Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.conf.json Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 7.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo) Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,fileNamePrefix="Buildings_7_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.288/2.288, allocations: 251 MB / 265.9 MB, free: 11.69 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001609/0.001609, allocations: 178.5 kB / 325.5 MB, free: 2.902 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.368/2.368, allocations: 205.4 MB / 0.5764 GB, free: 20.84 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001158/0.001158, allocations: 96.86 kB / 0.6809 GB, free: 13.67 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0006791/0.0006791, allocations: 19.75 kB / 0.7951 GB, free: 135.5 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2374/0.2381, allocations: 106.3 MB / 0.8988 GB, free: 65.45 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 1.017/1.255, allocations: 192 MB / 1.086 GB, free: 54.17 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004511/1.255, allocations: 120.9 kB / 1.086 GB, free: 54.17 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.4659/1.721, allocations: 123.8 MB / 1.207 GB, free: 14.68 MB / 0.7136 GB Notification: Performance of FrontEnd: time 2.895e-06/1.721, allocations: 0 / 1.207 GB, free: 14.68 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 0.0002022/1.722, allocations: 64 kB / 1.207 GB, free: 14.62 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: 863 * Number of variables: 863 Notification: Performance of Generate backend data structure: time 0.01372/1.735, allocations: 2.837 MB / 1.21 GB, free: 11.78 MB / 0.7136 GB Notification: Performance of prepare preOptimizeDAE: time 6.113e-05/1.735, allocations: 12.02 kB / 1.21 GB, free: 11.77 MB / 0.7136 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003104/1.739, allocations: 486.6 kB / 1.211 GB, free: 11.29 MB / 0.7136 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02322/1.762, allocations: 2.09 MB / 1.213 GB, free: 9.195 MB / 0.7136 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007567/1.769, allocations: 1.999 MB / 1.215 GB, free: 7.168 MB / 0.7136 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003832/1.77, allocations: 229.1 kB / 1.215 GB, free: 6.953 MB / 0.7136 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002033/1.772, allocations: 299.4 kB / 1.215 GB, free: 6.668 MB / 0.7136 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02533/1.797, allocations: 5.843 MB / 1.221 GB, free: 0.7422 MB / 0.7136 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001388/1.798, allocations: 0 / 1.221 GB, free: 0.7422 MB / 0.7136 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001473/1.799, allocations: 131.4 kB / 1.221 GB, free: 0.625 MB / 0.7136 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009623/1.8, allocations: 293.2 kB / 1.221 GB, free: 344 kB / 0.7136 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02832/1.828, allocations: 6.017 MB / 1.227 GB, free: 10.3 MB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05737/1.886, allocations: 24.77 MB / 1.251 GB, free: 15.6 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01691/1.903, allocations: 5.469 MB / 1.257 GB, free: 9.785 MB / 0.7605 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000558/1.903, allocations: 142.1 kB / 1.257 GB, free: 9.641 MB / 0.7605 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.632e-05/1.903, allocations: 60.56 kB / 1.257 GB, free: 9.574 MB / 0.7605 GB Notification: Performance of pre-optimization done (n=230): time 5.38e-06/1.903, allocations: 0 / 1.257 GB, free: 9.574 MB / 0.7605 GB Notification: Performance of matching and sorting (n=311): time 0.2626/2.166, allocations: 36.1 MB / 1.292 GB, free: 5.383 MB / 0.7917 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001602/2.166, allocations: 243.9 kB / 1.292 GB, free: 5.094 MB / 0.7917 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002784/2.169, allocations: 1.118 MB / 1.293 GB, free: 3.961 MB / 0.7917 GB Notification: Performance of collectPreVariables (initialization): time 0.0009468/2.17, allocations: 77.7 kB / 1.294 GB, free: 3.879 MB / 0.7917 GB Notification: Performance of collectInitialEqns (initialization): time 0.001198/2.171, allocations: 1.242 MB / 1.295 GB, free: 2.625 MB / 0.7917 GB Notification: Performance of collectInitialBindings (initialization): time 0.001978/2.173, allocations: 1.04 MB / 1.296 GB, free: 1.594 MB / 0.7917 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005812/2.174, allocations: 64 kB / 1.296 GB, free: 1.531 MB / 0.7917 GB Notification: Performance of setup shared object (initialization): time 0.0003346/2.174, allocations: 440.7 kB / 1.296 GB, free: 1.094 MB / 0.7917 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01156/2.186, allocations: 2.731 MB / 1.299 GB, free: 14.36 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01285/2.199, allocations: 3.426 MB / 1.302 GB, free: 10.66 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01301/2.212, allocations: 3.137 MB / 1.305 GB, free: 7.508 MB / 0.8073 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.931e-05/2.212, allocations: 4 kB / 1.305 GB, free: 7.504 MB / 0.8073 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.04337/2.255, allocations: 9.513 MB / 1.315 GB, free: 13.94 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 0.003147/2.258, allocations: 7.328 MB / 1.322 GB, free: 6.031 MB / 0.823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.892e-05/2.259, allocations: 20 kB / 1.322 GB, free: 6.012 MB / 0.823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0541/2.313, allocations: 7.272 MB / 1.329 GB, free: 14.73 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007551/2.32, allocations: 0.8268 MB / 1.33 GB, free: 13.9 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04988/2.37, allocations: 17.41 MB / 1.347 GB, free: 12.32 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007469/2.378, allocations: 0.4991 MB / 1.347 GB, free: 11.82 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001112/2.379, allocations: 179.9 kB / 1.347 GB, free: 11.64 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 1.798e-05/2.379, allocations: 4 kB / 1.347 GB, free: 11.64 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 0.04173/2.421, allocations: 9.605 MB / 1.357 GB, free: 1.824 MB / 0.8542 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.817e-05/2.421, allocations: 20 kB / 1.357 GB, free: 1.805 MB / 0.8542 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02499/2.446, allocations: 3.645 MB / 1.36 GB, free: 14.14 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009152/2.455, allocations: 1.022 MB / 1.361 GB, free: 13.11 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04834/2.504, allocations: 26.14 MB / 1.387 GB, free: 2.055 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007138/2.511, allocations: 0.4912 MB / 1.387 GB, free: 1.562 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001087/2.512, allocations: 183.9 kB / 1.387 GB, free: 1.383 MB / 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 0.7074/3.219, allocations: 1.405 MB / 1.389 GB, free: 254.4 MB / 0.8855 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.002034/3.221, allocations: 193.8 kB / 1.389 GB, free: 254.4 MB / 0.8855 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.06405/3.286, allocations: 9.794 MB / 1.399 GB, free: 254.2 MB / 0.8855 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.519e-05/3.286, allocations: 31.28 kB / 1.399 GB, free: 254.2 MB / 0.8855 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.373e-05/3.286, allocations: 16.19 kB / 1.399 GB, free: 254.2 MB / 0.8855 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.785e-05/3.286, allocations: 19.66 kB / 1.399 GB, free: 254.2 MB / 0.8855 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05824/3.344, allocations: 15.14 MB / 1.413 GB, free: 252.9 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.265e-05/3.344, allocations: 7.688 kB / 1.413 GB, free: 252.9 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005859/3.35, allocations: 0.6302 MB / 1.414 GB, free: 252.9 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0509/3.401, allocations: 7.044 MB / 1.421 GB, free: 252.8 MB / 0.8855 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0009682/3.402, allocations: 96.02 kB / 1.421 GB, free: 252.8 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04293/3.445, allocations: 17.02 MB / 1.438 GB, free: 251 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.446e-05/3.445, allocations: 15.16 kB / 1.438 GB, free: 251 MB / 0.8855 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03708/3.482, allocations: 9.528 MB / 1.447 GB, free: 249.5 MB / 0.8855 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003092/3.485, allocations: 0.8056 MB / 1.448 GB, free: 249.3 MB / 0.8855 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009136/3.486, allocations: 62.72 kB / 1.448 GB, free: 249.3 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0069/3.493, allocations: 0.4894 MB / 1.448 GB, free: 249.3 MB / 0.8855 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001315/3.495, allocations: 242.9 kB / 1.449 GB, free: 249.3 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005062/3.495, allocations: 138.8 kB / 1.449 GB, free: 249.3 MB / 0.8855 GB Notification: Performance of sorting global known variables: time 0.002073/3.497, allocations: 0.8996 MB / 1.45 GB, free: 249.2 MB / 0.8855 GB Notification: Performance of sort global known variables: time 3.91e-07/3.497, allocations: 0 / 1.45 GB, free: 249.2 MB / 0.8855 GB Notification: Performance of remove unused functions: time 0.009219/3.506, allocations: 1.638 MB / 1.451 GB, free: 249.2 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 0.04295/3.549, allocations: 13.27 MB / 1.464 GB, free: 242.9 MB / 0.8855 GB Notification: Performance of simCode: created initialization part: time 0.04622/3.596, allocations: 12.1 MB / 1.476 GB, free: 238.9 MB / 0.8855 GB Notification: Performance of simCode: created event and clocks part: time 1.712e-05/3.596, allocations: 3.062 kB / 1.476 GB, free: 238.9 MB / 0.8855 GB Notification: Performance of simCode: created simulation system equations: time 0.01675/3.613, allocations: 4.143 MB / 1.48 GB, free: 237.7 MB / 0.8855 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002256/3.615, allocations: 202.8 kB / 1.48 GB, free: 237.6 MB / 0.8855 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.12/3.735, allocations: 42.66 MB / 1.522 GB, free: 204.4 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003702/3.739, allocations: 2.645 MB / 1.524 GB, free: 202.3 MB / 0.8855 GB Notification: Performance of simCode: alias equations: time 0.008363/3.747, allocations: 1.641 MB / 1.526 GB, free: 201.2 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003011/3.75, allocations: 1.074 MB / 1.527 GB, free: 200.3 MB / 0.8855 GB Notification: Performance of SimCode: time 1.052e-06/3.75, allocations: 0 / 1.527 GB, free: 200.3 MB / 0.8855 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1958/3.946, allocations: 89.68 MB / 1.615 GB, free: 116.7 MB / 0.8855 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002731/3.946, allocations: 271.6 kB / 1.615 GB, free: 116.4 MB / 0.8855 GB Notification: Performance of buildModelFMU: Generate platform static: time 5.074/9.02, allocations: 0 / 1.615 GB, free: 116.4 MB / 0.8855 GB