Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 7.0.1 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD") Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.172/2.172, allocations: 251.1 MB / 266.1 MB, free: 11.62 MB / 218.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001654/0.001654, allocations: 184.7 kB / 325.6 MB, free: 2.828 MB / 250.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.319/2.319, allocations: 205.4 MB / 0.5766 GB, free: 20.79 MB / 426.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.00158/0.00158, allocations: 90.3 kB / 0.6811 GB, free: 13.61 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0004513/0.0004512, allocations: 13.34 kB / 0.7952 GB, free: 135.6 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2027/0.2031, allocations: 106.3 MB / 0.8989 GB, free: 65.45 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.9966/1.2, allocations: 192.7 MB / 1.087 GB, free: 54.31 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004631/1.2, allocations: 123 kB / 1.087 GB, free: 54.31 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.4612/1.662, allocations: 124.5 MB / 1.209 GB, free: 13.62 MB / 0.7136 GB Notification: Performance of FrontEnd: time 3.547e-06/1.662, allocations: 0 / 1.209 GB, free: 13.62 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 0.0002165/1.662, allocations: 71.77 kB / 1.209 GB, free: 13.55 MB / 0.7136 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 874 * Number of variables: 874 Notification: Performance of Generate backend data structure: time 0.01358/1.675, allocations: 2.858 MB / 1.212 GB, free: 10.65 MB / 0.7136 GB Notification: Performance of prepare preOptimizeDAE: time 4.872e-05/1.675, allocations: 8.031 kB / 1.212 GB, free: 10.64 MB / 0.7136 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02315/1.699, allocations: 2.087 MB / 1.214 GB, free: 8.551 MB / 0.7136 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007622/1.706, allocations: 2.014 MB / 1.216 GB, free: 6.508 MB / 0.7136 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003946/1.707, allocations: 232.9 kB / 1.216 GB, free: 6.289 MB / 0.7136 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002016/1.709, allocations: 306.4 kB / 1.216 GB, free: 6 MB / 0.7136 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02594/1.735, allocations: 5.863 MB / 1.222 GB, free: 56 kB / 0.7136 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001769/1.735, allocations: 11.92 kB / 1.222 GB, free: 44 kB / 0.7136 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001659/1.737, allocations: 136.8 kB / 1.222 GB, free: 15.92 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009863/1.738, allocations: 281.3 kB / 1.222 GB, free: 15.64 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02872/1.766, allocations: 6.028 MB / 1.228 GB, free: 9.602 MB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0677/1.834, allocations: 24.85 MB / 1.252 GB, free: 14.81 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02218/1.856, allocations: 5.462 MB / 1.258 GB, free: 8.996 MB / 0.7605 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006698/1.857, allocations: 141.5 kB / 1.258 GB, free: 8.855 MB / 0.7605 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 9.534e-05/1.857, allocations: 72.45 kB / 1.258 GB, free: 8.777 MB / 0.7605 GB Notification: Performance of pre-optimization done (n=230): time 8.106e-06/1.857, allocations: 0 / 1.258 GB, free: 8.777 MB / 0.7605 GB Notification: Performance of matching and sorting (n=311): time 0.3752/2.233, allocations: 36.14 MB / 1.293 GB, free: 4.535 MB / 0.7917 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002237/2.233, allocations: 243.8 kB / 1.294 GB, free: 4.246 MB / 0.7917 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004573/2.237, allocations: 1.16 MB / 1.295 GB, free: 3.074 MB / 0.7917 GB Notification: Performance of collectPreVariables (initialization): time 0.001106/2.239, allocations: 77.7 kB / 1.295 GB, free: 2.992 MB / 0.7917 GB Notification: Performance of collectInitialEqns (initialization): time 0.001944/2.241, allocations: 1.257 MB / 1.296 GB, free: 1.723 MB / 0.7917 GB Notification: Performance of collectInitialBindings (initialization): time 0.00262/2.243, allocations: 1.045 MB / 1.297 GB, free: 0.6875 MB / 0.7917 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001244/2.245, allocations: 64 kB / 1.297 GB, free: 0.625 MB / 0.7917 GB Notification: Performance of setup shared object (initialization): time 0.0005705/2.245, allocations: 440.7 kB / 1.297 GB, free: 192 kB / 0.7917 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01752/2.263, allocations: 2.727 MB / 1.3 GB, free: 13.46 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01855/2.281, allocations: 3.426 MB / 1.303 GB, free: 9.766 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01909/2.3, allocations: 3.137 MB / 1.307 GB, free: 6.609 MB / 0.8073 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.863e-05/2.301, allocations: 4 kB / 1.307 GB, free: 6.605 MB / 0.8073 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.06439/2.365, allocations: 9.513 MB / 1.316 GB, free: 13.04 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 0.004444/2.369, allocations: 7.325 MB / 1.323 GB, free: 5.141 MB / 0.823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001084/2.37, allocations: 20 kB / 1.323 GB, free: 5.121 MB / 0.823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0592/2.429, allocations: 7.273 MB / 1.33 GB, free: 13.84 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007534/2.436, allocations: 0.8268 MB / 1.331 GB, free: 13.01 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05016/2.487, allocations: 17.41 MB / 1.348 GB, free: 11.43 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01077/2.498, allocations: 0.5107 MB / 1.348 GB, free: 10.91 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.002274/2.5, allocations: 176.1 kB / 1.349 GB, free: 10.74 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 2.529e-05/2.5, allocations: 4 kB / 1.349 GB, free: 10.74 MB / 0.8542 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.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 3 : transformer.conv2.V2[2] = line2.v2_n[2] - line2.v3_n[2] [ 1.0 , 0.0 , -1.0 ; 0.0 , -1.0 , 1.0 ; -1.0 , 1.0 , 0.0 ] * [ line2.v2_n[2] ; line2.v3_n[2] ; line2.v1_n[2] ] = [ -transformer.conv1.V2[2] ; -transformer.conv3.V2[2] ; -transformer.conv2.V2[2] ] might be structurally or numerically singular for variable line2.v1_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 0.04592/2.546, allocations: 9.609 MB / 1.358 GB, free: 0.9219 MB / 0.8542 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.957e-05/2.546, allocations: 20 kB / 1.358 GB, free: 0.9023 MB / 0.8542 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02513/2.571, allocations: 3.645 MB / 1.362 GB, free: 13.24 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009085/2.58, allocations: 1.022 MB / 1.363 GB, free: 12.21 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04883/2.629, allocations: 26.15 MB / 1.388 GB, free: 1.145 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007091/2.636, allocations: 0.4912 MB / 1.389 GB, free: 0.6523 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001065/2.637, allocations: 175.9 kB / 1.389 GB, free: 492 kB / 0.8855 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 84 * 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 (270): * Single equations (assignments): 268 * 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%) 62} * Non-linear torn systems: 1 {10 62} Notification: Performance of prepare postOptimizeDAE: time 0.7878/3.425, allocations: 1.405 MB / 1.39 GB, free: 250.8 MB / 0.8855 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009594/3.426, allocations: 198.9 kB / 1.39 GB, free: 250.8 MB / 0.8855 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04383/3.47, allocations: 9.802 MB / 1.4 GB, free: 250.6 MB / 0.8855 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.879e-05/3.47, allocations: 31.62 kB / 1.4 GB, free: 250.6 MB / 0.8855 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.439e-05/3.47, allocations: 15.41 kB / 1.4 GB, free: 250.6 MB / 0.8855 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.864e-05/3.47, allocations: 16.67 kB / 1.4 GB, free: 250.6 MB / 0.8855 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05621/3.527, allocations: 15.16 MB / 1.415 GB, free: 249.2 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.887e-05/3.527, allocations: 7.594 kB / 1.415 GB, free: 249.2 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005795/3.532, allocations: 0.6312 MB / 1.415 GB, free: 249.2 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.05014/3.583, allocations: 7.04 MB / 1.422 GB, free: 249.2 MB / 0.8855 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008003/3.584, allocations: 102.3 kB / 1.422 GB, free: 249.2 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04178/3.625, allocations: 17.02 MB / 1.439 GB, free: 247.3 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.097e-05/3.625, allocations: 10.94 kB / 1.439 GB, free: 247.3 MB / 0.8855 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03684/3.662, allocations: 9.538 MB / 1.448 GB, free: 245.9 MB / 0.8855 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002782/3.665, allocations: 0.8175 MB / 1.449 GB, free: 245.7 MB / 0.8855 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008642/3.666, allocations: 58.75 kB / 1.449 GB, free: 245.7 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006704/3.673, allocations: 0.4898 MB / 1.45 GB, free: 245.7 MB / 0.8855 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001225/3.674, allocations: 241.7 kB / 1.45 GB, free: 245.6 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005158/3.674, allocations: 136.4 kB / 1.45 GB, free: 245.6 MB / 0.8855 GB Notification: Performance of sorting global known variables: time 0.002049/3.677, allocations: 0.9294 MB / 1.451 GB, free: 245.5 MB / 0.8855 GB Notification: Performance of sort global known variables: time 8.02e-07/3.677, allocations: 3.656 kB / 1.451 GB, free: 245.5 MB / 0.8855 GB Notification: Performance of remove unused functions: time 0.009279/3.686, allocations: 1.642 MB / 1.452 GB, free: 245.3 MB / 0.8855 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 (166): * Single equations (assignments): 164 * 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%) 62} * Non-linear torn systems: 1 {10 62} Notification: Performance of Backend phase and start with SimCode phase: time 0.001108/3.687, allocations: 212.2 kB / 1.453 GB, free: 245.2 MB / 0.8855 GB Notification: Performance of simCode: created initialization part: time 0.04442/3.731, allocations: 12.1 MB / 1.464 GB, free: 241.2 MB / 0.8855 GB Notification: Performance of simCode: created event and clocks part: time 1.406e-05/3.732, allocations: 0 / 1.464 GB, free: 241.2 MB / 0.8855 GB Notification: Performance of simCode: created simulation system equations: time 0.0167/3.748, allocations: 4.155 MB / 1.469 GB, free: 240 MB / 0.8855 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002461/3.751, allocations: 212.7 kB / 1.469 GB, free: 239.9 MB / 0.8855 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05088/3.802, allocations: 11.75 MB / 1.48 GB, free: 235.6 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004448/3.806, allocations: 2.658 MB / 1.483 GB, free: 234.5 MB / 0.8855 GB Notification: Performance of simCode: alias equations: time 0.01098/3.817, allocations: 1.646 MB / 1.484 GB, free: 234.4 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002321/3.82, allocations: 168.3 kB / 1.485 GB, free: 234.4 MB / 0.8855 GB Notification: Performance of SimCode: time 2.043e-06/3.82, allocations: 4 kB / 1.485 GB, free: 234.4 MB / 0.8855 GB Notification: Performance of Templates: time 0.2114/4.031, allocations: 67.02 MB / 1.55 GB, free: 182.8 MB / 0.8855 GB