Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001431/0.001432, 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 0.001988/0.001988, allocations: 195.2 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 1.489/1.489, allocations: 222.9 MB / 240.2 MB, free: 4.387 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.527/2.527, allocations: 390.2 MB / 0.6646 GB, free: 244 kB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001269/0.001269, allocations: 55.91 kB / 0.8125 GB, free: 14.22 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7641/0.7654, allocations: 140.4 MB / 0.9496 GB, free: 9.223 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01961/0.785, allocations: 18.26 MB / 0.9674 GB, free: 11.31 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01382/0.7989, allocations: 6.832 MB / 0.9741 GB, free: 5.914 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002752/0.8017, allocations: 57.25 kB / 0.9742 GB, free: 5.906 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.004602/0.8063, allocations: 1.461 MB / 0.9756 GB, free: 4.762 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.005575/0.8119, allocations: 1.43 MB / 0.977 GB, free: 3.621 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.005011/0.817, allocations: 1.27 MB / 0.9782 GB, free: 2.617 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.009694/0.8267, allocations: 5.47 MB / 0.9836 GB, free: 14.95 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01117/0.8379, allocations: 7.235 MB / 0.9906 GB, free: 7.613 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004499/0.8424, allocations: 2.357 MB / 0.9929 GB, free: 5.25 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006276/0.8487, allocations: 2.964 MB / 0.9958 GB, free: 2.277 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.001672/0.8504, allocations: 0.5156 MB / 0.9963 GB, free: 1.762 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003399/0.8539, allocations: 1.268 MB / 0.9976 GB, free: 0.4922 MB / 0.7481 GB Notification: Performance of NFScalarize.scalarize: time 0.003225/0.8571, allocations: 2.254 MB / 0.9998 GB, free: 14.23 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.004244/0.8614, allocations: 2.183 MB / 1.002 GB, free: 12.04 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.008938/0.8703, allocations: 7.744 MB / 1.009 GB, free: 4.277 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 6.993e-06/0.8704, allocations: 0 / 1.009 GB, free: 4.277 MB / 0.7637 GB Notification: Performance of FrontEnd: time 1.864e-06/0.8704, allocations: 0 / 1.009 GB, free: 4.277 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0002283/0.8706, allocations: 0 / 1.009 GB, free: 4.277 MB / 0.7637 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.009718/0.8803, allocations: 3.811 MB / 1.013 GB, free: 416 kB / 0.7637 GB Notification: Performance of prepare preOptimizeDAE: time 4.517e-05/0.8804, allocations: 12.03 kB / 1.013 GB, free: 404 kB / 0.7637 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01344/0.8938, allocations: 2.423 MB / 1.016 GB, free: 13.96 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006119/0.9, allocations: 2.155 MB / 1.018 GB, free: 11.77 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002114/0.9002, allocations: 271.5 kB / 1.018 GB, free: 11.5 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008955/0.9012, allocations: 347.9 kB / 1.018 GB, free: 11.16 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01427/0.9154, allocations: 7.166 MB / 1.025 GB, free: 3.895 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.614e-05/0.9155, allocations: 3.938 kB / 1.025 GB, free: 3.891 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004388/0.916, allocations: 156 kB / 1.025 GB, free: 3.738 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004575/0.9164, allocations: 330.1 kB / 1.026 GB, free: 3.414 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01583/0.9323, allocations: 7.051 MB / 1.033 GB, free: 12.35 MB / 0.795 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03473/0.967, allocations: 26.75 MB / 1.059 GB, free: 15.41 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008748/0.9758, allocations: 4.994 MB / 1.064 GB, free: 10.11 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005897/0.9818, allocations: 2.593 MB / 1.066 GB, free: 7.504 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002627/0.982, allocations: 135 kB / 1.066 GB, free: 7.355 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.193e-05/0.9821, allocations: 60.5 kB / 1.066 GB, free: 7.285 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 3.626e-06/0.9821, allocations: 0 / 1.066 GB, free: 7.285 MB / 0.8262 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1027/1.085, allocations: 30.95 MB / 1.097 GB, free: 8.25 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001333/1.085, allocations: 235.6 kB / 1.097 GB, free: 7.973 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002253/1.087, allocations: 1.465 MB / 1.098 GB, free: 6.5 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0004494/1.088, allocations: 73.7 kB / 1.098 GB, free: 6.422 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009239/1.089, allocations: 1.501 MB / 1.1 GB, free: 4.898 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009929/1.09, allocations: 0.9243 MB / 1.101 GB, free: 3.961 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001092/1.091, allocations: 0.6279 MB / 1.101 GB, free: 3.324 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.0001308/1.091, allocations: 313.1 kB / 1.102 GB, free: 3.016 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005733/1.097, allocations: 2.69 MB / 1.104 GB, free: 324 kB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006453/1.103, allocations: 3.563 MB / 1.108 GB, free: 12.38 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01246/1.116, allocations: 6.395 MB / 1.114 GB, free: 5.582 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.354e-05/1.116, allocations: 8 kB / 1.114 GB, free: 5.574 MB / 0.8731 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.0282/1.144, allocations: 11.03 MB / 1.125 GB, free: 10.43 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 3.787e-05/1.144, allocations: 17.41 kB / 1.125 GB, free: 10.42 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.339e-05/1.144, allocations: 28 kB / 1.125 GB, free: 10.39 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01994/1.164, allocations: 5.561 MB / 1.13 GB, free: 4.812 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004575/1.169, allocations: 0.9983 MB / 1.131 GB, free: 3.812 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04386/1.212, allocations: 28.17 MB / 1.159 GB, free: 7.184 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004928/1.217, allocations: 0.5693 MB / 1.159 GB, free: 6.613 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004416/1.218, allocations: 155.9 kB / 1.159 GB, free: 6.461 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008805/1.227, allocations: 3.98 MB / 1.163 GB, free: 2.473 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006966/1.234, allocations: 3.532 MB / 1.167 GB, free: 14.57 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09041/1.324, allocations: 24.67 MB / 1.191 GB, free: 5.387 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.496e-05/1.324, allocations: 12 kB / 1.191 GB, free: 5.375 MB / 0.9512 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02677/1.351, allocations: 10.52 MB / 1.201 GB, free: 10.7 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 3.179e-05/1.351, allocations: 20 kB / 1.201 GB, free: 10.68 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.159e-05/1.351, allocations: 27.94 kB / 1.201 GB, free: 10.66 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01534/1.366, allocations: 4.345 MB / 1.205 GB, free: 6.293 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004748/1.371, allocations: 1.034 MB / 1.206 GB, free: 5.258 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03574/1.407, allocations: 27.14 MB / 1.233 GB, free: 9.391 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004887/1.412, allocations: 0.5575 MB / 1.233 GB, free: 8.832 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004859/1.412, allocations: 152 kB / 1.234 GB, free: 8.684 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 0.001114/1.413, allocations: 400.7 kB / 1.234 GB, free: 8.285 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007389/1.414, allocations: 201.6 kB / 1.234 GB, free: 8.086 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 0.0272/1.441, allocations: 10.17 MB / 1.244 GB, free: 13.83 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.765e-05/1.442, allocations: 31.94 kB / 1.244 GB, free: 13.8 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.438e-05/1.442, allocations: 12 kB / 1.244 GB, free: 13.79 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.87e-05/1.442, allocations: 19.94 kB / 1.244 GB, free: 13.77 MB / 1.014 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 0.6447/2.086, allocations: 16.31 MB / 1.26 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.419e-05/2.086, allocations: 7.438 kB / 1.26 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003696/2.09, allocations: 0.7306 MB / 1.261 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01911/2.109, allocations: 5.195 MB / 1.266 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005923/2.11, allocations: 76.62 kB / 1.266 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03836/2.148, allocations: 27.25 MB / 1.293 GB, free: 263.7 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.109e-05/2.148, allocations: 12.28 kB / 1.293 GB, free: 263.7 MB / 1.014 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02332/2.172, allocations: 10.09 MB / 1.302 GB, free: 258.6 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002139/2.174, allocations: 0.7273 MB / 1.303 GB, free: 258.2 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004688/2.174, allocations: 59.59 kB / 1.303 GB, free: 258.1 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003403/2.178, allocations: 0.5086 MB / 1.304 GB, free: 257.9 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007721/2.178, allocations: 226.9 kB / 1.304 GB, free: 257.7 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002115/2.179, allocations: 87.95 kB / 1.304 GB, free: 257.7 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.00132/2.18, allocations: 1.004 MB / 1.305 GB, free: 257.2 MB / 1.014 GB Notification: Performance of sort global known variables: time 1.8e-07/2.18, allocations: 0 / 1.305 GB, free: 257.2 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.005546/2.186, allocations: 1.857 MB / 1.307 GB, free: 257 MB / 1.014 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0003774/2.186, allocations: 192.4 kB / 1.307 GB, free: 256.9 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02913/2.215, allocations: 14.38 MB / 1.321 GB, free: 245.5 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 1.312e-05/2.215, allocations: 4 kB / 1.321 GB, free: 245.5 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.009509/2.225, allocations: 4.421 MB / 1.325 GB, free: 241 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002287/2.227, allocations: 291.2 kB / 1.326 GB, free: 240.7 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0211/2.248, allocations: 9.558 MB / 1.335 GB, free: 231.1 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002439/2.251, allocations: 2.861 MB / 1.338 GB, free: 228.2 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.004679/2.255, allocations: 1.656 MB / 1.339 GB, free: 226.6 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006418/2.256, allocations: 175.3 kB / 1.34 GB, free: 226.4 MB / 1.014 GB Notification: Performance of SimCode: time 1.623e-06/2.256, allocations: 0 / 1.34 GB, free: 226.4 MB / 1.014 GB Notification: Performance of Templates: time 0.08877/2.345, allocations: 78.11 MB / 1.416 GB, free: 148.5 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)