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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_6_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo): time 0.01515/0.01515, allocations: 107.7 kB / 15.05 MB, free: 5.984 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo): time 0.001703/0.001702, allocations: 183.5 kB / 15.94 MB, free: 5.941 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 2.183/2.183, allocations: 194.5 MB / 211.3 MB, free: 11.07 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 2.327/2.327, allocations: 236.1 MB / 492.6 MB, free: 11.28 MB / 394.7 MB Notification: Performance of FrontEnd - loaded program: time 0.001037/0.001037, allocations: 12 kB / 0.5871 GB, free: 2 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7779/0.779, allocations: 98.7 MB / 0.6835 GB, free: 16.89 MB / 0.5261 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.4041/1.183, allocations: 186.8 MB / 0.8659 GB, free: 3.32 MB / 0.6823 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0005843/1.184, allocations: 119.9 kB / 0.866 GB, free: 3.203 MB / 0.6823 GB Notification: Performance of FrontEnd - DAE generated: time 1.307/2.491, allocations: 139 MB / 1.002 GB, free: 148.9 MB / 0.7292 GB Notification: Performance of FrontEnd: time 2.935e-06/2.491, allocations: 0 / 1.002 GB, free: 148.9 MB / 0.7292 GB Notification: Performance of Transformations before backend: time 0.0001969/2.491, allocations: 75.98 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 0.01399/2.505, allocations: 3.124 MB / 1.005 GB, free: 145.7 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 5.198e-05/2.506, allocations: 12.03 kB / 1.005 GB, free: 145.7 MB / 0.7292 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003062/2.509, allocations: 0.5385 MB / 1.005 GB, free: 145.1 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02315/2.532, allocations: 2.235 MB / 1.008 GB, free: 142.9 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007496/2.539, allocations: 2.197 MB / 1.01 GB, free: 140.6 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003605/2.54, allocations: 263.1 kB / 1.01 GB, free: 140.4 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002194/2.542, allocations: 348 kB / 1.01 GB, free: 140 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02633/2.568, allocations: 6.539 MB / 1.017 GB, free: 133.4 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002119/2.569, allocations: 3.938 kB / 1.017 GB, free: 133.4 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001914/2.571, allocations: 147.9 kB / 1.017 GB, free: 133.3 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008212/2.571, allocations: 306.1 kB / 1.017 GB, free: 133 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02703/2.598, allocations: 6.443 MB / 1.023 GB, free: 126.5 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 0.05758/2.656, allocations: 26.8 MB / 1.05 GB, free: 97.49 MB / 0.7292 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01427/2.67, allocations: 4.988 MB / 1.055 GB, free: 92.2 MB / 0.7292 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004351/2.671, allocations: 135.1 kB / 1.055 GB, free: 92.05 MB / 0.7292 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.114e-05/2.671, allocations: 64.44 kB / 1.055 GB, free: 91.98 MB / 0.7292 GB Notification: Performance of pre-optimization done (n=208): time 5.32e-06/2.671, allocations: 0 / 1.055 GB, free: 91.98 MB / 0.7292 GB Notification: Performance of matching and sorting (n=277): time 0.2265/2.898, allocations: 30.13 MB / 1.084 GB, free: 61.69 MB / 0.7292 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001197/2.898, allocations: 247.6 kB / 1.084 GB, free: 61.39 MB / 0.7292 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004252/2.902, allocations: 1.314 MB / 1.086 GB, free: 60.07 MB / 0.7292 GB Notification: Performance of collectPreVariables (initialization): time 0.0009629/2.903, allocations: 69.7 kB / 1.086 GB, free: 60 MB / 0.7292 GB Notification: Performance of collectInitialEqns (initialization): time 0.00159/2.905, allocations: 1.501 MB / 1.087 GB, free: 58.48 MB / 0.7292 GB Notification: Performance of collectInitialBindings (initialization): time 0.002138/2.907, allocations: 0.9396 MB / 1.088 GB, free: 57.52 MB / 0.7292 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009243/2.908, allocations: 64 kB / 1.088 GB, free: 57.46 MB / 0.7292 GB Notification: Performance of setup shared object (initialization): time 0.0004681/2.908, allocations: 440.8 kB / 1.089 GB, free: 57.02 MB / 0.7292 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01553/2.924, allocations: 2.602 MB / 1.091 GB, free: 54.42 MB / 0.7292 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01609/2.94, allocations: 3.512 MB / 1.095 GB, free: 50.52 MB / 0.7292 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01621/2.956, allocations: 3.052 MB / 1.098 GB, free: 47.45 MB / 0.7292 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.293e-05/2.956, allocations: 8 kB / 1.098 GB, free: 47.44 MB / 0.7292 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.05619/3.013, allocations: 9.158 MB / 1.106 GB, free: 38.22 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 0.002939/3.016, allocations: 10.63 MB / 1.117 GB, free: 26.75 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001218/3.016, allocations: 24 kB / 1.117 GB, free: 26.73 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0629/3.079, allocations: 6.248 MB / 1.123 GB, free: 20.47 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01052/3.089, allocations: 0.8618 MB / 1.124 GB, free: 19.61 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05385/3.143, allocations: 15.33 MB / 1.139 GB, free: 4.098 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007418/3.151, allocations: 0.5378 MB / 1.139 GB, free: 3.559 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009918/3.152, allocations: 175.9 kB / 1.139 GB, free: 3.387 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 1.404e-05/3.152, allocations: 4 kB / 1.139 GB, free: 3.383 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 0.03963/3.191, allocations: 9.316 MB / 1.149 GB, free: 9.844 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001291/3.192, allocations: 24 kB / 1.149 GB, free: 9.82 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0245/3.216, allocations: 3.522 MB / 1.152 GB, free: 6.281 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009101/3.225, allocations: 1.026 MB / 1.153 GB, free: 5.254 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04594/3.271, allocations: 24.42 MB / 1.177 GB, free: 11.91 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007417/3.279, allocations: 0.5068 MB / 1.177 GB, free: 11.41 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00113/3.28, allocations: 171.9 kB / 1.178 GB, free: 11.24 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 0.004959/3.285, allocations: 1.581 MB / 1.179 GB, free: 9.645 MB / 0.7761 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009431/3.286, allocations: 201.6 kB / 1.179 GB, free: 9.445 MB / 0.7761 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04739/3.333, allocations: 8.683 MB / 1.188 GB, free: 0.6836 MB / 0.7761 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.543e-05/3.333, allocations: 28 kB / 1.188 GB, free: 0.6562 MB / 0.7761 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.232e-05/3.333, allocations: 12 kB / 1.188 GB, free: 0.6445 MB / 0.7761 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001022/3.334, allocations: 15.94 kB / 1.188 GB, free: 0.6289 MB / 0.7761 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.1157/3.449, allocations: 14.34 MB / 1.202 GB, free: 2.109 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.647e-05/3.449, allocations: 8 kB / 1.202 GB, free: 2.102 MB / 0.7917 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.009617/3.459, allocations: 0.6317 MB / 1.202 GB, free: 1.469 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.04784/3.507, allocations: 6.014 MB / 1.208 GB, free: 11.44 MB / 0.8073 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007662/3.508, allocations: 83.92 kB / 1.208 GB, free: 11.36 MB / 0.8073 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.6611/4.169, allocations: 14.94 MB / 1.223 GB, free: 220.4 MB / 0.8073 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.77e-05/4.169, allocations: 17.66 kB / 1.223 GB, free: 220.4 MB / 0.8073 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0421/4.211, allocations: 9.11 MB / 1.232 GB, free: 218.9 MB / 0.8073 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003084/4.214, allocations: 0.743 MB / 1.233 GB, free: 218.8 MB / 0.8073 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001256/4.216, allocations: 55.62 kB / 1.233 GB, free: 218.8 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.007332/4.223, allocations: 495.3 kB / 1.233 GB, free: 218.8 MB / 0.8073 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001372/4.224, allocations: 207.6 kB / 1.233 GB, free: 218.8 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000809/4.225, allocations: 110.7 kB / 1.233 GB, free: 218.8 MB / 0.8073 GB Notification: Performance of sorting global known variables: time 0.002917/4.228, allocations: 0.9957 MB / 1.234 GB, free: 218.7 MB / 0.8073 GB Notification: Performance of sort global known variables: time 1.102e-06/4.228, allocations: 3.906 kB / 1.234 GB, free: 218.7 MB / 0.8073 GB Notification: Performance of remove unused functions: time 0.01137/4.24, allocations: 1.695 MB / 1.236 GB, free: 218.7 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 0.049/4.289, allocations: 12.69 MB / 1.248 GB, free: 214.5 MB / 0.8073 GB Notification: Performance of simCode: created initialization part: time 0.04703/4.336, allocations: 11.48 MB / 1.26 GB, free: 213.6 MB / 0.8073 GB Notification: Performance of simCode: created event and clocks part: time 1.718e-05/4.336, allocations: 3.25 kB / 1.26 GB, free: 213.6 MB / 0.8073 GB Notification: Performance of simCode: created simulation system equations: time 0.01702/4.353, allocations: 3.826 MB / 1.263 GB, free: 213.4 MB / 0.8073 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003046/4.356, allocations: 225.8 kB / 1.264 GB, free: 213.4 MB / 0.8073 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1133/4.469, allocations: 47.28 MB / 1.31 GB, free: 185.7 MB / 0.8073 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005414/4.475, allocations: 2.854 MB / 1.313 GB, free: 184.6 MB / 0.8073 GB Notification: Performance of simCode: alias equations: time 0.009262/4.484, allocations: 1.671 MB / 1.314 GB, free: 184.5 MB / 0.8073 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003412/4.487, allocations: 1.219 MB / 1.315 GB, free: 183.5 MB / 0.8073 GB Notification: Performance of SimCode: time 1.472e-06/4.488, allocations: 0 / 1.315 GB, free: 183.5 MB / 0.8073 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1779/4.665, allocations: 86.86 MB / 1.4 GB, free: 112.3 MB / 0.8073 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002312/4.666, allocations: 278.9 kB / 1.401 GB, free: 112 MB / 0.8073 GB Notification: Performance of buildModelFMU: Generate platform static: time 5.174/9.84, allocations: 0 / 1.401 GB, free: 112 MB / 0.8073 GB