, free: 4.266 MB / 0.8419 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005174/1.19, allocations: 2.361 MB / 1.108 GB, free: 3.195 MB / 0.8419 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006248/1.196, allocations: 2.962 MB / 1.11 GB, free: 1.957 MB / 0.8419 GB Notification: Performance of NFPackage.collectConstants: time 0.001672/1.198, allocations: 0.5142 MB / 1.111 GB, free: 1.957 MB / 0.8419 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00396/1.202, allocations: 1.276 MB / 1.112 GB, free: 1.676 MB / 0.8419 GB Notification: Performance of NFScalarize.scalarize: time 0.003763/1.206, allocations: 2.245 MB / 1.114 GB, free: 0.8164 MB / 0.8419 GB Notification: Performance of NFVerifyModel.verify: time 0.004895/1.211, allocations: 2.188 MB / 1.117 GB, free: 15.4 MB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.01478/1.225, allocations: 7.741 MB / 1.124 GB, free: 13 MB / 0.8575 GB Notification: Performance of FrontEnd - DAE generated: time 9.077e-06/1.225, allocations: 2.016 kB / 1.124 GB, free: 13 MB / 0.8575 GB Notification: Performance of FrontEnd: time 2.495e-06/1.225, allocations: 3.938 kB / 1.124 GB, free: 13 MB / 0.8575 GB Notification: Performance of Transformations before backend: time 0.000315/1.226, allocations: 0 / 1.124 GB, free: 13 MB / 0.8575 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 0.01686/1.243, allocations: 3.822 MB / 1.128 GB, free: 10.89 MB / 0.8575 GB Notification: Performance of prepare preOptimizeDAE: time 5.42e-05/1.243, allocations: 10.31 kB / 1.128 GB, free: 10.89 MB / 0.8575 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01521/1.258, allocations: 2.422 MB / 1.13 GB, free: 10.42 MB / 0.8575 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007578/1.265, allocations: 2.154 MB / 1.132 GB, free: 9.078 MB / 0.8575 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000508/1.266, allocations: 271 kB / 1.133 GB, free: 8.953 MB / 0.8575 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.003063/1.269, allocations: 358.9 kB / 1.133 GB, free: 8.828 MB / 0.8575 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02695/1.296, allocations: 7.154 MB / 1.14 GB, free: 4.75 MB / 0.8575 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002697/1.296, allocations: 9.094 kB / 1.14 GB, free: 4.742 MB / 0.8575 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00238/1.299, allocations: 156.2 kB / 1.14 GB, free: 4.621 MB / 0.8575 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007138/1.299, allocations: 329.5 kB / 1.14 GB, free: 4.531 MB / 0.8575 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0253/1.325, allocations: 7.044 MB / 1.147 GB, free: 0.9805 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 0.04825/1.373, allocations: 26.74 MB / 1.173 GB, free: 7.883 MB / 0.8887 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00926/1.382, allocations: 4.988 MB / 1.178 GB, free: 2.594 MB / 0.8887 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006329/1.389, allocations: 2.604 MB / 1.181 GB, free: 15.98 MB / 0.9044 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003706/1.389, allocations: 135 kB / 1.181 GB, free: 15.83 MB / 0.9044 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.7e-05/1.389, allocations: 56.5 kB / 1.181 GB, free: 15.76 MB / 0.9044 GB Notification: Performance of pre-optimization done (n=208): time 7.243e-06/1.389, allocations: 0 / 1.181 GB, free: 15.76 MB / 0.9044 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 0.1175/1.507, allocations: 30.95 MB / 1.211 GB, free: 0.7109 MB / 0.92 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001812/1.507, allocations: 235.6 kB / 1.211 GB, free: 444 kB / 0.92 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003927/1.511, allocations: 1.469 MB / 1.213 GB, free: 14.96 MB / 0.9356 GB Notification: Performance of collectPreVariables (initialization): time 0.000781/1.512, allocations: 73.7 kB / 1.213 GB, free: 14.88 MB / 0.9356 GB Notification: Performance of collectInitialEqns (initialization): time 0.0016/1.513, allocations: 1.497 MB / 1.214 GB, free: 13.36 MB / 0.9356 GB Notification: Performance of collectInitialBindings (initialization): time 0.001806/1.515, allocations: 0.9281 MB / 1.215 GB, free: 12.42 MB / 0.9356 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002547/1.518, allocations: 0.6319 MB / 1.216 GB, free: 11.78 MB / 0.9356 GB Notification: Performance of setup shared object (initialization): time 0.0001299/1.518, allocations: 305.1 kB / 1.216 GB, free: 11.48 MB / 0.9356 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006871/1.525, allocations: 2.69 MB / 1.219 GB, free: 8.777 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007745/1.533, allocations: 3.571 MB / 1.222 GB, free: 4.828 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01366/1.546, allocations: 6.395 MB / 1.229 GB, free: 14.04 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.132e-05/1.546, allocations: 8 kB / 1.229 GB, free: 14.03 MB / 0.9512 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 0.03047/1.577, allocations: 11.02 MB / 1.239 GB, free: 2.898 MB / 0.9512 GB Notification: Performance of prepare postOptimizeDAE: time 6.253e-05/1.577, allocations: 19.98 kB / 1.239 GB, free: 2.879 MB / 0.9512 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.124e-05/1.577, allocations: 28 kB / 1.239 GB, free: 2.852 MB / 0.9512 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02017/1.597, allocations: 5.56 MB / 1.245 GB, free: 13.27 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004865/1.602, allocations: 0.9944 MB / 1.246 GB, free: 12.27 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04565/1.648, allocations: 28.2 MB / 1.273 GB, free: 15.62 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00546/1.653, allocations: 0.5731 MB / 1.274 GB, free: 15.05 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000957/1.654, allocations: 152 kB / 1.274 GB, free: 14.9 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01017/1.664, allocations: 3.98 MB / 1.278 GB, free: 10.91 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007516/1.672, allocations: 3.532 MB / 1.281 GB, free: 7.008 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09263/1.765, allocations: 24.67 MB / 1.305 GB, free: 13.83 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.484e-05/1.765, allocations: 12 kB / 1.305 GB, free: 13.82 MB / 1.029 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 0.02927/1.794, allocations: 10.52 MB / 1.316 GB, free: 3.148 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 5.053e-05/1.794, allocations: 18.19 kB / 1.316 GB, free: 3.133 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.187e-05/1.794, allocations: 27.94 kB / 1.316 GB, free: 3.105 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01573/1.81, allocations: 4.341 MB / 1.32 GB, free: 14.75 MB / 1.045 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005059/1.815, allocations: 1.041 MB / 1.321 GB, free: 13.7 MB / 1.045 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03834/1.853, allocations: 27.13 MB / 1.348 GB, free: 1.844 MB / 1.061 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005915/1.859, allocations: 0.5577 MB / 1.348 GB, free: 1.285 MB / 1.061 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001187/1.86, allocations: 151.9 kB / 1.348 GB, free: 1.137 MB / 1.061 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 0.002187/1.863, allocations: 406.4 kB / 1.349 GB, free: 0.7344 MB / 1.061 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001315/1.864, allocations: 205.6 kB / 1.349 GB, free: 0.5312 MB / 1.061 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 0.02998/1.894, allocations: 10.16 MB / 1.359 GB, free: 6.293 MB / 1.076 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.954e-05/1.894, allocations: 31.94 kB / 1.359 GB, free: 6.262 MB / 1.076 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.502e-05/1.894, allocations: 19.94 kB / 1.359 GB, free: 6.242 MB / 1.076 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.146e-05/1.894, allocations: 19.94 kB / 1.359 GB, free: 6.223 MB / 1.076 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 0.04063/1.935, allocations: 16.3 MB / 1.375 GB, free: 5.668 MB / 1.092 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.74e-05/1.935, allocations: 8 kB / 1.375 GB, free: 5.66 MB / 1.092 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003628/1.939, allocations: 0.7334 MB / 1.375 GB, free: 4.926 MB / 1.092 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01874/1.957, allocations: 5.196 MB / 1.381 GB, free: 15.71 MB / 1.107 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000716/1.958, allocations: 71.95 kB / 1.381 GB, free: 15.64 MB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04136/1.999, allocations: 27.27 MB / 1.407 GB, free: 3.871 MB / 1.123 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.413e-05/1.999, allocations: 15.97 kB / 1.407 GB, free: 3.855 MB / 1.123 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 0.02746/2.027, allocations: 10.1 MB / 1.417 GB, free: 9.516 MB / 1.139 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002289/2.029, allocations: 0.721 MB / 1.418 GB, free: 8.773 MB / 1.139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001072/2.03, allocations: 55.98 kB / 1.418 GB, free: 8.719 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004344/2.035, allocations: 0.5109 MB / 1.418 GB, free: 8.207 MB / 1.139 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001118/2.036, allocations: 226.3 kB / 1.419 GB, free: 7.984 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004939/2.036, allocations: 95.94 kB / 1.419 GB, free: 7.891 MB / 1.139 GB Notification: Performance of sorting global known variables: time 0.002531/2.039, allocations: 1.001 MB / 1.42 GB, free: 6.887 MB / 1.139 GB Notification: Performance of sort global known variables: time 6.41e-07/2.039, allocations: 0 / 1.42 GB, free: 6.887 MB / 1.139 GB Notification: Performance of remove unused functions: time 0.01329/2.052, allocations: 1.848 MB / 1.421 GB, free: 5.039 MB / 1.139 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 0.0008932/2.053, allocations: 174.9 kB / 1.422 GB, free: 4.859 MB / 1.139 GB Notification: Performance of simCode: created initialization part: time 0.0382/2.091, allocations: 14.39 MB / 1.436 GB, free: 6.363 MB / 1.154 GB Notification: Performance of simCode: created event and clocks part: time 1.723e-05/2.091, allocations: 0 / 1.436 GB, free: 6.363 MB / 1.154 GB Notification: Performance of simCode: created simulation system equations: time 0.01167/2.103, allocations: 4.422 MB / 1.44 GB, free: 1.895 MB / 1.154 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003521/2.107, allocations: 293.1 kB / 1.44 GB, free: 1.617 MB / 1.154 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02863/2.135, allocations: 10.12 MB / 1.45 GB, free: 7.359 MB / 1.17 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00522/2.141, allocations: 2.924 MB / 1.453 GB, free: 4.402 MB / 1.17 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001447/2.142, allocations: 207.3 kB / 1.453 GB, free: 4.199 MB / 1.17 GB Notification: Performance of SimCode: time 9.72e-07/2.142, allocations: 0 / 1.453 GB, free: 4.199 MB / 1.17 GB Notification: Performance of Templates: time 0.7606/2.903, allocations: 107.8 MB / 1.558 GB, free: 416.7 MB / 1.264 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)