Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 0.0009098/0.0009098, allocations: 72.83 kB / 20.72 MB, free: 3.77 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 0.0009688/0.0009688, allocations: 169 kB / 24.14 MB, free: 356 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 1.017/1.017, allocations: 177.1 MB / 204.5 MB, free: 5.094 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 0.6293/0.6293, allocations: 115 MB / 376 MB, free: 7.426 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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.613e-06/1.613e-06, allocations: 0 / 428.8 MB, free: 2.703 MB / 394.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.573e-05/2.734e-05, allocations: 2.312 kB / 428.8 MB, free: 2.699 MB / 394.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01251/0.01253, allocations: 9.27 MB / 438.1 MB, free: 9.383 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.007452/0.01998, allocations: 3.874 MB / 442 MB, free: 5.5 MB / 410.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.000687/0.02067, allocations: 63.75 kB / 442 MB, free: 5.438 MB / 410.7 MB Notification: Performance of NFTyping.typeComponents: time 0.001001/0.02167, allocations: 453.1 kB / 442.5 MB, free: 4.992 MB / 410.7 MB Notification: Performance of NFTyping.typeBindings: time 0.001381/0.02305, allocations: 1.22 MB / 443.7 MB, free: 3.766 MB / 410.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001219/0.02427, allocations: 0.9436 MB / 444.6 MB, free: 2.82 MB / 410.7 MB Notification: Performance of NFFlatten.flatten: time 0.2124/0.2367, allocations: 5.396 MB / 450 MB, free: 18.66 MB / 410.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.004375/0.2411, allocations: 3.613 MB / 453.6 MB, free: 18.27 MB / 410.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.00386/0.2449, allocations: 3.312 MB / 457 MB, free: 17.86 MB / 410.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003639/0.2486, allocations: 2.831 MB / 459.8 MB, free: 17.24 MB / 410.7 MB Notification: Performance of NFPackage.collectConstants: time 0.00105/0.2496, allocations: 0.5054 MB / 460.3 MB, free: 17.24 MB / 410.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001065/0.2507, allocations: 0.7029 MB / 461 MB, free: 17.2 MB / 410.7 MB Notification: Performance of NFScalarize.scalarize: time 0.00128/0.2519, allocations: 2.419 MB / 463.4 MB, free: 16.19 MB / 410.7 MB Notification: Performance of NFVerifyModel.verify: time 0.001157/0.2531, allocations: 1.538 MB / 465 MB, free: 15.52 MB / 410.7 MB Notification: Performance of NFConvertDAE.convert: time 0.002399/0.2555, allocations: 4.099 MB / 469.1 MB, free: 12.45 MB / 410.7 MB Notification: Performance of FrontEnd - DAE generated: time 5.651e-06/0.2555, allocations: 0 / 469.1 MB, free: 12.45 MB / 410.7 MB Notification: Performance of FrontEnd: time 1.413e-06/0.2555, allocations: 1.281 kB / 469.1 MB, free: 12.45 MB / 410.7 MB Notification: Performance of Transformations before backend: time 3.465e-05/0.2555, allocations: 0 / 469.1 MB, free: 12.45 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.00294/0.2585, allocations: 3.484 MB / 472.5 MB, free: 9.16 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.173e-05/0.2585, allocations: 8.031 kB / 472.5 MB, free: 9.152 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003742/0.2623, allocations: 1.431 MB / 474 MB, free: 7.758 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001342/0.2636, allocations: 1.505 MB / 475.5 MB, free: 6.336 MB / 410.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.727e-05/0.2637, allocations: 263.1 kB / 475.7 MB, free: 6.09 MB / 410.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003626/0.2641, allocations: 347.7 kB / 476.1 MB, free: 5.762 MB / 410.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003105/0.2672, allocations: 3.307 MB / 479.4 MB, free: 2.543 MB / 410.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 5.293e-05/0.2672, allocations: 5.844 kB / 479.4 MB, free: 2.539 MB / 410.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002775/0.2675, allocations: 149 kB / 479.5 MB, free: 2.402 MB / 410.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002054/0.2677, allocations: 312 kB / 479.8 MB, free: 2.098 MB / 410.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001784/0.2695, allocations: 1.407 MB / 481.2 MB, free: 0.7109 MB / 410.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01117/0.2806, allocations: 12.89 MB / 494.1 MB, free: 4.027 MB / 426.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.00178/0.2824, allocations: 1.696 MB / 495.8 MB, free: 2.395 MB / 426.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001046/0.2835, allocations: 0.8801 MB / 496.7 MB, free: 1.523 MB / 426.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001397/0.2836, allocations: 66.44 kB / 496.8 MB, free: 1.465 MB / 426.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.108e-05/0.2836, allocations: 60.56 kB / 496.8 MB, free: 1.398 MB / 426.7 MB Notification: Performance of pre-optimization done (n=208): time 3.316e-06/0.2837, allocations: 0.75 kB / 496.8 MB, free: 1.398 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 0.008571/0.2922, allocations: 4.532 MB / 0.4896 GB, free: 13.04 MB / 442.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.676e-05/0.2923, allocations: 235.5 kB / 0.4898 GB, free: 12.77 MB / 442.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006845/0.293, allocations: 0.9887 MB / 0.4908 GB, free: 11.95 MB / 442.7 MB Notification: Performance of collectPreVariables (initialization): time 0.000123/0.2931, allocations: 58.67 kB / 0.4909 GB, free: 11.89 MB / 442.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0005659/0.2937, allocations: 1.431 MB / 0.4923 GB, free: 10.51 MB / 442.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0004064/0.2941, allocations: 0.743 MB / 0.493 GB, free: 9.805 MB / 442.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005555/0.2946, allocations: 0.5043 MB / 0.4935 GB, free: 9.352 MB / 442.7 MB Notification: Performance of setup shared object (initialization): time 6.395e-05/0.2947, allocations: 305.1 kB / 0.4938 GB, free: 9.051 MB / 442.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006245/0.2953, allocations: 452 kB / 0.4942 GB, free: 8.609 MB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009716/0.2963, allocations: 1.301 MB / 0.4955 GB, free: 6.984 MB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001717/0.298, allocations: 1.895 MB / 0.4973 GB, free: 4.934 MB / 442.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.155e-05/0.298, allocations: 4 kB / 0.4973 GB, free: 4.93 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 0.004077/0.3021, allocations: 2.735 MB / 0.5 GB, free: 2.41 MB / 442.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.267e-05/0.3021, allocations: 20 kB / 0.5 GB, free: 2.391 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.662e-05/0.3022, allocations: 24 kB / 0.5 GB, free: 2.367 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.006088/0.3082, allocations: 2.198 MB / 0.5022 GB, free: 184 kB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001388/0.3096, allocations: 0.6669 MB / 0.5028 GB, free: 15.51 MB / 458.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006782/0.3164, allocations: 7.252 MB / 0.5099 GB, free: 8.148 MB / 458.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001056/0.3175, allocations: 226.9 kB / 0.5101 GB, free: 7.926 MB / 458.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001496/0.3176, allocations: 111.9 kB / 0.5102 GB, free: 7.816 MB / 458.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001057/0.3187, allocations: 0.5509 MB / 0.5108 GB, free: 7.258 MB / 458.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0009335/0.3196, allocations: 1.314 MB / 0.5121 GB, free: 5.602 MB / 458.7 MB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002404/0.322, allocations: 2.685 MB / 0.5147 GB, free: 2.562 MB / 458.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.101e-05/0.322, allocations: 11.94 kB / 0.5147 GB, free: 2.551 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 0.00315/0.3252, allocations: 2.515 MB / 0.5171 GB, free: 16 kB / 458.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.436e-05/0.3252, allocations: 16 kB / 0.5172 GB, free: 0 / 458.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.146e-05/0.3252, allocations: 28.05 kB / 0.5172 GB, free: 15.97 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001148/0.3264, allocations: 0.5526 MB / 0.5177 GB, free: 15.41 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00147/0.3279, allocations: 0.702 MB / 0.5184 GB, free: 14.71 MB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004887/0.3327, allocations: 9.011 MB / 0.5272 GB, free: 5.297 MB / 474.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001008/0.3338, allocations: 222.9 kB / 0.5274 GB, free: 5.078 MB / 474.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001461/0.3339, allocations: 104 kB / 0.5275 GB, free: 4.977 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 0.0004312/0.3343, allocations: 378.4 kB / 0.5279 GB, free: 4.602 MB / 474.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003098/0.3346, allocations: 175.8 kB / 0.5281 GB, free: 4.43 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 0.003522/0.3382, allocations: 2.376 MB / 0.5304 GB, free: 2.023 MB / 474.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.886e-05/0.3382, allocations: 24 kB / 0.5304 GB, free: 2 MB / 474.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.662e-06/0.3382, allocations: 0 / 0.5304 GB, free: 2 MB / 474.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.684e-05/0.3382, allocations: 19.89 kB / 0.5304 GB, free: 1.98 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 0.006292/0.3445, allocations: 5.115 MB / 0.5354 GB, free: 12.75 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.244e-06/0.3445, allocations: 8 kB / 0.5354 GB, free: 12.74 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009853/0.3455, allocations: 420 kB / 0.5358 GB, free: 12.33 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.004439/0.3499, allocations: 1.926 MB / 0.5377 GB, free: 10.39 MB / 490.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001213/0.35, allocations: 51.95 kB / 0.5378 GB, free: 10.34 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005949/0.356, allocations: 7.047 MB / 0.5446 GB, free: 3.043 MB / 490.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.25e-06/0.356, allocations: 11.94 kB / 0.5446 GB, free: 3.031 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 0.003439/0.3594, allocations: 2.774 MB / 0.5474 GB, free: 152 kB / 490.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0005101/0.3599, allocations: 434.3 kB / 0.5478 GB, free: 15.72 MB / 0.4949 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001901/0.3601, allocations: 44 kB / 0.5478 GB, free: 15.68 MB / 0.4949 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007514/0.3609, allocations: 75.95 kB / 0.5479 GB, free: 15.6 MB / 0.4949 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002184/0.3611, allocations: 177.8 kB / 0.5481 GB, free: 15.43 MB / 0.4949 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.689e-05/0.3612, allocations: 55.95 kB / 0.5481 GB, free: 15.38 MB / 0.4949 GB Notification: Performance of sorting global known variables: time 0.0003539/0.3616, allocations: 441.3 kB / 0.5485 GB, free: 14.94 MB / 0.4949 GB Notification: Performance of sort global known variables: time 7e-08/0.3616, allocations: 0 / 0.5485 GB, free: 14.94 MB / 0.4949 GB Notification: Performance of remove unused functions: time 0.002851/0.3644, allocations: 1.465 MB / 0.55 GB, free: 13.47 MB / 0.4949 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 0.0002479/0.3647, allocations: 144.1 kB / 0.5501 GB, free: 13.32 MB / 0.4949 GB Notification: Performance of simCode: created initialization part: time 0.004316/0.369, allocations: 3.586 MB / 0.5536 GB, free: 9.676 MB / 0.4949 GB Notification: Performance of simCode: created event and clocks part: time 4.089e-05/0.369, allocations: 27.84 kB / 0.5536 GB, free: 9.645 MB / 0.4949 GB Notification: Performance of simCode: created simulation system equations: time 0.001474/0.3705, allocations: 1.314 MB / 0.5549 GB, free: 8.316 MB / 0.4949 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001251/0.3717, allocations: 491.5 kB / 0.5554 GB, free: 7.844 MB / 0.4949 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007556/0.3793, allocations: 5.49 MB / 0.5607 GB, free: 2.223 MB / 0.4949 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001035/0.3803, allocations: 0.9678 MB / 0.5617 GB, free: 1.234 MB / 0.4949 GB Notification: Performance of simCode: alias equations: time 0.001465/0.3818, allocations: 0.5468 MB / 0.5622 GB, free: 0.707 MB / 0.4949 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007142/0.3825, allocations: 323.2 kB / 0.5625 GB, free: 400 kB / 0.4949 GB Notification: Performance of SimCode: time 1.292e-06/0.3825, allocations: 4 kB / 0.5625 GB, free: 396 kB / 0.4949 GB Notification: Performance of Templates: time 0.05925/0.4418, allocations: 48.46 MB / 0.6099 GB, free: 372 kB / 0.5417 GB " [Timeout remaining time 660] make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=240 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 4.421237378846854]