Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_master_Buildings.Fluid.HeatExchangers.DXCoils.AirCooled.Examples.MultiStage.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 9.0.0 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo)
Running command: translateModel(Buildings.Fluid.HeatExchangers.DXCoils.AirCooled.Examples.MultiStage,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_master_Buildings.Fluid.HeatExchangers.DXCoils.AirCooled.Examples.MultiStage")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 4.869/4.869, allocations: 0.5623 GB / 0.5776 GB, free: 3.363 MB / 474.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002439/0.002439, allocations: 357.7 kB / 0.6447 GB, free: 185.6 MB / 474.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 4.081/4.081, allocations: 410.7 MB / 1.113 GB, free: 147.8 MB / 0.5886 GB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001807/0.001806, allocations: 172.4 kB / 1.226 GB, free: 35.98 MB / 0.5886 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004804/0.0004806, allocations: 12.75 kB / 1.349 GB, free: 121.7 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1965/0.197, allocations: 115.3 MB / 1.461 GB, free: 6.586 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.DXCoils.AirCooled.Examples.MultiStage): time 0.9446/1.142, allocations: 184.3 MB / 1.641 GB, free: 11.69 MB / 0.7136 GB
Notification: Performance of NFInst.instExpressions: time 0.03932/1.181, allocations: 19.36 MB / 1.66 GB, free: 12.12 MB / 0.7292 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002386/1.183, allocations: 40.38 kB / 1.66 GB, free: 12.1 MB / 0.7292 GB
Notification: Performance of NFTyping.typeComponents: time 0.004465/1.188, allocations: 1.013 MB / 1.661 GB, free: 11.35 MB / 0.7292 GB
Notification: Performance of NFTyping.typeBindings: time 0.008973/1.197, allocations: 2.137 MB / 1.663 GB, free: 9.484 MB / 0.7292 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01188/1.209, allocations: 2.728 MB / 1.666 GB, free: 6.797 MB / 0.7292 GB
Notification: Performance of NFFlatten.flatten: time 0.01187/1.221, allocations: 6.886 MB / 1.673 GB, free: 15.9 MB / 0.7448 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005106/1.226, allocations: 2.173 MB / 1.675 GB, free: 13.69 MB / 0.7448 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005908/1.232, allocations: 2.257 MB / 1.677 GB, free: 11.43 MB / 0.7448 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005714/1.238, allocations: 2.398 MB / 1.679 GB, free: 9.02 MB / 0.7448 GB
Notification: Performance of NFPackage.collectConstants: time 0.001696/1.239, allocations: 300 kB / 1.68 GB, free: 8.727 MB / 0.7448 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.008763/1.248, allocations: 2.031 MB / 1.682 GB, free: 6.691 MB / 0.7448 GB
Notification: Performance of NFScalarize.scalarize: time 0.003559/1.252, allocations: 1.893 MB / 1.684 GB, free: 4.793 MB / 0.7448 GB
Notification: Performance of NFVerifyModel.verify: time 0.002828/1.255, allocations: 1.237 MB / 1.685 GB, free: 3.547 MB / 0.7448 GB
Notification: Performance of NFConvertDAE.convert: time 0.01974/1.274, allocations: 12.56 MB / 1.697 GB, free: 6.957 MB / 0.7605 GB
Notification: Performance of FrontEnd - DAE generated: time 6.142e-06/1.275, allocations: 0 / 1.697 GB, free: 6.957 MB / 0.7605 GB
Notification: Performance of FrontEnd: time 3.326e-06/1.275, allocations: 0 / 1.697 GB, free: 6.957 MB / 0.7605 GB
Notification: Performance of Transformations before backend: time 0.0002775/1.275, allocations: 0 / 1.697 GB, free: 6.957 MB / 0.7605 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 376
 * Number of variables: 376
Notification: Performance of Generate backend data structure: time 0.0223/1.297, allocations: 6.003 MB / 1.703 GB, free: 0.8398 MB / 0.7605 GB
Notification: Performance of prepare preOptimizeDAE: time 5.68e-05/1.297, allocations: 8.031 kB / 1.703 GB, free: 0.832 MB / 0.7605 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0801/1.377, allocations: 4.031 MB / 1.707 GB, free: 12.79 MB / 0.7761 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.02034/1.398, allocations: 6.084 MB / 1.713 GB, free: 6.625 MB / 0.7761 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001175/1.399, allocations: 443.2 kB / 1.713 GB, free: 6.148 MB / 0.7761 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001189/1.4, allocations: 179.9 kB / 1.713 GB, free: 5.973 MB / 0.7761 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02861/1.429, allocations: 6.632 MB / 1.72 GB, free: 15.3 MB / 0.7917 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.084e-05/1.429, allocations: 0 / 1.72 GB, free: 15.3 MB / 0.7917 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007264/1.43, allocations: 67.98 kB / 1.72 GB, free: 15.23 MB / 0.7917 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001026/1.43, allocations: 58.92 kB / 1.72 GB, free: 15.17 MB / 0.7917 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04484/1.475, allocations: 8.994 MB / 1.729 GB, free: 6.168 MB / 0.7917 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 0.08177/1.556, allocations: 24.22 MB / 1.752 GB, free: 13.71 MB / 0.823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0654/1.622, allocations: 8.878 MB / 1.761 GB, free: 4.82 MB / 0.823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.02071/1.643, allocations: 4.212 MB / 1.765 GB, free: 0.6055 MB / 0.823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001162/1.644, allocations: 0.7732 MB / 1.766 GB, free: 15.67 MB / 0.8386 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02416/1.668, allocations: 5.589 MB / 1.771 GB, free: 10.07 MB / 0.8386 GB
Notification: Performance of pre-optimization done (n=186): time 6.472e-06/1.668, allocations: 0 / 1.771 GB, free: 10.07 MB / 0.8386 GB
Notification: Performance of matching and sorting (n=188): time 0.1596/1.828, allocations: 22.91 MB / 1.794 GB, free: 3.016 MB / 0.8542 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001452/1.828, allocations: 144.8 kB / 1.794 GB, free: 2.848 MB / 0.8542 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03011/1.858, allocations: 9.98 MB / 1.804 GB, free: 8.855 MB / 0.8698 GB
Notification: Performance of collectPreVariables (initialization): time 0.001382/1.86, allocations: 113.7 kB / 1.804 GB, free: 8.738 MB / 0.8698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.005261/1.865, allocations: 2.228 MB / 1.806 GB, free: 6.496 MB / 0.8698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001587/1.866, allocations: 0.5893 MB / 1.807 GB, free: 5.898 MB / 0.8698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005819/1.867, allocations: 44 kB / 1.807 GB, free: 5.855 MB / 0.8698 GB
Notification: Performance of setup shared object (initialization): time 0.0002755/1.867, allocations: 389.9 kB / 1.807 GB, free: 5.469 MB / 0.8698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.02319/1.891, allocations: 5.17 MB / 1.812 GB, free: 300 kB / 0.8698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.02321/1.914, allocations: 5.359 MB / 1.817 GB, free: 10.87 MB / 0.8855 GB
Notification: The given system is mixed-determined.   [index = 1]
Notification: Performance of analyzeInitialSystem (initialization): time 1.468/3.382, allocations: 144.2 MB / 1.958 GB, free: 304 MB / 0.948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.133e-06/3.382, allocations: 0 / 1.958 GB, free: 304 MB / 0.948 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.
Error: No system for the symbolic initialization was generated