Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_master_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 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.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD") Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 2.561/2.561, allocations: 287.9 MB / 302.9 MB, free: 8.359 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 0.001409/0.001409, allocations: 187.8 kB / 371.4 MB, free: 10.68 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 2.1/2.1, allocations: 205.4 MB / 0.6301 GB, free: 10.41 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 0.001022/0.001022, allocations: 95.72 kB / 0.7434 GB, free: 6.41 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.00077/0.0007703, allocations: 19.39 kB / 0.8662 GB, free: 141.3 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2079/0.2087, allocations: 115.2 MB / 0.9788 GB, free: 28.16 MB / 0.6198 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.0165/0.2253, allocations: 14.45 MB / 0.9929 GB, free: 13.66 MB / 0.6198 GB Notification: Performance of NFInst.instExpressions: time 0.01012/0.2354, allocations: 6.096 MB / 0.9988 GB, free: 7.547 MB / 0.6198 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001539/0.237, allocations: 39.88 kB / 0.9989 GB, free: 7.508 MB / 0.6198 GB Notification: Performance of NFTyping.typeComponents: time 0.001/0.238, allocations: 369.8 kB / 0.9992 GB, free: 7.145 MB / 0.6198 GB Notification: Performance of NFTyping.typeBindings: time 0.00313/0.2412, allocations: 0.7944 MB / 1 GB, free: 6.348 MB / 0.6198 GB Notification: Performance of NFTyping.typeClassSections: time 0.002798/0.244, allocations: 0.7862 MB / 1.001 GB, free: 5.562 MB / 0.6198 GB Notification: Performance of NFFlatten.flatten: time 0.003336/0.2474, allocations: 2.265 MB / 1.003 GB, free: 3.293 MB / 0.6198 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01452/0.2619, allocations: 5.975 MB / 1.009 GB, free: 13.25 MB / 0.6355 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002968/0.265, allocations: 1.223 MB / 1.01 GB, free: 12.03 MB / 0.6355 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003969/0.269, allocations: 1.585 MB / 1.012 GB, free: 10.44 MB / 0.6355 GB Notification: Performance of NFPackage.collectConstants: time 0.001289/0.2703, allocations: 223.9 kB / 1.012 GB, free: 10.22 MB / 0.6355 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003696/0.2741, allocations: 0.6359 MB / 1.012 GB, free: 9.582 MB / 0.6355 GB Notification: Performance of NFScalarize.scalarize: time 0.004171/0.2783, allocations: 1.571 MB / 1.014 GB, free: 8.008 MB / 0.6355 GB Notification: Performance of NFVerifyModel.verify: time 0.002266/0.2806, allocations: 0.6095 MB / 1.015 GB, free: 7.391 MB / 0.6355 GB Notification: Performance of NFConvertDAE.convert: time 0.01088/0.2915, allocations: 5.521 MB / 1.02 GB, free: 1.855 MB / 0.6355 GB Notification: Performance of FrontEnd - DAE generated: time 4.164e-06/0.2915, allocations: 0 / 1.02 GB, free: 1.855 MB / 0.6355 GB Notification: Performance of FrontEnd: time 5.676e-06/0.2916, allocations: 0 / 1.02 GB, free: 1.855 MB / 0.6355 GB Notification: Performance of Transformations before backend: time 0.0001225/0.2917, allocations: 3.938 kB / 1.02 GB, free: 1.852 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: 874 * Number of variables: 874 Notification: Performance of Generate backend data structure: time 0.007666/0.2994, allocations: 2.876 MB / 1.023 GB, free: 14.91 MB / 0.6511 GB Notification: Performance of prepare preOptimizeDAE: time 4.877e-05/0.2994, allocations: 16.02 kB / 1.023 GB, free: 14.9 MB / 0.6511 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01569/0.3151, allocations: 2.415 MB / 1.025 GB, free: 12.48 MB / 0.6511 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006645/0.3218, allocations: 1.947 MB / 1.027 GB, free: 10.48 MB / 0.6511 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003278/0.3222, allocations: 238.1 kB / 1.027 GB, free: 10.25 MB / 0.6511 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001158/0.3234, allocations: 304 kB / 1.028 GB, free: 9.953 MB / 0.6511 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01822/0.3416, allocations: 6.383 MB / 1.034 GB, free: 3.457 MB / 0.6511 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.328e-05/0.3418, allocations: 7.938 kB / 1.034 GB, free: 3.449 MB / 0.6511 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006857/0.3425, allocations: 131.9 kB / 1.034 GB, free: 3.32 MB / 0.6511 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006367/0.3431, allocations: 321.4 kB / 1.034 GB, free: 3.004 MB / 0.6511 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02071/0.3638, allocations: 6.555 MB / 1.041 GB, free: 12.43 MB / 0.6667 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04548/0.4094, allocations: 25.18 MB / 1.065 GB, free: 1.117 MB / 0.6823 GB Notification: Performance of preOpt comSubExp (simulation): time 0.5927/1.002, allocations: 5.413 MB / 1.07 GB, free: 60.91 MB / 0.6823 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004218/1.003, allocations: 135.9 kB / 1.071 GB, free: 60.81 MB / 0.6823 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.996e-05/1.003, allocations: 64.38 kB / 1.071 GB, free: 60.77 MB / 0.6823 GB Notification: Performance of pre-optimization done (n=230): time 7.073e-06/1.003, allocations: 0 / 1.071 GB, free: 60.77 MB / 0.6823 GB Notification: Performance of matching and sorting (n=311): time 0.1333/1.136, allocations: 32.1 MB / 1.102 GB, free: 55.64 MB / 0.6823 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.712e-05/1.136, allocations: 243.6 kB / 1.102 GB, free: 55.39 MB / 0.6823 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002247/1.138, allocations: 1.265 MB / 1.103 GB, free: 55 MB / 0.6823 GB Notification: Performance of collectPreVariables (initialization): time 0.0005944/1.139, allocations: 76.45 kB / 1.104 GB, free: 54.97 MB / 0.6823 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007935/1.14, allocations: 1.249 MB / 1.105 GB, free: 54.12 MB / 0.6823 GB Notification: Performance of collectInitialBindings (initialization): time 0.001311/1.141, allocations: 1.044 MB / 1.106 GB, free: 53.36 MB / 0.6823 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004242/1.142, allocations: 70.31 kB / 1.106 GB, free: 53.36 MB / 0.6823 GB Notification: Performance of setup shared object (initialization): time 0.0002403/1.142, allocations: 447.2 kB / 1.106 GB, free: 53 MB / 0.6823 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007675/1.15, allocations: 2.731 MB / 1.109 GB, free: 52.39 MB / 0.6823 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.008681/1.158, allocations: 3.412 MB / 1.112 GB, free: 50.16 MB / 0.6823 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.008656/1.167, allocations: 3.135 MB / 1.115 GB, free: 48.51 MB / 0.6823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.777e-05/1.167, allocations: 5.312 kB / 1.115 GB, free: 48.51 MB / 0.6823 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.03605/1.203, allocations: 10.96 MB / 1.126 GB, free: 41.82 MB / 0.6823 GB Notification: Performance of prepare postOptimizeDAE: time 0.001737/1.205, allocations: 7.065 MB / 1.133 GB, free: 34.21 MB / 0.6823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.697e-05/1.205, allocations: 16 kB / 1.133 GB, free: 34.2 MB / 0.6823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03737/1.243, allocations: 6.26 MB / 1.139 GB, free: 27.93 MB / 0.6823 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004762/1.247, allocations: 0.9362 MB / 1.14 GB, free: 27.02 MB / 0.6823 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05386/1.301, allocations: 27.73 MB / 1.167 GB, free: 15.13 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004918/1.306, allocations: 0.5304 MB / 1.168 GB, free: 14.6 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007574/1.307, allocations: 143.9 kB / 1.168 GB, free: 14.46 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 1.599e-05/1.307, allocations: 5.875 kB / 1.168 GB, free: 14.46 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 0.03296/1.34, allocations: 9.906 MB / 1.177 GB, free: 4.508 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.976e-05/1.34, allocations: 19.95 kB / 1.177 GB, free: 4.488 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01985/1.36, allocations: 3.977 MB / 1.181 GB, free: 0.4922 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006241/1.366, allocations: 1.101 MB / 1.182 GB, free: 15.43 MB / 0.7136 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04373/1.41, allocations: 26.78 MB / 1.209 GB, free: 3.844 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00469/1.415, allocations: 0.5226 MB / 1.209 GB, free: 3.32 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007161/1.416, allocations: 136 kB / 1.209 GB, free: 3.188 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 0.003542/1.419, allocations: 1.402 MB / 1.211 GB, free: 1.805 MB / 0.7292 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008332/1.42, allocations: 197.7 kB / 1.211 GB, free: 1.609 MB / 0.7292 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0366/1.457, allocations: 11.12 MB / 1.222 GB, free: 6.504 MB / 0.7448 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.915e-05/1.457, allocations: 36 kB / 1.222 GB, free: 6.469 MB / 0.7448 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.335e-05/1.457, allocations: 16 kB / 1.222 GB, free: 6.453 MB / 0.7448 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.252e-05/1.457, allocations: 15.94 kB / 1.222 GB, free: 6.438 MB / 0.7448 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0493/1.506, allocations: 16.43 MB / 1.238 GB, free: 5.961 MB / 0.7605 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.337e-05/1.506, allocations: 8 kB / 1.238 GB, free: 5.953 MB / 0.7605 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004173/1.51, allocations: 0.734 MB / 1.238 GB, free: 5.219 MB / 0.7605 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03419/1.545, allocations: 5.918 MB / 1.244 GB, free: 15.29 MB / 0.7761 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006476/1.545, allocations: 80.52 kB / 1.244 GB, free: 15.21 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.08109/1.626, allocations: 26.64 MB / 1.27 GB, free: 4.309 MB / 0.7917 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3e-05/1.626, allocations: 12.41 kB / 1.27 GB, free: 4.297 MB / 0.7917 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.05761/1.684, allocations: 10.85 MB / 1.281 GB, free: 9.066 MB / 0.8073 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00235/1.686, allocations: 0.7717 MB / 1.282 GB, free: 8.273 MB / 0.8073 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006145/1.687, allocations: 63.98 kB / 1.282 GB, free: 8.211 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004364/1.691, allocations: 0.5147 MB / 1.282 GB, free: 7.695 MB / 0.8073 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001052/1.693, allocations: 259 kB / 1.282 GB, free: 7.441 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003906/1.693, allocations: 99.95 kB / 1.283 GB, free: 7.344 MB / 0.8073 GB Notification: Performance of sorting global known variables: time 0.001818/1.695, allocations: 0.9084 MB / 1.283 GB, free: 6.43 MB / 0.8073 GB Notification: Performance of sort global known variables: time 8.61e-07/1.695, allocations: 0 / 1.283 GB, free: 6.43 MB / 0.8073 GB Notification: Performance of remove unused functions: time 0.007829/1.703, allocations: 1.812 MB / 1.285 GB, free: 4.617 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 0.000617/1.703, allocations: 196.9 kB / 1.285 GB, free: 4.422 MB / 0.8073 GB Notification: Performance of simCode: created initialization part: time 0.03796/1.741, allocations: 12.67 MB / 1.298 GB, free: 7.641 MB / 0.823 GB Notification: Performance of simCode: created event and clocks part: time 1.123e-05/1.741, allocations: 0 / 1.298 GB, free: 7.641 MB / 0.823 GB Notification: Performance of simCode: created simulation system equations: time 0.01478/1.756, allocations: 4.658 MB / 1.302 GB, free: 2.945 MB / 0.823 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00225/1.758, allocations: 237.9 kB / 1.303 GB, free: 2.715 MB / 0.823 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.06346/1.822, allocations: 11.71 MB / 1.314 GB, free: 6.883 MB / 0.8386 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01056/1.833, allocations: 2.733 MB / 1.317 GB, free: 4.113 MB / 0.8386 GB Notification: Performance of simCode: alias equations: time 0.01804/1.851, allocations: 1.645 MB / 1.318 GB, free: 2.465 MB / 0.8386 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002314/1.853, allocations: 163.3 kB / 1.318 GB, free: 2.305 MB / 0.8386 GB Notification: Performance of SimCode: time 2.596e-06/1.853, allocations: 5.578 kB / 1.318 GB, free: 2.301 MB / 0.8386 GB Notification: Performance of Templates: time 0.1893/2.042, allocations: 76.35 MB / 1.393 GB, free: 6.207 MB / 0.9167 GB