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.BalancedStepDown.YD.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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.228/2.228, allocations: 251.1 MB / 266.1 MB, free: 11.64 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 0.001464/0.001464, allocations: 184.4 kB / 325.6 MB, free: 2.863 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 2.555/2.555, allocations: 205.4 MB / 0.5766 GB, free: 20.76 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 0.001172/0.001172, allocations: 98.66 kB / 0.6811 GB, free: 13.64 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0005056/0.0005054, allocations: 12.16 kB / 0.7952 GB, free: 135.6 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.271/0.2716, allocations: 106.3 MB / 0.8989 GB, free: 65.48 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.9734/1.245, allocations: 193.1 MB / 1.088 GB, free: 54.62 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004603/1.246, allocations: 115.9 kB / 1.088 GB, free: 54.62 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.4888/1.734, allocations: 134.8 MB / 1.219 GB, free: 3.016 MB / 0.7136 GB Notification: Performance of FrontEnd: time 3.276e-06/1.734, allocations: 4 kB / 1.219 GB, free: 3.012 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 0.0001942/1.735, allocations: 73.95 kB / 1.219 GB, free: 2.941 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01326/1.748, allocations: 3.098 MB / 1.222 GB, free: 15.79 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 4.763e-05/1.748, allocations: 8.031 kB / 1.222 GB, free: 15.79 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02252/1.771, allocations: 2.124 MB / 1.225 GB, free: 13.66 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007929/1.779, allocations: 2.183 MB / 1.227 GB, free: 11.45 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003448/1.779, allocations: 260.9 kB / 1.227 GB, free: 11.2 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001672/1.781, allocations: 347.2 kB / 1.227 GB, free: 10.87 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02398/1.805, allocations: 6.471 MB / 1.234 GB, free: 4.328 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001292/1.805, allocations: 11.88 kB / 1.234 GB, free: 4.316 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007507/1.806, allocations: 147.4 kB / 1.234 GB, free: 4.184 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009296/1.807, allocations: 302 kB / 1.234 GB, free: 3.887 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02767/1.834, allocations: 6.392 MB / 1.24 GB, free: 13.48 MB / 0.7448 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 0.05586/1.89, allocations: 26.68 MB / 1.266 GB, free: 0.7656 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01533/1.906, allocations: 5.011 MB / 1.271 GB, free: 11.45 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004381/1.906, allocations: 134.2 kB / 1.271 GB, free: 11.31 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.378e-05/1.906, allocations: 64.53 kB / 1.271 GB, free: 11.24 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=208): time 5.64e-06/1.906, allocations: 4 kB / 1.271 GB, free: 11.24 MB / 0.7761 GB Notification: Performance of matching and sorting (n=277): time 0.2055/2.112, allocations: 30.31 MB / 1.301 GB, free: 12.83 MB / 0.8073 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001558/2.112, allocations: 243.5 kB / 1.301 GB, free: 12.54 MB / 0.8073 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003244/2.115, allocations: 1.28 MB / 1.302 GB, free: 11.25 MB / 0.8073 GB Notification: Performance of collectPreVariables (initialization): time 0.000875/2.116, allocations: 69.7 kB / 1.302 GB, free: 11.18 MB / 0.8073 GB Notification: Performance of collectInitialEqns (initialization): time 0.001575/2.118, allocations: 1.485 MB / 1.304 GB, free: 9.68 MB / 0.8073 GB Notification: Performance of collectInitialBindings (initialization): time 0.001835/2.12, allocations: 0.9424 MB / 1.305 GB, free: 8.746 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006414/2.12, allocations: 64 kB / 1.305 GB, free: 8.684 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 0.0003516/2.121, allocations: 440.8 kB / 1.305 GB, free: 8.246 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01127/2.132, allocations: 2.614 MB / 1.308 GB, free: 5.629 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01235/2.144, allocations: 3.516 MB / 1.311 GB, free: 1.727 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01225/2.157, allocations: 3.064 MB / 1.314 GB, free: 14.64 MB / 0.823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.825e-05/2.157, allocations: 8 kB / 1.314 GB, free: 14.63 MB / 0.823 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.04219/2.199, allocations: 9.212 MB / 1.323 GB, free: 5.359 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 0.004206/2.203, allocations: 10.62 MB / 1.334 GB, free: 9.895 MB / 0.8386 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.9e-05/2.203, allocations: 31.98 kB / 1.334 GB, free: 9.863 MB / 0.8386 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.05262/2.256, allocations: 7.044 MB / 1.341 GB, free: 2.805 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007583/2.264, allocations: 0.8696 MB / 1.341 GB, free: 1.934 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.043/2.307, allocations: 15.36 MB / 1.356 GB, free: 2.402 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.008014/2.315, allocations: 0.5339 MB / 1.357 GB, free: 1.867 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001216/2.316, allocations: 199.8 kB / 1.357 GB, free: 1.672 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 1.588e-05/2.316, allocations: 4 kB / 1.357 GB, free: 1.668 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.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 0.04053/2.357, allocations: 9.368 MB / 1.366 GB, free: 8.078 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001268/2.357, allocations: 31.94 kB / 1.366 GB, free: 8.047 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02415/2.381, allocations: 3.529 MB / 1.37 GB, free: 4.496 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008943/2.39, allocations: 1.037 MB / 1.371 GB, free: 3.457 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6764/3.066, allocations: 24.41 MB / 1.395 GB, free: 241.1 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007214/3.074, allocations: 0.512 MB / 1.395 GB, free: 241.1 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001102/3.075, allocations: 195.6 kB / 1.395 GB, free: 241.1 MB / 0.8855 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 0.004636/3.079, allocations: 1.575 MB / 1.397 GB, free: 240.9 MB / 0.8855 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009219/3.08, allocations: 199.5 kB / 1.397 GB, free: 240.9 MB / 0.8855 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04707/3.128, allocations: 8.541 MB / 1.405 GB, free: 240.8 MB / 0.8855 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.0001011/3.128, allocations: 36.45 kB / 1.405 GB, free: 240.8 MB / 0.8855 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.513e-05/3.128, allocations: 12.78 kB / 1.405 GB, free: 240.8 MB / 0.8855 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.433e-05/3.128, allocations: 19.69 kB / 1.405 GB, free: 240.8 MB / 0.8855 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05372/3.182, allocations: 14.38 MB / 1.42 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.862e-05/3.182, allocations: 7.906 kB / 1.42 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005636/3.187, allocations: 0.6232 MB / 1.42 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0495/3.237, allocations: 6.811 MB / 1.427 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008623/3.238, allocations: 90.14 kB / 1.427 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03767/3.276, allocations: 15.01 MB / 1.442 GB, free: 237.6 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.216e-05/3.276, allocations: 11 kB / 1.442 GB, free: 237.6 MB / 0.8855 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03642/3.312, allocations: 8.984 MB / 1.45 GB, free: 236.2 MB / 0.8855 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002691/3.315, allocations: 0.7548 MB / 1.451 GB, free: 236 MB / 0.8855 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007566/3.316, allocations: 58.89 kB / 1.451 GB, free: 236 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006356/3.322, allocations: 497.3 kB / 1.452 GB, free: 236 MB / 0.8855 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001018/3.323, allocations: 218.5 kB / 1.452 GB, free: 236 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004379/3.323, allocations: 132.7 kB / 1.452 GB, free: 236 MB / 0.8855 GB Notification: Performance of sorting global known variables: time 0.002151/3.326, allocations: 0.9636 MB / 1.453 GB, free: 235.9 MB / 0.8855 GB Notification: Performance of sort global known variables: time 5.51e-07/3.326, allocations: 0 / 1.453 GB, free: 235.9 MB / 0.8855 GB Notification: Performance of remove unused functions: time 0.008327/3.334, allocations: 1.679 MB / 1.455 GB, free: 235.9 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 (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 0.0008161/3.335, allocations: 203.6 kB / 1.455 GB, free: 235.8 MB / 0.8855 GB Notification: Performance of simCode: created initialization part: time 0.0431/3.378, allocations: 11.56 MB / 1.466 GB, free: 232.9 MB / 0.8855 GB Notification: Performance of simCode: created event and clocks part: time 1.546e-05/3.378, allocations: 4.812 kB / 1.466 GB, free: 232.9 MB / 0.8855 GB Notification: Performance of simCode: created simulation system equations: time 0.016/3.394, allocations: 3.857 MB / 1.47 GB, free: 231.8 MB / 0.8855 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002315/3.396, allocations: 199.3 kB / 1.47 GB, free: 231.7 MB / 0.8855 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.04001/3.436, allocations: 10.75 MB / 1.48 GB, free: 227.3 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005877/3.442, allocations: 2.836 MB / 1.483 GB, free: 226.2 MB / 0.8855 GB Notification: Performance of simCode: alias equations: time 0.008907/3.451, allocations: 1.665 MB / 1.485 GB, free: 226.1 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001227/3.453, allocations: 161.6 kB / 1.485 GB, free: 226.1 MB / 0.8855 GB Notification: Performance of SimCode: time 1.453e-06/3.453, allocations: 4 kB / 1.485 GB, free: 226.1 MB / 0.8855 GB Notification: Performance of Templates: time 0.1339/3.587, allocations: 62.03 MB / 1.546 GB, free: 184.9 MB / 0.8855 GB