Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001253/0.001253, allocations: 72.83 kB / 20.72 MB, free: 3.766 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001598/0.001598, allocations: 173 kB / 24.15 MB, free: 352 kB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.044/1.044, allocations: 177.1 MB / 204.6 MB, free: 5.484 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.6007/0.6007, allocations: 115 MB / 376 MB, free: 7.445 MB / 346.7 MB " [Timeout remaining time 179] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.034e-06/2.034e-06, allocations: 0 / 428.8 MB, free: 2.664 MB / 394.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.575e-05/2.778e-05, allocations: 2.312 kB / 428.8 MB, free: 2.66 MB / 394.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02429/0.02432, allocations: 9.332 MB / 438.2 MB, free: 9.281 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.01796/0.04227, allocations: 3.901 MB / 442.1 MB, free: 5.371 MB / 410.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.005346/0.04762, allocations: 63.75 kB / 442.1 MB, free: 5.309 MB / 410.7 MB Notification: Performance of NFTyping.typeComponents: time 0.002019/0.04964, allocations: 453.1 kB / 442.6 MB, free: 4.863 MB / 410.7 MB Notification: Performance of NFTyping.typeBindings: time 0.004104/0.05374, allocations: 1.236 MB / 443.8 MB, free: 3.621 MB / 410.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.002427/0.05617, allocations: 0.9475 MB / 444.8 MB, free: 2.672 MB / 410.7 MB Notification: Performance of NFFlatten.flatten: time 0.1972/0.2534, allocations: 5.428 MB / 450.2 MB, free: 18.1 MB / 410.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.004568/0.2579, allocations: 3.644 MB / 453.8 MB, free: 17.69 MB / 410.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.00525/0.2632, allocations: 3.336 MB / 457.2 MB, free: 17.48 MB / 410.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004053/0.2672, allocations: 2.841 MB / 460 MB, free: 16.9 MB / 410.7 MB Notification: Performance of NFPackage.collectConstants: time 0.001185/0.2684, allocations: 0.5095 MB / 460.5 MB, free: 16.9 MB / 410.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001591/0.27, allocations: 0.6981 MB / 461.2 MB, free: 16.86 MB / 410.7 MB Notification: Performance of NFScalarize.scalarize: time 0.001928/0.2719, allocations: 2.431 MB / 463.6 MB, free: 15.85 MB / 410.7 MB Notification: Performance of NFVerifyModel.verify: time 0.002168/0.2741, allocations: 1.552 MB / 465.2 MB, free: 15.17 MB / 410.7 MB Notification: Performance of NFConvertDAE.convert: time 0.00329/0.2774, allocations: 4.132 MB / 469.3 MB, free: 12 MB / 410.7 MB Notification: Performance of FrontEnd - DAE generated: time 4.679e-06/0.2774, allocations: 0 / 469.3 MB, free: 12 MB / 410.7 MB Notification: Performance of FrontEnd: time 1.813e-06/0.2774, allocations: 1.375 kB / 469.3 MB, free: 12 MB / 410.7 MB Notification: Performance of Transformations before backend: time 0.0001604/0.2776, allocations: 0 / 469.3 MB, free: 12 MB / 410.7 MB 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 0.004249/0.2818, allocations: 3.508 MB / 472.8 MB, free: 8.688 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.206e-05/0.2818, allocations: 12.03 kB / 472.9 MB, free: 8.676 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003953/0.2858, allocations: 1.447 MB / 474.3 MB, free: 7.27 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001592/0.2874, allocations: 1.518 MB / 475.8 MB, free: 5.836 MB / 410.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.958e-05/0.2875, allocations: 271.7 kB / 476.1 MB, free: 5.582 MB / 410.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003514/0.2878, allocations: 345.5 kB / 476.4 MB, free: 5.254 MB / 410.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003396/0.2912, allocations: 3.331 MB / 479.8 MB, free: 2.012 MB / 410.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 5.259e-05/0.2913, allocations: 7.75 kB / 479.8 MB, free: 2.008 MB / 410.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002675/0.2915, allocations: 155.1 kB / 479.9 MB, free: 1.867 MB / 410.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002089/0.2917, allocations: 314.9 kB / 480.2 MB, free: 1.559 MB / 410.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001825/0.2936, allocations: 1.412 MB / 481.6 MB, free: 176 kB / 410.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01674/0.3103, allocations: 12.93 MB / 494.6 MB, free: 3.441 MB / 426.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002326/0.3126, allocations: 1.703 MB / 496.3 MB, free: 1.812 MB / 426.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001379/0.314, allocations: 0.872 MB / 497.1 MB, free: 0.9492 MB / 426.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001542/0.3142, allocations: 62.47 kB / 497.2 MB, free: 0.8906 MB / 426.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.37e-05/0.3142, allocations: 60.22 kB / 497.3 MB, free: 0.8281 MB / 426.7 MB Notification: Performance of pre-optimization done (n=208): time 5.14e-06/0.3142, allocations: 0 / 497.3 MB, free: 0.8281 MB / 426.7 MB 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 matching and sorting (n=211): time 0.01212/0.3263, allocations: 4.546 MB / 0.49 GB, free: 12.46 MB / 442.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.784e-05/0.3264, allocations: 231.4 kB / 0.4903 GB, free: 12.19 MB / 442.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001044/0.3275, allocations: 0.9902 MB / 0.4912 GB, free: 11.38 MB / 442.7 MB Notification: Performance of collectPreVariables (initialization): time 0.000228/0.3277, allocations: 61.7 kB / 0.4913 GB, free: 11.31 MB / 442.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0007457/0.3284, allocations: 1.443 MB / 0.4927 GB, free: 9.91 MB / 442.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0006414/0.3291, allocations: 0.7522 MB / 0.4934 GB, free: 9.203 MB / 442.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007502/0.3298, allocations: 0.4961 MB / 0.4939 GB, free: 8.754 MB / 442.7 MB Notification: Performance of setup shared object (initialization): time 7.687e-05/0.3299, allocations: 318.7 kB / 0.4942 GB, free: 8.441 MB / 442.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008327/0.3307, allocations: 443.7 kB / 0.4946 GB, free: 8.004 MB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001253/0.332, allocations: 1.306 MB / 0.4959 GB, free: 6.375 MB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.002436/0.3344, allocations: 1.895 MB / 0.4978 GB, free: 4.324 MB / 442.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.833e-05/0.3344, allocations: 8 kB / 0.4978 GB, free: 4.316 MB / 442.7 MB 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.conv1.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.conv1.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 matching and sorting (n=350) (initialization): time 0.005526/0.34, allocations: 2.727 MB / 0.5004 GB, free: 1.801 MB / 442.7 MB Notification: Performance of prepare postOptimizeDAE: time 3.159e-05/0.34, allocations: 17.88 kB / 0.5005 GB, free: 1.785 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.916e-05/0.34, allocations: 28 kB / 0.5005 GB, free: 1.758 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.006759/0.3468, allocations: 1.982 MB / 0.5024 GB, free: 15.79 MB / 458.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002232/0.349, allocations: 0.6591 MB / 0.5031 GB, free: 15.13 MB / 458.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.009668/0.3587, allocations: 7.256 MB / 0.5101 GB, free: 7.758 MB / 458.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001575/0.3603, allocations: 219 kB / 0.5104 GB, free: 7.543 MB / 458.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002024/0.3605, allocations: 111.9 kB / 0.5105 GB, free: 7.434 MB / 458.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001294/0.3618, allocations: 0.5617 MB / 0.511 GB, free: 6.867 MB / 458.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001295/0.3631, allocations: 1.316 MB / 0.5123 GB, free: 5.207 MB / 458.7 MB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002723/0.3658, allocations: 2.697 MB / 0.5149 GB, free: 2.172 MB / 458.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.943e-05/0.3658, allocations: 8 kB / 0.5149 GB, free: 2.164 MB / 458.7 MB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : 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] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : 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] [ -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.v3_n[2] ; line2.v3_p[2] ; line2.v1_p[2] ; line2.v1_n[2] ] = [ -transformer.conv3.V2[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] ; -loadRL.load3.v[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] ] might be structurally or numerically singular for variable line2.v1_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.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=350) (initialization_lambda0): time 0.003647/0.3695, allocations: 2.518 MB / 0.5174 GB, free: 15.63 MB / 474.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.385e-05/0.3695, allocations: 18.34 kB / 0.5174 GB, free: 15.61 MB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.733e-05/0.3695, allocations: 28 kB / 0.5174 GB, free: 15.59 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001599/0.3711, allocations: 0.544 MB / 0.518 GB, free: 15.03 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00165/0.3728, allocations: 0.702 MB / 0.5187 GB, free: 14.33 MB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005559/0.3783, allocations: 9.008 MB / 0.5275 GB, free: 4.918 MB / 474.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001628/0.3799, allocations: 211.1 kB / 0.5277 GB, free: 4.711 MB / 474.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000239/0.3802, allocations: 107.9 kB / 0.5278 GB, free: 4.605 MB / 474.7 MB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (294): * Single equations (assignments): 292 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.0006681/0.3809, allocations: 386.7 kB / 0.5281 GB, free: 4.223 MB / 474.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004021/0.3813, allocations: 175.8 kB / 0.5283 GB, free: 4.051 MB / 474.7 MB 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 wrapFunctionCalls (simulation): time 0.003745/0.385, allocations: 2.38 MB / 0.5306 GB, free: 1.641 MB / 474.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.645e-05/0.385, allocations: 20 kB / 0.5306 GB, free: 1.621 MB / 474.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.215e-06/0.385, allocations: 9.219 kB / 0.5306 GB, free: 1.613 MB / 474.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.508e-05/0.385, allocations: 11.91 kB / 0.5307 GB, free: 1.602 MB / 474.7 MB 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 removeSimpleEquations (simulation): time 0.007537/0.3926, allocations: 5.123 MB / 0.5357 GB, free: 12.36 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.395e-06/0.3926, allocations: 8 kB / 0.5357 GB, free: 12.36 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001023/0.3936, allocations: 427.5 kB / 0.5361 GB, free: 11.94 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.003962/0.3976, allocations: 1.789 MB / 0.5378 GB, free: 10.14 MB / 490.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001562/0.3977, allocations: 59.94 kB / 0.5379 GB, free: 10.08 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006632/0.4044, allocations: 7.039 MB / 0.5448 GB, free: 2.785 MB / 490.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.199e-06/0.4044, allocations: 7.938 kB / 0.5448 GB, free: 2.777 MB / 490.7 MB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003931/0.4083, allocations: 2.773 MB / 0.5475 GB, free: 15.9 MB / 0.4948 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007069/0.409, allocations: 426.2 kB / 0.5479 GB, free: 15.48 MB / 0.4948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002236/0.4092, allocations: 55.83 kB / 0.5479 GB, free: 15.43 MB / 0.4948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008032/0.41, allocations: 75.97 kB / 0.548 GB, free: 15.35 MB / 0.4948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002865/0.4103, allocations: 182 kB / 0.5482 GB, free: 15.17 MB / 0.4948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.965e-05/0.4104, allocations: 51.95 kB / 0.5482 GB, free: 15.12 MB / 0.4948 GB Notification: Performance of sorting global known variables: time 0.0004468/0.4109, allocations: 449.9 kB / 0.5487 GB, free: 14.68 MB / 0.4948 GB Notification: Performance of sort global known variables: time 8.1e-08/0.4109, allocations: 0 / 0.5487 GB, free: 14.68 MB / 0.4948 GB Notification: Performance of remove unused functions: time 0.003229/0.4141, allocations: 1.465 MB / 0.5501 GB, free: 13.21 MB / 0.4948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 28 * 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 (158): * Single equations (assignments): 156 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(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 0.0002763/0.4144, allocations: 156 kB / 0.5502 GB, free: 13.05 MB / 0.4948 GB Notification: Performance of simCode: created initialization part: time 0.005055/0.4194, allocations: 3.594 MB / 0.5537 GB, free: 9.398 MB / 0.4948 GB Notification: Performance of simCode: created event and clocks part: time 5.291e-05/0.4195, allocations: 27.84 kB / 0.5538 GB, free: 9.367 MB / 0.4948 GB Notification: Performance of simCode: created simulation system equations: time 0.001729/0.4212, allocations: 1.305 MB / 0.555 GB, free: 8.047 MB / 0.4948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001488/0.4227, allocations: 497.4 kB / 0.5555 GB, free: 7.566 MB / 0.4948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008253/0.4309, allocations: 5.597 MB / 0.561 GB, free: 1.84 MB / 0.4948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009231/0.4319, allocations: 0.9647 MB / 0.5619 GB, free: 0.8555 MB / 0.4948 GB Notification: Performance of simCode: alias equations: time 0.001488/0.4334, allocations: 0.5485 MB / 0.5625 GB, free: 328 kB / 0.4948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006807/0.434, allocations: 323.2 kB / 0.5628 GB, free: 4 kB / 0.4948 GB Notification: Performance of SimCode: time 1.633e-06/0.434, allocations: 3.938 kB / 0.5628 GB, free: 0 / 0.4948 GB Notification: Performance of Templates: time 0.05433/0.4884, allocations: 48.47 MB / 0.6101 GB, free: 15.96 MB / 0.5573 GB " [Timeout remaining time 660] make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 4.576205546036363]