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 0.001224/0.001224, allocations: 72.95 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 0.001215/0.001215, allocations: 169 kB / 24.14 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 1.123/1.123, allocations: 177.1 MB / 204.6 MB, free: 5.508 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 0.6247/0.6247, allocations: 115 MB / 376 MB, free: 7.496 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 2.083e-06/2.083e-06, allocations: 0 / 428.9 MB, free: 2.652 MB / 394.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 3.176e-05/3.384e-05, allocations: 6.25 kB / 428.9 MB, free: 2.645 MB / 394.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01312/0.01315, allocations: 9.379 MB / 438.3 MB, free: 9.219 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.009598/0.02275, allocations: 3.905 MB / 442.2 MB, free: 5.305 MB / 410.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001607/0.02435, allocations: 63.75 kB / 442.2 MB, free: 5.242 MB / 410.7 MB Notification: Performance of NFTyping.typeComponents: time 0.001099/0.02545, allocations: 453.1 kB / 442.7 MB, free: 4.797 MB / 410.7 MB Notification: Performance of NFTyping.typeBindings: time 0.001639/0.02709, allocations: 1.224 MB / 443.9 MB, free: 3.566 MB / 410.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001996/0.02909, allocations: 0.9435 MB / 444.8 MB, free: 2.621 MB / 410.7 MB Notification: Performance of NFFlatten.flatten: time 0.2199/0.249, allocations: 5.43 MB / 450.3 MB, free: 18.68 MB / 410.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.004805/0.2538, allocations: 3.647 MB / 453.9 MB, free: 18.27 MB / 410.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.005419/0.2592, allocations: 3.33 MB / 457.2 MB, free: 17.75 MB / 410.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004403/0.2636, allocations: 2.848 MB / 460.1 MB, free: 17.12 MB / 410.7 MB Notification: Performance of NFPackage.collectConstants: time 0.001395/0.265, allocations: 0.5069 MB / 460.6 MB, free: 17.12 MB / 410.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001876/0.2669, allocations: 0.705 MB / 461.3 MB, free: 17.09 MB / 410.7 MB Notification: Performance of NFScalarize.scalarize: time 0.002329/0.2692, allocations: 2.433 MB / 463.7 MB, free: 16.07 MB / 410.7 MB Notification: Performance of NFVerifyModel.verify: time 0.00244/0.2717, allocations: 1.551 MB / 465.3 MB, free: 15.39 MB / 410.7 MB Notification: Performance of NFConvertDAE.convert: time 0.004013/0.2757, allocations: 4.127 MB / 469.4 MB, free: 12.07 MB / 410.7 MB Notification: Performance of FrontEnd - DAE generated: time 5.199e-06/0.2757, allocations: 0 / 469.4 MB, free: 12.07 MB / 410.7 MB Notification: Performance of FrontEnd: time 1.623e-06/0.2757, allocations: 1.812 kB / 469.4 MB, free: 12.07 MB / 410.7 MB Notification: Performance of Transformations before backend: time 0.0001685/0.2758, allocations: 0 / 469.4 MB, free: 12.07 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 0.004718/0.2806, allocations: 3.514 MB / 472.9 MB, free: 8.742 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.773e-05/0.2806, allocations: 12.03 kB / 472.9 MB, free: 8.73 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004775/0.2854, allocations: 1.449 MB / 474.4 MB, free: 7.324 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0023/0.2877, allocations: 1.515 MB / 475.9 MB, free: 5.895 MB / 410.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000127/0.2878, allocations: 270.5 kB / 476.2 MB, free: 5.641 MB / 410.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000535/0.2883, allocations: 350.5 kB / 476.5 MB, free: 5.309 MB / 410.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004808/0.2931, allocations: 3.328 MB / 479.8 MB, free: 2.07 MB / 410.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 6.663e-05/0.2932, allocations: 4.625 kB / 479.8 MB, free: 2.066 MB / 410.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000309/0.2935, allocations: 152.1 kB / 480 MB, free: 1.93 MB / 410.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002335/0.2937, allocations: 315.6 kB / 480.3 MB, free: 1.621 MB / 410.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002427/0.2962, allocations: 1.409 MB / 481.7 MB, free: 240 kB / 410.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01525/0.3114, allocations: 12.93 MB / 494.6 MB, free: 3.508 MB / 426.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002067/0.3135, allocations: 1.709 MB / 496.3 MB, free: 1.871 MB / 426.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001224/0.3147, allocations: 0.8694 MB / 497.2 MB, free: 1.012 MB / 426.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.000153/0.3149, allocations: 66.19 kB / 497.3 MB, free: 0.9492 MB / 426.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.504e-05/0.3149, allocations: 64.55 kB / 497.3 MB, free: 0.8789 MB / 426.7 MB Notification: Performance of pre-optimization done (n=208): time 5.55e-06/0.3149, allocations: 4.156 kB / 497.3 MB, free: 0.8789 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 0.0107/0.3256, allocations: 4.525 MB / 0.4901 GB, free: 12.53 MB / 442.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.388e-05/0.3257, allocations: 232.4 kB / 0.4903 GB, free: 12.25 MB / 442.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009279/0.3266, allocations: 0.997 MB / 0.4913 GB, free: 11.43 MB / 442.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0001977/0.3268, allocations: 63.2 kB / 0.4914 GB, free: 11.37 MB / 442.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0006321/0.3275, allocations: 1.445 MB / 0.4928 GB, free: 9.969 MB / 442.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0005986/0.3281, allocations: 0.7474 MB / 0.4935 GB, free: 9.262 MB / 442.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006031/0.3287, allocations: 0.4987 MB / 0.494 GB, free: 8.812 MB / 442.7 MB Notification: Performance of setup shared object (initialization): time 7.698e-05/0.3287, allocations: 306.2 kB / 0.4943 GB, free: 8.512 MB / 442.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006955/0.3294, allocations: 448.2 kB / 0.4947 GB, free: 8.07 MB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001043/0.3305, allocations: 1.305 MB / 0.496 GB, free: 6.445 MB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001936/0.3324, allocations: 1.895 MB / 0.4978 GB, free: 4.391 MB / 442.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.804e-05/0.3324, allocations: 8 kB / 0.4978 GB, free: 4.383 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 0.004599/0.337, allocations: 2.736 MB / 0.5005 GB, free: 1.859 MB / 442.7 MB Notification: Performance of prepare postOptimizeDAE: time 3.061e-05/0.3371, allocations: 16 kB / 0.5005 GB, free: 1.844 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.401e-05/0.3371, allocations: 28 kB / 0.5006 GB, free: 1.816 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.005623/0.3427, allocations: 1.982 MB / 0.5025 GB, free: 15.84 MB / 458.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002148/0.3449, allocations: 0.7372 MB / 0.5032 GB, free: 15.11 MB / 458.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.008035/0.3529, allocations: 7.313 MB / 0.5104 GB, free: 7.684 MB / 458.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001727/0.3546, allocations: 226.9 kB / 0.5106 GB, free: 7.461 MB / 458.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002266/0.3549, allocations: 107.9 kB / 0.5107 GB, free: 7.355 MB / 458.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001406/0.3563, allocations: 0.5587 MB / 0.5112 GB, free: 6.789 MB / 458.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001033/0.3573, allocations: 1.314 MB / 0.5125 GB, free: 5.133 MB / 458.7 MB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002885/0.3602, allocations: 2.684 MB / 0.5151 GB, free: 2.094 MB / 458.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.89e-05/0.3602, allocations: 8 kB / 0.5151 GB, free: 2.086 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 0.003892/0.3641, allocations: 2.521 MB / 0.5176 GB, free: 15.55 MB / 474.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.652e-05/0.3641, allocations: 19.94 kB / 0.5176 GB, free: 15.53 MB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.974e-05/0.3642, allocations: 28.56 kB / 0.5176 GB, free: 15.5 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001369/0.3655, allocations: 0.5388 MB / 0.5182 GB, free: 14.95 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00227/0.3678, allocations: 0.8074 MB / 0.519 GB, free: 14.14 MB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006951/0.3747, allocations: 9.02 MB / 0.5278 GB, free: 4.719 MB / 474.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002101/0.3768, allocations: 219 kB / 0.528 GB, free: 4.504 MB / 474.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003369/0.3772, allocations: 112.1 kB / 0.5281 GB, free: 4.395 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 0.000793/0.378, allocations: 378.8 kB / 0.5284 GB, free: 4.02 MB / 474.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005378/0.3785, allocations: 183.8 kB / 0.5286 GB, free: 3.84 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 0.005042/0.3836, allocations: 2.372 MB / 0.5309 GB, free: 1.438 MB / 474.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.415e-05/0.3836, allocations: 31.98 kB / 0.531 GB, free: 1.406 MB / 474.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.265e-06/0.3836, allocations: 4 kB / 0.531 GB, free: 1.402 MB / 474.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.391e-05/0.3836, allocations: 7.969 kB / 0.531 GB, free: 1.395 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 0.009621/0.3932, allocations: 5.129 MB / 0.536 GB, free: 12.15 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.722e-05/0.3933, allocations: 12.03 kB / 0.536 GB, free: 12.14 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001816/0.3951, allocations: 487.3 kB / 0.5365 GB, free: 11.66 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.005664/0.4007, allocations: 1.804 MB / 0.5382 GB, free: 9.852 MB / 490.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004391/0.4012, allocations: 55.89 kB / 0.5383 GB, free: 9.797 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00886/0.41, allocations: 7.079 MB / 0.5452 GB, free: 2.461 MB / 490.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.582e-06/0.41, allocations: 8 kB / 0.5452 GB, free: 2.453 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 0.005055/0.4151, allocations: 2.778 MB / 0.5479 GB, free: 15.57 MB / 0.4948 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0008516/0.4159, allocations: 422.2 kB / 0.5483 GB, free: 15.15 MB / 0.4948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002682/0.4162, allocations: 47.89 kB / 0.5484 GB, free: 15.11 MB / 0.4948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001137/0.4173, allocations: 83.95 kB / 0.5484 GB, free: 15.02 MB / 0.4948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004301/0.4178, allocations: 170 kB / 0.5486 GB, free: 14.86 MB / 0.4948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001645/0.4179, allocations: 59.95 kB / 0.5487 GB, free: 14.8 MB / 0.4948 GB Notification: Performance of sorting global known variables: time 0.0006063/0.4185, allocations: 453.9 kB / 0.5491 GB, free: 14.35 MB / 0.4948 GB Notification: Performance of sort global known variables: time 9e-08/0.4185, allocations: 0 / 0.5491 GB, free: 14.35 MB / 0.4948 GB Notification: Performance of remove unused functions: time 0.007595/0.4261, allocations: 1.465 MB / 0.5505 GB, free: 12.88 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 0.0003599/0.4265, allocations: 140.1 kB / 0.5507 GB, free: 12.73 MB / 0.4948 GB Notification: Performance of simCode: created initialization part: time 0.0166/0.4431, allocations: 3.59 MB / 0.5542 GB, free: 9.09 MB / 0.4948 GB Notification: Performance of simCode: created event and clocks part: time 9.922e-05/0.4432, allocations: 31.84 kB / 0.5542 GB, free: 9.055 MB / 0.4948 GB Notification: Performance of simCode: created simulation system equations: time 0.005905/0.4491, allocations: 1.312 MB / 0.5555 GB, free: 7.727 MB / 0.4948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002353/0.4515, allocations: 0.4902 MB / 0.5559 GB, free: 7.246 MB / 0.4948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01037/0.4618, allocations: 5.596 MB / 0.5614 GB, free: 1.52 MB / 0.4948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001771/0.4636, allocations: 0.9764 MB / 0.5624 GB, free: 0.5234 MB / 0.4948 GB Notification: Performance of simCode: alias equations: time 0.002125/0.4657, allocations: 0.5379 MB / 0.5629 GB, free: 0 / 0.4948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008927/0.4666, allocations: 331.8 kB / 0.5632 GB, free: 15.68 MB / 0.5105 GB Notification: Performance of SimCode: time 3.005e-06/0.4666, allocations: 4 kB / 0.5632 GB, free: 15.67 MB / 0.5105 GB Notification: Performance of Templates: time 0.06123/0.5278, allocations: 48.47 MB / 0.6106 GB, free: 15.65 MB / 0.5573 GB " [Timeout remaining time 659] 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 -s gbode -gbm=radauIIA3 -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: 4.508561878930777]