Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/./OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json Using package Buildings with version 6.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo) Using package Modelica with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo) Using package Complex with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo) Using package ModelicaServices with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo): time 0.009348/0.009348, allocations: 110.2 kB / 15.05 MB, free: 5.965 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo): time 0.001162/0.001162, allocations: 179.3 kB / 15.94 MB, free: 5.93 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo): time 1.861/1.861, allocations: 194.6 MB / 211.3 MB, free: 11.26 MB / 170.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo): time 2.137/2.137, allocations: 236.2 MB / 492.6 MB, free: 11.34 MB / 394.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0004816/0.0004818, allocations: 12 kB / 0.587 GB, free: 2.141 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5855/0.586, allocations: 98.72 MB / 0.6834 GB, free: 16.86 MB / 0.5261 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.2614/0.8474, allocations: 186.2 MB / 0.8652 GB, free: 3.969 MB / 0.6823 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003754/0.8478, allocations: 123.9 kB / 0.8653 GB, free: 3.848 MB / 0.6823 GB Notification: Performance of FrontEnd - DAE generated: time 0.9889/1.837, allocations: 134.8 MB / 0.9969 GB, free: 142 MB / 0.7292 GB Notification: Performance of FrontEnd: time 2.591e-06/1.837, allocations: 0 / 0.9969 GB, free: 142 MB / 0.7292 GB Notification: Performance of Transformations before backend: time 0.0001634/1.837, allocations: 75.67 kB / 0.997 GB, free: 141.9 MB / 0.7292 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 0.009592/1.847, allocations: 3.101 MB / 1 GB, free: 139 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 3.777e-05/1.847, allocations: 8.031 kB / 1 GB, free: 139 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0222/1.869, allocations: 2.125 MB / 1.002 GB, free: 136.8 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.009797/1.879, allocations: 2.184 MB / 1.004 GB, free: 135 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004235/1.879, allocations: 266.3 kB / 1.005 GB, free: 134.8 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002306/1.881, allocations: 343.3 kB / 1.005 GB, free: 134.4 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0307/1.912, allocations: 6.475 MB / 1.011 GB, free: 127.9 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001603/1.912, allocations: 4 kB / 1.011 GB, free: 127.9 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001445/1.914, allocations: 159.1 kB / 1.011 GB, free: 127.7 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009842/1.915, allocations: 298 kB / 1.012 GB, free: 127.4 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.033/1.948, allocations: 6.396 MB / 1.018 GB, free: 121 MB / 0.7292 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 0.05322/2.001, allocations: 26.66 MB / 1.044 GB, free: 92.33 MB / 0.7292 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009473/2.011, allocations: 4.996 MB / 1.049 GB, free: 87.02 MB / 0.7292 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000284/2.011, allocations: 137.3 kB / 1.049 GB, free: 86.88 MB / 0.7292 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.591e-05/2.011, allocations: 60.56 kB / 1.049 GB, free: 86.81 MB / 0.7292 GB Notification: Performance of pre-optimization done (n=208): time 5.497e-06/2.011, allocations: 0 / 1.049 GB, free: 86.81 MB / 0.7292 GB Notification: Performance of matching and sorting (n=277): time 0.1275/2.139, allocations: 30.32 MB / 1.079 GB, free: 56.38 MB / 0.7292 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.957e-05/2.139, allocations: 243.5 kB / 1.079 GB, free: 56.09 MB / 0.7292 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002168/2.141, allocations: 1.28 MB / 1.08 GB, free: 54.8 MB / 0.7292 GB Notification: Performance of collectPreVariables (initialization): time 0.0005366/2.141, allocations: 73.7 kB / 1.08 GB, free: 54.73 MB / 0.7292 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008049/2.142, allocations: 1.481 MB / 1.082 GB, free: 53.23 MB / 0.7292 GB Notification: Performance of collectInitialBindings (initialization): time 0.001024/2.143, allocations: 0.9384 MB / 1.082 GB, free: 52.3 MB / 0.7292 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003512/2.144, allocations: 64 kB / 1.083 GB, free: 52.24 MB / 0.7292 GB Notification: Performance of setup shared object (initialization): time 0.0002052/2.144, allocations: 448.8 kB / 1.083 GB, free: 51.8 MB / 0.7292 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006626/2.15, allocations: 2.614 MB / 1.086 GB, free: 49.18 MB / 0.7292 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007331/2.158, allocations: 3.516 MB / 1.089 GB, free: 45.28 MB / 0.7292 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.007518/2.165, allocations: 3.068 MB / 1.092 GB, free: 42.19 MB / 0.7292 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.731e-05/2.165, allocations: 8 kB / 1.092 GB, free: 42.18 MB / 0.7292 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.02543/2.191, allocations: 9.215 MB / 1.101 GB, free: 32.91 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 0.002129/2.193, allocations: 10.63 MB / 1.111 GB, free: 21.45 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.207e-05/2.193, allocations: 31.95 kB / 1.111 GB, free: 21.42 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03271/2.226, allocations: 7.048 MB / 1.118 GB, free: 14.35 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004534/2.23, allocations: 0.8735 MB / 1.119 GB, free: 13.48 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02833/2.259, allocations: 15.35 MB / 1.134 GB, free: 13.96 MB / 0.7448 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004912/2.264, allocations: 0.53 MB / 1.135 GB, free: 13.43 MB / 0.7448 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007494/2.264, allocations: 195.9 kB / 1.135 GB, free: 13.24 MB / 0.7448 GB Notification: Performance of prepare postOptimizeDAE: time 1.583e-05/2.265, allocations: 7.953 kB / 1.135 GB, free: 13.23 MB / 0.7448 GB Warning: The linear system: 1 : line2.i3[1] - transformer.conv2.terminal_p.i[1] = -transformer.conv3.terminal_p.i[1] 2 : line2.i2[1] - transformer.conv1.terminal_p.i[1] = -transformer.conv2.terminal_p.i[1] 3 : line2.i1[1] - transformer.conv3.terminal_p.i[1] = -transformer.conv1.terminal_p.i[1] [ 1.0 , 0.0 , -1.0 ; 0.0 , -1.0 , 1.0 ; -1.0 , 1.0 , 0.0 ] * [ transformer.conv3.terminal_p.i[1] ; transformer.conv1.terminal_p.i[1] ; transformer.conv2.terminal_p.i[1] ] = [ -line2.i3[1] ; -line2.i2[1] ; -line2.i1[1] ] might be structurally or numerically singular for variable transformer.conv2.terminal_p.i[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : line2.i3[2] - transformer.conv2.terminal_p.i[2] = -transformer.conv3.terminal_p.i[2] 2 : line2.i1[2] - transformer.conv3.terminal_p.i[2] = -transformer.conv1.terminal_p.i[2] 3 : line2.i2[2] - transformer.conv1.terminal_p.i[2] = -transformer.conv2.terminal_p.i[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ transformer.conv2.terminal_p.i[2] ; transformer.conv1.terminal_p.i[2] ; transformer.conv3.terminal_p.i[2] ] = [ -line2.i3[2] ; -line2.i1[2] ; -line2.i2[2] ] might be structurally or numerically singular for variable transformer.conv3.terminal_p.i[2] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v1_n[2] - line2.v2_n[2] 2 : transformer.conv2.V2[2] = line2.v2_n[2] - line2.v3_n[2] 3 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v3_n[2] ; line2.v2_n[2] ] = [ -transformer.conv1.V2[2] ; -transformer.conv2.V2[2] ; -transformer.conv3.V2[2] ] might be structurally or numerically singular for variable line2.v2_n[2] since U(3,3) = 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 : transformer.conv2.V2[1] = line2.v2_n[1] - line2.v3_n[1] 3 : transformer.conv3.V2[1] = line2.v3_n[1] - line2.v1_n[1] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v3_n[1] ; line2.v2_n[1] ] = [ -transformer.conv1.V2[1] ; -transformer.conv2.V2[1] ; -transformer.conv3.V2[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.02732/2.292, allocations: 9.378 MB / 1.144 GB, free: 3.637 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.1e-05/2.292, allocations: 28 kB / 1.144 GB, free: 3.609 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01572/2.308, allocations: 3.529 MB / 1.147 GB, free: 60 kB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005898/2.314, allocations: 1.041 MB / 1.148 GB, free: 15.02 MB / 0.7605 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03806/2.352, allocations: 24.42 MB / 1.172 GB, free: 5.676 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.008272/2.36, allocations: 0.5105 MB / 1.173 GB, free: 5.164 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001349/2.361, allocations: 196 kB / 1.173 GB, free: 4.973 MB / 0.7761 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 122 * 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 (298): * Single equations (assignments): 296 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(10,74.0%) 50} * Non-linear torn systems: 1 {10 50} Notification: Performance of prepare postOptimizeDAE: time 0.005196/2.367, allocations: 1.578 MB / 1.175 GB, free: 3.383 MB / 0.7761 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000871/2.368, allocations: 201.6 kB / 1.175 GB, free: 3.184 MB / 0.7761 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02725/2.395, allocations: 8.541 MB / 1.183 GB, free: 10.57 MB / 0.7917 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.583e-05/2.395, allocations: 28 kB / 1.183 GB, free: 10.54 MB / 0.7917 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.624e-05/2.395, allocations: 12 kB / 1.183 GB, free: 10.53 MB / 0.7917 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.149e-05/2.395, allocations: 15.94 kB / 1.183 GB, free: 10.51 MB / 0.7917 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0407/2.436, allocations: 14.39 MB / 1.197 GB, free: 12 MB / 0.8073 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.396e-05/2.436, allocations: 8 kB / 1.197 GB, free: 11.99 MB / 0.8073 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003746/2.44, allocations: 0.6244 MB / 1.198 GB, free: 11.37 MB / 0.8073 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03534/2.475, allocations: 6.817 MB / 1.204 GB, free: 4.539 MB / 0.8073 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006326/2.476, allocations: 91.92 kB / 1.205 GB, free: 4.449 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03163/2.507, allocations: 14.99 MB / 1.219 GB, free: 5.297 MB / 0.823 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.686e-05/2.507, allocations: 12.03 kB / 1.219 GB, free: 5.285 MB / 0.823 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.502/3.009, allocations: 8.985 MB / 1.228 GB, free: 233.4 MB / 0.823 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002227/3.012, allocations: 0.7611 MB / 1.229 GB, free: 233.3 MB / 0.823 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000678/3.012, allocations: 57.89 kB / 1.229 GB, free: 233.3 MB / 0.823 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004428/3.017, allocations: 493.5 kB / 1.229 GB, free: 233.3 MB / 0.823 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000949/3.018, allocations: 218.9 kB / 1.229 GB, free: 233.3 MB / 0.823 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004914/3.018, allocations: 132.6 kB / 1.23 GB, free: 233.3 MB / 0.823 GB Notification: Performance of sorting global known variables: time 0.001979/3.02, allocations: 0.9618 MB / 1.23 GB, free: 233.2 MB / 0.823 GB Notification: Performance of sort global known variables: time 9.38e-07/3.02, allocations: 2.625 kB / 1.23 GB, free: 233.2 MB / 0.823 GB Notification: Performance of remove unused functions: time 0.009157/3.029, allocations: 1.676 MB / 1.232 GB, free: 233.2 MB / 0.823 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 (162): * Single equations (assignments): 160 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(10,73.0%) 50} * Non-linear torn systems: 1 {10 50} Notification: Performance of Backend phase and start with SimCode phase: time 0.0008939/3.03, allocations: 207.8 kB / 1.232 GB, free: 233.1 MB / 0.823 GB Notification: Performance of simCode: created initialization part: time 0.04608/3.076, allocations: 11.56 MB / 1.244 GB, free: 232.2 MB / 0.823 GB Notification: Performance of simCode: created event and clocks part: time 1.876e-05/3.077, allocations: 4.281 kB / 1.244 GB, free: 232.2 MB / 0.823 GB Notification: Performance of simCode: created simulation system equations: time 0.02071/3.097, allocations: 3.854 MB / 1.247 GB, free: 232 MB / 0.823 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00319/3.1, allocations: 207.2 kB / 1.248 GB, free: 232 MB / 0.823 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05141/3.152, allocations: 10.77 MB / 1.258 GB, free: 228.8 MB / 0.823 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.006253/3.158, allocations: 2.843 MB / 1.261 GB, free: 228 MB / 0.823 GB Notification: Performance of simCode: alias equations: time 0.011/3.169, allocations: 1.649 MB / 1.262 GB, free: 228 MB / 0.823 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001032/3.17, allocations: 165.9 kB / 1.263 GB, free: 228 MB / 0.823 GB Notification: Performance of SimCode: time 1.745e-06/3.17, allocations: 0 / 1.263 GB, free: 228 MB / 0.823 GB Notification: Performance of Templates: time 0.1221/3.293, allocations: 62.03 MB / 1.323 GB, free: 206.3 MB / 0.823 GB