Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.01051/0.01051, allocations: 96.31 kB / 15.73 MB, free: 6.039 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002176/0.002176, allocations: 195.8 kB / 16.67 MB, free: 5.961 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.527/1.527, allocations: 205.1 MB / 222.6 MB, free: 4.516 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.596/1.596, allocations: 251.7 MB / 0.5094 GB, free: 2.953 MB / 414.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.003113/0.003113, allocations: 67.88 kB / 0.7259 GB, free: 8.938 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2929/0.296, allocations: 104.7 MB / 0.8281 GB, free: 128 kB / 0.6387 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02383/0.3199, allocations: 18.23 MB / 0.8459 GB, free: 13.83 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.01342/0.3334, allocations: 6.918 MB / 0.8527 GB, free: 6.895 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002484/0.3359, allocations: 55.88 kB / 0.8528 GB, free: 6.84 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.004381/0.3403, allocations: 1.465 MB / 0.8542 GB, free: 5.371 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.004741/0.345, allocations: 1.416 MB / 0.8556 GB, free: 3.949 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.004012/0.3491, allocations: 1.286 MB / 0.8568 GB, free: 2.664 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.007986/0.3571, allocations: 5.449 MB / 0.8621 GB, free: 13.2 MB / 0.6856 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009698/0.3668, allocations: 7.116 MB / 0.8691 GB, free: 5.973 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005253/0.3721, allocations: 2.365 MB / 0.8714 GB, free: 3.602 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005883/0.378, allocations: 2.968 MB / 0.8743 GB, free: 0.625 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.001283/0.3794, allocations: 0.5117 MB / 0.8748 GB, free: 116 kB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003679/0.3831, allocations: 1.279 MB / 0.8761 GB, free: 14.83 MB / 0.7012 GB Notification: Performance of NFScalarize.scalarize: time 0.002999/0.3861, allocations: 2.242 MB / 0.8782 GB, free: 12.59 MB / 0.7012 GB Notification: Performance of NFVerifyModel.verify: time 0.004072/0.3902, allocations: 2.183 MB / 0.8804 GB, free: 10.39 MB / 0.7012 GB Notification: Performance of NFConvertDAE.convert: time 0.01047/0.4006, allocations: 7.8 MB / 0.888 GB, free: 2.57 MB / 0.7012 GB Notification: Performance of FrontEnd - DAE generated: time 7.003e-06/0.4007, allocations: 0 / 0.888 GB, free: 2.57 MB / 0.7012 GB Notification: Performance of FrontEnd: time 2.595e-06/0.4007, allocations: 0 / 0.888 GB, free: 2.57 MB / 0.7012 GB Notification: Performance of Transformations before backend: time 0.0002348/0.401, allocations: 0 / 0.888 GB, free: 2.57 MB / 0.7012 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.0101/0.4111, allocations: 3.911 MB / 0.8918 GB, free: 14.59 MB / 0.7169 GB Notification: Performance of prepare preOptimizeDAE: time 8.773e-05/0.4112, allocations: 8.031 kB / 0.8918 GB, free: 14.59 MB / 0.7169 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01282/0.424, allocations: 2.37 MB / 0.8941 GB, free: 12.21 MB / 0.7169 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006065/0.4301, allocations: 2.183 MB / 0.8963 GB, free: 9.984 MB / 0.7169 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003414/0.4305, allocations: 271.5 kB / 0.8965 GB, free: 9.719 MB / 0.7169 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001854/0.4324, allocations: 363.8 kB / 0.8969 GB, free: 9.363 MB / 0.7169 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02604/0.4584, allocations: 7.12 MB / 0.9038 GB, free: 2.141 MB / 0.7169 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002043/0.4587, allocations: 4 kB / 0.9038 GB, free: 2.137 MB / 0.7169 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001825/0.4605, allocations: 156 kB / 0.904 GB, free: 1.984 MB / 0.7169 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006227/0.4612, allocations: 334.1 kB / 0.9043 GB, free: 1.656 MB / 0.7169 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.6108/1.072, allocations: 6.998 MB / 0.9111 GB, free: 68.14 MB / 0.7169 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04937/1.121, allocations: 26.45 MB / 0.937 GB, free: 49.25 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009788/1.131, allocations: 4.995 MB / 0.9418 GB, free: 46.52 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005978/1.137, allocations: 2.616 MB / 0.9444 GB, free: 45.38 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002503/1.138, allocations: 135.4 kB / 0.9445 GB, free: 45.26 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.79e-05/1.138, allocations: 57.72 kB / 0.9446 GB, free: 45.21 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 3.486e-06/1.138, allocations: 0 / 0.9446 GB, free: 45.21 MB / 0.7169 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 0.09928/1.237, allocations: 31.18 MB / 0.975 GB, free: 23.33 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001222/1.237, allocations: 247.5 kB / 0.9753 GB, free: 23.04 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002192/1.239, allocations: 1.446 MB / 0.9767 GB, free: 21.61 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0006431/1.24, allocations: 69.7 kB / 0.9767 GB, free: 21.53 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007395/1.241, allocations: 1.551 MB / 0.9783 GB, free: 20.05 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008172/1.241, allocations: 0.9662 MB / 0.9792 GB, free: 19.09 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009771/1.242, allocations: 0.6359 MB / 0.9798 GB, free: 18.45 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 6.037e-05/1.243, allocations: 302.9 kB / 0.9801 GB, free: 18.15 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00499/1.248, allocations: 2.67 MB / 0.9827 GB, free: 15.47 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005301/1.253, allocations: 3.552 MB / 0.9862 GB, free: 11.54 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01048/1.263, allocations: 6.381 MB / 0.9924 GB, free: 4.766 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.344e-05/1.263, allocations: 11.94 kB / 0.9924 GB, free: 4.754 MB / 0.7169 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 0.02638/1.29, allocations: 10.96 MB / 1.003 GB, free: 9.695 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 5.033e-05/1.29, allocations: 19.94 kB / 1.003 GB, free: 9.676 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.847e-05/1.29, allocations: 28.03 kB / 1.003 GB, free: 9.648 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0195/1.309, allocations: 5.485 MB / 1.009 GB, free: 4.152 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004655/1.314, allocations: 0.9828 MB / 1.009 GB, free: 3.168 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04742/1.362, allocations: 28.17 MB / 1.037 GB, free: 6.566 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005012/1.367, allocations: 0.5537 MB / 1.038 GB, free: 6.012 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000478/1.367, allocations: 152 kB / 1.038 GB, free: 5.863 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008515/1.376, allocations: 3.963 MB / 1.042 GB, free: 1.895 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006835/1.383, allocations: 3.518 MB / 1.045 GB, free: 14 MB / 0.7794 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0897/1.472, allocations: 24.56 MB / 1.069 GB, free: 4.938 MB / 0.795 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.762e-05/1.472, allocations: 8 kB / 1.069 GB, free: 4.93 MB / 0.795 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 0.02812/1.5, allocations: 10.5 MB / 1.079 GB, free: 10.29 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 3.885e-05/1.501, allocations: 16 kB / 1.079 GB, free: 10.27 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.223e-05/1.501, allocations: 24 kB / 1.079 GB, free: 10.25 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01491/1.516, allocations: 4.255 MB / 1.083 GB, free: 5.977 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004956/1.521, allocations: 1.037 MB / 1.084 GB, free: 4.938 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03917/1.56, allocations: 27.16 MB / 1.111 GB, free: 9.082 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005044/1.565, allocations: 0.5265 MB / 1.111 GB, free: 8.555 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000737/1.566, allocations: 152 kB / 1.112 GB, free: 8.406 MB / 0.8419 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 0.001113/1.567, allocations: 399.2 kB / 1.112 GB, free: 8.008 MB / 0.8419 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007274/1.567, allocations: 218.8 kB / 1.112 GB, free: 7.793 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 : 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 0.02694/1.594, allocations: 10.17 MB / 1.122 GB, free: 13.55 MB / 0.8575 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.232e-05/1.594, allocations: 28 kB / 1.122 GB, free: 13.52 MB / 0.8575 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.914e-05/1.595, allocations: 12 kB / 1.122 GB, free: 13.51 MB / 0.8575 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.293e-05/1.595, allocations: 15.95 kB / 1.122 GB, free: 13.5 MB / 0.8575 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 0.03797/1.633, allocations: 16.32 MB / 1.138 GB, free: 12.98 MB / 0.8731 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.074e-05/1.633, allocations: 10.53 kB / 1.138 GB, free: 12.97 MB / 0.8731 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003524/1.636, allocations: 0.7301 MB / 1.139 GB, free: 12.24 MB / 0.8731 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01872/1.655, allocations: 5.103 MB / 1.144 GB, free: 7.117 MB / 0.8731 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008173/1.656, allocations: 71.95 kB / 1.144 GB, free: 7.047 MB / 0.8731 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0428/1.699, allocations: 27.22 MB / 1.17 GB, free: 11.35 MB / 0.9044 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.162e-05/1.699, allocations: 12.03 kB / 1.17 GB, free: 11.34 MB / 0.9044 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 0.02733/1.726, allocations: 10.15 MB / 1.18 GB, free: 0.9375 MB / 0.9044 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001967/1.728, allocations: 0.7298 MB / 1.181 GB, free: 192 kB / 0.9044 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008925/1.729, allocations: 55.98 kB / 1.181 GB, free: 136 kB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004057/1.733, allocations: 0.503 MB / 1.182 GB, free: 15.63 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001083/1.734, allocations: 226.4 kB / 1.182 GB, free: 15.41 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004374/1.735, allocations: 91.95 kB / 1.182 GB, free: 15.32 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.001903/1.736, allocations: 0.9777 MB / 1.183 GB, free: 14.34 MB / 0.92 GB Notification: Performance of sort global known variables: time 1.61e-07/1.736, allocations: 0 / 1.183 GB, free: 14.34 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.008403/1.745, allocations: 1.828 MB / 1.185 GB, free: 12.51 MB / 0.92 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0007316/1.746, allocations: 189.4 kB / 1.185 GB, free: 12.31 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03103/1.777, allocations: 12.43 MB / 1.197 GB, free: 15.78 MB / 0.9356 GB Notification: Performance of simCode: created event and clocks part: time 1.297e-05/1.777, allocations: 0 / 1.197 GB, free: 15.78 MB / 0.9356 GB Notification: Performance of simCode: created simulation system equations: time 0.01132/1.788, allocations: 4.401 MB / 1.201 GB, free: 11.34 MB / 0.9356 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00343/1.792, allocations: 287 kB / 1.202 GB, free: 11.06 MB / 0.9356 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02769/1.819, allocations: 9.589 MB / 1.211 GB, free: 1.344 MB / 0.9356 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004026/1.823, allocations: 2.846 MB / 1.214 GB, free: 14.46 MB / 0.9512 GB Notification: Performance of simCode: alias equations: time 0.004825/1.828, allocations: 1.645 MB / 1.215 GB, free: 12.82 MB / 0.9512 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006662/1.829, allocations: 171.3 kB / 1.216 GB, free: 12.65 MB / 0.9512 GB Notification: Performance of SimCode: time 1.463e-06/1.829, allocations: 0 / 1.216 GB, free: 12.65 MB / 0.9512 GB Notification: Performance of Templates: time 0.6929/2.522, allocations: 78.88 MB / 1.293 GB, free: 345.5 MB / 1.014 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)