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 0.001139/0.001138, allocations: 107.3 kB / 16.41 MB, free: 6.406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001315/0.001315, allocations: 191.4 kB / 17.34 MB, free: 5.695 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.36/1.36, allocations: 222.9 MB / 241 MB, free: 15.07 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 2.272/2.272, allocations: 390.3 MB / 0.6655 GB, free: 0.6211 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001654/0.001654, allocations: 67.91 kB / 0.9516 GB, free: 7.531 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.907/0.9087, allocations: 140.4 MB / 1.089 GB, free: 5.492 MB / 0.8575 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02394/0.9327, allocations: 18.26 MB / 1.107 GB, free: 9.34 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.01334/0.946, allocations: 6.825 MB / 1.113 GB, free: 4.688 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0026/0.9487, allocations: 56.69 kB / 1.113 GB, free: 4.68 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.004429/0.9531, allocations: 1.473 MB / 1.115 GB, free: 3.801 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.004896/0.958, allocations: 1.456 MB / 1.116 GB, free: 2.98 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.004952/0.963, allocations: 1.266 MB / 1.117 GB, free: 2.297 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.01051/0.9735, allocations: 5.464 MB / 1.123 GB, free: 15.99 MB / 0.8887 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01173/0.9854, allocations: 7.125 MB / 1.13 GB, free: 13.18 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005717/0.9911, allocations: 2.382 MB / 1.132 GB, free: 12.11 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.007129/0.9983, allocations: 2.971 MB / 1.135 GB, free: 10.86 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.002544/1.001, allocations: 0.5143 MB / 1.135 GB, free: 10.86 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005073/1.006, allocations: 1.267 MB / 1.137 GB, free: 10.59 MB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.005246/1.011, allocations: 2.244 MB / 1.139 GB, free: 9.73 MB / 0.8887 GB Notification: Performance of NFVerifyModel.verify: time 0.00746/1.019, allocations: 2.192 MB / 1.141 GB, free: 8.312 MB / 0.8887 GB Notification: Performance of NFConvertDAE.convert: time 0.01434/1.033, allocations: 7.778 MB / 1.149 GB, free: 5.316 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 6.943e-06/1.033, allocations: 4 kB / 1.149 GB, free: 5.312 MB / 0.8887 GB Notification: Performance of FrontEnd: time 2.595e-06/1.033, allocations: 0 / 1.149 GB, free: 5.312 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.000304/1.033, allocations: 0 / 1.149 GB, free: 5.312 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.01527/1.049, allocations: 3.819 MB / 1.152 GB, free: 2.754 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 4.883e-05/1.049, allocations: 10 kB / 1.152 GB, free: 2.754 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01465/1.063, allocations: 2.418 MB / 1.155 GB, free: 1.594 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006944/1.07, allocations: 2.189 MB / 1.157 GB, free: 232 kB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003229/1.071, allocations: 264.1 kB / 1.157 GB, free: 112 kB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002668/1.073, allocations: 362.3 kB / 1.157 GB, free: 15.98 MB / 0.9044 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02423/1.098, allocations: 7.158 MB / 1.164 GB, free: 11.9 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001204/1.098, allocations: 6.125 kB / 1.164 GB, free: 11.9 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001357/1.099, allocations: 143.8 kB / 1.165 GB, free: 11.79 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006111/1.1, allocations: 336.7 kB / 1.165 GB, free: 11.69 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02054/1.12, allocations: 7.044 MB / 1.172 GB, free: 8.137 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 0.04091/1.161, allocations: 26.54 MB / 1.198 GB, free: 12.09 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008737/1.17, allocations: 4.984 MB / 1.203 GB, free: 6.801 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006415/1.177, allocations: 2.623 MB / 1.205 GB, free: 4.16 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003142/1.177, allocations: 131 kB / 1.205 GB, free: 4.016 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.112e-05/1.177, allocations: 64.5 kB / 1.205 GB, free: 3.941 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.959e-06/1.177, allocations: 0 / 1.205 GB, free: 3.941 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 0.1027/1.28, allocations: 30.98 MB / 1.236 GB, free: 4.867 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001141/1.28, allocations: 231.6 kB / 1.236 GB, free: 4.594 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002362/1.282, allocations: 1.473 MB / 1.237 GB, free: 3.113 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.000543/1.283, allocations: 73.7 kB / 1.237 GB, free: 3.035 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009002/1.284, allocations: 1.497 MB / 1.239 GB, free: 1.516 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009918/1.285, allocations: 0.9281 MB / 1.24 GB, free: 0.5742 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001153/1.286, allocations: 0.6318 MB / 1.24 GB, free: 15.93 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 9.748e-05/1.286, allocations: 305.1 kB / 1.241 GB, free: 15.63 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005652/1.292, allocations: 2.69 MB / 1.243 GB, free: 12.93 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006339/1.298, allocations: 3.567 MB / 1.247 GB, free: 8.988 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0121/1.31, allocations: 6.402 MB / 1.253 GB, free: 2.188 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.269e-05/1.31, allocations: 8 kB / 1.253 GB, free: 2.18 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 0.0277/1.338, allocations: 11.02 MB / 1.264 GB, free: 7.051 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 4.735e-05/1.338, allocations: 16 kB / 1.264 GB, free: 7.035 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.584e-05/1.338, allocations: 24.56 kB / 1.264 GB, free: 7.012 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01942/1.357, allocations: 5.54 MB / 1.269 GB, free: 1.453 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004614/1.362, allocations: 0.9983 MB / 1.27 GB, free: 464 kB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04269/1.405, allocations: 28.18 MB / 1.298 GB, free: 3.816 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005015/1.41, allocations: 0.5769 MB / 1.298 GB, free: 3.238 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005534/1.41, allocations: 155.9 kB / 1.298 GB, free: 3.086 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008581/1.419, allocations: 3.98 MB / 1.302 GB, free: 15.1 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006638/1.426, allocations: 3.532 MB / 1.306 GB, free: 11.19 MB / 1.045 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08675/1.513, allocations: 24.62 MB / 1.33 GB, free: 2.059 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.655e-05/1.513, allocations: 4 kB / 1.33 GB, free: 2.055 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 0.02668/1.539, allocations: 10.53 MB / 1.34 GB, free: 7.375 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 4.082e-05/1.539, allocations: 19.98 kB / 1.34 GB, free: 7.355 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.743e-05/1.539, allocations: 31.94 kB / 1.34 GB, free: 7.324 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01484/1.554, allocations: 4.318 MB / 1.344 GB, free: 2.988 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004956/1.559, allocations: 1.038 MB / 1.345 GB, free: 1.949 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03544/1.595, allocations: 27.12 MB / 1.372 GB, free: 6.098 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005685/1.6, allocations: 0.5536 MB / 1.372 GB, free: 5.543 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006882/1.601, allocations: 151.9 kB / 1.372 GB, free: 5.395 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 0.001356/1.603, allocations: 407.8 kB / 1.373 GB, free: 4.988 MB / 1.107 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008119/1.603, allocations: 201.7 kB / 1.373 GB, free: 4.789 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 0.02669/1.63, allocations: 10.16 MB / 1.383 GB, free: 10.55 MB / 1.123 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.667e-05/1.63, allocations: 31.94 kB / 1.383 GB, free: 10.52 MB / 1.123 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.01e-05/1.63, allocations: 12 kB / 1.383 GB, free: 10.5 MB / 1.123 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.741e-05/1.63, allocations: 15.95 kB / 1.383 GB, free: 10.49 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 0.03622/1.666, allocations: 16.26 MB / 1.399 GB, free: 9.977 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.705e-05/1.667, allocations: 8 kB / 1.399 GB, free: 9.969 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003555/1.67, allocations: 0.7373 MB / 1.4 GB, free: 9.23 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01806/1.688, allocations: 5.173 MB / 1.405 GB, free: 4.043 MB / 1.139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006738/1.689, allocations: 75.95 kB / 1.405 GB, free: 3.969 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03927/1.728, allocations: 27.25 MB / 1.431 GB, free: 8.215 MB / 1.17 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.063e-05/1.728, allocations: 15.97 kB / 1.431 GB, free: 8.199 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 0.02537/1.754, allocations: 10.11 MB / 1.441 GB, free: 13.84 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001889/1.755, allocations: 0.7249 MB / 1.442 GB, free: 13.09 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000455/1.756, allocations: 52 kB / 1.442 GB, free: 13.04 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003452/1.759, allocations: 0.5108 MB / 1.442 GB, free: 12.53 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007919/1.76, allocations: 226.3 kB / 1.443 GB, free: 12.31 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002468/1.76, allocations: 91.95 kB / 1.443 GB, free: 12.22 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.001584/1.762, allocations: 1.005 MB / 1.444 GB, free: 11.21 MB / 1.186 GB Notification: Performance of sort global known variables: time 3.4e-07/1.762, allocations: 0 / 1.444 GB, free: 11.21 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.006262/1.768, allocations: 1.852 MB / 1.446 GB, free: 9.359 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 0.0004329/1.769, allocations: 178.9 kB / 1.446 GB, free: 9.176 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.02843/1.797, allocations: 12.46 MB / 1.458 GB, free: 12.6 MB / 1.201 GB Notification: Performance of simCode: created event and clocks part: time 1.223e-05/1.797, allocations: 0 / 1.458 GB, free: 12.6 MB / 1.201 GB Notification: Performance of simCode: created simulation system equations: time 0.01052/1.808, allocations: 4.426 MB / 1.462 GB, free: 8.129 MB / 1.201 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00243/1.81, allocations: 303.2 kB / 1.463 GB, free: 7.844 MB / 1.201 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02596/1.836, allocations: 10.05 MB / 1.472 GB, free: 13.67 MB / 1.217 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004637/1.841, allocations: 2.927 MB / 1.475 GB, free: 10.71 MB / 1.217 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001703/1.843, allocations: 211.3 kB / 1.475 GB, free: 10.5 MB / 1.217 GB Notification: Performance of SimCode: time 2.245e-06/1.843, allocations: 0 / 1.475 GB, free: 10.5 MB / 1.217 GB Notification: Performance of Templates: time 0.7951/2.638, allocations: 108.1 MB / 1.581 GB, free: 431.2 MB / 1.311 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)