Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00558/0.00558, allocations: 103.5 kB / 15.73 MB, free: 6.047 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00118/0.00118, allocations: 189 kB / 16.67 MB, free: 5.969 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.254/1.254, allocations: 222.9 MB / 240.4 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.429/2.429, allocations: 461.9 MB / 0.7348 GB, free: 11.06 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001289/0.001289, allocations: 63.89 kB / 1.054 GB, free: 8.117 MB / 0.8262 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7562/0.7575, allocations: 157.4 MB / 1.207 GB, free: 13.54 MB / 0.9356 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02077/0.7783, allocations: 18.18 MB / 1.225 GB, free: 11.29 MB / 0.9512 GB Notification: Performance of NFInst.instExpressions: time 0.01118/0.7895, allocations: 6.8 MB / 1.232 GB, free: 4.477 MB / 0.9512 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00166/0.7912, allocations: 59.81 kB / 1.232 GB, free: 4.418 MB / 0.9512 GB Notification: Performance of NFTyping.typeComponents: time 0.003904/0.7952, allocations: 1.469 MB / 1.233 GB, free: 2.945 MB / 0.9512 GB Notification: Performance of NFTyping.typeBindings: time 0.00402/0.7993, allocations: 1.424 MB / 1.235 GB, free: 1.516 MB / 0.9512 GB Notification: Performance of NFTyping.typeClassSections: time 0.003449/0.8028, allocations: 1.255 MB / 1.236 GB, free: 264 kB / 0.9512 GB Notification: Performance of NFFlatten.flatten: time 0.006034/0.8088, allocations: 5.437 MB / 1.241 GB, free: 10.81 MB / 0.9669 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009494/0.8184, allocations: 7.065 MB / 1.248 GB, free: 3.633 MB / 0.9669 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003794/0.8222, allocations: 2.369 MB / 1.25 GB, free: 1.258 MB / 0.9669 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005061/0.8273, allocations: 2.957 MB / 1.253 GB, free: 14.29 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 0.001632/0.829, allocations: 0.5117 MB / 1.254 GB, free: 13.78 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003546/0.8325, allocations: 1.252 MB / 1.255 GB, free: 12.53 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 0.003618/0.8362, allocations: 2.238 MB / 1.257 GB, free: 10.29 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 0.004986/0.8412, allocations: 2.175 MB / 1.259 GB, free: 8.102 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.009335/0.8506, allocations: 7.721 MB / 1.267 GB, free: 368 kB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 9.919e-06/0.8506, allocations: 0 / 1.267 GB, free: 368 kB / 0.9825 GB Notification: Performance of FrontEnd: time 2.084e-06/0.8506, allocations: 3.938 kB / 1.267 GB, free: 364 kB / 0.9825 GB Notification: Performance of Transformations before backend: time 0.0002338/0.8509, allocations: 0 / 1.267 GB, free: 364 kB / 0.9825 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 0.009913/0.8608, allocations: 3.784 MB / 1.271 GB, free: 12.51 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 4.699e-05/0.8609, allocations: 12.03 kB / 1.271 GB, free: 12.5 MB / 0.9981 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001512/0.8624, allocations: 0.5384 MB / 1.271 GB, free: 11.95 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01331/0.8757, allocations: 2.403 MB / 1.273 GB, free: 9.543 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00589/0.8816, allocations: 2.167 MB / 1.276 GB, free: 7.332 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002504/0.8819, allocations: 279.2 kB / 1.276 GB, free: 7.059 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001452/0.8834, allocations: 355.9 kB / 1.276 GB, free: 6.711 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01619/0.8996, allocations: 7.13 MB / 1.283 GB, free: 15.48 MB / 1.014 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.988e-05/0.8997, allocations: 4 kB / 1.283 GB, free: 15.47 MB / 1.014 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00069/0.9004, allocations: 152 kB / 1.283 GB, free: 15.32 MB / 1.014 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004706/0.9009, allocations: 326 kB / 1.284 GB, free: 15 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01726/0.9182, allocations: 7.035 MB / 1.29 GB, free: 7.957 MB / 1.014 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 0.03937/0.9576, allocations: 26.42 MB / 1.316 GB, free: 11.36 MB / 1.045 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008723/0.9664, allocations: 4.991 MB / 1.321 GB, free: 6.07 MB / 1.045 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006112/0.9725, allocations: 2.608 MB / 1.324 GB, free: 3.438 MB / 1.045 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003187/0.9729, allocations: 127 kB / 1.324 GB, free: 3.297 MB / 1.045 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.808e-05/0.9729, allocations: 64.5 kB / 1.324 GB, free: 3.223 MB / 1.045 GB Notification: Performance of pre-optimization done (n=208): time 4.599e-06/0.973, allocations: 0 / 1.324 GB, free: 3.223 MB / 1.045 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 0.1065/1.079, allocations: 30.92 MB / 1.354 GB, free: 4.223 MB / 1.076 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000117/1.08, allocations: 247.5 kB / 1.354 GB, free: 3.934 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002349/1.082, allocations: 1.427 MB / 1.356 GB, free: 2.496 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 0.0005644/1.083, allocations: 69.7 kB / 1.356 GB, free: 2.422 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008684/1.083, allocations: 1.485 MB / 1.357 GB, free: 0.9141 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.001098/1.085, allocations: 0.9166 MB / 1.358 GB, free: 15.98 MB / 1.092 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001654/1.086, allocations: 0.6357 MB / 1.359 GB, free: 15.34 MB / 1.092 GB Notification: Performance of setup shared object (initialization): time 8.87e-05/1.086, allocations: 309.1 kB / 1.359 GB, free: 15.03 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006608/1.093, allocations: 2.69 MB / 1.362 GB, free: 12.33 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007113/1.1, allocations: 3.571 MB / 1.365 GB, free: 8.387 MB / 1.092 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01321/1.113, allocations: 6.402 MB / 1.371 GB, free: 1.586 MB / 1.092 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.025e-05/1.113, allocations: 8 kB / 1.371 GB, free: 1.578 MB / 1.092 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 0.02951/1.143, allocations: 11.03 MB / 1.382 GB, free: 6.441 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 4.75e-05/1.143, allocations: 16 kB / 1.382 GB, free: 6.426 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.578e-05/1.143, allocations: 27.94 kB / 1.382 GB, free: 6.398 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02026/1.163, allocations: 5.544 MB / 1.388 GB, free: 0.8398 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00444/1.168, allocations: 0.9945 MB / 1.389 GB, free: 15.84 MB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04313/1.211, allocations: 28.19 MB / 1.416 GB, free: 3.207 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004638/1.216, allocations: 0.5731 MB / 1.417 GB, free: 2.633 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006811/1.216, allocations: 151.9 kB / 1.417 GB, free: 2.484 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008448/1.225, allocations: 3.995 MB / 1.421 GB, free: 14.48 MB / 1.154 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006856/1.232, allocations: 3.528 MB / 1.424 GB, free: 10.57 MB / 1.154 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08855/1.32, allocations: 24.64 MB / 1.448 GB, free: 1.422 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.213e-05/1.32, allocations: 8 kB / 1.448 GB, free: 1.414 MB / 1.17 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 0.02698/1.347, allocations: 10.53 MB / 1.459 GB, free: 6.738 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 4.326e-05/1.347, allocations: 20 kB / 1.459 GB, free: 6.719 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.365e-05/1.348, allocations: 32.02 kB / 1.459 GB, free: 6.688 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01556/1.363, allocations: 4.326 MB / 1.463 GB, free: 2.344 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004736/1.368, allocations: 1.034 MB / 1.464 GB, free: 1.309 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03555/1.403, allocations: 27.1 MB / 1.49 GB, free: 5.469 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004614/1.408, allocations: 0.5574 MB / 1.491 GB, free: 4.91 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006965/1.409, allocations: 152 kB / 1.491 GB, free: 4.762 MB / 1.217 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001251/1.41, allocations: 402 kB / 1.491 GB, free: 4.367 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008065/1.411, allocations: 193.8 kB / 1.492 GB, free: 4.176 MB / 1.217 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 0.02729/1.438, allocations: 10.17 MB / 1.501 GB, free: 9.934 MB / 1.232 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.518e-05/1.438, allocations: 31.94 kB / 1.501 GB, free: 9.902 MB / 1.232 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.957e-05/1.438, allocations: 16 kB / 1.501 GB, free: 9.887 MB / 1.232 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.758e-05/1.438, allocations: 15.95 kB / 1.502 GB, free: 9.871 MB / 1.232 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 0.03933/1.478, allocations: 16.26 MB / 1.517 GB, free: 9.359 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.891e-05/1.478, allocations: 8 kB / 1.517 GB, free: 9.352 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003494/1.481, allocations: 0.7419 MB / 1.518 GB, free: 8.609 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01856/1.5, allocations: 5.173 MB / 1.523 GB, free: 3.422 MB / 1.248 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006435/1.501, allocations: 79.94 kB / 1.523 GB, free: 3.344 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04065/1.541, allocations: 27.23 MB / 1.55 GB, free: 7.605 MB / 1.279 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.367e-06/1.541, allocations: 11.94 kB / 1.55 GB, free: 7.594 MB / 1.279 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 0.6076/2.149, allocations: 10.09 MB / 1.56 GB, free: 324.3 MB / 1.279 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002504/2.151, allocations: 0.7191 MB / 1.56 GB, free: 324.2 MB / 1.279 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006188/2.152, allocations: 56.92 kB / 1.56 GB, free: 324.2 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003991/2.156, allocations: 0.5092 MB / 1.561 GB, free: 324.2 MB / 1.279 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008402/2.157, allocations: 223.5 kB / 1.561 GB, free: 324.2 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002556/2.157, allocations: 93.12 kB / 1.561 GB, free: 324.2 MB / 1.279 GB Notification: Performance of sorting global known variables: time 0.001577/2.159, allocations: 0.9709 MB / 1.562 GB, free: 324.1 MB / 1.279 GB Notification: Performance of sort global known variables: time 2.6e-07/2.159, allocations: 1.156 kB / 1.562 GB, free: 324.1 MB / 1.279 GB Notification: Performance of remove unused functions: time 0.006054/2.165, allocations: 1.844 MB / 1.564 GB, free: 324.1 MB / 1.279 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)} 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 Backend phase and start with SimCode phase: time 0.02444/2.189, allocations: 10.77 MB / 1.575 GB, free: 322.4 MB / 1.279 GB Notification: Performance of simCode: created initialization part: time 0.02548/2.215, allocations: 12.45 MB / 1.587 GB, free: 318.5 MB / 1.279 GB Notification: Performance of simCode: created event and clocks part: time 1.118e-05/2.215, allocations: 0 / 1.587 GB, free: 318.5 MB / 1.279 GB Notification: Performance of simCode: created simulation system equations: time 0.009469/2.224, allocations: 4.426 MB / 1.591 GB, free: 317 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00209/2.227, allocations: 269 kB / 1.591 GB, free: 316.9 MB / 1.279 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 simCode: created linear, non-linear and system jacobian parts: time 0.08427/2.311, allocations: 41.61 MB / 1.632 GB, free: 278.9 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003452/2.314, allocations: 2.843 MB / 1.635 GB, free: 276 MB / 1.279 GB Notification: Performance of simCode: alias equations: time 0.00417/2.318, allocations: 1.666 MB / 1.636 GB, free: 274.4 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001613/2.32, allocations: 1.202 MB / 1.637 GB, free: 273.2 MB / 1.279 GB Notification: Performance of SimCode: time 1.614e-06/2.32, allocations: 0 / 1.637 GB, free: 273.2 MB / 1.279 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1369/2.457, allocations: 104.5 MB / 1.74 GB, free: 169.1 MB / 1.279 GB Notification: Performance of buildModelFMU: Generate platform static: time 15.35/17.8, allocations: 22.77 kB / 1.74 GB, free: 169.1 MB / 1.279 GB (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat does not exist to compare? outputFormat=mat