Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_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 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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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 0.001541/0.001541, allocations: 103.2 kB / 16.36 MB, free: 6.309 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001748/0.001748, allocations: 192.1 kB / 17.29 MB, free: 5.875 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.393/1.393, allocations: 205.1 MB / 223.2 MB, free: 12.26 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 1.801/1.801, allocations: 292.3 MB / 0.5496 GB, free: 17.41 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 0.001485/0.001485, allocations: 67.91 kB / 0.6729 GB, free: 5.832 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2177/0.2192, allocations: 114.6 MB / 0.7848 GB, free: 3.168 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.4001/0.6194, allocations: 18.16 MB / 0.8025 GB, free: 40.33 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.01245/0.6319, allocations: 6.828 MB / 0.8092 GB, free: 35.73 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002309/0.6344, allocations: 55.5 kB / 0.8093 GB, free: 35.72 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.004081/0.6385, allocations: 1.463 MB / 0.8107 GB, free: 34.86 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.00419/0.6427, allocations: 1.391 MB / 0.8121 GB, free: 34.09 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.004053/0.6467, allocations: 1.282 MB / 0.8133 GB, free: 33.4 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.008808/0.6556, allocations: 5.443 MB / 0.8186 GB, free: 31.11 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009984/0.6656, allocations: 7.193 MB / 0.8256 GB, free: 28.52 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005135/0.6708, allocations: 2.354 MB / 0.8279 GB, free: 27.46 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005916/0.6767, allocations: 2.954 MB / 0.8308 GB, free: 26.23 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.002457/0.6792, allocations: 0.5119 MB / 0.8313 GB, free: 26.23 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004533/0.6838, allocations: 1.253 MB / 0.8326 GB, free: 25.96 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.005184/0.689, allocations: 2.24 MB / 0.8347 GB, free: 25.1 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.006629/0.6956, allocations: 2.16 MB / 0.8368 GB, free: 23.7 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01398/0.7096, allocations: 7.728 MB / 0.8444 GB, free: 20.71 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 7.063e-06/0.7097, allocations: 4 kB / 0.8444 GB, free: 20.7 MB / 0.6544 GB Notification: Performance of FrontEnd: time 2.875e-06/0.7097, allocations: 0 / 0.8444 GB, free: 20.7 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0002657/0.71, allocations: 1.125 kB / 0.8444 GB, free: 20.7 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01361/0.7236, allocations: 3.784 MB / 0.8481 GB, free: 18.17 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.792e-05/0.7236, allocations: 9.531 kB / 0.8481 GB, free: 18.17 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01418/0.7378, allocations: 2.343 MB / 0.8504 GB, free: 17.04 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006314/0.7442, allocations: 2.17 MB / 0.8525 GB, free: 15.69 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003172/0.7445, allocations: 265.7 kB / 0.8528 GB, free: 15.57 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002385/0.7469, allocations: 348.7 kB / 0.8531 GB, free: 15.45 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0201/0.767, allocations: 7.099 MB / 0.86 GB, free: 11.4 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001095/0.7672, allocations: 2.688 kB / 0.86 GB, free: 11.4 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007613/0.768, allocations: 146.4 kB / 0.8602 GB, free: 11.29 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004708/0.7684, allocations: 343.5 kB / 0.8605 GB, free: 11.18 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0182/0.7866, allocations: 6.981 MB / 0.8673 GB, free: 5.895 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 0.04614/0.8328, allocations: 26.36 MB / 0.8931 GB, free: 9.363 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009714/0.8426, allocations: 4.987 MB / 0.8979 GB, free: 4.066 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006701/0.8493, allocations: 2.6 MB / 0.9005 GB, free: 1.445 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003873/0.8497, allocations: 131 kB / 0.9006 GB, free: 1.301 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.47e-05/0.8498, allocations: 64.5 kB / 0.9007 GB, free: 1.227 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=208): time 5.32e-06/0.8498, allocations: 0 / 0.9007 GB, free: 1.227 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 0.1103/0.9602, allocations: 30.89 MB / 0.9308 GB, free: 2.246 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001324/0.9603, allocations: 243.5 kB / 0.9311 GB, free: 1.961 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002268/0.9626, allocations: 1.4 MB / 0.9324 GB, free: 0.5508 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0007245/0.9633, allocations: 73.7 kB / 0.9325 GB, free: 484 kB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.001032/0.9644, allocations: 1.482 MB / 0.9339 GB, free: 14.97 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001269/0.9657, allocations: 0.9165 MB / 0.9348 GB, free: 14.04 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001209/0.9669, allocations: 0.6318 MB / 0.9354 GB, free: 13.4 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0001174/0.967, allocations: 301.1 kB / 0.9357 GB, free: 13.1 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00628/0.9733, allocations: 2.674 MB / 0.9383 GB, free: 10.42 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007162/0.9805, allocations: 3.552 MB / 0.9418 GB, free: 6.488 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01415/0.9947, allocations: 6.383 MB / 0.948 GB, free: 15.7 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.819e-05/0.9947, allocations: 8 kB / 0.9481 GB, free: 15.7 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 0.03078/1.026, allocations: 11 MB / 0.9588 GB, free: 4.59 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 4.851e-05/1.026, allocations: 16 kB / 0.9588 GB, free: 4.574 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.562e-05/1.026, allocations: 28 kB / 0.9588 GB, free: 4.547 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02074/1.046, allocations: 5.462 MB / 0.9642 GB, free: 15.07 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004645/1.051, allocations: 0.9828 MB / 0.9651 GB, free: 14.09 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04474/1.096, allocations: 28.14 MB / 0.9926 GB, free: 1.484 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004973/1.101, allocations: 0.5458 MB / 0.9932 GB, free: 0.9375 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007082/1.102, allocations: 155.9 kB / 0.9933 GB, free: 0.7852 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009251/1.111, allocations: 3.96 MB / 0.9972 GB, free: 12.82 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007121/1.118, allocations: 3.513 MB / 1.001 GB, free: 8.926 MB / 0.795 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09147/1.21, allocations: 24.55 MB / 1.025 GB, free: 15.86 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.815e-05/1.21, allocations: 10.81 kB / 1.025 GB, free: 15.86 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 0.02917/1.239, allocations: 10.5 MB / 1.035 GB, free: 5.215 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 4.276e-05/1.239, allocations: 16 kB / 1.035 GB, free: 5.199 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.736e-05/1.239, allocations: 31.94 kB / 1.035 GB, free: 5.168 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01557/1.255, allocations: 4.247 MB / 1.039 GB, free: 0.9023 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004894/1.26, allocations: 1.026 MB / 1.04 GB, free: 15.88 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03636/1.296, allocations: 27.08 MB / 1.066 GB, free: 4.07 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004991/1.301, allocations: 0.5419 MB / 1.067 GB, free: 3.527 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007808/1.302, allocations: 155.9 kB / 1.067 GB, free: 3.375 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 0.001099/1.303, allocations: 395.7 kB / 1.068 GB, free: 2.984 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007046/1.304, allocations: 197.7 kB / 1.068 GB, free: 2.789 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 0.02835/1.332, allocations: 10.16 MB / 1.078 GB, free: 8.547 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.127e-05/1.332, allocations: 28 kB / 1.078 GB, free: 8.52 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.487e-05/1.332, allocations: 12 kB / 1.078 GB, free: 8.508 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.448e-05/1.332, allocations: 19.94 kB / 1.078 GB, free: 8.488 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 0.04073/1.373, allocations: 16.25 MB / 1.094 GB, free: 7.992 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.156e-05/1.373, allocations: 8 kB / 1.094 GB, free: 7.984 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003773/1.377, allocations: 0.7374 MB / 1.094 GB, free: 7.246 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01891/1.396, allocations: 5.095 MB / 1.099 GB, free: 2.133 MB / 0.8887 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007092/1.396, allocations: 79.95 kB / 1.099 GB, free: 2.055 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04156/1.438, allocations: 27.2 MB / 1.126 GB, free: 6.355 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.498e-06/1.438, allocations: 8 kB / 1.126 GB, free: 6.348 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 0.4968/1.935, allocations: 10.1 MB / 1.136 GB, free: 289.1 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002043/1.937, allocations: 0.711 MB / 1.136 GB, free: 289 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006068/1.937, allocations: 55.91 kB / 1.137 GB, free: 289 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003873/1.941, allocations: 0.5038 MB / 1.137 GB, free: 289 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007961/1.942, allocations: 223.6 kB / 1.137 GB, free: 289 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002381/1.942, allocations: 92.38 kB / 1.137 GB, free: 289 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.00141/1.944, allocations: 0.9521 MB / 1.138 GB, free: 288.9 MB / 0.92 GB Notification: Performance of sort global known variables: time 1.202e-06/1.944, allocations: 0 / 1.138 GB, free: 288.9 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.007552/1.951, allocations: 1.83 MB / 1.14 GB, free: 288.9 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 0.000572/1.952, allocations: 184.1 kB / 1.14 GB, free: 288.8 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03377/1.986, allocations: 12.4 MB / 1.152 GB, free: 287.7 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 1.806e-05/1.986, allocations: 3.188 kB / 1.152 GB, free: 287.7 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01234/1.998, allocations: 4.423 MB / 1.157 GB, free: 287.2 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002879/2.001, allocations: 267.9 kB / 1.157 GB, free: 287 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02535/2.026, allocations: 9.512 MB / 1.166 GB, free: 283.5 MB / 0.92 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004281/2.031, allocations: 2.901 MB / 1.169 GB, free: 282.4 MB / 0.92 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001302/2.032, allocations: 206.8 kB / 1.169 GB, free: 282.3 MB / 0.92 GB Notification: Performance of SimCode: time 9.61e-07/2.032, allocations: 0 / 1.169 GB, free: 282.3 MB / 0.92 GB Notification: Performance of Templates: time 0.1135/2.146, allocations: 106.6 MB / 1.273 GB, free: 198.1 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)