Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.346/1.346, allocations: 251.5 MB / 267.4 MB, free: 11.07 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009648/0.0009645, allocations: 174.2 kB / 326.5 MB, free: 2.695 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.681/1.681, allocations: 205 MB / 0.5766 GB, free: 20.99 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009742/0.0009743, allocations: 85.23 kB / 0.6803 GB, free: 14.72 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0003071/0.0003071, allocations: 11.59 kB / 0.7938 GB, free: 136.6 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2059/0.2062, allocations: 105.4 MB / 0.8968 GB, free: 68.16 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0155/0.2218, allocations: 17.71 MB / 0.9141 GB, free: 50.39 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.008841/0.2307, allocations: 6.884 MB / 0.9208 GB, free: 43.48 MB / 0.6042 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001525/0.2322, allocations: 47.88 kB / 0.9208 GB, free: 43.43 MB / 0.6042 GB Notification: Performance of NFTyping.typeComponents: time 0.002835/0.2351, allocations: 1.339 MB / 0.9221 GB, free: 42.09 MB / 0.6042 GB Notification: Performance of NFTyping.typeBindings: time 0.002629/0.2377, allocations: 1.324 MB / 0.9234 GB, free: 40.77 MB / 0.6042 GB Notification: Performance of NFTyping.typeClassSections: time 0.002459/0.2402, allocations: 1.156 MB / 0.9246 GB, free: 39.61 MB / 0.6042 GB Notification: Performance of NFFlatten.flatten: time 0.005397/0.2456, allocations: 8.483 MB / 0.9328 GB, free: 31.11 MB / 0.6042 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008017/0.2536, allocations: 7.873 MB / 0.9405 GB, free: 23.13 MB / 0.6042 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002797/0.2565, allocations: 1.705 MB / 0.9422 GB, free: 21.42 MB / 0.6042 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003122/0.2596, allocations: 2.648 MB / 0.9448 GB, free: 18.76 MB / 0.6042 GB Notification: Performance of NFPackage.collectConstants: time 0.0005707/0.2602, allocations: 236 kB / 0.945 GB, free: 18.53 MB / 0.6042 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002156/0.2624, allocations: 1.15 MB / 0.9461 GB, free: 17.38 MB / 0.6042 GB Notification: Performance of NFScalarize.scalarize: time 0.001468/0.2638, allocations: 1.89 MB / 0.948 GB, free: 15.48 MB / 0.6042 GB Notification: Performance of NFVerifyModel.verify: time 0.001663/0.2655, allocations: 1.749 MB / 0.9497 GB, free: 13.73 MB / 0.6042 GB Notification: Performance of NFConvertDAE.convert: time 0.004343/0.2699, allocations: 6.44 MB / 0.956 GB, free: 7.27 MB / 0.6042 GB Notification: Performance of FrontEnd - DAE generated: time 4.338e-06/0.2699, allocations: 0 / 0.956 GB, free: 7.27 MB / 0.6042 GB Notification: Performance of FrontEnd: time 2.004e-06/0.2699, allocations: 0 / 0.956 GB, free: 7.27 MB / 0.6042 GB Notification: Performance of Transformations before backend: time 0.0001521/0.2701, allocations: 0 / 0.956 GB, free: 7.27 MB / 0.6042 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 0.005542/0.2756, allocations: 3.066 MB / 0.959 GB, free: 4.145 MB / 0.6042 GB Notification: Performance of prepare preOptimizeDAE: time 4.428e-05/0.2757, allocations: 12.03 kB / 0.959 GB, free: 4.133 MB / 0.6042 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01107/0.2867, allocations: 2.349 MB / 0.9613 GB, free: 1.777 MB / 0.6042 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004294/0.2911, allocations: 2.151 MB / 0.9634 GB, free: 15.58 MB / 0.6198 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002188/0.2913, allocations: 263.3 kB / 0.9636 GB, free: 15.32 MB / 0.6198 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001067/0.2924, allocations: 347.9 kB / 0.964 GB, free: 14.98 MB / 0.6198 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01419/0.3066, allocations: 7.099 MB / 0.9709 GB, free: 7.781 MB / 0.6198 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.112e-05/0.3067, allocations: 3.938 kB / 0.9709 GB, free: 7.777 MB / 0.6198 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004211/0.3071, allocations: 152 kB / 0.971 GB, free: 7.629 MB / 0.6198 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004361/0.3076, allocations: 326 kB / 0.9714 GB, free: 7.309 MB / 0.6198 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0152/0.3228, allocations: 6.996 MB / 0.9782 GB, free: 300 kB / 0.6198 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03152/0.3543, allocations: 26.57 MB / 1.004 GB, free: 3.547 MB / 0.6511 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008011/0.3624, allocations: 5 MB / 1.009 GB, free: 14.25 MB / 0.6667 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005617/0.368, allocations: 2.592 MB / 1.012 GB, free: 11.63 MB / 0.6667 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000261/0.3683, allocations: 131 kB / 1.012 GB, free: 11.49 MB / 0.6667 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.332e-05/0.3684, allocations: 64.5 kB / 1.012 GB, free: 11.41 MB / 0.6667 GB Notification: Performance of pre-optimization done (n=208): time 6.071e-06/0.3684, allocations: 4 kB / 1.012 GB, free: 11.41 MB / 0.6667 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 0.09744/0.4658, allocations: 30.98 MB / 1.042 GB, free: 12.34 MB / 0.698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001023/0.466, allocations: 235.6 kB / 1.042 GB, free: 12.07 MB / 0.698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00181/0.4678, allocations: 1.4 MB / 1.044 GB, free: 10.66 MB / 0.698 GB Notification: Performance of collectPreVariables (initialization): time 0.000415/0.4682, allocations: 65.7 kB / 1.044 GB, free: 10.59 MB / 0.698 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008632/0.4691, allocations: 1.485 MB / 1.045 GB, free: 9.078 MB / 0.698 GB Notification: Performance of collectInitialBindings (initialization): time 0.00083/0.4699, allocations: 0.9243 MB / 1.046 GB, free: 8.141 MB / 0.698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004015/0.4703, allocations: 256.4 kB / 1.046 GB, free: 7.883 MB / 0.698 GB Notification: Performance of setup shared object (initialization): time 8.937e-05/0.4704, allocations: 309.1 kB / 1.047 GB, free: 7.578 MB / 0.698 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005638/0.4761, allocations: 2.66 MB / 1.049 GB, free: 4.914 MB / 0.698 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006163/0.4823, allocations: 3.552 MB / 1.053 GB, free: 0.9844 MB / 0.698 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.3458/0.8281, allocations: 6.38 MB / 1.059 GB, free: 141 MB / 0.698 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.297e-05/0.8282, allocations: 11.03 kB / 1.059 GB, free: 141 MB / 0.698 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 0.03031/0.8585, allocations: 11.06 MB / 1.07 GB, free: 139.5 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005957/0.8591, allocations: 0.8737 MB / 1.071 GB, free: 138.4 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.073e-05/0.8592, allocations: 26.56 kB / 1.071 GB, free: 138.4 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02052/0.8797, allocations: 5.884 MB / 1.076 GB, free: 137.6 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003996/0.8837, allocations: 0.9858 MB / 1.077 GB, free: 137.6 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03508/0.9188, allocations: 25.89 MB / 1.103 GB, free: 117.7 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003943/0.9228, allocations: 0.5536 MB / 1.103 GB, free: 117.2 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004895/0.9234, allocations: 155.9 kB / 1.103 GB, free: 117 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 9.318e-06/0.9234, allocations: 4 kB / 1.103 GB, free: 117 MB / 0.698 GB Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.006028/0.9294, allocations: 3.102 MB / 1.106 GB, free: 113.9 MB / 0.698 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated