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.UnbalancedStepDown.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.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo): time 0.009211/0.009211, allocations: 110.8 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 0.001155/0.001155, allocations: 185.9 kB / 15.95 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 1.862/1.862, allocations: 194.6 MB / 211.3 MB, free: 11.09 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 2.189/2.189, allocations: 236.2 MB / 492.6 MB, free: 11.33 MB / 394.7 MB Notification: Performance of FrontEnd - loaded program: time 0.00047/0.0004702, allocations: 12 kB / 0.587 GB, free: 2.125 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5386/0.5391, allocations: 98.71 MB / 0.6834 GB, free: 16.87 MB / 0.5261 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.2528/0.7919, allocations: 186.8 MB / 0.8658 GB, free: 3.348 MB / 0.6823 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003624/0.7923, allocations: 127.9 kB / 0.8659 GB, free: 3.223 MB / 0.6823 GB Notification: Performance of FrontEnd - DAE generated: time 0.9881/1.78, allocations: 139 MB / 1.002 GB, free: 149 MB / 0.7292 GB Notification: Performance of FrontEnd: time 2.699e-06/1.78, allocations: 0 / 1.002 GB, free: 149 MB / 0.7292 GB Notification: Performance of Transformations before backend: time 0.0001503/1.781, allocations: 79.88 kB / 1.002 GB, free: 148.9 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.009573/1.79, allocations: 3.122 MB / 1.005 GB, free: 145.7 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 4.033e-05/1.79, allocations: 11.98 kB / 1.005 GB, free: 145.7 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0152/1.805, allocations: 2.231 MB / 1.007 GB, free: 143.5 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00563/1.811, allocations: 2.185 MB / 1.009 GB, free: 141.3 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002612/1.811, allocations: 267.1 kB / 1.009 GB, free: 141 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001644/1.813, allocations: 356 kB / 1.01 GB, free: 140.6 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01883/1.832, allocations: 6.535 MB / 1.016 GB, free: 134 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001089/1.832, allocations: 7.938 kB / 1.016 GB, free: 134 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001004/1.833, allocations: 159.9 kB / 1.016 GB, free: 133.8 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005449/1.834, allocations: 302.1 kB / 1.017 GB, free: 133.6 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01852/1.852, allocations: 6.439 MB / 1.023 GB, free: 127.1 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 0.03744/1.89, allocations: 26.79 MB / 1.049 GB, free: 98.11 MB / 0.7292 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009244/1.899, allocations: 4.995 MB / 1.054 GB, free: 92.81 MB / 0.7292 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002707/1.899, allocations: 131 kB / 1.054 GB, free: 92.67 MB / 0.7292 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.767e-05/1.899, allocations: 68.52 kB / 1.054 GB, free: 92.59 MB / 0.7292 GB Notification: Performance of pre-optimization done (n=208): time 5.593e-06/1.899, allocations: 0 / 1.054 GB, free: 92.59 MB / 0.7292 GB Notification: Performance of matching and sorting (n=277): time 0.118/2.017, allocations: 30.13 MB / 1.083 GB, free: 62.3 MB / 0.7292 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.934e-05/2.017, allocations: 235.6 kB / 1.084 GB, free: 62.02 MB / 0.7292 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002209/2.02, allocations: 1.31 MB / 1.085 GB, free: 60.7 MB / 0.7292 GB Notification: Performance of collectPreVariables (initialization): time 0.0005437/2.02, allocations: 73.7 kB / 1.085 GB, free: 60.62 MB / 0.7292 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008148/2.021, allocations: 1.509 MB / 1.087 GB, free: 59.09 MB / 0.7292 GB Notification: Performance of collectInitialBindings (initialization): time 0.001026/2.022, allocations: 0.9318 MB / 1.087 GB, free: 58.14 MB / 0.7292 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003567/2.022, allocations: 68 kB / 1.088 GB, free: 58.08 MB / 0.7292 GB Notification: Performance of setup shared object (initialization): time 0.0002026/2.023, allocations: 440.8 kB / 1.088 GB, free: 57.64 MB / 0.7292 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006779/2.029, allocations: 2.61 MB / 1.09 GB, free: 55.03 MB / 0.7292 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007431/2.037, allocations: 3.504 MB / 1.094 GB, free: 51.14 MB / 0.7292 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00753/2.044, allocations: 3.056 MB / 1.097 GB, free: 48.06 MB / 0.7292 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.523e-05/2.045, allocations: 8 kB / 1.097 GB, free: 48.05 MB / 0.7292 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.02511/2.07, allocations: 9.161 MB / 1.106 GB, free: 38.83 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 0.002085/2.072, allocations: 10.62 MB / 1.116 GB, free: 27.37 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.4e-05/2.072, allocations: 28 kB / 1.116 GB, free: 27.34 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03446/2.106, allocations: 6.248 MB / 1.122 GB, free: 21.08 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004544/2.111, allocations: 0.8774 MB / 1.123 GB, free: 20.2 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0275/2.138, allocations: 15.31 MB / 1.138 GB, free: 4.723 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.008342/2.147, allocations: 0.5341 MB / 1.139 GB, free: 4.188 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001188/2.148, allocations: 175.9 kB / 1.139 GB, free: 4.016 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 1.835e-05/2.148, allocations: 4 kB / 1.139 GB, free: 4.012 MB / 0.7292 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 0.0278/2.176, allocations: 9.329 MB / 1.148 GB, free: 10.46 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.006e-05/2.176, allocations: 28 kB / 1.148 GB, free: 10.44 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01583/2.192, allocations: 3.513 MB / 1.151 GB, free: 6.902 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005727/2.198, allocations: 1.026 MB / 1.152 GB, free: 5.875 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03548/2.233, allocations: 24.41 MB / 1.176 GB, free: 12.54 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004655/2.238, allocations: 0.5145 MB / 1.177 GB, free: 12.03 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000658/2.239, allocations: 171.9 kB / 1.177 GB, free: 11.86 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 0.003833/2.242, allocations: 1.578 MB / 1.178 GB, free: 10.27 MB / 0.7761 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008432/2.243, allocations: 209.5 kB / 1.179 GB, free: 10.06 MB / 0.7761 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02791/2.271, allocations: 8.69 MB / 1.187 GB, free: 1.293 MB / 0.7761 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.855e-05/2.271, allocations: 31.98 kB / 1.187 GB, free: 1.262 MB / 0.7761 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.751e-05/2.271, allocations: 12 kB / 1.187 GB, free: 1.25 MB / 0.7761 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.6e-05/2.271, allocations: 15.95 kB / 1.187 GB, free: 1.234 MB / 0.7761 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03953/2.311, allocations: 14.33 MB / 1.201 GB, free: 2.719 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.981e-05/2.311, allocations: 8.938 kB / 1.201 GB, free: 2.711 MB / 0.7917 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003677/2.315, allocations: 0.6201 MB / 1.202 GB, free: 2.09 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02926/2.344, allocations: 6.017 MB / 1.208 GB, free: 12.06 MB / 0.8073 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000584/2.345, allocations: 83.94 kB / 1.208 GB, free: 11.98 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.5704/2.915, allocations: 14.95 MB / 1.222 GB, free: 220.2 MB / 0.8073 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.494e-05/2.915, allocations: 11.66 kB / 1.222 GB, free: 220.2 MB / 0.8073 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.04889/2.964, allocations: 9.108 MB / 1.231 GB, free: 218.7 MB / 0.8073 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003543/2.968, allocations: 0.7501 MB / 1.232 GB, free: 218.6 MB / 0.8073 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001066/2.969, allocations: 51.84 kB / 1.232 GB, free: 218.6 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.007958/2.977, allocations: 492.3 kB / 1.233 GB, free: 218.6 MB / 0.8073 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001036/2.978, allocations: 213.8 kB / 1.233 GB, free: 218.6 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005512/2.978, allocations: 115.3 kB / 1.233 GB, free: 218.6 MB / 0.8073 GB Notification: Performance of sorting global known variables: time 0.002795/2.981, allocations: 0.9941 MB / 1.234 GB, free: 218.5 MB / 0.8073 GB Notification: Performance of sort global known variables: time 1.311e-06/2.981, allocations: 0 / 1.234 GB, free: 218.5 MB / 0.8073 GB Notification: Performance of remove unused functions: time 0.009464/2.991, allocations: 1.69 MB / 1.235 GB, free: 218.5 MB / 0.8073 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 0.0006838/2.991, allocations: 207.5 kB / 1.236 GB, free: 218.4 MB / 0.8073 GB Notification: Performance of simCode: created initialization part: time 0.03904/3.03, allocations: 11.47 MB / 1.247 GB, free: 217.6 MB / 0.8073 GB Notification: Performance of simCode: created event and clocks part: time 1.23e-05/3.031, allocations: 1.031 kB / 1.247 GB, free: 217.6 MB / 0.8073 GB Notification: Performance of simCode: created simulation system equations: time 0.01093/3.041, allocations: 3.835 MB / 1.251 GB, free: 217.4 MB / 0.8073 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001909/3.043, allocations: 227.2 kB / 1.251 GB, free: 217.3 MB / 0.8073 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02793/3.071, allocations: 10.76 MB / 1.261 GB, free: 214.1 MB / 0.8073 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004119/3.076, allocations: 2.855 MB / 1.264 GB, free: 213.3 MB / 0.8073 GB Notification: Performance of simCode: alias equations: time 0.00672/3.082, allocations: 1.665 MB / 1.266 GB, free: 213.3 MB / 0.8073 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008832/3.083, allocations: 165.4 kB / 1.266 GB, free: 213.3 MB / 0.8073 GB Notification: Performance of SimCode: time 1.806e-06/3.083, allocations: 0 / 1.266 GB, free: 213.3 MB / 0.8073 GB Notification: Performance of Templates: time 0.1177/3.201, allocations: 61.76 MB / 1.326 GB, free: 186.3 MB / 0.8073 GB