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 2.347/2.347, 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 0.001472/0.001472, allocations: 186.4 kB / 325.6 MB, free: 2.836 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 2.541/2.541, 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 0.001139/0.001139, allocations: 91.61 kB / 0.6811 GB, free: 13.61 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0006299/0.00063, allocations: 12.12 kB / 0.7951 GB, free: 135.7 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2441/0.2448, allocations: 106.3 MB / 0.8989 GB, free: 65.45 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.02111/0.2659, allocations: 14.45 MB / 0.913 GB, free: 50.94 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.01227/0.2783, allocations: 6.104 MB / 0.919 GB, free: 44.82 MB / 0.6042 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001695/0.28, allocations: 39.88 kB / 0.919 GB, free: 44.78 MB / 0.6042 GB Notification: Performance of NFTyping.typeComponents: time 0.001456/0.2815, allocations: 365.8 kB / 0.9194 GB, free: 44.42 MB / 0.6042 GB Notification: Performance of NFTyping.typeBindings: time 0.003748/0.2853, allocations: 0.8021 MB / 0.9202 GB, free: 43.62 MB / 0.6042 GB Notification: Performance of NFTyping.typeClassSections: time 0.003463/0.2888, allocations: 0.7934 MB / 0.9209 GB, free: 42.82 MB / 0.6042 GB Notification: Performance of NFFlatten.flatten: time 0.004307/0.2932, allocations: 2.257 MB / 0.9231 GB, free: 40.56 MB / 0.6042 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01101/0.3042, allocations: 5.966 MB / 0.929 GB, free: 34.53 MB / 0.6042 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00249/0.3068, allocations: 1.227 MB / 0.9302 GB, free: 33.3 MB / 0.6042 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003175/0.31, allocations: 1.589 MB / 0.9317 GB, free: 31.7 MB / 0.6042 GB Notification: Performance of NFPackage.collectConstants: time 0.0009238/0.311, allocations: 212 kB / 0.9319 GB, free: 31.5 MB / 0.6042 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002391/0.3134, allocations: 0.636 MB / 0.9325 GB, free: 30.86 MB / 0.6042 GB Notification: Performance of NFScalarize.scalarize: time 0.002443/0.3159, allocations: 1.571 MB / 0.9341 GB, free: 29.29 MB / 0.6042 GB Notification: Performance of NFVerifyModel.verify: time 0.0012/0.3171, allocations: 0.6134 MB / 0.9347 GB, free: 28.66 MB / 0.6042 GB Notification: Performance of NFConvertDAE.convert: time 0.006985/0.3241, allocations: 5.513 MB / 0.9401 GB, free: 23.14 MB / 0.6042 GB Notification: Performance of FrontEnd - DAE generated: time 4.359e-06/0.3242, allocations: 0 / 0.9401 GB, free: 23.14 MB / 0.6042 GB Notification: Performance of FrontEnd: time 2.665e-06/0.3242, allocations: 0 / 0.9401 GB, free: 23.14 MB / 0.6042 GB Notification: Performance of Transformations before backend: time 0.0001761/0.3244, allocations: 4 kB / 0.9401 GB, free: 23.13 MB / 0.6042 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 0.009187/0.3336, allocations: 2.868 MB / 0.9429 GB, free: 20.2 MB / 0.6042 GB Notification: Performance of prepare preOptimizeDAE: time 4.399e-05/0.3336, allocations: 8.031 kB / 0.9429 GB, free: 20.2 MB / 0.6042 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02226/0.3559, allocations: 2.422 MB / 0.9452 GB, free: 17.77 MB / 0.6042 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006049/0.362, allocations: 1.947 MB / 0.9471 GB, free: 15.77 MB / 0.6042 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002382/0.3623, allocations: 242.1 kB / 0.9474 GB, free: 15.54 MB / 0.6042 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001307/0.3636, allocations: 300 kB / 0.9477 GB, free: 15.24 MB / 0.6042 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02073/0.3844, allocations: 6.391 MB / 0.9539 GB, free: 8.738 MB / 0.6042 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001279/0.3846, allocations: 3.938 kB / 0.9539 GB, free: 8.734 MB / 0.6042 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007985/0.3854, allocations: 128 kB / 0.954 GB, free: 8.609 MB / 0.6042 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007096/0.3861, allocations: 313.4 kB / 0.9543 GB, free: 8.301 MB / 0.6042 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02494/0.411, allocations: 6.563 MB / 0.9607 GB, free: 1.723 MB / 0.6042 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05167/0.4628, allocations: 25.19 MB / 0.9853 GB, free: 6.395 MB / 0.6355 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01614/0.479, allocations: 5.427 MB / 0.9906 GB, free: 0.6016 MB / 0.6355 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005325/0.4796, allocations: 131 kB / 0.9908 GB, free: 468 kB / 0.6355 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.197e-05/0.4796, allocations: 60.56 kB / 0.9908 GB, free: 400 kB / 0.6355 GB Notification: Performance of pre-optimization done (n=230): time 6.261e-06/0.4797, allocations: 0 / 0.9908 GB, free: 400 kB / 0.6355 GB Notification: Performance of matching and sorting (n=311): time 0.2115/0.6912, allocations: 32.1 MB / 1.022 GB, free: 120 kB / 0.6667 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002916/0.6916, allocations: 239.9 kB / 1.022 GB, free: 15.83 MB / 0.6824 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00533/0.6969, allocations: 1.267 MB / 1.024 GB, free: 14.55 MB / 0.6824 GB Notification: Performance of collectPreVariables (initialization): time 0.001237/0.6982, allocations: 73.7 kB / 1.024 GB, free: 14.47 MB / 0.6824 GB Notification: Performance of collectInitialEqns (initialization): time 0.001984/0.7003, allocations: 1.25 MB / 1.025 GB, free: 13.2 MB / 0.6824 GB Notification: Performance of collectInitialBindings (initialization): time 0.003087/0.7035, allocations: 1.036 MB / 1.026 GB, free: 12.15 MB / 0.6824 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001141/0.7047, allocations: 72 kB / 1.026 GB, free: 12.08 MB / 0.6824 GB Notification: Performance of setup shared object (initialization): time 0.0006173/0.7054, allocations: 452.5 kB / 1.026 GB, free: 11.63 MB / 0.6824 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01837/0.7238, allocations: 2.731 MB / 1.029 GB, free: 8.898 MB / 0.6824 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01942/0.7433, allocations: 3.412 MB / 1.032 GB, free: 5.227 MB / 0.6824 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01555/0.7589, allocations: 3.142 MB / 1.035 GB, free: 2.066 MB / 0.6824 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.927e-05/0.759, allocations: 4 kB / 1.036 GB, free: 2.062 MB / 0.6824 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.05495/0.8139, allocations: 10.97 MB / 1.046 GB, free: 7.035 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 0.6693/1.483, allocations: 7.055 MB / 1.053 GB, free: 136.9 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.989e-05/1.483, allocations: 19.12 kB / 1.053 GB, free: 136.9 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.04364/1.527, allocations: 6.261 MB / 1.059 GB, free: 136.8 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008303/1.535, allocations: 0.9303 MB / 1.06 GB, free: 136.8 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.08305/1.619, allocations: 27.73 MB / 1.087 GB, free: 128.4 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007205/1.626, allocations: 0.5286 MB / 1.088 GB, free: 128.3 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009111/1.627, allocations: 143 kB / 1.088 GB, free: 128.3 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 1.578e-05/1.627, allocations: 5.219 kB / 1.088 GB, free: 128.3 MB / 0.698 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.conv3.V2[1] = line2.v3_n[1] - line2.v1_n[1] 3 : transformer.conv2.V2[1] = line2.v2_n[1] - line2.v3_n[1] [ 1.0 , 0.0 , -1.0 ; 0.0 , -1.0 , 1.0 ; -1.0 , 1.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v3_n[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; -transformer.conv3.V2[1] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.04153/1.668, allocations: 9.898 MB / 1.098 GB, free: 121.9 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.626e-05/1.669, allocations: 20 kB / 1.098 GB, free: 121.8 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02674/1.695, allocations: 3.983 MB / 1.101 GB, free: 117.8 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009239/1.705, allocations: 1.1 MB / 1.103 GB, free: 116.7 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04373/1.748, allocations: 26.8 MB / 1.129 GB, free: 89.09 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006831/1.755, allocations: 0.5186 MB / 1.129 GB, free: 88.57 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007251/1.756, allocations: 143.9 kB / 1.129 GB, free: 88.43 MB / 0.698 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 81 * 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 {(9,85.2%) 63} * Non-linear torn systems: 1 {9 63} Notification: Performance of prepare postOptimizeDAE: time 0.003541/1.76, allocations: 1.396 MB / 1.131 GB, free: 87.04 MB / 0.698 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008541/1.76, allocations: 201.6 kB / 1.131 GB, free: 86.84 MB / 0.698 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04896/1.809, allocations: 11.11 MB / 1.142 GB, free: 75.65 MB / 0.698 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.506e-05/1.81, allocations: 33.86 kB / 1.142 GB, free: 75.62 MB / 0.698 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.715e-05/1.81, allocations: 12 kB / 1.142 GB, free: 75.61 MB / 0.698 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.554e-05/1.81, allocations: 27.83 kB / 1.142 GB, free: 75.58 MB / 0.698 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05995/1.87, allocations: 16.42 MB / 1.158 GB, free: 58.98 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.637e-05/1.87, allocations: 12.94 kB / 1.158 GB, free: 58.97 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01025/1.88, allocations: 0.7411 MB / 1.159 GB, free: 58.23 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03866/1.919, allocations: 5.903 MB / 1.164 GB, free: 52.31 MB / 0.698 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000767/1.92, allocations: 79.95 kB / 1.164 GB, free: 52.23 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.07007/1.99, allocations: 26.65 MB / 1.19 GB, free: 25.32 MB / 0.698 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.183e-05/1.99, allocations: 20.02 kB / 1.19 GB, free: 25.3 MB / 0.698 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.04521/2.035, allocations: 10.84 MB / 1.201 GB, free: 14.07 MB / 0.698 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00256/2.038, allocations: 0.774 MB / 1.202 GB, free: 13.28 MB / 0.698 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007823/2.038, allocations: 59.95 kB / 1.202 GB, free: 13.22 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00676/2.045, allocations: 0.5148 MB / 1.202 GB, free: 12.7 MB / 0.698 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001455/2.047, allocations: 259 kB / 1.203 GB, free: 12.45 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004865/2.047, allocations: 99.95 kB / 1.203 GB, free: 12.35 MB / 0.698 GB Notification: Performance of sorting global known variables: time 0.001847/2.049, allocations: 0.9084 MB / 1.204 GB, free: 11.44 MB / 0.698 GB Notification: Performance of sort global known variables: time 5.31e-07/2.049, allocations: 0 / 1.204 GB, free: 11.44 MB / 0.698 GB Notification: Performance of remove unused functions: time 0.009325/2.058, allocations: 1.807 MB / 1.205 GB, free: 9.633 MB / 0.698 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 {(9,86.4%) 63} * Non-linear torn systems: 1 {9 63} Notification: Performance of Backend phase and start with SimCode phase: time 0.0009382/2.059, allocations: 186.3 kB / 1.206 GB, free: 9.449 MB / 0.698 GB Notification: Performance of simCode: created initialization part: time 0.05013/2.11, allocations: 12.68 MB / 1.218 GB, free: 12.65 MB / 0.7136 GB Notification: Performance of simCode: created event and clocks part: time 1.471e-05/2.11, allocations: 4 kB / 1.218 GB, free: 12.64 MB / 0.7136 GB Notification: Performance of simCode: created simulation system equations: time 0.02103/2.131, allocations: 4.651 MB / 1.222 GB, free: 7.965 MB / 0.7136 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002586/2.133, allocations: 235.8 kB / 1.223 GB, free: 7.738 MB / 0.7136 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.07974/2.213, allocations: 11.71 MB / 1.234 GB, free: 11.89 MB / 0.7292 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.008628/2.222, allocations: 2.733 MB / 1.237 GB, free: 9.117 MB / 0.7292 GB Notification: Performance of simCode: alias equations: time 0.01484/2.237, allocations: 1.645 MB / 1.238 GB, free: 7.473 MB / 0.7292 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00197/2.239, allocations: 163.3 kB / 1.239 GB, free: 7.312 MB / 0.7292 GB Notification: Performance of SimCode: time 1.543e-06/2.239, allocations: 0 / 1.239 GB, free: 7.312 MB / 0.7292 GB Notification: Performance of Templates: time 0.1969/2.436, allocations: 76.35 MB / 1.313 GB, free: 11.11 MB / 0.8074 GB