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.UnbalancedStepDown.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.UnbalancedStepDown.YD,fileNamePrefix="Buildings_7_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_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 2.114/2.114, 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 0.001701/0.001701, allocations: 178.5 kB / 325.5 MB, free: 2.898 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.336/2.336, allocations: 205.4 MB / 0.5764 GB, free: 20.8 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001166/0.001166, allocations: 102.3 kB / 0.6809 GB, free: 13.67 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0006204/0.0006205, allocations: 8.875 kB / 0.7951 GB, free: 135.5 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.233/0.2337, allocations: 106.3 MB / 0.8988 GB, free: 65.45 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.937/1.171, allocations: 193.8 MB / 1.088 GB, free: 54.12 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004285/1.171, allocations: 121.2 kB / 1.088 GB, free: 54.12 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.5901/1.761, allocations: 139 MB / 1.224 GB, free: 14.29 MB / 0.7292 GB Notification: Performance of FrontEnd: time 3.086e-06/1.761, allocations: 0 / 1.224 GB, free: 14.29 MB / 0.7292 GB Notification: Performance of Transformations before backend: time 0.0002214/1.762, allocations: 75.94 kB / 1.224 GB, free: 14.21 MB / 0.7292 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 0.01474/1.776, allocations: 3.127 MB / 1.227 GB, free: 11.04 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 5.947e-05/1.776, allocations: 12.03 kB / 1.227 GB, free: 11.03 MB / 0.7292 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00325/1.78, allocations: 0.542 MB / 1.228 GB, free: 10.49 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.03803/1.818, allocations: 2.231 MB / 1.23 GB, free: 8.254 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01178/1.83, allocations: 2.195 MB / 1.232 GB, free: 6.027 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005276/1.83, allocations: 269.7 kB / 1.232 GB, free: 5.773 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002505/1.833, allocations: 350.9 kB / 1.233 GB, free: 5.441 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02996/1.863, allocations: 6.536 MB / 1.239 GB, free: 14.84 MB / 0.7448 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001686/1.863, allocations: 3.938 kB / 1.239 GB, free: 14.83 MB / 0.7448 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001803/1.865, allocations: 154.9 kB / 1.239 GB, free: 14.69 MB / 0.7448 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009813/1.866, allocations: 306.1 kB / 1.239 GB, free: 14.39 MB / 0.7448 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02957/1.895, allocations: 6.435 MB / 1.246 GB, free: 7.941 MB / 0.7448 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.07089/1.966, allocations: 26.8 MB / 1.272 GB, free: 11.07 MB / 0.7761 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02492/1.991, allocations: 4.99 MB / 1.277 GB, free: 5.781 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006565/1.992, allocations: 138.4 kB / 1.277 GB, free: 5.641 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 9.331e-05/1.992, allocations: 64.45 kB / 1.277 GB, free: 5.57 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=208): time 9.258e-06/1.992, allocations: 4 kB / 1.277 GB, free: 5.566 MB / 0.7761 GB Notification: Performance of matching and sorting (n=277): time 0.283/2.275, allocations: 30.12 MB / 1.306 GB, free: 7.324 MB / 0.8073 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001877/2.275, allocations: 239.6 kB / 1.307 GB, free: 7.039 MB / 0.8073 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0035/2.279, allocations: 1.318 MB / 1.308 GB, free: 5.715 MB / 0.8073 GB Notification: Performance of collectPreVariables (initialization): time 0.0007634/2.28, allocations: 65.7 kB / 1.308 GB, free: 5.645 MB / 0.8073 GB Notification: Performance of collectInitialEqns (initialization): time 0.00176/2.282, allocations: 1.504 MB / 1.309 GB, free: 4.129 MB / 0.8073 GB Notification: Performance of collectInitialBindings (initialization): time 0.002545/2.284, allocations: 0.9424 MB / 1.31 GB, free: 3.195 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007053/2.285, allocations: 68 kB / 1.31 GB, free: 3.129 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 0.0003926/2.285, allocations: 440.8 kB / 1.311 GB, free: 2.691 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0118/2.297, allocations: 2.606 MB / 1.313 GB, free: 84 kB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01317/2.31, allocations: 3.508 MB / 1.317 GB, free: 12.19 MB / 0.823 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01294/2.323, allocations: 3.056 MB / 1.32 GB, free: 9.109 MB / 0.823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.285e-05/2.323, allocations: 8 kB / 1.32 GB, free: 9.102 MB / 0.823 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.04343/2.367, allocations: 9.154 MB / 1.329 GB, free: 15.89 MB / 0.8386 GB Notification: Performance of prepare postOptimizeDAE: time 0.005036/2.372, allocations: 10.62 MB / 1.339 GB, free: 4.422 MB / 0.8386 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001024/2.372, allocations: 24.05 kB / 1.339 GB, free: 4.398 MB / 0.8386 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.04617/2.418, allocations: 6.259 MB / 1.345 GB, free: 14.13 MB / 0.8542 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007898/2.426, allocations: 0.8735 MB / 1.346 GB, free: 13.25 MB / 0.8542 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04486/2.471, allocations: 15.3 MB / 1.361 GB, free: 13.79 MB / 0.8698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007636/2.479, allocations: 0.5377 MB / 1.362 GB, free: 13.25 MB / 0.8698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009337/2.48, allocations: 179.9 kB / 1.362 GB, free: 13.07 MB / 0.8698 GB Notification: Performance of prepare postOptimizeDAE: time 1.6e-05/2.48, allocations: 4 kB / 1.362 GB, free: 13.07 MB / 0.8698 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.conv2.V2[2] = line2.v2_n[2] - line2.v3_n[2] 3 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v3_n[2] ; line2.v2_n[2] ] = [ -transformer.conv1.V2[2] ; -transformer.conv2.V2[2] ; -transformer.conv3.V2[2] ] might be structurally or numerically singular for variable line2.v2_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 0.04165/2.522, allocations: 9.313 MB / 1.371 GB, free: 3.531 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001152/2.522, allocations: 28.5 kB / 1.371 GB, free: 3.504 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02494/2.547, allocations: 3.525 MB / 1.374 GB, free: 15.96 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009373/2.556, allocations: 1.026 MB / 1.375 GB, free: 14.93 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7065/3.263, allocations: 24.4 MB / 1.399 GB, free: 242.6 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007389/3.27, allocations: 0.5072 MB / 1.4 GB, free: 242.6 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009783/3.271, allocations: 174.6 kB / 1.4 GB, free: 242.6 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 0.004708/3.276, allocations: 1.578 MB / 1.401 GB, free: 242.5 MB / 0.8855 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009388/3.277, allocations: 206.5 kB / 1.401 GB, free: 242.5 MB / 0.8855 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04082/3.318, allocations: 8.689 MB / 1.41 GB, free: 242.2 MB / 0.8855 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.191e-05/3.318, allocations: 31.72 kB / 1.41 GB, free: 242.2 MB / 0.8855 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.284e-05/3.318, allocations: 12.56 kB / 1.41 GB, free: 242.2 MB / 0.8855 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.186e-05/3.318, allocations: 16.97 kB / 1.41 GB, free: 242.2 MB / 0.8855 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05307/3.371, allocations: 14.34 MB / 1.424 GB, free: 241 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.895e-05/3.371, allocations: 7.344 kB / 1.424 GB, free: 241 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005848/3.377, allocations: 0.6194 MB / 1.425 GB, free: 241 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.04432/3.421, allocations: 6.019 MB / 1.431 GB, free: 240.9 MB / 0.8855 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008447/3.422, allocations: 80.05 kB / 1.431 GB, free: 240.9 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04269/3.465, allocations: 14.96 MB / 1.445 GB, free: 239.1 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.213e-05/3.465, allocations: 14.38 kB / 1.445 GB, free: 239.1 MB / 0.8855 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03758/3.502, allocations: 9.112 MB / 1.454 GB, free: 236.7 MB / 0.8855 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002797/3.505, allocations: 0.7442 MB / 1.455 GB, free: 236.3 MB / 0.8855 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001043/3.506, allocations: 54.81 kB / 1.455 GB, free: 236.2 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006998/3.513, allocations: 496.6 kB / 1.455 GB, free: 236.2 MB / 0.8855 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001293/3.515, allocations: 208.3 kB / 1.456 GB, free: 236.2 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00078/3.516, allocations: 113.4 kB / 1.456 GB, free: 236.2 MB / 0.8855 GB Notification: Performance of sorting global known variables: time 0.002492/3.518, allocations: 0.996 MB / 1.457 GB, free: 235.8 MB / 0.8855 GB Notification: Performance of sort global known variables: time 7.01e-07/3.518, allocations: 0 / 1.457 GB, free: 235.8 MB / 0.8855 GB Notification: Performance of remove unused functions: time 0.01008/3.528, allocations: 1.692 MB / 1.458 GB, free: 235.6 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 {(10,73.0%) 50} * Non-linear torn systems: 1 {10 50} Notification: Performance of Backend phase and start with SimCode phase: time 0.04506/3.573, allocations: 12.69 MB / 1.471 GB, free: 229.4 MB / 0.8855 GB Notification: Performance of simCode: created initialization part: time 0.0453/3.619, allocations: 11.46 MB / 1.482 GB, free: 225.7 MB / 0.8855 GB Notification: Performance of simCode: created event and clocks part: time 1.676e-05/3.619, allocations: 6.625 kB / 1.482 GB, free: 225.7 MB / 0.8855 GB Notification: Performance of simCode: created simulation system equations: time 0.01648/3.635, allocations: 3.822 MB / 1.486 GB, free: 224.6 MB / 0.8855 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002438/3.638, allocations: 225.8 kB / 1.486 GB, free: 224.5 MB / 0.8855 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1086/3.746, allocations: 47.29 MB / 1.532 GB, free: 188.7 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004588/3.751, allocations: 2.852 MB / 1.535 GB, free: 186.5 MB / 0.8855 GB Notification: Performance of simCode: alias equations: time 0.008718/3.76, allocations: 1.662 MB / 1.536 GB, free: 185.4 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003366/3.763, allocations: 1.227 MB / 1.538 GB, free: 184.3 MB / 0.8855 GB Notification: Performance of SimCode: time 1.212e-06/3.763, allocations: 0 / 1.538 GB, free: 184.3 MB / 0.8855 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.2013/3.965, allocations: 86.84 MB / 1.622 GB, free: 105.3 MB / 0.8855 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002508/3.965, allocations: 281.9 kB / 1.623 GB, free: 104.9 MB / 0.8855 GB Notification: Performance of buildModelFMU: Generate platform static: time 4.823/8.788, allocations: 0 / 1.623 GB, free: 104.9 MB / 0.8855 GB