Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) 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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.313/1.313, allocations: 252 MB / 267.9 MB, free: 10.91 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009326/0.0009325, allocations: 182.2 kB / 327.6 MB, free: 2.133 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.6/1.6, allocations: 205.4 MB / 0.5785 GB, free: 20.19 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0006992/0.0006992, allocations: 86.31 kB / 0.6831 GB, free: 12.82 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0004316/0.0004316, allocations: 12.53 kB / 0.7974 GB, free: 135.2 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2071/0.2075, allocations: 106.3 MB / 0.9013 GB, free: 63.64 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.6448/0.8524, allocations: 192.9 MB / 1.09 GB, free: 52.14 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002501/0.8527, allocations: 121.8 kB / 1.09 GB, free: 52.14 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.2598/1.112, allocations: 124.5 MB / 1.211 GB, free: 10.73 MB / 0.7136 GB Notification: Performance of FrontEnd: time 3.416e-06/1.113, allocations: 0 / 1.211 GB, free: 10.73 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 0.0002749/1.113, allocations: 67.67 kB / 1.211 GB, free: 10.67 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: 874 * Number of variables: 874 Notification: Performance of Generate backend data structure: time 0.01016/1.123, allocations: 2.83 MB / 1.214 GB, free: 7.977 MB / 0.7136 GB Notification: Performance of prepare preOptimizeDAE: time 4.25e-05/1.123, allocations: 8.031 kB / 1.214 GB, free: 7.969 MB / 0.7136 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01199/1.135, allocations: 2.097 MB / 1.216 GB, free: 5.875 MB / 0.7136 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005443/1.141, allocations: 2.043 MB / 1.218 GB, free: 4.113 MB / 0.7136 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002576/1.141, allocations: 233 kB / 1.218 GB, free: 3.895 MB / 0.7136 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001641/1.142, allocations: 302.2 kB / 1.219 GB, free: 3.609 MB / 0.7136 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01819/1.161, allocations: 5.897 MB / 1.224 GB, free: 13.63 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001501/1.161, allocations: 4 kB / 1.224 GB, free: 13.63 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001386/1.162, allocations: 127.1 kB / 1.225 GB, free: 13.51 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005644/1.163, allocations: 285.3 kB / 1.225 GB, free: 13.23 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01599/1.179, allocations: 6.036 MB / 1.231 GB, free: 7.18 MB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03855/1.217, allocations: 24.86 MB / 1.255 GB, free: 12.38 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009092/1.227, allocations: 5.454 MB / 1.26 GB, free: 6.578 MB / 0.7605 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005786/1.232, allocations: 2.801 MB / 1.263 GB, free: 3.77 MB / 0.7605 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003276/1.233, allocations: 150.3 kB / 1.263 GB, free: 3.613 MB / 0.7605 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.525e-05/1.233, allocations: 56.56 kB / 1.263 GB, free: 3.551 MB / 0.7605 GB Notification: Performance of pre-optimization done (n=230): time 6.111e-06/1.233, allocations: 0 / 1.263 GB, free: 3.551 MB / 0.7605 GB Notification: Performance of matching and sorting (n=311): time 0.1256/1.358, allocations: 36.58 MB / 1.299 GB, free: 14.93 MB / 0.8073 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001448/1.359, allocations: 243.8 kB / 1.299 GB, free: 14.64 MB / 0.8073 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002381/1.361, allocations: 1.295 MB / 1.301 GB, free: 13.33 MB / 0.8073 GB Notification: Performance of collectPreVariables (initialization): time 0.0006578/1.362, allocations: 77.7 kB / 1.301 GB, free: 13.25 MB / 0.8073 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009994/1.363, allocations: 1.253 MB / 1.302 GB, free: 11.98 MB / 0.8073 GB Notification: Performance of collectInitialBindings (initialization): time 0.001553/1.364, allocations: 1.042 MB / 1.303 GB, free: 10.95 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005488/1.365, allocations: 64 kB / 1.303 GB, free: 10.89 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 0.000352/1.365, allocations: 444.7 kB / 1.303 GB, free: 10.45 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006209/1.371, allocations: 2.731 MB / 1.306 GB, free: 7.711 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006822/1.378, allocations: 3.434 MB / 1.309 GB, free: 4.012 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01283/1.391, allocations: 6.38 MB / 1.316 GB, free: 13.34 MB / 0.823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.033e-05/1.391, allocations: 4 kB / 1.316 GB, free: 13.34 MB / 0.823 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.02422/1.415, allocations: 9.856 MB / 1.325 GB, free: 3.426 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005016/1.416, allocations: 0.6444 MB / 1.326 GB, free: 2.516 MB / 0.823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.734e-05/1.416, allocations: 24 kB / 1.326 GB, free: 2.492 MB / 0.823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02858/1.445, allocations: 7.762 MB / 1.333 GB, free: 10.71 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003768/1.448, allocations: 0.8267 MB / 1.334 GB, free: 9.887 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03224/1.481, allocations: 17.35 MB / 1.351 GB, free: 8.363 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004418/1.485, allocations: 0.5224 MB / 1.352 GB, free: 7.84 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004953/1.486, allocations: 179.9 kB / 1.352 GB, free: 7.664 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 1.093e-05/1.486, allocations: 4 kB / 1.352 GB, free: 7.66 MB / 0.8542 GB Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.006407/1.492, allocations: 3.212 MB / 1.355 GB, free: 4.426 MB / 0.8542 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated