Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/./OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.conf.json Using package Buildings with version 6.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo) Using package Modelica with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo) Using package Complex with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo) Using package ModelicaServices with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo): time 0.01504/0.01504, allocations: 110.2 kB / 15.05 MB, free: 5.965 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo): time 0.001885/0.001885, allocations: 179.3 kB / 15.94 MB, free: 5.93 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo): time 2.226/2.226, allocations: 194.6 MB / 211.3 MB, free: 11.04 MB / 170.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo): time 2.147/2.147, allocations: 236.2 MB / 492.6 MB, free: 11.36 MB / 394.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0004698/0.0004699, allocations: 12 kB / 0.587 GB, free: 2.133 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.541/0.5415, allocations: 98.7 MB / 0.6834 GB, free: 16.79 MB / 0.5261 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.2604/0.802, allocations: 185 MB / 0.864 GB, free: 5.168 MB / 0.6823 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003899/0.8024, allocations: 119.9 kB / 0.8641 GB, free: 5.051 MB / 0.6823 GB Notification: Performance of FrontEnd - DAE generated: time 0.8972/1.7, allocations: 123.8 MB / 0.985 GB, free: 165.2 MB / 0.7292 GB Notification: Performance of FrontEnd: time 3.547e-06/1.7, allocations: 3.984 kB / 0.985 GB, free: 165.2 MB / 0.7292 GB Notification: Performance of Transformations before backend: time 0.0001574/1.7, allocations: 72.7 kB / 0.9851 GB, free: 165.2 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: 863 * Number of variables: 863 Notification: Performance of Generate backend data structure: time 0.009302/1.709, allocations: 2.833 MB / 0.9879 GB, free: 163.3 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 3.868e-05/1.709, allocations: 10.84 kB / 0.9879 GB, free: 163.3 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01483/1.724, allocations: 2.081 MB / 0.9899 GB, free: 161.4 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00547/1.73, allocations: 2.001 MB / 0.9919 GB, free: 159.4 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002675/1.73, allocations: 230.1 kB / 0.9921 GB, free: 159.1 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001648/1.732, allocations: 307.9 kB / 0.9924 GB, free: 158.8 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01791/1.75, allocations: 5.832 MB / 0.9981 GB, free: 152.9 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001047/1.75, allocations: 7.938 kB / 0.9981 GB, free: 152.9 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001064/1.751, allocations: 131.9 kB / 0.9982 GB, free: 152.8 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005692/1.751, allocations: 285.2 kB / 0.9985 GB, free: 152.5 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01786/1.769, allocations: 6.016 MB / 1.004 GB, free: 146.4 MB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03801/1.807, allocations: 24.77 MB / 1.029 GB, free: 119.6 MB / 0.7292 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01012/1.817, allocations: 5.466 MB / 1.034 GB, free: 113.8 MB / 0.7292 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003481/1.818, allocations: 139.1 kB / 1.034 GB, free: 113.6 MB / 0.7292 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.819e-05/1.818, allocations: 68.44 kB / 1.034 GB, free: 113.6 MB / 0.7292 GB Notification: Performance of pre-optimization done (n=230): time 6.42e-06/1.818, allocations: 11.94 kB / 1.034 GB, free: 113.6 MB / 0.7292 GB Notification: Performance of matching and sorting (n=311): time 0.1553/1.973, allocations: 36.1 MB / 1.069 GB, free: 77.3 MB / 0.7292 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.427e-05/1.973, allocations: 243.8 kB / 1.07 GB, free: 77.01 MB / 0.7292 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001942/1.975, allocations: 1.126 MB / 1.071 GB, free: 75.87 MB / 0.7292 GB Notification: Performance of collectPreVariables (initialization): time 0.0006535/1.976, allocations: 73.7 kB / 1.071 GB, free: 75.79 MB / 0.7292 GB Notification: Performance of collectInitialEqns (initialization): time 0.00069/1.977, allocations: 1.238 MB / 1.072 GB, free: 74.53 MB / 0.7292 GB Notification: Performance of collectInitialBindings (initialization): time 0.001177/1.978, allocations: 1.047 MB / 1.073 GB, free: 73.47 MB / 0.7292 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00039/1.978, allocations: 68 kB / 1.073 GB, free: 73.4 MB / 0.7292 GB Notification: Performance of setup shared object (initialization): time 0.0002088/1.978, allocations: 440.7 kB / 1.073 GB, free: 72.96 MB / 0.7292 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007054/1.986, allocations: 2.727 MB / 1.076 GB, free: 70.23 MB / 0.7292 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007694/1.993, allocations: 3.426 MB / 1.079 GB, free: 66.54 MB / 0.7292 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.007907/2.001, allocations: 3.134 MB / 1.083 GB, free: 63.39 MB / 0.7292 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.325e-05/2.001, allocations: 4 kB / 1.083 GB, free: 63.39 MB / 0.7292 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.02652/2.028, allocations: 9.503 MB / 1.092 GB, free: 53.83 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 0.001484/2.029, allocations: 7.32 MB / 1.099 GB, free: 45.93 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.782e-05/2.029, allocations: 20 kB / 1.099 GB, free: 45.91 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03421/2.064, allocations: 7.271 MB / 1.106 GB, free: 38.62 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004403/2.068, allocations: 0.8268 MB / 1.107 GB, free: 37.79 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0309/2.099, allocations: 17.41 MB / 1.124 GB, free: 20.2 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004398/2.103, allocations: 0.5068 MB / 1.124 GB, free: 19.69 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005762/2.104, allocations: 183.9 kB / 1.125 GB, free: 19.51 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 1.064e-05/2.104, allocations: 0 / 1.125 GB, free: 19.51 MB / 0.7292 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 0.025/2.129, allocations: 9.594 MB / 1.134 GB, free: 9.711 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.212e-05/2.129, allocations: 20.06 kB / 1.134 GB, free: 9.691 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01486/2.144, allocations: 3.652 MB / 1.138 GB, free: 6.02 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005325/2.149, allocations: 1.022 MB / 1.139 GB, free: 4.996 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03736/2.187, allocations: 26.14 MB / 1.164 GB, free: 9.926 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004678/2.191, allocations: 0.4913 MB / 1.165 GB, free: 9.434 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008443/2.192, allocations: 179.9 kB / 1.165 GB, free: 9.258 MB / 0.7605 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 0.003791/2.196, allocations: 1.409 MB / 1.166 GB, free: 7.836 MB / 0.7605 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008732/2.197, allocations: 197.7 kB / 1.166 GB, free: 7.641 MB / 0.7605 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03005/2.227, allocations: 9.793 MB / 1.176 GB, free: 13.76 MB / 0.7761 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.787e-05/2.227, allocations: 32 kB / 1.176 GB, free: 13.73 MB / 0.7761 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.465e-05/2.227, allocations: 16 kB / 1.176 GB, free: 13.71 MB / 0.7761 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.522e-05/2.227, allocations: 19.94 kB / 1.176 GB, free: 13.69 MB / 0.7761 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0443/2.272, allocations: 15.15 MB / 1.191 GB, free: 14.29 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.727e-05/2.272, allocations: 8.562 kB / 1.191 GB, free: 14.28 MB / 0.7917 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003737/2.275, allocations: 0.624 MB / 1.191 GB, free: 13.65 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03618/2.312, allocations: 7.048 MB / 1.198 GB, free: 6.59 MB / 0.7917 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006728/2.312, allocations: 95.92 kB / 1.198 GB, free: 6.496 MB / 0.7917 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03581/2.348, allocations: 17.02 MB / 1.215 GB, free: 5.312 MB / 0.8073 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.509e-05/2.348, allocations: 12.03 kB / 1.215 GB, free: 5.301 MB / 0.8073 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.5699/2.918, allocations: 9.522 MB / 1.224 GB, free: 232.3 MB / 0.8073 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002455/2.921, allocations: 0.8097 MB / 1.225 GB, free: 232.2 MB / 0.8073 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006748/2.921, allocations: 63.88 kB / 1.225 GB, free: 232.2 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00433/2.926, allocations: 0.4911 MB / 1.226 GB, free: 232.2 MB / 0.8073 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009275/2.927, allocations: 235.4 kB / 1.226 GB, free: 232.2 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004883/2.927, allocations: 137.8 kB / 1.226 GB, free: 232.2 MB / 0.8073 GB Notification: Performance of sorting global known variables: time 0.001868/2.929, allocations: 0.8975 MB / 1.227 GB, free: 232.1 MB / 0.8073 GB Notification: Performance of sort global known variables: time 8.05e-07/2.929, allocations: 0 / 1.227 GB, free: 232.1 MB / 0.8073 GB Notification: Performance of remove unused functions: time 0.007975/2.937, allocations: 1.635 MB / 1.228 GB, free: 232.1 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 {(10,73.0%) 62} * Non-linear torn systems: 1 {10 62} Notification: Performance of Backend phase and start with SimCode phase: time 0.0007412/2.938, allocations: 216 kB / 1.229 GB, free: 232 MB / 0.8073 GB Notification: Performance of simCode: created initialization part: time 0.03423/2.972, allocations: 12.1 MB / 1.24 GB, free: 231.1 MB / 0.8073 GB Notification: Performance of simCode: created event and clocks part: time 1.119e-05/2.972, allocations: 0.8438 kB / 1.24 GB, free: 231.1 MB / 0.8073 GB Notification: Performance of simCode: created simulation system equations: time 0.01212/2.984, allocations: 4.153 MB / 1.244 GB, free: 230.8 MB / 0.8073 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001975/2.986, allocations: 195.6 kB / 1.245 GB, free: 230.8 MB / 0.8073 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03531/3.022, allocations: 11.69 MB / 1.256 GB, free: 227.8 MB / 0.8073 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004041/3.026, allocations: 2.64 MB / 1.259 GB, free: 227.1 MB / 0.8073 GB Notification: Performance of simCode: alias equations: time 0.007217/3.033, allocations: 1.648 MB / 1.26 GB, free: 227 MB / 0.8073 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001066/3.034, allocations: 161.3 kB / 1.26 GB, free: 227 MB / 0.8073 GB Notification: Performance of SimCode: time 2.407e-06/3.034, allocations: 0 / 1.26 GB, free: 227 MB / 0.8073 GB Notification: Performance of Templates: time 0.1619/3.196, allocations: 66.52 MB / 1.325 GB, free: 190.7 MB / 0.8073 GB