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.UnbalancedStepDown.YD.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.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.255/2.255, allocations: 251.1 MB / 266.1 MB, free: 11.62 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 0.001511/0.00151, allocations: 179.7 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 2.493/2.493, allocations: 205.4 MB / 0.5766 GB, free: 20.74 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 0.001094/0.001094, allocations: 96.45 kB / 0.6811 GB, free: 13.6 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0004745/0.0004745, allocations: 12.03 kB / 0.7951 GB, free: 135.6 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2098/0.2103, allocations: 106.3 MB / 0.8989 GB, free: 65.42 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.9537/1.164, allocations: 193.8 MB / 1.088 GB, free: 64.52 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004374/1.165, allocations: 119.4 kB / 1.088 GB, free: 64.52 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.5496/1.714, allocations: 139 MB / 1.224 GB, free: 6.18 MB / 0.7136 GB Notification: Performance of FrontEnd: time 3.176e-06/1.714, allocations: 0 / 1.224 GB, free: 6.18 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 0.0002279/1.715, allocations: 72 kB / 1.224 GB, free: 6.109 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 0.01496/1.729, allocations: 3.12 MB / 1.227 GB, free: 2.93 MB / 0.7136 GB Notification: Performance of prepare preOptimizeDAE: time 5.537e-05/1.73, allocations: 12.03 kB / 1.227 GB, free: 2.918 MB / 0.7136 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02455/1.754, allocations: 2.235 MB / 1.229 GB, free: 0.6758 MB / 0.7136 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008268/1.762, allocations: 2.189 MB / 1.232 GB, free: 14.43 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004302/1.763, allocations: 267.1 kB / 1.232 GB, free: 14.17 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00229/1.765, allocations: 359.9 kB / 1.232 GB, free: 13.82 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02758/1.793, allocations: 6.535 MB / 1.238 GB, free: 7.188 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001586/1.793, allocations: 4 kB / 1.238 GB, free: 7.184 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001299/1.794, allocations: 151.9 kB / 1.239 GB, free: 7.035 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000922/1.795, allocations: 306.1 kB / 1.239 GB, free: 6.734 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02942/1.825, allocations: 6.439 MB / 1.245 GB, free: 288 kB / 0.7292 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 0.06038/1.885, allocations: 26.79 MB / 1.271 GB, free: 3.293 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01625/1.902, allocations: 4.995 MB / 1.276 GB, free: 14 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005135/1.902, allocations: 127.1 kB / 1.276 GB, free: 13.86 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.886e-05/1.902, allocations: 64.45 kB / 1.276 GB, free: 13.79 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=208): time 5.771e-06/1.902, allocations: 0 / 1.276 GB, free: 13.79 MB / 0.7761 GB Notification: Performance of matching and sorting (n=277): time 0.2049/2.107, allocations: 30.13 MB / 1.306 GB, free: 15.49 MB / 0.8073 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001692/2.107, allocations: 243.5 kB / 1.306 GB, free: 15.2 MB / 0.8073 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003289/2.111, allocations: 1.318 MB / 1.307 GB, free: 13.88 MB / 0.8073 GB Notification: Performance of collectPreVariables (initialization): time 0.0008505/2.111, allocations: 69.7 kB / 1.307 GB, free: 13.8 MB / 0.8073 GB Notification: Performance of collectInitialEqns (initialization): time 0.001632/2.113, allocations: 1.509 MB / 1.309 GB, free: 12.27 MB / 0.8073 GB Notification: Performance of collectInitialBindings (initialization): time 0.001813/2.115, allocations: 0.9318 MB / 1.31 GB, free: 11.33 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000594/2.116, allocations: 64 kB / 1.31 GB, free: 11.27 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 0.0003692/2.116, allocations: 440.8 kB / 1.31 GB, free: 10.83 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01215/2.128, allocations: 2.606 MB / 1.313 GB, free: 8.219 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01303/2.141, allocations: 3.504 MB / 1.316 GB, free: 4.328 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01286/2.154, allocations: 3.056 MB / 1.319 GB, free: 1.25 MB / 0.8073 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.425e-05/2.154, allocations: 12 kB / 1.319 GB, free: 1.238 MB / 0.8073 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.04435/2.199, allocations: 9.161 MB / 1.328 GB, free: 8.016 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 0.005465/2.204, allocations: 10.62 MB / 1.339 GB, free: 12.55 MB / 0.8386 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001021/2.204, allocations: 32 kB / 1.339 GB, free: 12.52 MB / 0.8386 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.04591/2.25, allocations: 6.24 MB / 1.345 GB, free: 6.266 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007971/2.258, allocations: 0.8735 MB / 1.346 GB, free: 5.391 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06561/2.324, allocations: 15.31 MB / 1.361 GB, free: 5.91 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.02233/2.346, allocations: 0.5339 MB / 1.361 GB, free: 5.375 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005406/2.352, allocations: 171.9 kB / 1.361 GB, free: 5.207 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 2.121e-05/2.352, allocations: 4 kB / 1.361 GB, free: 5.203 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.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 0.04509/2.397, allocations: 9.322 MB / 1.37 GB, free: 11.65 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001257/2.397, allocations: 24 kB / 1.37 GB, free: 11.63 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02512/2.422, allocations: 3.514 MB / 1.374 GB, free: 8.098 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009906/2.432, allocations: 1.026 MB / 1.375 GB, free: 7.07 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6668/3.099, allocations: 24.41 MB / 1.399 GB, free: 222.9 MB / 0.8698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007278/3.106, allocations: 0.5113 MB / 1.399 GB, free: 222.9 MB / 0.8698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008165/3.107, allocations: 172.2 kB / 1.399 GB, free: 222.9 MB / 0.8698 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 0.004963/3.112, allocations: 1.577 MB / 1.401 GB, free: 222.7 MB / 0.8698 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009648/3.113, allocations: 202 kB / 1.401 GB, free: 222.7 MB / 0.8698 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0388/3.152, allocations: 8.693 MB / 1.41 GB, free: 222.5 MB / 0.8698 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.709e-05/3.152, allocations: 31.02 kB / 1.41 GB, free: 222.4 MB / 0.8698 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.608e-05/3.152, allocations: 15.66 kB / 1.41 GB, free: 222.4 MB / 0.8698 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.289e-05/3.152, allocations: 14.48 kB / 1.41 GB, free: 222.4 MB / 0.8698 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04954/3.202, allocations: 14.34 MB / 1.424 GB, free: 221.2 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.208e-05/3.202, allocations: 7.375 kB / 1.424 GB, free: 221.2 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005852/3.208, allocations: 0.6252 MB / 1.424 GB, free: 221.2 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0427/3.251, allocations: 6.019 MB / 1.43 GB, free: 221.1 MB / 0.8698 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007833/3.251, allocations: 84.69 kB / 1.43 GB, free: 221.1 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0363/3.288, allocations: 14.95 MB / 1.445 GB, free: 219.3 MB / 0.8698 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.195e-05/3.288, allocations: 14.5 kB / 1.445 GB, free: 219.3 MB / 0.8698 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0359/3.324, allocations: 9.113 MB / 1.454 GB, free: 215.7 MB / 0.8698 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002622/3.326, allocations: 0.7439 MB / 1.454 GB, free: 215.3 MB / 0.8698 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007337/3.327, allocations: 57.8 kB / 1.454 GB, free: 215.2 MB / 0.8698 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00638/3.334, allocations: 499.2 kB / 1.455 GB, free: 215.2 MB / 0.8698 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009185/3.335, allocations: 205.8 kB / 1.455 GB, free: 215.2 MB / 0.8698 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004093/3.335, allocations: 115.7 kB / 1.455 GB, free: 215.1 MB / 0.8698 GB Notification: Performance of sorting global known variables: time 0.002144/3.337, allocations: 0.995 MB / 1.456 GB, free: 214.8 MB / 0.8698 GB Notification: Performance of sort global known variables: time 5.31e-07/3.337, allocations: 0 / 1.456 GB, free: 214.8 MB / 0.8698 GB Notification: Performance of remove unused functions: time 0.008762/3.346, allocations: 1.691 MB / 1.458 GB, free: 214.6 MB / 0.8698 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 0.0009745/3.347, allocations: 204.9 kB / 1.458 GB, free: 214.5 MB / 0.8698 GB Notification: Performance of simCode: created initialization part: time 0.04462/3.392, allocations: 11.48 MB / 1.469 GB, free: 210.8 MB / 0.8698 GB Notification: Performance of simCode: created event and clocks part: time 1.656e-05/3.392, allocations: 0 / 1.469 GB, free: 210.8 MB / 0.8698 GB Notification: Performance of simCode: created simulation system equations: time 0.01634/3.408, allocations: 3.821 MB / 1.473 GB, free: 209.7 MB / 0.8698 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002701/3.411, allocations: 223.3 kB / 1.473 GB, free: 209.6 MB / 0.8698 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.04101/3.452, allocations: 10.76 MB / 1.484 GB, free: 205.2 MB / 0.8698 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005573/3.457, allocations: 2.854 MB / 1.486 GB, free: 204 MB / 0.8698 GB Notification: Performance of simCode: alias equations: time 0.008996/3.466, allocations: 1.662 MB / 1.488 GB, free: 203.9 MB / 0.8698 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001385/3.468, allocations: 168.7 kB / 1.488 GB, free: 203.9 MB / 0.8698 GB Notification: Performance of SimCode: time 1.703e-06/3.468, allocations: 0 / 1.488 GB, free: 203.9 MB / 0.8698 GB Notification: Performance of Templates: time 0.137/3.605, allocations: 61.76 MB / 1.549 GB, free: 158.7 MB / 0.8698 GB