Running: ./testmodel.py --libraries=/var/lib/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 (/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 7.0.1 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD") Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.427/2.427, allocations: 251.1 MB / 266.1 MB, free: 11.61 MB / 218.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002424/0.002424, allocations: 181.4 kB / 325.6 MB, free: 2.824 MB / 250.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.559/2.559, allocations: 205.4 MB / 0.5766 GB, free: 21.14 MB / 426.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001174/0.001174, allocations: 90.8 kB / 0.6811 GB, free: 14.04 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0004647/0.0004647, allocations: 12.38 kB / 0.7951 GB, free: 135.8 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2211/0.2216, allocations: 106.3 MB / 0.8989 GB, free: 65.95 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.02125/0.2429, allocations: 14.37 MB / 0.9129 GB, free: 51.52 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.01283/0.2558, allocations: 6.096 MB / 0.9189 GB, free: 45.41 MB / 0.6042 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001745/0.2576, allocations: 39.88 kB / 0.9189 GB, free: 45.37 MB / 0.6042 GB Notification: Performance of NFTyping.typeComponents: time 0.001544/0.2591, allocations: 361.8 kB / 0.9193 GB, free: 45.02 MB / 0.6042 GB Notification: Performance of NFTyping.typeBindings: time 0.003875/0.2631, allocations: 0.7944 MB / 0.9201 GB, free: 44.22 MB / 0.6042 GB Notification: Performance of NFTyping.typeClassSections: time 0.003572/0.2667, allocations: 0.7891 MB / 0.9208 GB, free: 43.43 MB / 0.6042 GB Notification: Performance of NFFlatten.flatten: time 0.004308/0.271, allocations: 2.234 MB / 0.923 GB, free: 41.19 MB / 0.6042 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01129/0.2824, allocations: 5.945 MB / 0.9288 GB, free: 35.18 MB / 0.6042 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002569/0.285, allocations: 1.207 MB / 0.93 GB, free: 33.96 MB / 0.6042 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003569/0.2886, allocations: 1.589 MB / 0.9316 GB, free: 32.37 MB / 0.6042 GB Notification: Performance of NFPackage.collectConstants: time 0.001079/0.2897, allocations: 216 kB / 0.9318 GB, free: 32.16 MB / 0.6042 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002548/0.2923, allocations: 0.636 MB / 0.9324 GB, free: 31.52 MB / 0.6042 GB Notification: Performance of NFScalarize.scalarize: time 0.002707/0.295, allocations: 1.567 MB / 0.9339 GB, free: 29.95 MB / 0.6042 GB Notification: Performance of NFVerifyModel.verify: time 0.001387/0.2965, allocations: 0.6056 MB / 0.9345 GB, free: 29.34 MB / 0.6042 GB Notification: Performance of NFConvertDAE.convert: time 0.007766/0.3043, allocations: 5.486 MB / 0.9399 GB, free: 23.84 MB / 0.6042 GB Notification: Performance of FrontEnd - DAE generated: time 3.596e-06/0.3043, allocations: 0 / 0.9399 GB, free: 23.84 MB / 0.6042 GB Notification: Performance of FrontEnd: time 2.785e-06/0.3043, allocations: 0 / 0.9399 GB, free: 23.84 MB / 0.6042 GB Notification: Performance of Transformations before backend: time 0.0001943/0.3045, allocations: 0 / 0.9399 GB, free: 23.84 MB / 0.6042 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 0.00986/0.3144, allocations: 2.853 MB / 0.9426 GB, free: 20.93 MB / 0.6042 GB Notification: Performance of prepare preOptimizeDAE: time 4.236e-05/0.3145, allocations: 8.031 kB / 0.9426 GB, free: 20.92 MB / 0.6042 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02269/0.3372, allocations: 2.411 MB / 0.945 GB, free: 18.5 MB / 0.6042 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006207/0.3434, allocations: 1.939 MB / 0.9469 GB, free: 16.52 MB / 0.6042 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000285/0.3437, allocations: 230.1 kB / 0.9471 GB, free: 16.29 MB / 0.6042 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001638/0.3454, allocations: 304 kB / 0.9474 GB, free: 15.99 MB / 0.6042 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02191/0.3673, allocations: 6.347 MB / 0.9536 GB, free: 9.531 MB / 0.6042 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001331/0.3675, allocations: 11.84 kB / 0.9536 GB, free: 9.52 MB / 0.6042 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001035/0.3686, allocations: 128 kB / 0.9537 GB, free: 9.395 MB / 0.6042 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007343/0.3693, allocations: 321.3 kB / 0.954 GB, free: 9.078 MB / 0.6042 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02576/0.3951, allocations: 6.543 MB / 0.9604 GB, free: 2.52 MB / 0.6042 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05491/0.4501, allocations: 25.11 MB / 0.985 GB, free: 7.266 MB / 0.6355 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01644/0.4666, allocations: 5.42 MB / 0.9903 GB, free: 1.48 MB / 0.6355 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005617/0.4672, allocations: 143 kB / 0.9904 GB, free: 1.324 MB / 0.6355 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.604e-05/0.4673, allocations: 68.45 kB / 0.9905 GB, free: 1.25 MB / 0.6355 GB Notification: Performance of pre-optimization done (n=230): time 5.41e-06/0.4673, allocations: 0 / 0.9905 GB, free: 1.25 MB / 0.6355 GB Notification: Performance of matching and sorting (n=311): time 0.2354/0.7027, allocations: 32.04 MB / 1.022 GB, free: 1.047 MB / 0.6667 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001603/0.7029, allocations: 239.9 kB / 1.022 GB, free: 0.7617 MB / 0.6667 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002934/0.7058, allocations: 1.225 MB / 1.023 GB, free: 15.52 MB / 0.6823 GB Notification: Performance of collectPreVariables (initialization): time 0.0007637/0.7067, allocations: 81.64 kB / 1.023 GB, free: 15.43 MB / 0.6823 GB Notification: Performance of collectInitialEqns (initialization): time 0.001342/0.708, allocations: 1.231 MB / 1.024 GB, free: 14.18 MB / 0.6823 GB Notification: Performance of collectInitialBindings (initialization): time 0.001947/0.71, allocations: 1.051 MB / 1.025 GB, free: 13.12 MB / 0.6823 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005017/0.7106, allocations: 64 kB / 1.026 GB, free: 13.05 MB / 0.6823 GB Notification: Performance of setup shared object (initialization): time 0.0003601/0.7109, allocations: 440.7 kB / 1.026 GB, free: 12.62 MB / 0.6823 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0118/0.7227, allocations: 2.731 MB / 1.029 GB, free: 9.883 MB / 0.6823 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01279/0.7356, allocations: 3.408 MB / 1.032 GB, free: 6.215 MB / 0.6823 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01296/0.7486, allocations: 3.138 MB / 1.035 GB, free: 3.059 MB / 0.6823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.257e-05/0.7487, allocations: 8 kB / 1.035 GB, free: 3.051 MB / 0.6823 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.0557/0.8044, allocations: 10.95 MB / 1.046 GB, free: 8.039 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 0.003571/0.808, allocations: 7.07 MB / 1.053 GB, free: 420 kB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.25e-05/0.8081, allocations: 16 kB / 1.053 GB, free: 404 kB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6698/1.478, allocations: 6.259 MB / 1.059 GB, free: 137.9 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008272/1.486, allocations: 0.9338 MB / 1.06 GB, free: 137.9 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.08098/1.567, allocations: 27.71 MB / 1.087 GB, free: 129.5 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007173/1.575, allocations: 0.5411 MB / 1.087 GB, free: 129.4 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007406/1.575, allocations: 142.6 kB / 1.087 GB, free: 129.4 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 1.332e-05/1.575, allocations: 6.75 kB / 1.087 GB, free: 129.4 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 0.04116/1.617, allocations: 9.902 MB / 1.097 GB, free: 122.9 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.416e-05/1.617, allocations: 20 kB / 1.097 GB, free: 122.9 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02686/1.644, allocations: 3.982 MB / 1.101 GB, free: 118.9 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009145/1.653, allocations: 1.096 MB / 1.102 GB, free: 117.8 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04536/1.698, allocations: 26.78 MB / 1.128 GB, free: 90.18 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006976/1.705, allocations: 0.5161 MB / 1.129 GB, free: 89.67 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007631/1.706, allocations: 139.9 kB / 1.129 GB, free: 89.53 MB / 0.698 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 0.003604/1.71, allocations: 1.404 MB / 1.13 GB, free: 88.12 MB / 0.698 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008151/1.71, allocations: 197.7 kB / 1.13 GB, free: 87.93 MB / 0.698 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.07215/1.783, allocations: 11.11 MB / 1.141 GB, free: 76.75 MB / 0.698 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.36e-05/1.783, allocations: 32 kB / 1.141 GB, free: 76.71 MB / 0.698 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.996e-05/1.783, allocations: 16 kB / 1.141 GB, free: 76.7 MB / 0.698 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.000105/1.783, allocations: 15.94 kB / 1.141 GB, free: 76.68 MB / 0.698 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.07424/1.857, allocations: 16.41 MB / 1.157 GB, free: 60.09 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.932e-05/1.857, allocations: 8 kB / 1.157 GB, free: 60.09 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.006317/1.864, allocations: 0.7374 MB / 1.158 GB, free: 59.35 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03813/1.902, allocations: 5.898 MB / 1.164 GB, free: 53.44 MB / 0.698 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007323/1.903, allocations: 87.94 kB / 1.164 GB, free: 53.35 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.06894/1.972, allocations: 26.64 MB / 1.19 GB, free: 26.43 MB / 0.698 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.178e-05/1.972, allocations: 12.03 kB / 1.19 GB, free: 26.42 MB / 0.698 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.07284/2.044, allocations: 10.83 MB / 1.201 GB, free: 15.2 MB / 0.698 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003844/2.048, allocations: 0.7705 MB / 1.201 GB, free: 14.41 MB / 0.698 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001153/2.05, allocations: 56 kB / 1.201 GB, free: 14.36 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.01019/2.06, allocations: 0.5187 MB / 1.202 GB, free: 13.84 MB / 0.698 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.002151/2.062, allocations: 262.9 kB / 1.202 GB, free: 13.58 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0007595/2.063, allocations: 99.95 kB / 1.202 GB, free: 13.48 MB / 0.698 GB Notification: Performance of sorting global known variables: time 0.002816/2.066, allocations: 0.8718 MB / 1.203 GB, free: 12.6 MB / 0.698 GB Notification: Performance of sort global known variables: time 7.31e-07/2.066, allocations: 0 / 1.203 GB, free: 12.6 MB / 0.698 GB Notification: Performance of remove unused functions: time 0.01124/2.077, allocations: 1.799 MB / 1.205 GB, free: 10.8 MB / 0.698 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 0.0009727/2.078, allocations: 187.3 kB / 1.205 GB, free: 10.62 MB / 0.698 GB Notification: Performance of simCode: created initialization part: time 0.04957/2.128, allocations: 12.68 MB / 1.217 GB, free: 13.82 MB / 0.7136 GB Notification: Performance of simCode: created event and clocks part: time 1.68e-05/2.128, allocations: 7.938 kB / 1.217 GB, free: 13.81 MB / 0.7136 GB Notification: Performance of simCode: created simulation system equations: time 0.02131/2.149, allocations: 4.643 MB / 1.222 GB, free: 9.137 MB / 0.7136 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002523/2.152, allocations: 224.4 kB / 1.222 GB, free: 8.918 MB / 0.7136 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05535/2.207, allocations: 11.67 MB / 1.233 GB, free: 13.11 MB / 0.7292 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005854/2.213, allocations: 2.712 MB / 1.236 GB, free: 10.36 MB / 0.7292 GB Notification: Performance of simCode: alias equations: time 0.009445/2.222, allocations: 1.641 MB / 1.238 GB, free: 8.719 MB / 0.7292 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001371/2.224, allocations: 167.3 kB / 1.238 GB, free: 8.555 MB / 0.7292 GB Notification: Performance of SimCode: time 1.323e-06/2.224, allocations: 0 / 1.238 GB, free: 8.555 MB / 0.7292 GB Notification: Performance of Templates: time 0.1907/2.415, allocations: 75.84 MB / 1.312 GB, free: 12.86 MB / 0.8073 GB