Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.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 0.001459/0.001459, allocations: 84.8 kB / 20.75 MB, free: 3.742 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 0.001246/0.001246, allocations: 161 kB / 24.16 MB, free: 340 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 1.022/1.022, allocations: 177.1 MB / 204.6 MB, free: 5.492 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo): time 1.943/1.943, allocations: 377.9 MB / 0.624 GB, free: 8.387 MB / 0.5886 GB " [Timeout remaining time 178] Using package Buildings with version 12.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 2.054e-06/2.054e-06, allocations: 0 / 0.7602 GB, free: 6.488 MB / 0.7136 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.837e-05/3.043e-05, allocations: 6.25 kB / 0.7602 GB, free: 6.484 MB / 0.7136 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01343/0.01346, allocations: 9.401 MB / 0.7693 GB, free: 13.08 MB / 0.7292 GB Notification: Performance of NFInst.instExpressions: time 0.009373/0.02284, allocations: 3.901 MB / 0.7732 GB, free: 9.188 MB / 0.7292 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002284/0.02512, allocations: 63.75 kB / 0.7732 GB, free: 9.125 MB / 0.7292 GB Notification: Performance of NFTyping.typeComponents: time 0.001772/0.02689, allocations: 469 kB / 0.7737 GB, free: 8.664 MB / 0.7292 GB Notification: Performance of NFTyping.typeBindings: time 0.003571/0.03046, allocations: 1.215 MB / 0.7749 GB, free: 7.449 MB / 0.7292 GB Notification: Performance of NFTyping.typeClassSections: time 0.002557/0.03302, allocations: 0.9439 MB / 0.7758 GB, free: 6.508 MB / 0.7292 GB Notification: Performance of NFFlatten.flatten: time 0.006507/0.03953, allocations: 5.434 MB / 0.7811 GB, free: 1.059 MB / 0.7292 GB Notification: Performance of NFFlatten.resolveConnections: time 0.004072/0.0436, allocations: 3.652 MB / 0.7846 GB, free: 13.29 MB / 0.7448 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004158/0.04776, allocations: 3.331 MB / 0.7879 GB, free: 9.949 MB / 0.7448 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003482/0.05124, allocations: 2.846 MB / 0.7907 GB, free: 7.102 MB / 0.7448 GB Notification: Performance of NFPackage.collectConstants: time 0.0006425/0.05188, allocations: 0.5078 MB / 0.7912 GB, free: 6.594 MB / 0.7448 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001068/0.05295, allocations: 0.7191 MB / 0.7919 GB, free: 5.875 MB / 0.7448 GB Notification: Performance of NFScalarize.scalarize: time 0.001623/0.05457, allocations: 2.428 MB / 0.7942 GB, free: 3.441 MB / 0.7448 GB Notification: Performance of NFVerifyModel.verify: time 0.001447/0.05602, allocations: 1.548 MB / 0.7958 GB, free: 1.891 MB / 0.7448 GB Notification: Performance of NFConvertDAE.convert: time 0.003812/0.05983, allocations: 4.127 MB / 0.7998 GB, free: 13.75 MB / 0.7605 GB Notification: Performance of FrontEnd - DAE generated: time 7.434e-06/0.05984, allocations: 0 / 0.7998 GB, free: 13.75 MB / 0.7605 GB Notification: Performance of FrontEnd: time 1.954e-06/0.05984, allocations: 0.6562 kB / 0.7998 GB, free: 13.75 MB / 0.7605 GB Notification: Performance of Transformations before backend: time 9.576e-05/0.05994, allocations: 0.5938 kB / 0.7998 GB, free: 13.75 MB / 0.7605 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.004266/0.0642, allocations: 3.518 MB / 0.8032 GB, free: 10.2 MB / 0.7605 GB Notification: Performance of prepare preOptimizeDAE: time 4.082e-05/0.06425, allocations: 12.03 kB / 0.8032 GB, free: 10.19 MB / 0.7605 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004923/0.06917, allocations: 1.449 MB / 0.8047 GB, free: 8.75 MB / 0.7605 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002005/0.07117, allocations: 1.516 MB / 0.8061 GB, free: 7.203 MB / 0.7605 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001346/0.07131, allocations: 268.5 kB / 0.8064 GB, free: 6.941 MB / 0.7605 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004143/0.07172, allocations: 352.3 kB / 0.8067 GB, free: 6.598 MB / 0.7605 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004353/0.07608, allocations: 3.332 MB / 0.81 GB, free: 3.152 MB / 0.7605 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.556e-05/0.07613, allocations: 8.844 kB / 0.81 GB, free: 3.145 MB / 0.7605 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002936/0.07642, allocations: 152 kB / 0.8101 GB, free: 2.996 MB / 0.7605 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002782/0.0767, allocations: 311.5 kB / 0.8104 GB, free: 2.691 MB / 0.7605 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002407/0.07911, allocations: 1.409 MB / 0.8118 GB, free: 1.281 MB / 0.7605 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01361/0.09272, allocations: 12.93 MB / 0.8244 GB, free: 3.801 MB / 0.7761 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0021/0.09482, allocations: 1.699 MB / 0.8261 GB, free: 2.047 MB / 0.7761 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001121/0.09594, allocations: 0.8685 MB / 0.8269 GB, free: 1.172 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001451/0.09608, allocations: 59.56 kB / 0.827 GB, free: 1.117 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.676e-05/0.09613, allocations: 64.55 kB / 0.8271 GB, free: 1.043 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=208): time 4.519e-06/0.09613, allocations: 0 / 0.8271 GB, free: 1.043 MB / 0.7761 GB 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 0.009752/0.1059, allocations: 4.537 MB / 0.8315 GB, free: 12.53 MB / 0.7917 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.927e-05/0.106, allocations: 231.6 kB / 0.8317 GB, free: 12.26 MB / 0.7917 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001013/0.107, allocations: 1 MB / 0.8327 GB, free: 11.25 MB / 0.7917 GB Notification: Performance of collectPreVariables (initialization): time 0.0001539/0.1071, allocations: 65.69 kB / 0.8328 GB, free: 11.18 MB / 0.7917 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005599/0.1077, allocations: 1.441 MB / 0.8342 GB, free: 9.715 MB / 0.7917 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005138/0.1082, allocations: 0.7513 MB / 0.8349 GB, free: 8.957 MB / 0.7917 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000583/0.1088, allocations: 0.4936 MB / 0.8354 GB, free: 8.457 MB / 0.7917 GB Notification: Performance of setup shared object (initialization): time 7.193e-05/0.1089, allocations: 305.1 kB / 0.8357 GB, free: 8.156 MB / 0.7917 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000663/0.1095, allocations: 449.2 kB / 0.8361 GB, free: 7.711 MB / 0.7917 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001016/0.1105, allocations: 1.307 MB / 0.8374 GB, free: 6.004 MB / 0.7917 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001961/0.1125, allocations: 1.896 MB / 0.8392 GB, free: 3.738 MB / 0.7917 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.488e-05/0.1125, allocations: 8 kB / 0.8392 GB, free: 3.73 MB / 0.7917 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : transformer.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 0.004425/0.1169, allocations: 2.737 MB / 0.8419 GB, free: 0.9766 MB / 0.7917 GB Notification: Performance of prepare postOptimizeDAE: time 3.552e-05/0.117, allocations: 16 kB / 0.8419 GB, free: 0.9609 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.651e-05/0.117, allocations: 28 kB / 0.8419 GB, free: 0.9336 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.005662/0.1227, allocations: 1.978 MB / 0.8439 GB, free: 14.95 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002376/0.125, allocations: 0.741 MB / 0.8446 GB, free: 14.2 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.009876/0.1349, allocations: 7.317 MB / 0.8517 GB, free: 6.664 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001788/0.1367, allocations: 223 kB / 0.852 GB, free: 6.445 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002166/0.1369, allocations: 115.9 kB / 0.8521 GB, free: 6.332 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001418/0.1383, allocations: 0.5509 MB / 0.8526 GB, free: 5.773 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001165/0.1395, allocations: 1.31 MB / 0.8539 GB, free: 4.055 MB / 0.8073 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002678/0.1422, allocations: 2.687 MB / 0.8565 GB, free: 0.9805 MB / 0.8073 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.443e-05/0.1422, allocations: 11.98 kB / 0.8565 GB, free: 0.9688 MB / 0.8073 GB 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 0.003596/0.1458, allocations: 2.517 MB / 0.859 GB, free: 14.43 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 2.323e-05/0.1458, allocations: 18.34 kB / 0.859 GB, free: 14.41 MB / 0.823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.484e-05/0.1458, allocations: 28.56 kB / 0.859 GB, free: 14.38 MB / 0.823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001524/0.1474, allocations: 0.5384 MB / 0.8595 GB, free: 13.83 MB / 0.823 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002395/0.1498, allocations: 0.8111 MB / 0.8603 GB, free: 13.02 MB / 0.823 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.008207/0.158, allocations: 9.033 MB / 0.8692 GB, free: 3.578 MB / 0.823 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002748/0.1607, allocations: 211.1 kB / 0.8694 GB, free: 3.371 MB / 0.823 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000408/0.1611, allocations: 107.9 kB / 0.8695 GB, free: 3.266 MB / 0.823 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.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 0.0009424/0.1621, allocations: 383.2 kB / 0.8698 GB, free: 2.883 MB / 0.823 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006492/0.1627, allocations: 175.8 kB / 0.87 GB, free: 2.711 MB / 0.823 GB 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 0.006259/0.169, allocations: 2.386 MB / 0.8723 GB, free: 308 kB / 0.823 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.77e-05/0.169, allocations: 24 kB / 0.8724 GB, free: 284 kB / 0.823 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.024e-05/0.169, allocations: 4 kB / 0.8724 GB, free: 280 kB / 0.823 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.502e-05/0.169, allocations: 11.95 kB / 0.8724 GB, free: 268 kB / 0.823 GB 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 0.01149/0.1805, allocations: 5.136 MB / 0.8774 GB, free: 11 MB / 0.8386 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.797e-05/0.1805, allocations: 8 kB / 0.8774 GB, free: 11 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002198/0.1827, allocations: 495.3 kB / 0.8779 GB, free: 10.51 MB / 0.8386 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.006589/0.1893, allocations: 1.793 MB / 0.8796 GB, free: 8.707 MB / 0.8386 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003539/0.1897, allocations: 55.95 kB / 0.8797 GB, free: 8.652 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.009834/0.1995, allocations: 7.069 MB / 0.8866 GB, free: 1.324 MB / 0.8386 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.332e-06/0.1995, allocations: 15.88 kB / 0.8866 GB, free: 1.309 MB / 0.8386 GB 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 0.004081/0.2036, allocations: 2.773 MB / 0.8893 GB, free: 14.43 MB / 0.8542 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007307/0.2043, allocations: 441.9 kB / 0.8897 GB, free: 13.99 MB / 0.8542 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002307/0.2046, allocations: 44 kB / 0.8898 GB, free: 13.95 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008789/0.2054, allocations: 79.95 kB / 0.8898 GB, free: 13.87 MB / 0.8542 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003354/0.2058, allocations: 170.1 kB / 0.89 GB, free: 13.7 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001103/0.2059, allocations: 55.95 kB / 0.89 GB, free: 13.65 MB / 0.8542 GB Notification: Performance of sorting global known variables: time 0.0005273/0.2064, allocations: 449.9 kB / 0.8905 GB, free: 13.2 MB / 0.8542 GB Notification: Performance of sort global known variables: time 1.7e-07/0.2064, allocations: 0 / 0.8905 GB, free: 13.2 MB / 0.8542 GB Notification: Performance of remove unused functions: time 0.003523/0.2099, allocations: 1.461 MB / 0.8919 GB, free: 11.74 MB / 0.8542 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 0.0003045/0.2102, allocations: 148 kB / 0.892 GB, free: 11.59 MB / 0.8542 GB Notification: Performance of simCode: created initialization part: time 0.005305/0.2156, allocations: 3.582 MB / 0.8955 GB, free: 7.949 MB / 0.8542 GB Notification: Performance of simCode: created event and clocks part: time 5.967e-05/0.2156, allocations: 27.84 kB / 0.8956 GB, free: 7.922 MB / 0.8542 GB Notification: Performance of simCode: created simulation system equations: time 0.002345/0.218, allocations: 1.312 MB / 0.8969 GB, free: 6.582 MB / 0.8542 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002234/0.2202, allocations: 494.4 kB / 0.8973 GB, free: 6.105 MB / 0.8542 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.009411/0.2296, allocations: 5.611 MB / 0.9028 GB, free: 376 kB / 0.8542 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001246/0.2308, allocations: 0.9725 MB / 0.9038 GB, free: 15.37 MB / 0.8698 GB Notification: Performance of simCode: alias equations: time 0.001866/0.2327, allocations: 0.546 MB / 0.9043 GB, free: 14.82 MB / 0.8698 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000786/0.2335, allocations: 323.2 kB / 0.9046 GB, free: 14.5 MB / 0.8698 GB Notification: Performance of SimCode: time 1.462e-06/0.2335, allocations: 3.938 kB / 0.9046 GB, free: 14.5 MB / 0.8698 GB Notification: Performance of Templates: time 0.05872/0.2922, allocations: 48.46 MB / 0.9519 GB, free: 14.32 MB / 0.9167 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 6.007409145589918]