Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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 0.001274/0.001275, allocations: 103.7 kB / 16.27 MB, free: 6.418 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001417/0.001417, allocations: 189.8 kB / 17.2 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.439/1.439, allocations: 205.1 MB / 223.1 MB, free: 12.31 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.86/1.86, allocations: 292.3 MB / 0.5495 GB, free: 17.55 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001612/0.001612, allocations: 67.91 kB / 0.6722 GB, free: 6.488 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2261/0.2277, allocations: 114.5 MB / 0.7841 GB, free: 3.828 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.419/0.6467, allocations: 18.23 MB / 0.8019 GB, free: 40.38 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.01188/0.6587, allocations: 6.862 MB / 0.8086 GB, free: 35.75 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002328/0.6611, allocations: 55.72 kB / 0.8086 GB, free: 35.74 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.004149/0.6653, allocations: 1.469 MB / 0.81 GB, free: 34.88 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.004739/0.67, allocations: 1.406 MB / 0.8114 GB, free: 34.1 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.003907/0.674, allocations: 1.284 MB / 0.8127 GB, free: 33.41 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.007624/0.6816, allocations: 5.477 MB / 0.818 GB, free: 31.1 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009578/0.6912, allocations: 7.228 MB / 0.8251 GB, free: 28.48 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004762/0.696, allocations: 2.361 MB / 0.8274 GB, free: 27.41 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.007044/0.7031, allocations: 2.966 MB / 0.8303 GB, free: 26.17 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.00335/0.7065, allocations: 0.5135 MB / 0.8308 GB, free: 26.17 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006248/0.7128, allocations: 1.272 MB / 0.832 GB, free: 25.89 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.005217/0.718, allocations: 2.248 MB / 0.8342 GB, free: 25.03 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.007067/0.7251, allocations: 2.189 MB / 0.8364 GB, free: 23.61 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01354/0.7387, allocations: 7.725 MB / 0.8439 GB, free: 20.75 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 8.797e-06/0.7388, allocations: 9.219 kB / 0.8439 GB, free: 20.74 MB / 0.6544 GB Notification: Performance of FrontEnd: time 2.354e-06/0.7388, allocations: 0 / 0.8439 GB, free: 20.74 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0003309/0.7391, allocations: 0 / 0.8439 GB, free: 20.74 MB / 0.6544 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 0.01742/0.7565, allocations: 3.824 MB / 0.8477 GB, free: 18.18 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.905e-05/0.7566, allocations: 8.688 kB / 0.8477 GB, free: 18.18 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0145/0.7711, allocations: 2.358 MB / 0.85 GB, free: 17.04 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00587/0.777, allocations: 2.155 MB / 0.8521 GB, free: 15.7 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002727/0.7773, allocations: 263.5 kB / 0.8523 GB, free: 15.58 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002028/0.7794, allocations: 363.6 kB / 0.8527 GB, free: 15.45 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01877/0.7982, allocations: 7.122 MB / 0.8596 GB, free: 11.39 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001214/0.7983, allocations: 5.281 kB / 0.8596 GB, free: 11.39 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001194/0.7995, allocations: 143.8 kB / 0.8598 GB, free: 11.28 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005232/0.8001, allocations: 342.5 kB / 0.8601 GB, free: 11.18 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01781/0.8179, allocations: 6.993 MB / 0.8669 GB, free: 5.941 MB / 0.6544 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 0.04574/0.8637, allocations: 26.69 MB / 0.893 GB, free: 9.066 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009617/0.8733, allocations: 4.983 MB / 0.8978 GB, free: 3.773 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006487/0.8799, allocations: 2.604 MB / 0.9004 GB, free: 1.152 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003973/0.8803, allocations: 135 kB / 0.9005 GB, free: 1.004 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.658e-05/0.8804, allocations: 60.5 kB / 0.9006 GB, free: 0.9336 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=208): time 4.869e-06/0.8804, allocations: 0 / 0.9006 GB, free: 0.9336 MB / 0.6856 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 0.1133/0.9937, allocations: 30.96 MB / 0.9308 GB, free: 1.891 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001868/0.9939, allocations: 235.6 kB / 0.931 GB, free: 1.613 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003355/0.9973, allocations: 1.446 MB / 0.9324 GB, free: 164 kB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0009812/0.9983, allocations: 73.64 kB / 0.9325 GB, free: 84 kB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.00149/0.9998, allocations: 1.497 MB / 0.934 GB, free: 14.56 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001953/1.002, allocations: 0.9165 MB / 0.9349 GB, free: 13.63 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002435/1.004, allocations: 0.6318 MB / 0.9355 GB, free: 12.99 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0001259/1.004, allocations: 309.1 kB / 0.9358 GB, free: 12.69 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006585/1.011, allocations: 2.668 MB / 0.9384 GB, free: 10.01 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007468/1.018, allocations: 3.552 MB / 0.9419 GB, free: 6.082 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01432/1.033, allocations: 6.383 MB / 0.9481 GB, free: 15.3 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.451e-05/1.033, allocations: 8 kB / 0.9481 GB, free: 15.29 MB / 0.7481 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 0.03144/1.064, allocations: 10.98 MB / 0.9588 GB, free: 4.199 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 5.561e-05/1.064, allocations: 16 kB / 0.9588 GB, free: 4.184 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.063e-05/1.065, allocations: 31.94 kB / 0.9589 GB, free: 4.152 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02061/1.085, allocations: 5.478 MB / 0.9642 GB, free: 14.66 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004626/1.09, allocations: 0.9905 MB / 0.9652 GB, free: 13.67 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04697/1.137, allocations: 28.17 MB / 0.9927 GB, free: 1.043 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004801/1.142, allocations: 0.5459 MB / 0.9932 GB, free: 0.4961 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008257/1.143, allocations: 155.9 kB / 0.9934 GB, free: 352 kB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009474/1.152, allocations: 3.968 MB / 0.9973 GB, free: 12.36 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007248/1.159, allocations: 3.501 MB / 1.001 GB, free: 8.484 MB / 0.795 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09063/1.25, allocations: 24.6 MB / 1.025 GB, free: 15.38 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.544e-05/1.25, allocations: 11.98 kB / 1.025 GB, free: 15.37 MB / 0.8262 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 0.02866/1.279, allocations: 10.5 MB / 1.035 GB, free: 4.715 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 4.331e-05/1.279, allocations: 24.08 kB / 1.035 GB, free: 4.691 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.012e-05/1.279, allocations: 27.94 kB / 1.035 GB, free: 4.664 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01554/1.294, allocations: 4.262 MB / 1.039 GB, free: 392 kB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004858/1.299, allocations: 1.022 MB / 1.04 GB, free: 15.36 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03871/1.338, allocations: 27.13 MB / 1.067 GB, free: 3.496 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004839/1.343, allocations: 0.5303 MB / 1.067 GB, free: 2.965 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008345/1.344, allocations: 151.9 kB / 1.067 GB, free: 2.816 MB / 0.8575 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 0.001571/1.345, allocations: 398.5 kB / 1.068 GB, free: 2.422 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009106/1.346, allocations: 201.6 kB / 1.068 GB, free: 2.223 MB / 0.8575 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 0.03166/1.378, allocations: 10.17 MB / 1.078 GB, free: 7.984 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.328e-05/1.378, allocations: 31.94 kB / 1.078 GB, free: 7.953 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.41e-05/1.378, allocations: 12 kB / 1.078 GB, free: 7.941 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.162e-05/1.378, allocations: 19.94 kB / 1.078 GB, free: 7.922 MB / 0.8731 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 0.0442/1.422, allocations: 16.29 MB / 1.094 GB, free: 7.375 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.066e-05/1.423, allocations: 12.55 kB / 1.094 GB, free: 7.363 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003684/1.426, allocations: 0.73 MB / 1.095 GB, free: 6.633 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01935/1.446, allocations: 5.115 MB / 1.1 GB, free: 1.5 MB / 0.8887 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007194/1.446, allocations: 83.94 kB / 1.1 GB, free: 1.418 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04128/1.488, allocations: 27.23 MB / 1.126 GB, free: 5.691 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.118e-05/1.488, allocations: 15.97 kB / 1.126 GB, free: 5.676 MB / 0.92 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 0.355/1.843, allocations: 10.09 MB / 1.136 GB, free: 289.3 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00164/1.844, allocations: 0.7175 MB / 1.137 GB, free: 289.2 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005251/1.845, allocations: 54.08 kB / 1.137 GB, free: 289.2 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003657/1.849, allocations: 0.5005 MB / 1.137 GB, free: 289.2 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008499/1.849, allocations: 232.4 kB / 1.138 GB, free: 289.2 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002611/1.85, allocations: 91.22 kB / 1.138 GB, free: 289.2 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.001379/1.851, allocations: 0.9771 MB / 1.139 GB, free: 289.1 MB / 0.92 GB Notification: Performance of sort global known variables: time 1.6e-07/1.851, allocations: 0 / 1.139 GB, free: 289.1 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.006372/1.858, allocations: 1.839 MB / 1.14 GB, free: 289.1 MB / 0.92 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 0.0004907/1.858, allocations: 187.2 kB / 1.141 GB, free: 289 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03403/1.892, allocations: 14.35 MB / 1.155 GB, free: 287.9 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 1.366e-05/1.892, allocations: 1.719 kB / 1.155 GB, free: 287.9 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01103/1.903, allocations: 4.413 MB / 1.159 GB, free: 287.1 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002526/1.906, allocations: 277.4 kB / 1.159 GB, free: 287 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02635/1.932, allocations: 10.14 MB / 1.169 GB, free: 283.4 MB / 0.92 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004094/1.936, allocations: 2.916 MB / 1.172 GB, free: 282.3 MB / 0.92 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001228/1.937, allocations: 207.8 kB / 1.172 GB, free: 282.2 MB / 0.92 GB Notification: Performance of SimCode: time 1.433e-06/1.938, allocations: 4.375 kB / 1.172 GB, free: 282.2 MB / 0.92 GB Notification: Performance of Templates: time 0.1024/2.04, allocations: 107.5 MB / 1.277 GB, free: 194 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)