Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001407/0.001407, 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 0.001605/0.001605, allocations: 198.5 kB / 16.54 MB, free: 6.672 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.573/1.573, allocations: 222.9 MB / 240.2 MB, free: 4.383 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 2.818/2.818, allocations: 437 MB / 0.7103 GB, free: 5.137 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001356/0.001356, allocations: 63.91 kB / 0.8692 GB, free: 4.633 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9282/0.9296, allocations: 151.6 MB / 1.017 GB, free: 2.5 MB / 0.7637 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02184/0.9515, allocations: 18.18 MB / 1.035 GB, free: 252 kB / 0.7794 GB Notification: Performance of NFInst.instExpressions: time 0.01258/0.9641, allocations: 6.797 MB / 1.042 GB, free: 9.43 MB / 0.795 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002266/0.9664, allocations: 55.88 kB / 1.042 GB, free: 9.375 MB / 0.795 GB Notification: Performance of NFTyping.typeComponents: time 0.004287/0.9707, allocations: 1.462 MB / 1.043 GB, free: 7.91 MB / 0.795 GB Notification: Performance of NFTyping.typeBindings: time 0.005023/0.9758, allocations: 1.416 MB / 1.045 GB, free: 6.488 MB / 0.795 GB Notification: Performance of NFTyping.typeClassSections: time 0.00412/0.9799, allocations: 1.275 MB / 1.046 GB, free: 5.211 MB / 0.795 GB Notification: Performance of NFFlatten.flatten: time 0.007253/0.9872, allocations: 5.434 MB / 1.051 GB, free: 15.77 MB / 0.8106 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01132/0.9986, allocations: 7.195 MB / 1.058 GB, free: 8.465 MB / 0.8106 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004181/1.003, allocations: 2.345 MB / 1.06 GB, free: 6.113 MB / 0.8106 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005052/1.008, allocations: 2.957 MB / 1.063 GB, free: 3.148 MB / 0.8106 GB Notification: Performance of NFPackage.collectConstants: time 0.001426/1.009, allocations: 0.5117 MB / 1.064 GB, free: 2.637 MB / 0.8106 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003232/1.013, allocations: 1.252 MB / 1.065 GB, free: 1.383 MB / 0.8106 GB Notification: Performance of NFScalarize.scalarize: time 0.003385/1.016, allocations: 2.238 MB / 1.067 GB, free: 15.14 MB / 0.8262 GB Notification: Performance of NFVerifyModel.verify: time 0.004195/1.02, allocations: 2.171 MB / 1.069 GB, free: 12.96 MB / 0.8262 GB Notification: Performance of NFConvertDAE.convert: time 0.009183/1.029, allocations: 7.682 MB / 1.077 GB, free: 5.258 MB / 0.8262 GB Notification: Performance of FrontEnd - DAE generated: time 9.568e-06/1.029, allocations: 0 / 1.077 GB, free: 5.258 MB / 0.8262 GB Notification: Performance of FrontEnd: time 2.696e-06/1.029, allocations: 4 kB / 1.077 GB, free: 5.254 MB / 0.8262 GB Notification: Performance of Transformations before backend: time 0.0002516/1.03, allocations: 4 kB / 1.077 GB, free: 5.25 MB / 0.8262 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01055/1.04, allocations: 3.785 MB / 1.081 GB, free: 1.406 MB / 0.8262 GB Notification: Performance of prepare preOptimizeDAE: time 5.06e-05/1.04, allocations: 8.031 kB / 1.081 GB, free: 1.398 MB / 0.8262 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01329/1.054, allocations: 2.399 MB / 1.083 GB, free: 14.99 MB / 0.8419 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005694/1.059, allocations: 2.159 MB / 1.085 GB, free: 12.79 MB / 0.8419 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002603/1.06, allocations: 263.4 kB / 1.085 GB, free: 12.53 MB / 0.8419 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001627/1.061, allocations: 347.9 kB / 1.086 GB, free: 12.19 MB / 0.8419 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01753/1.079, allocations: 7.13 MB / 1.093 GB, free: 4.961 MB / 0.8419 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.655e-05/1.079, allocations: 4 kB / 1.093 GB, free: 4.957 MB / 0.8419 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005019/1.079, allocations: 140 kB / 1.093 GB, free: 4.82 MB / 0.8419 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004918/1.08, allocations: 334 kB / 1.093 GB, free: 4.492 MB / 0.8419 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01794/1.098, allocations: 7.032 MB / 1.1 GB, free: 13.44 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 0.04132/1.139, allocations: 26.62 MB / 1.126 GB, free: 0.6484 MB / 0.8731 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008955/1.148, allocations: 4.992 MB / 1.131 GB, free: 11.34 MB / 0.8887 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006043/1.154, allocations: 2.6 MB / 1.133 GB, free: 8.723 MB / 0.8887 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004195/1.155, allocations: 127 kB / 1.133 GB, free: 8.582 MB / 0.8887 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.29e-05/1.155, allocations: 68.45 kB / 1.133 GB, free: 8.504 MB / 0.8887 GB Notification: Performance of pre-optimization done (n=208): time 3.586e-06/1.155, allocations: 0 / 1.133 GB, free: 8.504 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 0.1086/1.263, allocations: 30.89 MB / 1.164 GB, free: 9.531 MB / 0.92 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001358/1.264, allocations: 243.6 kB / 1.164 GB, free: 9.246 MB / 0.92 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002273/1.266, allocations: 1.431 MB / 1.165 GB, free: 7.805 MB / 0.92 GB Notification: Performance of collectPreVariables (initialization): time 0.0006577/1.267, allocations: 69.7 kB / 1.165 GB, free: 7.73 MB / 0.92 GB Notification: Performance of collectInitialEqns (initialization): time 0.001203/1.268, allocations: 1.482 MB / 1.167 GB, free: 6.227 MB / 0.92 GB Notification: Performance of collectInitialBindings (initialization): time 0.001359/1.269, allocations: 0.9204 MB / 1.168 GB, free: 5.293 MB / 0.92 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001209/1.27, allocations: 0.6318 MB / 1.168 GB, free: 4.652 MB / 0.92 GB Notification: Performance of setup shared object (initialization): time 0.0001467/1.271, allocations: 305.1 kB / 1.169 GB, free: 4.352 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006247/1.277, allocations: 2.69 MB / 1.171 GB, free: 1.652 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006882/1.284, allocations: 3.575 MB / 1.175 GB, free: 13.7 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01293/1.297, allocations: 6.399 MB / 1.181 GB, free: 6.898 MB / 0.9356 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.564e-05/1.297, allocations: 8 kB / 1.181 GB, free: 6.891 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 0.0289/1.326, allocations: 11.03 MB / 1.192 GB, free: 11.75 MB / 0.9512 GB Notification: Performance of prepare postOptimizeDAE: time 4.482e-05/1.326, allocations: 20 kB / 1.192 GB, free: 11.73 MB / 0.9512 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.536e-05/1.326, allocations: 28 kB / 1.192 GB, free: 11.71 MB / 0.9512 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02006/1.346, allocations: 5.563 MB / 1.197 GB, free: 6.125 MB / 0.9512 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004646/1.351, allocations: 0.9945 MB / 1.198 GB, free: 5.129 MB / 0.9512 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04312/1.394, allocations: 28.18 MB / 1.226 GB, free: 8.492 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004786/1.398, allocations: 0.573 MB / 1.226 GB, free: 7.918 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004238/1.399, allocations: 151.9 kB / 1.226 GB, free: 7.77 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008019/1.407, allocations: 3.984 MB / 1.23 GB, free: 3.777 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006525/1.413, allocations: 3.536 MB / 1.234 GB, free: 15.86 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.7037/2.117, allocations: 24.67 MB / 1.258 GB, free: 208.8 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.587e-05/2.117, allocations: 8.031 kB / 1.258 GB, free: 208.8 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 0.02722/2.144, allocations: 10.53 MB / 1.268 GB, free: 206.3 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.837e-05/2.145, allocations: 17 kB / 1.268 GB, free: 206.3 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.081e-05/2.145, allocations: 29.19 kB / 1.268 GB, free: 206.3 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0147/2.159, allocations: 4.345 MB / 1.272 GB, free: 205.7 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004655/2.164, allocations: 1.035 MB / 1.273 GB, free: 205.6 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03003/2.194, allocations: 27.12 MB / 1.3 GB, free: 187.3 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005341/2.199, allocations: 0.5569 MB / 1.3 GB, free: 187 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007901/2.2, allocations: 148.2 kB / 1.301 GB, free: 187 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 0.001236/2.202, allocations: 411.2 kB / 1.301 GB, free: 186.7 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007238/2.202, allocations: 193.9 kB / 1.301 GB, free: 186.7 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 0.02371/2.226, allocations: 10.16 MB / 1.311 GB, free: 177.5 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.887e-05/2.226, allocations: 31.94 kB / 1.311 GB, free: 177.4 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.238e-05/2.226, allocations: 15.94 kB / 1.311 GB, free: 177.4 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.97e-05/2.226, allocations: 15.95 kB / 1.311 GB, free: 177.4 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 0.03059/2.257, allocations: 16.29 MB / 1.327 GB, free: 161 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.18e-05/2.257, allocations: 4 kB / 1.327 GB, free: 161 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00324/2.26, allocations: 0.7411 MB / 1.328 GB, free: 160.2 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01647/2.277, allocations: 5.2 MB / 1.333 GB, free: 155 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007422/2.277, allocations: 71.94 kB / 1.333 GB, free: 155 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03293/2.31, allocations: 27.28 MB / 1.36 GB, free: 127.2 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.516e-06/2.31, allocations: 15.97 kB / 1.36 GB, free: 127.2 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 0.02267/2.333, allocations: 10.09 MB / 1.369 GB, free: 116.9 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002135/2.335, allocations: 0.7171 MB / 1.37 GB, free: 116.1 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008023/2.336, allocations: 59.98 kB / 1.37 GB, free: 116.1 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.005469/2.342, allocations: 0.5031 MB / 1.371 GB, free: 115.6 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001301/2.343, allocations: 230.3 kB / 1.371 GB, free: 115.3 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004406/2.343, allocations: 91.95 kB / 1.371 GB, free: 115.2 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.002011/2.345, allocations: 0.9684 MB / 1.372 GB, free: 114.3 MB / 0.9981 GB Notification: Performance of sort global known variables: time 2.31e-07/2.345, allocations: 0 / 1.372 GB, free: 114.3 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.01059/2.356, allocations: 1.848 MB / 1.374 GB, free: 112.4 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 0.0008458/2.357, allocations: 184.1 kB / 1.374 GB, free: 112.2 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.04753/2.404, allocations: 14.38 MB / 1.388 GB, free: 97.77 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.607e-05/2.404, allocations: 4 kB / 1.388 GB, free: 97.77 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.01025/2.415, allocations: 4.424 MB / 1.392 GB, free: 93.31 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003169/2.418, allocations: 272.4 kB / 1.393 GB, free: 93.06 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02087/2.439, allocations: 8.997 MB / 1.401 GB, free: 83.96 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002832/2.442, allocations: 2.84 MB / 1.404 GB, free: 81.09 MB / 0.9981 GB Notification: Performance of simCode: alias equations: time 0.004844/2.447, allocations: 1.664 MB / 1.406 GB, free: 79.42 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006104/2.447, allocations: 167.3 kB / 1.406 GB, free: 79.26 MB / 0.9981 GB Notification: Performance of SimCode: time 6.71e-07/2.447, allocations: 0 / 1.406 GB, free: 79.26 MB / 0.9981 GB Notification: Performance of Templates: time 0.1212/2.568, allocations: 77.56 MB / 1.482 GB, free: 1.91 MB / 0.9981 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)