Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 11.0.1-master/package.mo", uses=false) Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/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_latest_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_latest_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 0.001634/0.001634, allocations: 104.6 kB / 15.98 MB, free: 6.344 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002179/0.00218, allocations: 195.5 kB / 16.91 MB, free: 6.184 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.473/1.473, allocations: 222.9 MB / 240.6 MB, free: 13.74 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.738/2.738, allocations: 469.4 MB / 0.7423 GB, free: 3.871 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001483/0.001483, allocations: 64 kB / 0.9084 GB, free: 14.48 MB / 0.6856 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.394/0.3955, allocations: 159.1 MB / 1.064 GB, free: 15.38 MB / 0.8419 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.6967/1.092, allocations: 18.14 MB / 1.081 GB, free: 13.05 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.01125/1.104, allocations: 6.776 MB / 1.088 GB, free: 12.22 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001623/1.105, allocations: 44.31 kB / 1.088 GB, free: 12.21 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.003531/1.109, allocations: 1.367 MB / 1.089 GB, free: 11.48 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.003729/1.113, allocations: 1.324 MB / 1.091 GB, free: 10.77 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.003459/1.116, allocations: 1.164 MB / 1.092 GB, free: 10.11 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.007355/1.123, allocations: 5.493 MB / 1.097 GB, free: 7.777 MB / 0.8419 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01337/1.137, allocations: 8.52 MB / 1.106 GB, free: 4.207 MB / 0.8419 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005378/1.142, allocations: 2.384 MB / 1.108 GB, free: 3.113 MB / 0.8419 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005582/1.148, allocations: 3.14 MB / 1.111 GB, free: 1.867 MB / 0.8419 GB Notification: Performance of NFPackage.collectConstants: time 0.001322/1.149, allocations: 0.5131 MB / 1.111 GB, free: 1.867 MB / 0.8419 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003403/1.152, allocations: 1.272 MB / 1.113 GB, free: 1.59 MB / 0.8419 GB Notification: Performance of NFScalarize.scalarize: time 0.003156/1.156, allocations: 2.249 MB / 1.115 GB, free: 0.7422 MB / 0.8419 GB Notification: Performance of NFVerifyModel.verify: time 0.003605/1.159, allocations: 2.194 MB / 1.117 GB, free: 15.32 MB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.01063/1.17, allocations: 6.658 MB / 1.124 GB, free: 13.64 MB / 0.8575 GB Notification: Performance of FrontEnd - DAE generated: time 6.312e-06/1.17, allocations: 1.469 kB / 1.124 GB, free: 13.64 MB / 0.8575 GB Notification: Performance of FrontEnd: time 2.495e-06/1.17, allocations: 0 / 1.124 GB, free: 13.64 MB / 0.8575 GB Notification: Performance of Transformations before backend: time 0.0002393/1.17, allocations: 0 / 1.124 GB, free: 13.64 MB / 0.8575 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 0.0145/1.185, allocations: 3.825 MB / 1.127 GB, free: 11.52 MB / 0.8575 GB Notification: Performance of prepare preOptimizeDAE: time 4.888e-05/1.185, allocations: 13.77 kB / 1.127 GB, free: 11.52 MB / 0.8575 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01393/1.199, allocations: 2.42 MB / 1.13 GB, free: 11.1 MB / 0.8575 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006835/1.206, allocations: 2.158 MB / 1.132 GB, free: 9.754 MB / 0.8575 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003318/1.206, allocations: 275.5 kB / 1.132 GB, free: 9.625 MB / 0.8575 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001162/1.207, allocations: 351 kB / 1.132 GB, free: 9.508 MB / 0.8575 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0178/1.225, allocations: 7.149 MB / 1.139 GB, free: 5.438 MB / 0.8575 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001673/1.225, allocations: 10.25 kB / 1.139 GB, free: 5.43 MB / 0.8575 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007896/1.226, allocations: 151.3 kB / 1.14 GB, free: 5.312 MB / 0.8575 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006745/1.227, allocations: 333.6 kB / 1.14 GB, free: 5.219 MB / 0.8575 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01859/1.245, allocations: 7.049 MB / 1.147 GB, free: 1.66 MB / 0.8575 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 0.03911/1.284, allocations: 26.73 MB / 1.173 GB, free: 8.512 MB / 0.8887 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008524/1.293, allocations: 4.991 MB / 1.178 GB, free: 3.211 MB / 0.8887 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005886/1.299, allocations: 2.604 MB / 1.18 GB, free: 0.5898 MB / 0.8887 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002839/1.299, allocations: 131 kB / 1.18 GB, free: 456 kB / 0.8887 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.111e-05/1.299, allocations: 60.5 kB / 1.18 GB, free: 384 kB / 0.8887 GB Notification: Performance of pre-optimization done (n=208): time 4.759e-06/1.299, allocations: 0 / 1.18 GB, free: 384 kB / 0.8887 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 0.1113/1.41, allocations: 30.95 MB / 1.211 GB, free: 1.34 MB / 0.92 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001344/1.411, allocations: 243.5 kB / 1.211 GB, free: 1.055 MB / 0.92 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00285/1.414, allocations: 1.473 MB / 1.212 GB, free: 15.57 MB / 0.9356 GB Notification: Performance of collectPreVariables (initialization): time 0.0006523/1.414, allocations: 69.7 kB / 1.212 GB, free: 15.5 MB / 0.9356 GB Notification: Performance of collectInitialEqns (initialization): time 0.001143/1.415, allocations: 1.497 MB / 1.214 GB, free: 13.98 MB / 0.9356 GB Notification: Performance of collectInitialBindings (initialization): time 0.001372/1.417, allocations: 0.9242 MB / 1.215 GB, free: 13.04 MB / 0.9356 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001893/1.419, allocations: 0.6279 MB / 1.215 GB, free: 12.41 MB / 0.9356 GB Notification: Performance of setup shared object (initialization): time 0.0001111/1.419, allocations: 313 kB / 1.216 GB, free: 12.1 MB / 0.9356 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0062/1.425, allocations: 2.686 MB / 1.218 GB, free: 9.402 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006926/1.432, allocations: 3.567 MB / 1.222 GB, free: 5.457 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01314/1.445, allocations: 6.391 MB / 1.228 GB, free: 14.67 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.2e-05/1.445, allocations: 12 kB / 1.228 GB, free: 14.66 MB / 0.9512 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 0.03131/1.476, allocations: 11.03 MB / 1.239 GB, free: 3.523 MB / 0.9512 GB Notification: Performance of prepare postOptimizeDAE: time 6.044e-05/1.477, allocations: 16.56 kB / 1.239 GB, free: 3.508 MB / 0.9512 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.398e-05/1.477, allocations: 24 kB / 1.239 GB, free: 3.484 MB / 0.9512 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0212/1.498, allocations: 5.56 MB / 1.244 GB, free: 13.9 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004892/1.503, allocations: 0.9944 MB / 1.245 GB, free: 12.9 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04683/1.55, allocations: 28.21 MB / 1.273 GB, free: 256 kB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005617/1.555, allocations: 0.5731 MB / 1.273 GB, free: 15.68 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00109/1.556, allocations: 151.9 kB / 1.273 GB, free: 15.53 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0105/1.567, allocations: 3.984 MB / 1.277 GB, free: 11.54 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007523/1.574, allocations: 3.536 MB / 1.281 GB, free: 7.621 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0957/1.67, allocations: 24.65 MB / 1.305 GB, free: 14.46 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.11e-05/1.67, allocations: 8 kB / 1.305 GB, free: 14.45 MB / 1.029 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 0.03232/1.703, allocations: 10.53 MB / 1.315 GB, free: 3.777 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 5.927e-05/1.703, allocations: 20.09 kB / 1.315 GB, free: 3.758 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.195e-05/1.703, allocations: 27.94 kB / 1.315 GB, free: 3.73 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01673/1.72, allocations: 4.337 MB / 1.319 GB, free: 15.38 MB / 1.045 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005228/1.725, allocations: 1.037 MB / 1.32 GB, free: 14.34 MB / 1.045 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04067/1.765, allocations: 27.15 MB / 1.347 GB, free: 2.453 MB / 1.061 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005091/1.771, allocations: 0.5536 MB / 1.348 GB, free: 1.898 MB / 1.061 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008441/1.771, allocations: 151.9 kB / 1.348 GB, free: 1.75 MB / 1.061 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 0.001574/1.773, allocations: 399.3 kB / 1.348 GB, free: 1.352 MB / 1.061 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000976/1.774, allocations: 201.6 kB / 1.348 GB, free: 1.152 MB / 1.061 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 0.02823/1.802, allocations: 10.17 MB / 1.358 GB, free: 6.906 MB / 1.076 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.959e-05/1.802, allocations: 31.94 kB / 1.358 GB, free: 6.875 MB / 1.076 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.636e-05/1.802, allocations: 12 kB / 1.358 GB, free: 6.863 MB / 1.076 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.776e-05/1.802, allocations: 19.95 kB / 1.358 GB, free: 6.844 MB / 1.076 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 0.03934/1.842, allocations: 16.3 MB / 1.374 GB, free: 6.297 MB / 1.092 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.395e-05/1.842, allocations: 11.98 kB / 1.374 GB, free: 6.285 MB / 1.092 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003577/1.845, allocations: 0.7295 MB / 1.375 GB, free: 5.555 MB / 1.092 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01874/1.864, allocations: 5.197 MB / 1.38 GB, free: 348 kB / 1.092 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005766/1.865, allocations: 71.94 kB / 1.38 GB, free: 276 kB / 1.092 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04166/1.907, allocations: 27.26 MB / 1.407 GB, free: 4.508 MB / 1.123 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.162e-05/1.907, allocations: 11.94 kB / 1.407 GB, free: 4.496 MB / 1.123 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 0.02732/1.934, allocations: 10.1 MB / 1.417 GB, free: 10.15 MB / 1.139 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002271/1.936, allocations: 0.7249 MB / 1.417 GB, free: 9.402 MB / 1.139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001131/1.937, allocations: 51.94 kB / 1.417 GB, free: 9.352 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004709/1.942, allocations: 0.5186 MB / 1.418 GB, free: 8.832 MB / 1.139 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001328/1.943, allocations: 226.3 kB / 1.418 GB, free: 8.609 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005272/1.944, allocations: 91.95 kB / 1.418 GB, free: 8.52 MB / 1.139 GB Notification: Performance of sorting global known variables: time 0.002224/1.946, allocations: 1.001 MB / 1.419 GB, free: 7.516 MB / 1.139 GB Notification: Performance of sort global known variables: time 3.71e-07/1.946, allocations: 4 kB / 1.419 GB, free: 7.512 MB / 1.139 GB Notification: Performance of remove unused functions: time 0.009079/1.955, allocations: 1.852 MB / 1.421 GB, free: 5.66 MB / 1.139 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 0.0007069/1.956, allocations: 181.3 kB / 1.421 GB, free: 5.477 MB / 1.139 GB Notification: Performance of simCode: created initialization part: time 0.03418/1.99, allocations: 14.37 MB / 1.435 GB, free: 7 MB / 1.154 GB Notification: Performance of simCode: created event and clocks part: time 1.33e-05/1.99, allocations: 8.062 kB / 1.435 GB, free: 6.992 MB / 1.154 GB Notification: Performance of simCode: created simulation system equations: time 0.01093/2.001, allocations: 4.429 MB / 1.439 GB, free: 2.512 MB / 1.154 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003197/2.004, allocations: 279.3 kB / 1.44 GB, free: 2.242 MB / 1.154 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02956/2.034, allocations: 11.71 MB / 1.451 GB, free: 6.402 MB / 1.17 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004832/2.039, allocations: 2.92 MB / 1.454 GB, free: 3.449 MB / 1.17 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001481/2.04, allocations: 211.3 kB / 1.454 GB, free: 3.242 MB / 1.17 GB Notification: Performance of SimCode: time 1.142e-06/2.04, allocations: 0 / 1.454 GB, free: 3.242 MB / 1.17 GB Notification: Performance of Templates: time 0.687/2.727, allocations: 107.8 MB / 1.559 GB, free: 417.7 MB / 1.264 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)