Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 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.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_9_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_9_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 0.001711/0.001712, allocations: 108.7 kB / 16.41 MB, free: 6.027 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001768/0.001768, allocations: 186.2 kB / 17.34 MB, free: 5.633 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.514/1.514, allocations: 222.9 MB / 241 MB, free: 15.16 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.406/2.406, allocations: 390.3 MB / 0.6655 GB, free: 0.6367 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001445/0.001446, allocations: 67.89 kB / 0.9516 GB, free: 7.562 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.789/0.7905, allocations: 140.4 MB / 1.089 GB, free: 5.516 MB / 0.8575 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02319/0.8137, allocations: 18.19 MB / 1.106 GB, free: 9.406 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.01328/0.827, allocations: 6.8 MB / 1.113 GB, free: 4.773 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002386/0.8294, allocations: 55.5 kB / 1.113 GB, free: 4.766 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.004329/0.8338, allocations: 1.46 MB / 1.115 GB, free: 3.898 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.004747/0.8386, allocations: 1.455 MB / 1.116 GB, free: 3.078 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.004123/0.8427, allocations: 1.254 MB / 1.117 GB, free: 2.406 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.00914/0.8519, allocations: 5.439 MB / 1.123 GB, free: 120 kB / 0.8731 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01054/0.8624, allocations: 7.081 MB / 1.129 GB, free: 13.32 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005484/0.868, allocations: 2.368 MB / 1.132 GB, free: 12.26 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006329/0.8743, allocations: 2.953 MB / 1.135 GB, free: 11.03 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.001601/0.876, allocations: 0.5111 MB / 1.135 GB, free: 11.03 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003808/0.8798, allocations: 1.253 MB / 1.136 GB, free: 10.76 MB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.003955/0.8838, allocations: 2.24 MB / 1.139 GB, free: 9.898 MB / 0.8887 GB Notification: Performance of NFVerifyModel.verify: time 0.00525/0.889, allocations: 2.177 MB / 1.141 GB, free: 8.488 MB / 0.8887 GB Notification: Performance of NFConvertDAE.convert: time 0.01333/0.9024, allocations: 7.721 MB / 1.148 GB, free: 5.578 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 7.644e-06/0.9024, allocations: 4 kB / 1.148 GB, free: 5.574 MB / 0.8887 GB Notification: Performance of FrontEnd: time 1.913e-06/0.9024, allocations: 0 / 1.148 GB, free: 5.574 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.0002609/0.9027, allocations: 0.8125 kB / 1.148 GB, free: 5.574 MB / 0.8887 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 0.01392/0.9166, allocations: 3.78 MB / 1.152 GB, free: 3.043 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 5.129e-05/0.9167, allocations: 10.69 kB / 1.152 GB, free: 3.043 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0143/0.931, allocations: 2.403 MB / 1.154 GB, free: 1.891 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006628/0.9377, allocations: 2.179 MB / 1.156 GB, free: 0.5312 MB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002891/0.938, allocations: 269.6 kB / 1.157 GB, free: 416 kB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001799/0.9398, allocations: 343.4 kB / 1.157 GB, free: 300 kB / 0.8887 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01879/0.9586, allocations: 7.135 MB / 1.164 GB, free: 12.22 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001039/0.9587, allocations: 2.75 kB / 1.164 GB, free: 12.22 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008058/0.9596, allocations: 154.7 kB / 1.164 GB, free: 12.1 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005337/0.9601, allocations: 331.8 kB / 1.164 GB, free: 12.01 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01877/0.9789, allocations: 7.031 MB / 1.171 GB, free: 8.457 MB / 0.9044 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 0.03782/1.017, allocations: 26.41 MB / 1.197 GB, free: 12.72 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00825/1.025, allocations: 4.986 MB / 1.202 GB, free: 7.426 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005994/1.031, allocations: 2.624 MB / 1.205 GB, free: 4.785 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002777/1.031, allocations: 127 kB / 1.205 GB, free: 4.645 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.692e-05/1.031, allocations: 60.5 kB / 1.205 GB, free: 4.574 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.399e-06/1.031, allocations: 0 / 1.205 GB, free: 4.574 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=271): time 0.103/1.134, allocations: 30.92 MB / 1.235 GB, free: 5.562 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001213/1.135, allocations: 243.5 kB / 1.235 GB, free: 5.277 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002148/1.137, allocations: 1.431 MB / 1.237 GB, free: 3.836 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0005248/1.137, allocations: 69.7 kB / 1.237 GB, free: 3.762 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009427/1.138, allocations: 1.478 MB / 1.238 GB, free: 2.262 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009834/1.139, allocations: 0.9242 MB / 1.239 GB, free: 1.324 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001158/1.14, allocations: 0.628 MB / 1.24 GB, free: 0.6875 MB / 0.9669 GB Notification: Performance of setup shared object (initialization): time 9.483e-05/1.14, allocations: 309.1 kB / 1.24 GB, free: 392 kB / 0.9669 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005959/1.146, allocations: 2.698 MB / 1.242 GB, free: 13.68 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006826/1.153, allocations: 3.567 MB / 1.246 GB, free: 9.73 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01332/1.167, allocations: 6.395 MB / 1.252 GB, free: 2.938 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.678e-05/1.167, allocations: 8 kB / 1.252 GB, free: 2.93 MB / 0.9825 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 0.02931/1.196, allocations: 11.04 MB / 1.263 GB, free: 7.785 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 4.282e-05/1.196, allocations: 17.41 kB / 1.263 GB, free: 7.77 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.389e-05/1.196, allocations: 24 kB / 1.263 GB, free: 7.746 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01954/1.216, allocations: 5.54 MB / 1.268 GB, free: 2.188 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004489/1.22, allocations: 0.9984 MB / 1.269 GB, free: 1.188 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04295/1.263, allocations: 28.17 MB / 1.297 GB, free: 4.551 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004841/1.268, allocations: 0.5732 MB / 1.297 GB, free: 3.977 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005945/1.269, allocations: 155.9 kB / 1.298 GB, free: 3.824 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008689/1.277, allocations: 3.984 MB / 1.302 GB, free: 15.83 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006727/1.284, allocations: 3.532 MB / 1.305 GB, free: 11.93 MB / 1.045 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0863/1.37, allocations: 24.63 MB / 1.329 GB, free: 2.777 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.87e-05/1.371, allocations: 8 kB / 1.329 GB, free: 2.77 MB / 1.061 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 0.02805/1.399, allocations: 10.54 MB / 1.339 GB, free: 8.074 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 3.156e-05/1.399, allocations: 16 kB / 1.339 GB, free: 8.059 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.291e-05/1.399, allocations: 24 kB / 1.339 GB, free: 8.035 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01501/1.414, allocations: 4.327 MB / 1.344 GB, free: 3.691 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004734/1.419, allocations: 1.041 MB / 1.345 GB, free: 2.648 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0369/1.455, allocations: 27.1 MB / 1.371 GB, free: 6.828 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004722/1.46, allocations: 0.5536 MB / 1.372 GB, free: 6.273 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007507/1.461, allocations: 152.1 kB / 1.372 GB, free: 6.125 MB / 1.107 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.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[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 0.001511/1.462, allocations: 403.2 kB / 1.372 GB, free: 5.727 MB / 1.107 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007717/1.463, allocations: 197.8 kB / 1.372 GB, free: 5.531 MB / 1.107 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 0.02734/1.491, allocations: 10.18 MB / 1.382 GB, free: 11.28 MB / 1.123 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.972e-05/1.491, allocations: 28 kB / 1.382 GB, free: 11.25 MB / 1.123 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.886e-05/1.491, allocations: 12 kB / 1.382 GB, free: 11.24 MB / 1.123 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.646e-05/1.491, allocations: 15.95 kB / 1.382 GB, free: 11.22 MB / 1.123 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 0.04069/1.532, allocations: 16.27 MB / 1.398 GB, free: 10.71 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.813e-05/1.532, allocations: 8 kB / 1.398 GB, free: 10.7 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003691/1.535, allocations: 0.7374 MB / 1.399 GB, free: 9.965 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01852/1.554, allocations: 5.177 MB / 1.404 GB, free: 4.773 MB / 1.139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000666/1.555, allocations: 75.95 kB / 1.404 GB, free: 4.699 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0426/1.597, allocations: 27.24 MB / 1.431 GB, free: 8.953 MB / 1.17 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.086e-05/1.597, allocations: 8 kB / 1.431 GB, free: 8.945 MB / 1.17 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 0.02631/1.624, allocations: 10.11 MB / 1.441 GB, free: 14.59 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001947/1.626, allocations: 0.7172 MB / 1.441 GB, free: 13.85 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008693/1.626, allocations: 55.98 kB / 1.441 GB, free: 13.8 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003953/1.63, allocations: 0.507 MB / 1.442 GB, free: 13.29 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009962/1.631, allocations: 226.3 kB / 1.442 GB, free: 13.07 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004369/1.632, allocations: 91.95 kB / 1.442 GB, free: 12.98 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.002064/1.634, allocations: 0.9723 MB / 1.443 GB, free: 12 MB / 1.186 GB Notification: Performance of sort global known variables: time 3.71e-07/1.634, allocations: 0 / 1.443 GB, free: 12 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.008878/1.643, allocations: 1.844 MB / 1.445 GB, free: 10.16 MB / 1.186 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 0.0007407/1.644, allocations: 190.8 kB / 1.445 GB, free: 9.965 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.03258/1.676, allocations: 12.45 MB / 1.457 GB, free: 13.4 MB / 1.201 GB Notification: Performance of simCode: created event and clocks part: time 1.266e-05/1.676, allocations: 0 / 1.457 GB, free: 13.4 MB / 1.201 GB Notification: Performance of simCode: created simulation system equations: time 0.01152/1.688, allocations: 4.422 MB / 1.462 GB, free: 8.934 MB / 1.201 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003433/1.691, allocations: 276.3 kB / 1.462 GB, free: 8.664 MB / 1.201 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02603/1.717, allocations: 9.515 MB / 1.471 GB, free: 15.04 MB / 1.217 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003916/1.721, allocations: 2.903 MB / 1.474 GB, free: 12.1 MB / 1.217 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001295/1.723, allocations: 211.3 kB / 1.474 GB, free: 11.89 MB / 1.217 GB Notification: Performance of SimCode: time 1.142e-06/1.723, allocations: 0 / 1.474 GB, free: 11.89 MB / 1.217 GB Notification: Performance of Templates: time 0.1436/1.866, allocations: 107.2 MB / 1.579 GB, free: 0.6055 MB / 1.311 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)