Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.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 0.0009431/0.0009431, allocations: 80.81 kB / 19.94 MB, free: 4.547 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 0.0009729/0.0009729, allocations: 173 kB / 23.36 MB, free: 1.133 MB / 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 0.9578/0.9578, allocations: 177.1 MB / 203.8 MB, free: 5.484 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 2.432/2.432, allocations: 438.8 MB / 0.6826 GB, free: 13.6 MB / 0.6511 GB " [Timeout remaining time 177] Using package Buildings with version 14.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.793e-06/1.793e-06, allocations: 0 / 0.8387 GB, free: 14.11 MB / 0.8073 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.909e-05/3.088e-05, allocations: 2.312 kB / 0.8387 GB, free: 14.11 MB / 0.8073 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01257/0.0126, allocations: 9.288 MB / 0.8477 GB, free: 4.773 MB / 0.8073 GB Notification: Performance of NFInst.instExpressions: time 0.00954/0.02214, allocations: 3.881 MB / 0.8515 GB, free: 0.8828 MB / 0.8073 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001905/0.02404, allocations: 63.75 kB / 0.8516 GB, free: 0.8203 MB / 0.8073 GB Notification: Performance of NFTyping.typeComponents: time 0.001562/0.02561, allocations: 457 kB / 0.852 GB, free: 380 kB / 0.8073 GB Notification: Performance of NFTyping.typeBindings: time 0.003356/0.02896, allocations: 1.216 MB / 0.8532 GB, free: 15.14 MB / 0.823 GB Notification: Performance of NFTyping.typeClassSections: time 0.00271/0.03167, allocations: 0.9513 MB / 0.8542 GB, free: 14.19 MB / 0.823 GB Notification: Performance of NFFlatten.flatten: time 0.007148/0.03882, allocations: 5.397 MB / 0.8594 GB, free: 8.781 MB / 0.823 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006091/0.04491, allocations: 3.616 MB / 0.863 GB, free: 5.047 MB / 0.823 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0054/0.05031, allocations: 3.314 MB / 0.8662 GB, free: 1.727 MB / 0.823 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003766/0.05408, allocations: 2.833 MB / 0.869 GB, free: 14.88 MB / 0.8386 GB Notification: Performance of NFPackage.collectConstants: time 0.0006891/0.05477, allocations: 0.5078 MB / 0.8695 GB, free: 14.38 MB / 0.8386 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001144/0.05591, allocations: 0.6909 MB / 0.8701 GB, free: 13.69 MB / 0.8386 GB Notification: Performance of NFScalarize.scalarize: time 0.001664/0.05757, allocations: 2.417 MB / 0.8725 GB, free: 11.27 MB / 0.8386 GB Notification: Performance of NFVerifyModel.verify: time 0.001405/0.05898, allocations: 1.536 MB / 0.874 GB, free: 9.727 MB / 0.8386 GB Notification: Performance of NFConvertDAE.convert: time 0.003295/0.06227, allocations: 4.102 MB / 0.878 GB, free: 5.613 MB / 0.8386 GB Notification: Performance of FrontEnd - DAE generated: time 6.031e-06/0.06228, allocations: 4 kB / 0.878 GB, free: 5.609 MB / 0.8386 GB Notification: Performance of FrontEnd: time 1.704e-06/0.06228, allocations: 0 / 0.878 GB, free: 5.609 MB / 0.8386 GB Notification: Performance of Transformations before backend: time 5.151e-05/0.06233, allocations: 0 / 0.878 GB, free: 5.609 MB / 0.8386 GB 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 0.00364/0.06597, allocations: 3.471 MB / 0.8814 GB, free: 2.098 MB / 0.8386 GB Notification: Performance of prepare preOptimizeDAE: time 6.664e-05/0.06604, allocations: 12.62 kB / 0.8814 GB, free: 2.086 MB / 0.8386 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004159/0.0702, allocations: 1.436 MB / 0.8828 GB, free: 0.6484 MB / 0.8386 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001935/0.07214, allocations: 1.51 MB / 0.8843 GB, free: 15.11 MB / 0.8542 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001349/0.07227, allocations: 267.4 kB / 0.8845 GB, free: 14.84 MB / 0.8542 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004212/0.07269, allocations: 344.3 kB / 0.8849 GB, free: 14.51 MB / 0.8542 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003897/0.07659, allocations: 3.305 MB / 0.8881 GB, free: 11.08 MB / 0.8542 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.106e-05/0.07664, allocations: 7.938 kB / 0.8881 GB, free: 11.07 MB / 0.8542 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000297/0.07694, allocations: 144 kB / 0.8882 GB, free: 10.93 MB / 0.8542 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002597/0.0772, allocations: 310.1 kB / 0.8885 GB, free: 10.62 MB / 0.8542 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002531/0.07973, allocations: 1.408 MB / 0.8899 GB, free: 9.203 MB / 0.8542 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01446/0.09419, allocations: 12.89 MB / 0.9025 GB, free: 11.74 MB / 0.8698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002165/0.09635, allocations: 1.706 MB / 0.9042 GB, free: 9.973 MB / 0.8698 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001052/0.09741, allocations: 0.8736 MB / 0.905 GB, free: 9.07 MB / 0.8698 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000138/0.09754, allocations: 57.97 kB / 0.9051 GB, free: 9.012 MB / 0.8698 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.87e-05/0.09758, allocations: 72.42 kB / 0.9051 GB, free: 8.934 MB / 0.8698 GB Notification: Performance of pre-optimization done (n=208): time 4.388e-06/0.09759, allocations: 0 / 0.9051 GB, free: 8.934 MB / 0.8698 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 0.009192/0.1068, allocations: 4.515 MB / 0.9095 GB, free: 4.414 MB / 0.8698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.855e-05/0.1069, allocations: 235.6 kB / 0.9098 GB, free: 4.133 MB / 0.8698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007777/0.1076, allocations: 0.9879 MB / 0.9107 GB, free: 3.133 MB / 0.8698 GB Notification: Performance of collectPreVariables (initialization): time 0.0001305/0.1078, allocations: 53.7 kB / 0.9108 GB, free: 3.074 MB / 0.8698 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005375/0.1083, allocations: 1.433 MB / 0.9122 GB, free: 1.625 MB / 0.8698 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004623/0.1088, allocations: 0.7552 MB / 0.9129 GB, free: 0.8633 MB / 0.8698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005582/0.1093, allocations: 0.4897 MB / 0.9134 GB, free: 376 kB / 0.8698 GB Notification: Performance of setup shared object (initialization): time 6.286e-05/0.1094, allocations: 305.1 kB / 0.9137 GB, free: 68 kB / 0.8698 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006188/0.11, allocations: 453.2 kB / 0.9141 GB, free: 15.62 MB / 0.8855 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009356/0.1109, allocations: 1.303 MB / 0.9154 GB, free: 13.91 MB / 0.8855 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001881/0.1128, allocations: 1.892 MB / 0.9172 GB, free: 11.66 MB / 0.8855 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.108e-05/0.1128, allocations: 8 kB / 0.9173 GB, free: 11.65 MB / 0.8855 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 0.004028/0.1169, allocations: 2.73 MB / 0.9199 GB, free: 8.891 MB / 0.8855 GB Notification: Performance of prepare postOptimizeDAE: time 2.302e-05/0.1169, allocations: 20.5 kB / 0.9199 GB, free: 8.871 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.354e-05/0.1169, allocations: 32 kB / 0.92 GB, free: 8.84 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.006186/0.1231, allocations: 2.187 MB / 0.9221 GB, free: 6.645 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001719/0.1248, allocations: 0.6554 MB / 0.9227 GB, free: 5.988 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007433/0.1322, allocations: 7.27 MB / 0.9298 GB, free: 14.49 MB / 0.9011 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001959/0.1342, allocations: 226.9 kB / 0.9301 GB, free: 14.27 MB / 0.9011 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002053/0.1344, allocations: 108 kB / 0.9302 GB, free: 14.16 MB / 0.9011 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001279/0.1357, allocations: 0.5547 MB / 0.9307 GB, free: 13.6 MB / 0.9011 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0009319/0.1366, allocations: 1.322 MB / 0.932 GB, free: 11.88 MB / 0.9011 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002404/0.139, allocations: 2.683 MB / 0.9346 GB, free: 8.805 MB / 0.9011 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.204e-05/0.139, allocations: 8 kB / 0.9346 GB, free: 8.797 MB / 0.9011 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 0.003522/0.1426, allocations: 2.513 MB / 0.9371 GB, free: 6.266 MB / 0.9011 GB Notification: Performance of prepare postOptimizeDAE: time 1.865e-05/0.1426, allocations: 19.94 kB / 0.9371 GB, free: 6.246 MB / 0.9011 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.076e-05/0.1426, allocations: 28 kB / 0.9371 GB, free: 6.219 MB / 0.9011 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001268/0.1439, allocations: 0.5504 MB / 0.9377 GB, free: 5.656 MB / 0.9011 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001576/0.1454, allocations: 0.6982 MB / 0.9383 GB, free: 4.957 MB / 0.9011 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005523/0.151, allocations: 9.019 MB / 0.9472 GB, free: 11.53 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001466/0.1524, allocations: 211.1 kB / 0.9474 GB, free: 11.32 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001555/0.1526, allocations: 107.9 kB / 0.9475 GB, free: 11.21 MB / 0.9167 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 0.0006174/0.1532, allocations: 383.3 kB / 0.9478 GB, free: 10.83 MB / 0.9167 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003626/0.1536, allocations: 175.8 kB / 0.948 GB, free: 10.66 MB / 0.9167 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 0.003674/0.1572, allocations: 2.384 MB / 0.9503 GB, free: 8.234 MB / 0.9167 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.427e-05/0.1573, allocations: 24 kB / 0.9503 GB, free: 8.211 MB / 0.9167 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.917e-06/0.1573, allocations: 7.938 kB / 0.9503 GB, free: 8.203 MB / 0.9167 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.291e-05/0.1573, allocations: 7.969 kB / 0.9504 GB, free: 8.195 MB / 0.9167 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 0.007414/0.1647, allocations: 5.125 MB / 0.9554 GB, free: 2.949 MB / 0.9167 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.225e-06/0.1647, allocations: 4 kB / 0.9554 GB, free: 2.945 MB / 0.9167 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001028/0.1657, allocations: 427.4 kB / 0.9558 GB, free: 2.527 MB / 0.9167 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.004979/0.1707, allocations: 1.93 MB / 0.9577 GB, free: 0.5859 MB / 0.9167 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002493/0.171, allocations: 55.95 kB / 0.9577 GB, free: 0.5312 MB / 0.9167 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006662/0.1776, allocations: 7.025 MB / 0.9646 GB, free: 9.246 MB / 0.9323 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.511e-06/0.1776, allocations: 11.94 kB / 0.9646 GB, free: 9.234 MB / 0.9323 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 0.003787/0.1814, allocations: 2.779 MB / 0.9673 GB, free: 6.352 MB / 0.9323 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007113/0.1821, allocations: 430.1 kB / 0.9677 GB, free: 5.93 MB / 0.9323 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002177/0.1823, allocations: 40 kB / 0.9677 GB, free: 5.891 MB / 0.9323 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008348/0.1832, allocations: 87.95 kB / 0.9678 GB, free: 5.805 MB / 0.9323 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000294/0.1835, allocations: 170 kB / 0.968 GB, free: 5.637 MB / 0.9323 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001037/0.1836, allocations: 51.95 kB / 0.968 GB, free: 5.586 MB / 0.9323 GB Notification: Performance of sorting global known variables: time 0.0005006/0.1841, allocations: 445.3 kB / 0.9685 GB, free: 5.145 MB / 0.9323 GB Notification: Performance of sort global known variables: time 1.7e-07/0.1841, allocations: 0 / 0.9685 GB, free: 5.145 MB / 0.9323 GB Notification: Performance of remove unused functions: time 0.004094/0.1882, allocations: 1.453 MB / 0.9699 GB, free: 3.691 MB / 0.9323 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 0.000326/0.1885, allocations: 152 kB / 0.97 GB, free: 3.535 MB / 0.9323 GB Notification: Performance of simCode: created initialization part: time 0.00579/0.1943, allocations: 3.59 MB / 0.9735 GB, free: 15.88 MB / 0.948 GB Notification: Performance of simCode: created event and clocks part: time 4.968e-05/0.1943, allocations: 28.22 kB / 0.9736 GB, free: 15.86 MB / 0.948 GB Notification: Performance of simCode: created simulation system equations: time 0.001726/0.1961, allocations: 1.319 MB / 0.9748 GB, free: 14.51 MB / 0.948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001945/0.198, allocations: 496.6 kB / 0.9753 GB, free: 14.03 MB / 0.948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008175/0.2062, allocations: 5.484 MB / 0.9807 GB, free: 8.41 MB / 0.948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009125/0.2071, allocations: 0.9639 MB / 0.9816 GB, free: 7.426 MB / 0.948 GB Notification: Performance of simCode: alias equations: time 0.001688/0.2088, allocations: 0.546 MB / 0.9822 GB, free: 6.875 MB / 0.948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006986/0.2095, allocations: 319.2 kB / 0.9825 GB, free: 6.562 MB / 0.948 GB Notification: Performance of SimCode: time 1.312e-06/0.2095, allocations: 4 kB / 0.9825 GB, free: 6.559 MB / 0.948 GB Notification: Performance of Templates: time 0.05452/0.264, allocations: 48.46 MB / 1.03 GB, free: 6.379 MB / 0.9948 GB " [Timeout remaining time 300] make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 6.1424603327177465]