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.UnbalancedStepUp.YD.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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_7_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",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 2.218/2.218, allocations: 251 MB / 265.9 MB, free: 11.68 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002465/0.002465, allocations: 178.9 kB / 325.5 MB, free: 2.895 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.411/2.411, allocations: 205.4 MB / 0.5764 GB, free: 20.86 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001078/0.001077, allocations: 90.36 kB / 0.6809 GB, free: 13.66 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0004914/0.0004915, allocations: 12 kB / 0.7951 GB, free: 135.5 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2202/0.2208, allocations: 106.3 MB / 0.8989 GB, free: 65.43 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.9915/1.212, allocations: 193.6 MB / 1.088 GB, free: 54.58 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.000442/1.213, allocations: 121.6 kB / 1.088 GB, free: 54.58 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.5227/1.736, allocations: 135.5 MB / 1.22 GB, free: 2.02 MB / 0.7136 GB Notification: Performance of FrontEnd: time 2.895e-06/1.736, allocations: 4 kB / 1.22 GB, free: 2.016 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 0.0002313/1.736, allocations: 79.53 kB / 1.22 GB, free: 1.941 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.01474/1.751, allocations: 3.119 MB / 1.223 GB, free: 14.77 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 5.589e-05/1.751, allocations: 8.031 kB / 1.223 GB, free: 14.77 MB / 0.7292 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002979/1.754, allocations: 0.5414 MB / 1.224 GB, free: 14.23 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02333/1.777, allocations: 2.137 MB / 1.226 GB, free: 12.09 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008201/1.785, allocations: 2.192 MB / 1.228 GB, free: 9.863 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004161/1.786, allocations: 265.1 kB / 1.228 GB, free: 9.613 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002103/1.788, allocations: 352 kB / 1.229 GB, free: 9.281 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02776/1.816, allocations: 6.496 MB / 1.235 GB, free: 2.719 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001705/1.816, allocations: 11.92 kB / 1.235 GB, free: 2.707 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001406/1.817, allocations: 147.5 kB / 1.235 GB, free: 2.57 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009493/1.818, allocations: 302.1 kB / 1.236 GB, free: 2.273 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02899/1.847, allocations: 6.408 MB / 1.242 GB, free: 11.85 MB / 0.7448 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06151/1.909, allocations: 26.74 MB / 1.268 GB, free: 15.07 MB / 0.7761 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01643/1.925, allocations: 5.001 MB / 1.273 GB, free: 9.766 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005186/1.926, allocations: 137.6 kB / 1.273 GB, free: 9.625 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.689e-05/1.926, allocations: 68.5 kB / 1.273 GB, free: 9.551 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=208): time 5.961e-06/1.926, allocations: 3.938 kB / 1.273 GB, free: 9.547 MB / 0.7761 GB Notification: Performance of matching and sorting (n=277): time 0.2134/2.139, allocations: 30.36 MB / 1.303 GB, free: 11.08 MB / 0.8073 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001578/2.14, allocations: 239.6 kB / 1.303 GB, free: 10.79 MB / 0.8073 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003394/2.143, allocations: 1.318 MB / 1.304 GB, free: 9.469 MB / 0.8073 GB Notification: Performance of collectPreVariables (initialization): time 0.0008387/2.144, allocations: 69.7 kB / 1.304 GB, free: 9.395 MB / 0.8073 GB Notification: Performance of collectInitialEqns (initialization): time 0.001598/2.146, allocations: 1.504 MB / 1.306 GB, free: 7.879 MB / 0.8073 GB Notification: Performance of collectInitialBindings (initialization): time 0.001822/2.147, allocations: 0.9366 MB / 1.307 GB, free: 6.949 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006603/2.148, allocations: 64 kB / 1.307 GB, free: 6.887 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 0.0003897/2.149, allocations: 444.8 kB / 1.307 GB, free: 6.445 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01164/2.16, allocations: 2.614 MB / 1.31 GB, free: 3.828 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01261/2.173, allocations: 3.508 MB / 1.313 GB, free: 15.93 MB / 0.823 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01266/2.186, allocations: 3.068 MB / 1.316 GB, free: 12.84 MB / 0.823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.715e-05/2.186, allocations: 8 kB / 1.316 GB, free: 12.84 MB / 0.823 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.04292/2.229, allocations: 9.226 MB / 1.325 GB, free: 3.551 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 0.005175/2.234, allocations: 10.62 MB / 1.336 GB, free: 8.086 MB / 0.8386 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001038/2.234, allocations: 28 kB / 1.336 GB, free: 8.059 MB / 0.8386 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0536/2.288, allocations: 7.052 MB / 1.342 GB, free: 0.9922 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007795/2.295, allocations: 0.8813 MB / 1.343 GB, free: 112 kB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04509/2.341, allocations: 15.37 MB / 1.358 GB, free: 0.582 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007725/2.348, allocations: 0.5378 MB / 1.359 GB, free: 44 kB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00116/2.35, allocations: 187.9 kB / 1.359 GB, free: 15.86 MB / 0.8698 GB Notification: Performance of prepare postOptimizeDAE: time 1.673e-05/2.35, allocations: 6.344 kB / 1.359 GB, free: 15.86 MB / 0.8698 GB Warning: The linear system: 1 : line2.i3[1] - transformer.conv3.terminal_p.i[1] = -transformer.conv1.terminal_p.i[1] 2 : line2.i1[1] - transformer.conv1.terminal_p.i[1] = -transformer.conv2.terminal_p.i[1] 3 : line2.i2[1] - transformer.conv2.terminal_p.i[1] = -transformer.conv3.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.conv2.terminal_p.i[1] ; transformer.conv1.terminal_p.i[1] ] = [ -line2.i3[1] ; -line2.i1[1] ; -line2.i2[1] ] might be structurally or numerically singular for variable transformer.conv1.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.conv3.terminal_p.i[2] = -transformer.conv1.terminal_p.i[2] 2 : line2.i1[2] - transformer.conv1.terminal_p.i[2] = -transformer.conv2.terminal_p.i[2] 3 : line2.i2[2] - transformer.conv2.terminal_p.i[2] = -transformer.conv3.terminal_p.i[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ transformer.conv3.terminal_p.i[2] ; transformer.conv2.terminal_p.i[2] ; transformer.conv1.terminal_p.i[2] ] = [ -line2.i3[2] ; -line2.i1[2] ; -line2.i2[2] ] might be structurally or numerically singular for variable transformer.conv1.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.v3_n[2] - line2.v1_n[2] 2 : transformer.conv2.V2[2] = line2.v1_n[2] - line2.v2_n[2] 3 : transformer.conv3.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.v3_n[2] ; line2.v2_n[2] ; line2.v1_n[2] ] = [ -transformer.conv1.V2[2] ; -transformer.conv2.V2[2] ; -transformer.conv3.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.v3_n[1] - line2.v1_n[1] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : transformer.conv3.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.v3_n[1] ; line2.v2_n[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; -transformer.conv2.V2[1] ; -transformer.conv3.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 0.04118/2.391, allocations: 9.372 MB / 1.368 GB, free: 6.254 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000127/2.391, allocations: 28.19 kB / 1.368 GB, free: 6.227 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02478/2.416, allocations: 3.537 MB / 1.372 GB, free: 2.672 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009238/2.425, allocations: 1.045 MB / 1.373 GB, free: 1.625 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7091/3.134, allocations: 24.43 MB / 1.397 GB, free: 243.2 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007445/3.142, allocations: 0.507 MB / 1.397 GB, free: 243.2 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001226/3.143, allocations: 191.4 kB / 1.397 GB, free: 243.2 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 0.005531/3.149, allocations: 1.585 MB / 1.399 GB, free: 243.1 MB / 0.8855 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001078/3.15, allocations: 200 kB / 1.399 GB, free: 243.1 MB / 0.8855 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0425/3.192, allocations: 8.545 MB / 1.407 GB, free: 242.9 MB / 0.8855 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.706e-05/3.192, allocations: 32.92 kB / 1.407 GB, free: 242.9 MB / 0.8855 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.439e-05/3.192, allocations: 14.12 kB / 1.407 GB, free: 242.9 MB / 0.8855 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.744e-05/3.193, allocations: 14.47 kB / 1.407 GB, free: 242.9 MB / 0.8855 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05441/3.247, allocations: 14.4 MB / 1.421 GB, free: 241.6 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.4e-05/3.247, allocations: 7.781 kB / 1.421 GB, free: 241.6 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005839/3.253, allocations: 0.6214 MB / 1.422 GB, free: 241.6 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.05183/3.305, allocations: 6.824 MB / 1.429 GB, free: 241.6 MB / 0.8855 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008426/3.306, allocations: 87.25 kB / 1.429 GB, free: 241.6 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03812/3.344, allocations: 15.03 MB / 1.443 GB, free: 239.7 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.207e-05/3.344, allocations: 9.594 kB / 1.443 GB, free: 239.7 MB / 0.8855 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03613/3.38, allocations: 9.004 MB / 1.452 GB, free: 238.1 MB / 0.8855 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002956/3.383, allocations: 0.759 MB / 1.453 GB, free: 237.9 MB / 0.8855 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001231/3.384, allocations: 59.92 kB / 1.453 GB, free: 237.9 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006937/3.391, allocations: 493.2 kB / 1.454 GB, free: 237.9 MB / 0.8855 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001079/3.392, allocations: 213.4 kB / 1.454 GB, free: 237.9 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004859/3.393, allocations: 129.2 kB / 1.454 GB, free: 237.9 MB / 0.8855 GB Notification: Performance of sorting global known variables: time 0.002248/3.395, allocations: 1.001 MB / 1.455 GB, free: 237.6 MB / 0.8855 GB Notification: Performance of sort global known variables: time 4.1e-07/3.395, allocations: 3.062 kB / 1.455 GB, free: 237.6 MB / 0.8855 GB Notification: Performance of remove unused functions: time 0.009316/3.405, allocations: 1.685 MB / 1.456 GB, free: 237.4 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 {(10,74.0%) 50} * Non-linear torn systems: 1 {10 50} Notification: Performance of Backend phase and start with SimCode phase: time 0.04321/3.448, allocations: 12.68 MB / 1.469 GB, free: 231.2 MB / 0.8855 GB Notification: Performance of simCode: created initialization part: time 0.04443/3.492, allocations: 11.58 MB / 1.48 GB, free: 227.5 MB / 0.8855 GB Notification: Performance of simCode: created event and clocks part: time 1.585e-05/3.492, allocations: 3.469 kB / 1.48 GB, free: 227.5 MB / 0.8855 GB Notification: Performance of simCode: created simulation system equations: time 0.01586/3.508, allocations: 3.857 MB / 1.484 GB, free: 226.4 MB / 0.8855 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002426/3.511, allocations: 214 kB / 1.484 GB, free: 226.3 MB / 0.8855 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1092/3.62, allocations: 47.4 MB / 1.53 GB, free: 190.6 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004148/3.624, allocations: 2.852 MB / 1.533 GB, free: 188.3 MB / 0.8855 GB Notification: Performance of simCode: alias equations: time 0.009136/3.633, allocations: 1.662 MB / 1.535 GB, free: 187.2 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003334/3.637, allocations: 1.227 MB / 1.536 GB, free: 186.1 MB / 0.8855 GB Notification: Performance of SimCode: time 1.493e-06/3.637, allocations: 0 / 1.536 GB, free: 186.1 MB / 0.8855 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1965/3.833, allocations: 87.6 MB / 1.622 GB, free: 106.8 MB / 0.8855 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002581/3.834, allocations: 282.2 kB / 1.622 GB, free: 106.5 MB / 0.8855 GB Notification: Performance of buildModelFMU: Generate platform static: time 4.949/8.783, allocations: 0 / 1.622 GB, free: 106.5 MB / 0.8855 GB