Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_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 0.001514/0.001514, allocations: 112.5 kB / 15.73 MB, free: 76 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001735/0.001735, allocations: 191.3 kB / 16.66 MB, free: 6.582 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.441/1.441, allocations: 222.9 MB / 240.4 MB, free: 4.328 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.00255/0.00255, allocations: 282.8 kB / 290.8 MB, free: 1.922 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.037/1.037, allocations: 169.3 MB / 0.4983 GB, free: 13.83 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002859/0.002859, allocations: 104.7 kB / 0.6811 GB, free: 15.88 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1729/0.1758, allocations: 86.97 MB / 0.766 GB, free: 8.836 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.414/0.5898, allocations: 18.17 MB / 0.7837 GB, free: 7.246 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.00981/0.5997, allocations: 6.798 MB / 0.7904 GB, free: 2.648 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001755/0.6015, allocations: 54.09 kB / 0.7904 GB, free: 2.641 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003586/0.6051, allocations: 1.456 MB / 0.7918 GB, free: 1.785 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003853/0.609, allocations: 1.398 MB / 0.7932 GB, free: 1.004 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.00344/0.6124, allocations: 1.296 MB / 0.7945 GB, free: 312 kB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.006838/0.6193, allocations: 5.443 MB / 0.7998 GB, free: 14 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01014/0.6295, allocations: 7.061 MB / 0.8067 GB, free: 11.29 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004602/0.6341, allocations: 2.353 MB / 0.809 GB, free: 10.23 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006403/0.6406, allocations: 2.948 MB / 0.8119 GB, free: 8.996 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0022/0.6428, allocations: 0.5111 MB / 0.8124 GB, free: 8.996 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00498/0.6478, allocations: 1.277 MB / 0.8136 GB, free: 8.711 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.005227/0.6531, allocations: 2.234 MB / 0.8158 GB, free: 7.859 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.006611/0.6597, allocations: 2.168 MB / 0.8179 GB, free: 6.457 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.01189/0.6717, allocations: 7.757 MB / 0.8255 GB, free: 1.535 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 5.771e-06/0.6717, allocations: 0 / 0.8255 GB, free: 1.535 MB / 0.5762 GB Notification: Performance of FrontEnd: time 2.254e-06/0.6717, allocations: 1.531 kB / 0.8255 GB, free: 1.535 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 0.0002178/0.6719, allocations: 0 / 0.8255 GB, free: 1.535 MB / 0.5762 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 0.01189/0.6838, allocations: 3.872 MB / 0.8293 GB, free: 14.91 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.314e-05/0.6839, allocations: 9.156 kB / 0.8293 GB, free: 14.91 MB / 0.5919 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001634/0.6855, allocations: 0.5477 MB / 0.8298 GB, free: 14.52 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01345/0.699, allocations: 2.357 MB / 0.8321 GB, free: 13.38 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006193/0.7052, allocations: 2.182 MB / 0.8342 GB, free: 12.02 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002889/0.7056, allocations: 270 kB / 0.8345 GB, free: 11.89 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001825/0.7074, allocations: 348.3 kB / 0.8348 GB, free: 11.77 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0191/0.7265, allocations: 7.099 MB / 0.8418 GB, free: 6.109 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.526e-05/0.7266, allocations: 4 kB / 0.8418 GB, free: 6.105 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007209/0.7274, allocations: 140 kB / 0.8419 GB, free: 5.969 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005368/0.7279, allocations: 342 kB / 0.8422 GB, free: 5.633 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01929/0.7472, allocations: 6.981 MB / 0.849 GB, free: 14.64 MB / 0.6075 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04083/0.7881, allocations: 26.4 MB / 0.8748 GB, free: 2.062 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009383/0.7975, allocations: 4.987 MB / 0.8797 GB, free: 12.78 MB / 0.6387 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006658/0.8042, allocations: 2.616 MB / 0.8823 GB, free: 10.14 MB / 0.6387 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003454/0.8046, allocations: 131 kB / 0.8824 GB, free: 9.992 MB / 0.6387 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.614e-05/0.8047, allocations: 64.5 kB / 0.8824 GB, free: 9.922 MB / 0.6387 GB Notification: Performance of pre-optimization done (n=208): time 4.268e-06/0.8047, allocations: 0 / 0.8824 GB, free: 9.922 MB / 0.6387 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.conv2.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.conv2.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 0.1106/0.9153, allocations: 31.13 MB / 0.9128 GB, free: 10.73 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000163/0.9155, allocations: 247.6 kB / 0.9131 GB, free: 10.44 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002159/0.9177, allocations: 1.404 MB / 0.9144 GB, free: 9.023 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 0.0005145/0.9182, allocations: 69.7 kB / 0.9145 GB, free: 8.949 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.001153/0.9194, allocations: 1.538 MB / 0.916 GB, free: 7.395 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.001252/0.9206, allocations: 0.9605 MB / 0.917 GB, free: 6.426 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001294/0.9219, allocations: 0.6321 MB / 0.9176 GB, free: 5.785 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 0.0001253/0.9221, allocations: 301.1 kB / 0.9179 GB, free: 5.488 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006498/0.9286, allocations: 2.674 MB / 0.9205 GB, free: 2.805 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007327/0.9359, allocations: 3.552 MB / 0.9239 GB, free: 14.88 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01448/0.9505, allocations: 6.383 MB / 0.9302 GB, free: 8.094 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.327e-05/0.9505, allocations: 8 kB / 0.9302 GB, free: 8.086 MB / 0.6856 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.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.conv2.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 0.02987/0.9804, allocations: 10.97 MB / 0.9409 GB, free: 13.01 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 4.811e-05/0.9805, allocations: 16 kB / 0.9409 GB, free: 13 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.488e-05/0.9805, allocations: 24 kB / 0.9409 GB, free: 12.97 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02007/1.001, allocations: 5.478 MB / 0.9463 GB, free: 7.48 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00464/1.005, allocations: 0.9867 MB / 0.9472 GB, free: 6.492 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04713/1.052, allocations: 28.17 MB / 0.9747 GB, free: 9.875 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004523/1.057, allocations: 0.5538 MB / 0.9753 GB, free: 9.32 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005923/1.058, allocations: 151.9 kB / 0.9754 GB, free: 9.172 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009022/1.067, allocations: 3.968 MB / 0.9793 GB, free: 5.195 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007325/1.074, allocations: 3.513 MB / 0.9827 GB, free: 1.305 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09051/1.165, allocations: 24.56 MB / 1.007 GB, free: 8.234 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.935e-05/1.165, allocations: 8 kB / 1.007 GB, free: 8.227 MB / 0.7637 GB Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[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] ; -transformer.conv2.V2[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_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_lambda0): time 0.02809/1.193, allocations: 10.5 MB / 1.017 GB, free: 13.57 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 3.45e-05/1.193, allocations: 16 kB / 1.017 GB, free: 13.56 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.025e-05/1.193, allocations: 28 kB / 1.017 GB, free: 13.53 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01532/1.208, allocations: 4.247 MB / 1.021 GB, free: 9.273 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00496/1.213, allocations: 1.034 MB / 1.022 GB, free: 8.238 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04621/1.259, allocations: 27.14 MB / 1.049 GB, free: 12.37 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005147/1.265, allocations: 0.5381 MB / 1.049 GB, free: 11.83 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00081/1.266, allocations: 155.9 kB / 1.049 GB, free: 11.68 MB / 0.8106 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.i1[2]) - line2.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.001187/1.267, allocations: 405.5 kB / 1.05 GB, free: 11.28 MB / 0.8106 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000654/1.267, allocations: 206.7 kB / 1.05 GB, free: 11.08 MB / 0.8106 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[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] ; -transformer.conv2.V2[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] ; -loadRL.load1.v[1] ] 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 wrapFunctionCalls (simulation): time 0.02862/1.296, allocations: 10.17 MB / 1.06 GB, free: 0.8359 MB / 0.8106 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.483e-05/1.296, allocations: 28 kB / 1.06 GB, free: 0.8086 MB / 0.8106 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.897e-05/1.296, allocations: 12 kB / 1.06 GB, free: 0.7969 MB / 0.8106 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.544e-05/1.296, allocations: 19.94 kB / 1.06 GB, free: 0.7773 MB / 0.8106 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : 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] 4 : transformer.conv2.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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; -loadRL.load1.v[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] ; -transformer.conv2.V2[1] ] 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 0.03877/1.335, allocations: 16.3 MB / 1.076 GB, free: 240 kB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.807e-05/1.335, allocations: 4 kB / 1.076 GB, free: 236 kB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003646/1.339, allocations: 0.7378 MB / 1.077 GB, free: 15.49 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02288/1.362, allocations: 5.099 MB / 1.082 GB, free: 10.38 MB / 0.8419 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007165/1.362, allocations: 75.95 kB / 1.082 GB, free: 10.3 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.3934/1.756, allocations: 27.21 MB / 1.108 GB, free: 266.7 MB / 0.8419 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.789e-06/1.756, allocations: 13.62 kB / 1.108 GB, free: 266.7 MB / 0.8419 GB Warning: The linear system: 1 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02668/1.783, allocations: 10.14 MB / 1.118 GB, free: 263.6 MB / 0.8419 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001646/1.784, allocations: 0.7216 MB / 1.119 GB, free: 263.3 MB / 0.8419 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000523/1.785, allocations: 63.22 kB / 1.119 GB, free: 263.3 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003596/1.788, allocations: 0.4991 MB / 1.119 GB, free: 263.2 MB / 0.8419 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007844/1.789, allocations: 230.8 kB / 1.12 GB, free: 263.2 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002569/1.789, allocations: 90.41 kB / 1.12 GB, free: 263.2 MB / 0.8419 GB Notification: Performance of sorting global known variables: time 0.001298/1.791, allocations: 0.9509 MB / 1.121 GB, free: 262.8 MB / 0.8419 GB Notification: Performance of sort global known variables: time 1.5e-07/1.791, allocations: 0 / 1.121 GB, free: 262.8 MB / 0.8419 GB Notification: Performance of remove unused functions: time 0.006256/1.797, allocations: 1.834 MB / 1.122 GB, free: 262.6 MB / 0.8419 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 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] might be structurally or numerically singular for variable line2.v2_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 0.02575/1.823, allocations: 10.8 MB / 1.133 GB, free: 258.9 MB / 0.8419 GB Notification: Performance of simCode: created initialization part: time 0.02692/1.85, allocations: 12.43 MB / 1.145 GB, free: 254.6 MB / 0.8419 GB Notification: Performance of simCode: created event and clocks part: time 1.195e-05/1.85, allocations: 0 / 1.145 GB, free: 254.6 MB / 0.8419 GB Notification: Performance of simCode: created simulation system equations: time 0.009322/1.859, allocations: 4.406 MB / 1.149 GB, free: 253 MB / 0.8419 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002176/1.861, allocations: 268.6 kB / 1.15 GB, free: 252.8 MB / 0.8419 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.conv2.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.conv2.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 0.08536/1.947, allocations: 42.15 MB / 1.191 GB, free: 213.6 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003225/1.95, allocations: 2.832 MB / 1.194 GB, free: 210.7 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.003942/1.954, allocations: 1.631 MB / 1.195 GB, free: 209.1 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001643/1.956, allocations: 1.202 MB / 1.196 GB, free: 207.9 MB / 0.8419 GB Notification: Performance of SimCode: time 8.41e-07/1.956, allocations: 4 kB / 1.196 GB, free: 207.9 MB / 0.8419 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1375/2.093, allocations: 102.1 MB / 1.296 GB, free: 106.3 MB / 0.8419 GB Notification: Performance of buildModelFMU: Generate platform static: time 16.09/18.19, allocations: 8.891 kB / 1.296 GB, free: 106.3 MB / 0.8419 GB (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & python3 -m fmpy simulate --output-file BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)