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 0.001145/0.001145, allocations: 81.92 kB / 19.87 MB, free: 4.621 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 0.002739/0.002739, allocations: 173.7 kB / 23.28 MB, free: 1.223 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 1.013/1.013, allocations: 177.2 MB / 203.7 MB, free: 5.52 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 2.322/2.322, allocations: 438.1 MB / 0.682 GB, free: 14.16 MB / 0.6511 GB " [Timeout remaining time 177] Using package Buildings with version 14.0.0 (/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 1.542e-06/1.542e-06, allocations: 0 / 0.8898 GB, free: 9.656 MB / 0.8542 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.273e-05/1.428e-05, allocations: 5.266 kB / 0.8899 GB, free: 9.652 MB / 0.8542 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.007574/0.007588, allocations: 9.271 MB / 0.8989 GB, free: 344 kB / 0.8542 GB Notification: Performance of NFInst.instExpressions: time 0.005562/0.01315, allocations: 3.789 MB / 0.9026 GB, free: 12.54 MB / 0.8698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0006481/0.0138, allocations: 67.69 kB / 0.9027 GB, free: 12.47 MB / 0.8698 GB Notification: Performance of NFTyping.typeComponents: time 0.0008006/0.0146, allocations: 449.2 kB / 0.9031 GB, free: 12.03 MB / 0.8698 GB Notification: Performance of NFTyping.typeBindings: time 0.001382/0.01598, allocations: 1.224 MB / 0.9043 GB, free: 10.8 MB / 0.8698 GB Notification: Performance of NFTyping.typeClassSections: time 0.001182/0.01716, allocations: 0.9436 MB / 0.9052 GB, free: 9.855 MB / 0.8698 GB Notification: Performance of NFFlatten.flatten: time 0.003341/0.0205, allocations: 5.401 MB / 0.9105 GB, free: 4.441 MB / 0.8698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002826/0.02333, allocations: 3.355 MB / 0.9138 GB, free: 0.9883 MB / 0.8698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002717/0.02605, allocations: 3.318 MB / 0.917 GB, free: 13.66 MB / 0.8855 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002499/0.02854, allocations: 2.954 MB / 0.9199 GB, free: 10.7 MB / 0.8855 GB Notification: Performance of NFPackage.collectConstants: time 0.000679/0.02922, allocations: 0.5117 MB / 0.9204 GB, free: 10.19 MB / 0.8855 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0008697/0.03009, allocations: 0.7026 MB / 0.9211 GB, free: 9.488 MB / 0.8855 GB Notification: Performance of NFScalarize.scalarize: time 0.001339/0.03143, allocations: 2.421 MB / 0.9234 GB, free: 7.062 MB / 0.8855 GB Notification: Performance of NFVerifyModel.verify: time 0.001045/0.03248, allocations: 1.532 MB / 0.9249 GB, free: 5.527 MB / 0.8855 GB Notification: Performance of NFConvertDAE.convert: time 0.002826/0.0353, allocations: 4.102 MB / 0.9289 GB, free: 1.414 MB / 0.8855 GB Notification: Performance of FrontEnd - DAE generated: time 4.128e-06/0.03531, allocations: 0 / 0.9289 GB, free: 1.414 MB / 0.8855 GB Notification: Performance of FrontEnd: time 1.152e-06/0.03531, allocations: 0 / 0.9289 GB, free: 1.414 MB / 0.8855 GB Notification: Performance of Transformations before backend: time 3.501e-05/0.03534, allocations: 0 / 0.9289 GB, free: 1.414 MB / 0.8855 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 0.003505/0.03885, allocations: 3.907 MB / 0.9328 GB, free: 13.45 MB / 0.9011 GB Notification: Performance of prepare preOptimizeDAE: time 3.873e-05/0.03889, allocations: 12.62 kB / 0.9328 GB, free: 13.44 MB / 0.9011 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00439/0.04328, allocations: 1.567 MB / 0.9343 GB, free: 11.87 MB / 0.9011 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00153/0.04481, allocations: 1.595 MB / 0.9359 GB, free: 10.24 MB / 0.9011 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001151/0.04492, allocations: 259.4 kB / 0.9361 GB, free: 9.988 MB / 0.9011 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003646/0.04529, allocations: 348.3 kB / 0.9364 GB, free: 9.648 MB / 0.9011 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003494/0.04878, allocations: 3.316 MB / 0.9397 GB, free: 6.18 MB / 0.9011 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.561e-05/0.04883, allocations: 7.938 kB / 0.9397 GB, free: 6.172 MB / 0.9011 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002497/0.04908, allocations: 148 kB / 0.9398 GB, free: 6.027 MB / 0.9011 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002356/0.04931, allocations: 310.1 kB / 0.9401 GB, free: 5.723 MB / 0.9011 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002053/0.05137, allocations: 1.403 MB / 0.9415 GB, free: 4.309 MB / 0.9011 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01231/0.06367, allocations: 15.99 MB / 0.9571 GB, free: 3.711 MB / 0.9167 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001747/0.06542, allocations: 1.843 MB / 0.9589 GB, free: 1.816 MB / 0.9167 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00107/0.06649, allocations: 0.9746 MB / 0.9599 GB, free: 0.8125 MB / 0.9167 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001409/0.06663, allocations: 85.88 kB / 0.9599 GB, free: 0.7305 MB / 0.9167 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.404e-05/0.06666, allocations: 59.39 kB / 0.96 GB, free: 0.6602 MB / 0.9167 GB Notification: Performance of pre-optimization done (n=208): time 3.257e-06/0.06667, allocations: 0 / 0.96 GB, free: 0.6602 MB / 0.9167 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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[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] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.01604/0.08271, allocations: 8.085 MB / 0.9679 GB, free: 8.637 MB / 0.9323 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.484e-05/0.08279, allocations: 239.6 kB / 0.9681 GB, free: 8.355 MB / 0.9323 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001024/0.08381, allocations: 1.236 MB / 0.9693 GB, free: 7.105 MB / 0.9323 GB Notification: Performance of collectPreVariables (initialization): time 0.0001353/0.08395, allocations: 65.7 kB / 0.9694 GB, free: 7.035 MB / 0.9323 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006301/0.08458, allocations: 1.63 MB / 0.971 GB, free: 5.387 MB / 0.9323 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005199/0.0851, allocations: 0.9839 MB / 0.9719 GB, free: 4.395 MB / 0.9323 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006976/0.08579, allocations: 0.6585 MB / 0.9726 GB, free: 3.723 MB / 0.9323 GB Notification: Performance of setup shared object (initialization): time 9.163e-05/0.08589, allocations: 476.8 kB / 0.973 GB, free: 3.254 MB / 0.9323 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00073/0.08662, allocations: 0.5865 MB / 0.9736 GB, free: 2.656 MB / 0.9323 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001297/0.08791, allocations: 1.934 MB / 0.9755 GB, free: 192 kB / 0.9323 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002336/0.09025, allocations: 2.66 MB / 0.9781 GB, free: 13 MB / 0.948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.111e-05/0.09026, allocations: 11.94 kB / 0.9781 GB, free: 12.98 MB / 0.948 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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[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] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.008201/0.09846, allocations: 4.541 MB / 0.9825 GB, free: 8.379 MB / 0.948 GB Notification: Performance of prepare postOptimizeDAE: time 3.4e-05/0.09849, allocations: 20 kB / 0.9826 GB, free: 8.359 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.927e-05/0.09852, allocations: 28.55 kB / 0.9826 GB, free: 8.332 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01371/0.1122, allocations: 4.709 MB / 0.9872 GB, free: 3.605 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001458/0.1137, allocations: 0.6826 MB / 0.9879 GB, free: 2.922 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01427/0.128, allocations: 14.58 MB / 1.002 GB, free: 3.973 MB / 0.9636 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001525/0.1295, allocations: 163.8 kB / 1.002 GB, free: 3.812 MB / 0.9636 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001696/0.1297, allocations: 123.9 kB / 1.002 GB, free: 3.691 MB / 0.9636 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001417/0.1311, allocations: 0.743 MB / 1.003 GB, free: 2.941 MB / 0.9636 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00146/0.1325, allocations: 1.923 MB / 1.005 GB, free: 492 kB / 0.9636 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003254/0.1358, allocations: 3.666 MB / 1.009 GB, free: 12.24 MB / 0.9792 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.347e-06/0.1358, allocations: 8 kB / 1.009 GB, free: 12.23 MB / 0.9792 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : 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] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : 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] [ 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[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[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] ; -loadRL.load3.v[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] ] might be structurally or numerically singular for variable line2.v3_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.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 matching and sorting (n=410) (initialization_lambda0): time 0.007403/0.1432, allocations: 4.344 MB / 1.013 GB, free: 7.809 MB / 0.9792 GB Notification: Performance of prepare postOptimizeDAE: time 1.959e-05/0.1432, allocations: 17.72 kB / 1.013 GB, free: 7.793 MB / 0.9792 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.029e-05/0.1432, allocations: 28 kB / 1.013 GB, free: 7.766 MB / 0.9792 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.008701/0.1519, allocations: 3.027 MB / 1.016 GB, free: 4.719 MB / 0.9792 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001584/0.1535, allocations: 0.7294 MB / 1.017 GB, free: 3.988 MB / 0.9792 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01253/0.1661, allocations: 17.59 MB / 1.034 GB, free: 1.832 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001608/0.1677, allocations: 159.8 kB / 1.034 GB, free: 1.676 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001748/0.1678, allocations: 131.9 kB / 1.034 GB, free: 1.547 MB / 0.9948 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 (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.0007263/0.1686, allocations: 479.2 kB / 1.034 GB, free: 1.07 MB / 0.9948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004354/0.169, allocations: 290.7 kB / 1.035 GB, free: 0.7852 MB / 0.9948 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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[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] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007383/0.1764, allocations: 4.136 MB / 1.039 GB, free: 12.61 MB / 1.01 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.616e-05/0.1764, allocations: 28 kB / 1.039 GB, free: 12.59 MB / 1.01 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.188e-05/0.1764, allocations: 12 kB / 1.039 GB, free: 12.57 MB / 1.01 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.618e-05/0.1764, allocations: 23.94 kB / 1.039 GB, free: 12.55 MB / 1.01 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 postOpt removeSimpleEquations (simulation): time 0.01098/0.1874, allocations: 7.754 MB / 1.046 GB, free: 4.602 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.237e-06/0.1874, allocations: 8 kB / 1.046 GB, free: 4.594 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001008/0.1884, allocations: 455.4 kB / 1.047 GB, free: 4.148 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.4881/0.6765, allocations: 4.306 MB / 1.051 GB, free: 166.9 MB / 1.01 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006126/0.6771, allocations: 75.64 kB / 1.051 GB, free: 166.9 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01192/0.689, allocations: 14.3 MB / 1.065 GB, free: 159.2 MB / 1.01 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.45e-06/0.689, allocations: 12 kB / 1.065 GB, free: 159.2 MB / 1.01 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 symbolicJacobian (simulation): time 0.006999/0.696, allocations: 4.597 MB / 1.07 GB, free: 158 MB / 1.01 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007317/0.6968, allocations: 0.535 MB / 1.07 GB, free: 157.9 MB / 1.01 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001983/0.697, allocations: 50.25 kB / 1.07 GB, free: 157.9 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009595/0.6979, allocations: 91.36 kB / 1.07 GB, free: 157.9 MB / 1.01 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000387/0.6983, allocations: 236.9 kB / 1.07 GB, free: 157.9 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001276/0.6985, allocations: 77.86 kB / 1.071 GB, free: 157.9 MB / 1.01 GB Notification: Performance of sorting global known variables: time 0.0004815/0.6989, allocations: 0.6021 MB / 1.071 GB, free: 157.8 MB / 1.01 GB Notification: Performance of sort global known variables: time 7e-08/0.6989, allocations: 2.75 kB / 1.071 GB, free: 157.8 MB / 1.01 GB Notification: Performance of remove unused functions: time 0.003841/0.7028, allocations: 1.82 MB / 1.073 GB, free: 157.8 MB / 1.01 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * 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 (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (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 0.0002791/0.7031, allocations: 179.9 kB / 1.073 GB, free: 157.7 MB / 1.01 GB Notification: Performance of simCode: created initialization part: time 0.007139/0.7102, allocations: 6.126 MB / 1.079 GB, free: 156 MB / 1.01 GB Notification: Performance of simCode: created event and clocks part: time 5.851e-06/0.7102, allocations: 0 / 1.079 GB, free: 156 MB / 1.01 GB Notification: Performance of simCode: created simulation system equations: time 0.002624/0.7128, allocations: 2.394 MB / 1.081 GB, free: 155.3 MB / 1.01 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001002/0.7138, allocations: 293 kB / 1.082 GB, free: 155.3 MB / 1.01 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008305/0.7221, allocations: 6.297 MB / 1.088 GB, free: 152.9 MB / 1.01 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001115/0.7232, allocations: 1.116 MB / 1.089 GB, free: 152.8 MB / 1.01 GB Notification: Performance of simCode: alias equations: time 0.001504/0.7247, allocations: 0.5589 MB / 1.089 GB, free: 152.6 MB / 1.01 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007319/0.7255, allocations: 379.8 kB / 1.09 GB, free: 152.6 MB / 1.01 GB Notification: Performance of SimCode: time 1.082e-06/0.7255, allocations: 0 / 1.09 GB, free: 152.6 MB / 1.01 GB Notification: Performance of Templates: time 0.08055/0.806, allocations: 81.07 MB / 1.169 GB, free: 112.5 MB / 1.01 GB " [Timeout remaining time 299] 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: 7.095164113678038]