Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 9.0.0 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD") Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 2.67/2.67, allocations: 287.9 MB / 302.9 MB, free: 8.293 MB / 234.7 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: 190 kB / 371.4 MB, free: 10.64 MB / 298.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.098/2.097, allocations: 205.4 MB / 0.6301 GB, free: 10.37 MB / 458.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001038/0.001038, allocations: 90.88 kB / 0.7434 GB, free: 6.383 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.0004683/0.0004685, allocations: 14.94 kB / 0.8662 GB, free: 141.5 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1632/0.1637, allocations: 115.3 MB / 0.9788 GB, free: 28.12 MB / 0.6198 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.01685/0.1806, allocations: 14.37 MB / 0.9928 GB, free: 13.7 MB / 0.6198 GB Notification: Performance of NFInst.instExpressions: time 0.01012/0.1907, allocations: 6.073 MB / 0.9988 GB, free: 7.617 MB / 0.6198 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00155/0.1923, allocations: 39.81 kB / 0.9988 GB, free: 7.578 MB / 0.6198 GB Notification: Performance of NFTyping.typeComponents: time 0.00116/0.1935, allocations: 365.8 kB / 0.9991 GB, free: 7.219 MB / 0.6198 GB Notification: Performance of NFTyping.typeBindings: time 0.002822/0.1964, allocations: 0.7943 MB / 0.9999 GB, free: 6.422 MB / 0.6198 GB Notification: Performance of NFTyping.typeClassSections: time 0.002677/0.1991, allocations: 0.7875 MB / 1.001 GB, free: 5.633 MB / 0.6198 GB Notification: Performance of NFFlatten.flatten: time 0.003302/0.2024, allocations: 2.234 MB / 1.003 GB, free: 3.395 MB / 0.6198 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01047/0.2129, allocations: 5.949 MB / 1.009 GB, free: 13.38 MB / 0.6355 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002436/0.2154, allocations: 1.219 MB / 1.01 GB, free: 12.16 MB / 0.6355 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003016/0.2185, allocations: 1.581 MB / 1.011 GB, free: 10.57 MB / 0.6355 GB Notification: Performance of NFPackage.collectConstants: time 0.0006608/0.2192, allocations: 212 kB / 1.012 GB, free: 10.36 MB / 0.6355 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001927/0.2211, allocations: 0.6399 MB / 1.012 GB, free: 9.723 MB / 0.6355 GB Notification: Performance of NFScalarize.scalarize: time 0.002223/0.2233, allocations: 1.567 MB / 1.014 GB, free: 8.152 MB / 0.6355 GB Notification: Performance of NFVerifyModel.verify: time 0.001005/0.2244, allocations: 0.6056 MB / 1.014 GB, free: 7.539 MB / 0.6355 GB Notification: Performance of NFConvertDAE.convert: time 0.007629/0.232, allocations: 5.498 MB / 1.02 GB, free: 2.027 MB / 0.6355 GB Notification: Performance of FrontEnd - DAE generated: time 3.647e-06/0.232, allocations: 0 / 1.02 GB, free: 2.027 MB / 0.6355 GB Notification: Performance of FrontEnd: time 2.601e-06/0.2321, allocations: 0 / 1.02 GB, free: 2.027 MB / 0.6355 GB Notification: Performance of Transformations before backend: time 0.0001132/0.2322, allocations: 0 / 1.02 GB, free: 2.027 MB / 0.6355 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 863 * Number of variables: 863 Notification: Performance of Generate backend data structure: time 0.007435/0.2396, allocations: 2.845 MB / 1.023 GB, free: 15.12 MB / 0.6511 GB Notification: Performance of prepare preOptimizeDAE: time 4.381e-05/0.2397, allocations: 12.02 kB / 1.023 GB, free: 15.11 MB / 0.6511 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01561/0.2553, allocations: 2.407 MB / 1.025 GB, free: 12.7 MB / 0.6511 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005183/0.2605, allocations: 1.947 MB / 1.027 GB, free: 10.7 MB / 0.6511 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002656/0.2608, allocations: 234.1 kB / 1.027 GB, free: 10.47 MB / 0.6511 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009368/0.2618, allocations: 300 kB / 1.027 GB, free: 10.18 MB / 0.6511 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01724/0.2791, allocations: 6.352 MB / 1.033 GB, free: 3.715 MB / 0.6511 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.492e-05/0.2792, allocations: 3.984 kB / 1.033 GB, free: 3.711 MB / 0.6511 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005611/0.2798, allocations: 132 kB / 1.034 GB, free: 3.582 MB / 0.6511 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006052/0.2804, allocations: 317.2 kB / 1.034 GB, free: 3.27 MB / 0.6511 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02003/0.3004, allocations: 6.547 MB / 1.04 GB, free: 12.71 MB / 0.6667 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04397/0.3444, allocations: 25.1 MB / 1.065 GB, free: 1.473 MB / 0.6823 GB Notification: Performance of preOpt comSubExp (simulation): time 0.6026/0.9471, allocations: 5.411 MB / 1.07 GB, free: 79.96 MB / 0.6823 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003915/0.9475, allocations: 132.6 kB / 1.07 GB, free: 79.87 MB / 0.6823 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.819e-05/0.9476, allocations: 69.92 kB / 1.07 GB, free: 79.83 MB / 0.6823 GB Notification: Performance of pre-optimization done (n=230): time 6.872e-06/0.9476, allocations: 1.031 kB / 1.07 GB, free: 79.83 MB / 0.6823 GB Notification: Performance of matching and sorting (n=311): time 0.1392/1.087, allocations: 32.05 MB / 1.102 GB, free: 70.34 MB / 0.6823 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.894e-05/1.087, allocations: 243 kB / 1.102 GB, free: 70.08 MB / 0.6823 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002176/1.089, allocations: 1.223 MB / 1.103 GB, free: 69.41 MB / 0.6823 GB Notification: Performance of collectPreVariables (initialization): time 0.0005547/1.09, allocations: 76.64 kB / 1.103 GB, free: 69.34 MB / 0.6823 GB Notification: Performance of collectInitialEqns (initialization): time 0.000715/1.09, allocations: 1.236 MB / 1.104 GB, free: 68.25 MB / 0.6823 GB Notification: Performance of collectInitialBindings (initialization): time 0.001152/1.092, allocations: 1.043 MB / 1.105 GB, free: 67.36 MB / 0.6823 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003571/1.092, allocations: 65.62 kB / 1.105 GB, free: 67.3 MB / 0.6823 GB Notification: Performance of setup shared object (initialization): time 0.0002409/1.092, allocations: 440.4 kB / 1.106 GB, free: 66.91 MB / 0.6823 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007705/1.1, allocations: 2.733 MB / 1.108 GB, free: 65.49 MB / 0.6823 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.008206/1.108, allocations: 3.408 MB / 1.112 GB, free: 63.26 MB / 0.6823 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.007895/1.116, allocations: 3.143 MB / 1.115 GB, free: 61.59 MB / 0.6823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.212e-05/1.116, allocations: 3.969 kB / 1.115 GB, free: 61.59 MB / 0.6823 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.04025/1.156, allocations: 10.96 MB / 1.126 GB, free: 52.75 MB / 0.6823 GB Notification: Performance of prepare postOptimizeDAE: time 0.001917/1.158, allocations: 7.059 MB / 1.132 GB, free: 45.14 MB / 0.6823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001039/1.159, allocations: 20 kB / 1.132 GB, free: 45.12 MB / 0.6823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.04809/1.207, allocations: 6.26 MB / 1.139 GB, free: 38.85 MB / 0.6823 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005485/1.212, allocations: 0.9406 MB / 1.14 GB, free: 37.91 MB / 0.6823 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05469/1.267, allocations: 27.72 MB / 1.167 GB, free: 9.988 MB / 0.6823 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004791/1.272, allocations: 0.5304 MB / 1.167 GB, free: 9.457 MB / 0.6823 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007888/1.273, allocations: 139.9 kB / 1.167 GB, free: 9.32 MB / 0.6823 GB Notification: Performance of prepare postOptimizeDAE: time 1.467e-05/1.273, allocations: 4 kB / 1.167 GB, free: 9.316 MB / 0.6823 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 0.02848/1.301, allocations: 9.909 MB / 1.177 GB, free: 15.2 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.914e-05/1.301, allocations: 16 kB / 1.177 GB, free: 15.18 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01923/1.321, allocations: 3.982 MB / 1.181 GB, free: 11.18 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007861/1.328, allocations: 1.096 MB / 1.182 GB, free: 10.09 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.077/1.406, allocations: 26.79 MB / 1.208 GB, free: 14.39 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004785/1.41, allocations: 0.5188 MB / 1.209 GB, free: 13.87 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007849/1.411, allocations: 132 kB / 1.209 GB, free: 13.74 MB / 0.7292 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 0.003671/1.415, allocations: 1.406 MB / 1.21 GB, free: 12.32 MB / 0.7292 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008972/1.416, allocations: 197.6 kB / 1.21 GB, free: 12.12 MB / 0.7292 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03744/1.453, allocations: 11.11 MB / 1.221 GB, free: 0.9297 MB / 0.7292 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.407e-05/1.453, allocations: 28 kB / 1.221 GB, free: 0.9023 MB / 0.7292 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.379e-05/1.453, allocations: 16 kB / 1.221 GB, free: 0.8867 MB / 0.7292 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.136e-05/1.453, allocations: 23.08 kB / 1.221 GB, free: 0.8672 MB / 0.7292 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04984/1.503, allocations: 16.4 MB / 1.237 GB, free: 280 kB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.926e-05/1.503, allocations: 4.156 kB / 1.237 GB, free: 276 kB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004256/1.508, allocations: 0.7449 MB / 1.238 GB, free: 15.52 MB / 0.7605 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02767/1.535, allocations: 5.902 MB / 1.244 GB, free: 9.613 MB / 0.7605 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006254/1.536, allocations: 79.95 kB / 1.244 GB, free: 9.535 MB / 0.7605 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.06171/1.598, allocations: 26.64 MB / 1.27 GB, free: 14.63 MB / 0.7917 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.614e-05/1.598, allocations: 12 kB / 1.27 GB, free: 14.62 MB / 0.7917 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03488/1.633, allocations: 10.85 MB / 1.28 GB, free: 3.379 MB / 0.7917 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002364/1.635, allocations: 0.7601 MB / 1.281 GB, free: 2.598 MB / 0.7917 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008381/1.636, allocations: 63.94 kB / 1.281 GB, free: 2.535 MB / 0.7917 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00451/1.641, allocations: 0.5187 MB / 1.282 GB, free: 2.016 MB / 0.7917 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00112/1.642, allocations: 251 kB / 1.282 GB, free: 1.77 MB / 0.7917 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004647/1.642, allocations: 104 kB / 1.282 GB, free: 1.668 MB / 0.7917 GB Notification: Performance of sorting global known variables: time 0.00179/1.644, allocations: 0.8718 MB / 1.283 GB, free: 0.7891 MB / 0.7917 GB Notification: Performance of sort global known variables: time 4.452e-06/1.644, allocations: 0 / 1.283 GB, free: 0.7891 MB / 0.7917 GB Notification: Performance of remove unused functions: time 0.008157/1.652, allocations: 1.805 MB / 1.285 GB, free: 14.98 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 (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 0.000752/1.653, allocations: 188.9 kB / 1.285 GB, free: 14.79 MB / 0.8073 GB Notification: Performance of simCode: created initialization part: time 0.0376/1.691, allocations: 12.68 MB / 1.297 GB, free: 2 MB / 0.8073 GB Notification: Performance of simCode: created event and clocks part: time 1.019e-05/1.691, allocations: 8.125 kB / 1.297 GB, free: 1.992 MB / 0.8073 GB Notification: Performance of simCode: created simulation system equations: time 0.01481/1.705, allocations: 4.643 MB / 1.302 GB, free: 13.31 MB / 0.823 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002085/1.708, allocations: 215.5 kB / 1.302 GB, free: 13.11 MB / 0.823 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0384/1.746, allocations: 11.68 MB / 1.313 GB, free: 1.293 MB / 0.823 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005195/1.751, allocations: 2.716 MB / 1.316 GB, free: 14.54 MB / 0.8386 GB Notification: Performance of simCode: alias equations: time 0.01392/1.765, allocations: 1.641 MB / 1.318 GB, free: 12.89 MB / 0.8386 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001813/1.767, allocations: 167.3 kB / 1.318 GB, free: 12.73 MB / 0.8386 GB Notification: Performance of SimCode: time 2.864e-06/1.767, allocations: 0 / 1.318 GB, free: 12.73 MB / 0.8386 GB Notification: Performance of Templates: time 0.2338/2.001, allocations: 75.83 MB / 1.392 GB, free: 1.055 MB / 0.9011 GB