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.BalancedStepUp.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.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.168/2.168, 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 0.00158/0.00158, allocations: 186.5 kB / 325.6 MB, free: 2.812 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 2.397/2.397, allocations: 205.4 MB / 0.5766 GB, free: 20.75 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 0.001102/0.001102, allocations: 100.9 kB / 0.6811 GB, free: 13.59 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0004914/0.0004914, allocations: 11.03 kB / 0.7952 GB, free: 135.6 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2161/0.2166, allocations: 106.3 MB / 0.8989 GB, free: 65.4 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.9831/1.2, allocations: 193 MB / 1.087 GB, free: 54.55 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004491/1.2, allocations: 122.8 kB / 1.088 GB, free: 54.55 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.4982/1.698, allocations: 135 MB / 1.219 GB, free: 2.871 MB / 0.7136 GB Notification: Performance of FrontEnd: time 2.645e-06/1.699, allocations: 0 / 1.219 GB, free: 2.871 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 0.000209/1.699, allocations: 75.91 kB / 1.219 GB, free: 2.801 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01391/1.713, allocations: 3.092 MB / 1.222 GB, free: 15.66 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 5.009e-05/1.713, allocations: 12.03 kB / 1.222 GB, free: 15.65 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02351/1.736, allocations: 2.118 MB / 1.225 GB, free: 13.53 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008137/1.744, allocations: 2.184 MB / 1.227 GB, free: 11.31 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004502/1.745, allocations: 270 kB / 1.227 GB, free: 11.06 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002264/1.747, allocations: 346.8 kB / 1.227 GB, free: 10.73 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03347/1.781, allocations: 6.467 MB / 1.234 GB, free: 4.191 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001697/1.781, allocations: 3.938 kB / 1.234 GB, free: 4.188 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00163/1.783, allocations: 150.5 kB / 1.234 GB, free: 4.051 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009785/1.784, allocations: 302 kB / 1.234 GB, free: 3.754 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02916/1.813, allocations: 6.394 MB / 1.24 GB, free: 13.35 MB / 0.7448 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06113/1.874, allocations: 26.68 MB / 1.266 GB, free: 0.6328 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0162/1.89, allocations: 4.999 MB / 1.271 GB, free: 11.33 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004684/1.891, allocations: 130.5 kB / 1.271 GB, free: 11.2 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.854e-05/1.891, allocations: 72.53 kB / 1.271 GB, free: 11.12 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=208): time 5.651e-06/1.891, allocations: 0 / 1.271 GB, free: 11.12 MB / 0.7761 GB Notification: Performance of matching and sorting (n=277): time 0.219/2.11, allocations: 30.31 MB / 1.301 GB, free: 12.7 MB / 0.8073 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001561/2.11, allocations: 243.5 kB / 1.301 GB, free: 12.41 MB / 0.8073 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003158/2.113, allocations: 1.276 MB / 1.302 GB, free: 11.12 MB / 0.8073 GB Notification: Performance of collectPreVariables (initialization): time 0.0008302/2.114, allocations: 73.7 kB / 1.303 GB, free: 11.05 MB / 0.8073 GB Notification: Performance of collectInitialEqns (initialization): time 0.001417/2.116, allocations: 1.481 MB / 1.304 GB, free: 9.551 MB / 0.8073 GB Notification: Performance of collectInitialBindings (initialization): time 0.001738/2.117, allocations: 0.9385 MB / 1.305 GB, free: 8.621 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006702/2.118, allocations: 64 kB / 1.305 GB, free: 8.559 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 0.0003563/2.118, allocations: 444.8 kB / 1.305 GB, free: 8.117 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01129/2.13, allocations: 2.617 MB / 1.308 GB, free: 5.496 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01288/2.143, allocations: 3.508 MB / 1.311 GB, free: 1.602 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01245/2.155, allocations: 3.076 MB / 1.314 GB, free: 14.5 MB / 0.823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.601e-05/2.155, allocations: 8 kB / 1.314 GB, free: 14.5 MB / 0.823 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.04192/2.197, allocations: 9.216 MB / 1.323 GB, free: 5.223 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 0.004887/2.202, allocations: 10.62 MB / 1.334 GB, free: 9.762 MB / 0.8386 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001025/2.202, allocations: 31.98 kB / 1.334 GB, free: 9.73 MB / 0.8386 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.05309/2.255, allocations: 7.052 MB / 1.341 GB, free: 2.664 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007768/2.263, allocations: 0.8735 MB / 1.342 GB, free: 1.789 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04322/2.307, allocations: 15.36 MB / 1.357 GB, free: 2.262 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007747/2.314, allocations: 0.5383 MB / 1.357 GB, free: 1.723 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001131/2.315, allocations: 195.9 kB / 1.357 GB, free: 1.531 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 1.643e-05/2.316, allocations: 8 kB / 1.357 GB, free: 1.523 MB / 0.8542 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 0.04086/2.356, allocations: 9.37 MB / 1.366 GB, free: 7.934 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001191/2.357, allocations: 32.5 kB / 1.366 GB, free: 7.902 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02439/2.381, allocations: 3.537 MB / 1.37 GB, free: 4.344 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009019/2.39, allocations: 1.041 MB / 1.371 GB, free: 3.301 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.8238/3.214, allocations: 24.42 MB / 1.395 GB, free: 241.2 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007257/3.221, allocations: 0.5055 MB / 1.395 GB, free: 241.2 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001132/3.222, allocations: 190 kB / 1.395 GB, free: 241.2 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 0.004639/3.227, allocations: 1.58 MB / 1.397 GB, free: 241 MB / 0.8855 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009007/3.228, allocations: 196.9 kB / 1.397 GB, free: 241 MB / 0.8855 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.04123/3.269, allocations: 8.541 MB / 1.405 GB, free: 240.8 MB / 0.8855 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.222e-05/3.269, allocations: 35.52 kB / 1.406 GB, free: 240.8 MB / 0.8855 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.507e-05/3.269, allocations: 13.41 kB / 1.406 GB, free: 240.8 MB / 0.8855 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.242e-05/3.27, allocations: 14.92 kB / 1.406 GB, free: 240.8 MB / 0.8855 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05265/3.322, allocations: 14.39 MB / 1.42 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.076e-05/3.322, allocations: 7.344 kB / 1.42 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005898/3.328, allocations: 0.6246 MB / 1.42 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.04976/3.378, allocations: 6.82 MB / 1.427 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008441/3.379, allocations: 95.69 kB / 1.427 GB, free: 239.5 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03769/3.417, allocations: 15.03 MB / 1.442 GB, free: 237.6 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.093e-05/3.417, allocations: 10.97 kB / 1.442 GB, free: 237.6 MB / 0.8855 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03566/3.452, allocations: 8.986 MB / 1.45 GB, free: 236.2 MB / 0.8855 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002664/3.455, allocations: 0.758 MB / 1.451 GB, free: 236 MB / 0.8855 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000849/3.456, allocations: 56.7 kB / 1.451 GB, free: 236 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006589/3.463, allocations: 491.8 kB / 1.452 GB, free: 236 MB / 0.8855 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001463/3.464, allocations: 211.8 kB / 1.452 GB, free: 236 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0008893/3.465, allocations: 133.9 kB / 1.452 GB, free: 236 MB / 0.8855 GB Notification: Performance of sorting global known variables: time 0.00304/3.468, allocations: 0.9664 MB / 1.453 GB, free: 235.9 MB / 0.8855 GB Notification: Performance of sort global known variables: time 8.42e-07/3.468, allocations: 3.031 kB / 1.453 GB, free: 235.9 MB / 0.8855 GB Notification: Performance of remove unused functions: time 0.01372/3.482, allocations: 1.677 MB / 1.455 GB, free: 235.9 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 0.001383/3.483, allocations: 204.8 kB / 1.455 GB, free: 235.8 MB / 0.8855 GB Notification: Performance of simCode: created initialization part: time 0.06056/3.544, allocations: 11.58 MB / 1.466 GB, free: 232.8 MB / 0.8855 GB Notification: Performance of simCode: created event and clocks part: time 1.551e-05/3.544, allocations: 3.625 kB / 1.466 GB, free: 232.8 MB / 0.8855 GB Notification: Performance of simCode: created simulation system equations: time 0.01656/3.561, allocations: 3.863 MB / 1.47 GB, free: 231.7 MB / 0.8855 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002521/3.563, allocations: 207.4 kB / 1.47 GB, free: 231.6 MB / 0.8855 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0415/3.605, allocations: 10.73 MB / 1.481 GB, free: 227.2 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.006127/3.611, allocations: 2.833 MB / 1.483 GB, free: 226.1 MB / 0.8855 GB Notification: Performance of simCode: alias equations: time 0.008937/3.62, allocations: 1.664 MB / 1.485 GB, free: 226 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001181/3.621, allocations: 172.1 kB / 1.485 GB, free: 226 MB / 0.8855 GB Notification: Performance of SimCode: time 1.022e-06/3.621, allocations: 0 / 1.485 GB, free: 226 MB / 0.8855 GB Notification: Performance of Templates: time 0.162/3.783, allocations: 62.01 MB / 1.546 GB, free: 184.7 MB / 0.8855 GB