Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_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 0.001209/0.001209, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001245/0.001245, allocations: 190.9 kB / 16.14 MB, free: 6.707 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.283/1.283, allocations: 222.9 MB / 239.8 MB, free: 4.629 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002021/0.002021, allocations: 290.3 kB / 290.2 MB, free: 2.227 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.8994/0.8994, allocations: 169.2 MB / 0.4977 GB, free: 14.17 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001589/0.001589, allocations: 90.89 kB / 0.5946 GB, free: 28.33 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1529/0.1545, allocations: 86.98 MB / 0.6796 GB, free: 1.051 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01861/0.1732, allocations: 18.05 MB / 0.6972 GB, free: 14.95 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.00999/0.1832, allocations: 6.84 MB / 0.7039 GB, free: 8.094 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001551/0.1848, allocations: 47.88 kB / 0.7039 GB, free: 8.047 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003296/0.1881, allocations: 1.353 MB / 0.7053 GB, free: 6.691 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.003424/0.1916, allocations: 1.32 MB / 0.7065 GB, free: 5.367 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.003135/0.1947, allocations: 1.173 MB / 0.7077 GB, free: 4.195 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.007828/0.2025, allocations: 8.487 MB / 0.716 GB, free: 11.69 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009782/0.2124, allocations: 7.905 MB / 0.7237 GB, free: 3.684 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002901/0.2153, allocations: 1.978 MB / 0.7256 GB, free: 1.699 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003936/0.2192, allocations: 3.058 MB / 0.7286 GB, free: 14.63 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.0007707/0.22, allocations: 368 kB / 0.729 GB, free: 14.27 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002344/0.2224, allocations: 1.283 MB / 0.7302 GB, free: 12.99 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.002101/0.2245, allocations: 2.078 MB / 0.7322 GB, free: 10.91 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.002245/0.2267, allocations: 2.003 MB / 0.7342 GB, free: 8.895 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.006005/0.2328, allocations: 7.619 MB / 0.7416 GB, free: 1.254 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 4.027e-06/0.2328, allocations: 0 / 0.7416 GB, free: 1.254 MB / 0.5294 GB Notification: Performance of FrontEnd: time 1.203e-06/0.2328, allocations: 0 / 0.7416 GB, free: 1.254 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 8.636e-05/0.2329, allocations: 0 / 0.7416 GB, free: 1.254 MB / 0.5294 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 0.006486/0.2394, allocations: 3.789 MB / 0.7453 GB, free: 13.41 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.062e-05/0.2394, allocations: 12.03 kB / 0.7454 GB, free: 13.39 MB / 0.545 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007074/0.2401, allocations: 0.5384 MB / 0.7459 GB, free: 12.85 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0116/0.2517, allocations: 2.341 MB / 0.7482 GB, free: 10.5 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004192/0.256, allocations: 2.143 MB / 0.7503 GB, free: 8.312 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001902/0.2562, allocations: 275.1 kB / 0.7505 GB, free: 8.043 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007897/0.257, allocations: 344 kB / 0.7508 GB, free: 7.707 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0135/0.2705, allocations: 7.092 MB / 0.7578 GB, free: 0.5117 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.655e-05/0.2706, allocations: 15.84 kB / 0.7578 GB, free: 0.4961 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004175/0.271, allocations: 148 kB / 0.7579 GB, free: 360 kB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000417/0.2714, allocations: 330 kB / 0.7582 GB, free: 28 kB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01407/0.2855, allocations: 6.981 MB / 0.7651 GB, free: 9.035 MB / 0.5606 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 0.3021/0.5876, allocations: 26.54 MB / 0.791 GB, free: 72.61 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008199/0.5959, allocations: 4.982 MB / 0.7958 GB, free: 69.91 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005842/0.6017, allocations: 2.598 MB / 0.7984 GB, free: 69.15 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003299/0.6021, allocations: 133.5 kB / 0.7985 GB, free: 69.05 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.155e-05/0.6022, allocations: 60.19 kB / 0.7986 GB, free: 68.99 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 5.43e-06/0.6022, allocations: 3.375 kB / 0.7986 GB, free: 68.99 MB / 0.5606 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 0.09476/0.697, allocations: 30.91 MB / 0.8288 GB, free: 53.37 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.228e-05/0.6971, allocations: 235.6 kB / 0.829 GB, free: 53.09 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001583/0.6987, allocations: 1.404 MB / 0.8304 GB, free: 51.68 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0005145/0.6992, allocations: 71.02 kB / 0.8304 GB, free: 51.61 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005298/0.6997, allocations: 1.477 MB / 0.8319 GB, free: 50.12 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006794/0.7004, allocations: 0.9347 MB / 0.8328 GB, free: 49.19 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008985/0.7013, allocations: 0.6241 MB / 0.8334 GB, free: 48.56 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 4.332e-05/0.7014, allocations: 301.1 kB / 0.8337 GB, free: 48.26 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004494/0.7059, allocations: 2.666 MB / 0.8363 GB, free: 45.59 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004856/0.7107, allocations: 3.556 MB / 0.8397 GB, free: 41.65 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009459/0.7202, allocations: 6.384 MB / 0.846 GB, free: 34.87 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.73e-05/0.7203, allocations: 8 kB / 0.846 GB, free: 34.86 MB / 0.5606 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 0.02306/0.7433, allocations: 10.99 MB / 0.8567 GB, free: 23.77 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.878e-05/0.7434, allocations: 20.06 kB / 0.8567 GB, free: 23.75 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.194e-05/0.7434, allocations: 27.98 kB / 0.8568 GB, free: 23.72 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01707/0.7605, allocations: 5.466 MB / 0.8621 GB, free: 18.24 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003741/0.7643, allocations: 0.9867 MB / 0.8631 GB, free: 17.25 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03459/0.7989, allocations: 25.75 MB / 0.8882 GB, free: 7.102 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00399/0.8029, allocations: 0.5497 MB / 0.8888 GB, free: 6.551 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005911/0.8035, allocations: 151.9 kB / 0.8889 GB, free: 6.402 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007539/0.8111, allocations: 3.96 MB / 0.8928 GB, free: 2.434 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005923/0.817, allocations: 3.513 MB / 0.8962 GB, free: 14.54 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08478/0.9018, allocations: 24.56 MB / 0.9202 GB, free: 5.484 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.183e-05/0.9019, allocations: 11.94 kB / 0.9202 GB, free: 5.473 MB / 0.6075 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 0.02611/0.928, allocations: 10.49 MB / 0.9304 GB, free: 10.85 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.382e-05/0.9281, allocations: 16 kB / 0.9304 GB, free: 10.84 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.825e-05/0.9281, allocations: 31.94 kB / 0.9305 GB, free: 10.8 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01499/0.9431, allocations: 4.241 MB / 0.9346 GB, free: 6.539 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00437/0.9475, allocations: 1.026 MB / 0.9356 GB, free: 5.512 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03247/0.98, allocations: 24.92 MB / 0.96 GB, free: 11.91 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00453/0.9846, allocations: 0.538 MB / 0.9605 GB, free: 11.37 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008972/0.9855, allocations: 156 kB / 0.9606 GB, free: 11.22 MB / 0.6544 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 0.001602/0.9871, allocations: 407.2 kB / 0.961 GB, free: 10.82 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009485/0.9881, allocations: 189.8 kB / 0.9612 GB, free: 10.63 MB / 0.6544 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 0.02701/1.015, allocations: 10.17 MB / 0.9711 GB, free: 384 kB / 0.6544 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.129e-05/1.015, allocations: 31.94 kB / 0.9712 GB, free: 352 kB / 0.6544 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.164e-05/1.015, allocations: 12 kB / 0.9712 GB, free: 340 kB / 0.6544 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.201e-05/1.015, allocations: 11.95 kB / 0.9712 GB, free: 328 kB / 0.6544 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 0.03617/1.051, allocations: 16.29 MB / 0.9871 GB, free: 15.86 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.346e-05/1.052, allocations: 8 kB / 0.9871 GB, free: 15.85 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003355/1.055, allocations: 0.7419 MB / 0.9878 GB, free: 15.11 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01903/1.074, allocations: 5.091 MB / 0.9928 GB, free: 10 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006243/1.075, allocations: 71.95 kB / 0.9929 GB, free: 9.934 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03733/1.112, allocations: 24.85 MB / 1.017 GB, free: 0.6133 MB / 0.7012 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.19e-05/1.112, allocations: 16.03 kB / 1.017 GB, free: 0.5977 MB / 0.7012 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 0.02541/1.137, allocations: 10.09 MB / 1.027 GB, free: 6.266 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001945/1.139, allocations: 0.7133 MB / 1.028 GB, free: 5.531 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000813/1.14, allocations: 63.92 kB / 1.028 GB, free: 5.469 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003597/1.144, allocations: 0.4914 MB / 1.028 GB, free: 4.977 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009458/1.145, allocations: 230.4 kB / 1.028 GB, free: 4.746 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004108/1.145, allocations: 91.95 kB / 1.029 GB, free: 4.656 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001609/1.147, allocations: 0.9489 MB / 1.029 GB, free: 3.703 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.9e-07/1.147, allocations: 4 kB / 1.029 GB, free: 3.699 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.007072/1.154, allocations: 1.831 MB / 1.031 GB, free: 1.871 MB / 0.7169 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 0.02515/1.179, allocations: 10.76 MB / 1.042 GB, free: 6.855 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.299/1.478, allocations: 12.34 MB / 1.054 GB, free: 245 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 9.578e-06/1.478, allocations: 1.719 kB / 1.054 GB, free: 245 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009688/1.488, allocations: 4.412 MB / 1.058 GB, free: 244.5 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001898/1.49, allocations: 257.1 kB / 1.058 GB, free: 244.5 MB / 0.7325 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 0.08275/1.573, allocations: 44.66 MB / 1.102 GB, free: 223.4 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002342/1.575, allocations: 2.834 MB / 1.105 GB, free: 221.7 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.004343/1.579, allocations: 1.642 MB / 1.106 GB, free: 220.2 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001317/1.581, allocations: 1.202 MB / 1.108 GB, free: 219 MB / 0.7325 GB Notification: Performance of SimCode: time 2.274e-06/1.581, allocations: 4 kB / 1.108 GB, free: 219 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.09784/1.678, allocations: 98.04 MB / 1.203 GB, free: 121.5 MB / 0.7325 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001871/1.679, allocations: 317.7 kB / 1.204 GB, free: 121.1 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.242/4.921, allocations: 3.938 kB / 1.204 GB, free: 121.1 MB / 0.7325 GB (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)