Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OpenModelica/../OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr Buildings_6.0.0_Buildings.Utilities.IO.Python27.Examples.KalmanFilter.conf.json
Using package ModelicaServices with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo)
Using package Complex with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo)
Using package Modelica with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo)
Using package Buildings with version 6.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo)
Running command: translateModel(Buildings.Utilities.IO.Python27.Examples.KalmanFilter,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Utilities.IO.Python27.Examples.KalmanFilter")
Notification: Performance of loadModel(Buildings): time 4.417/4.417, allocations: 433.4 MB / 440.9 MB, free: 10.46 MB / 346.7 MB
Notification: Performance of FrontEnd - loaded program: time 2.05e-05/2.063e-05, allocations: 4 kB / 0.5325 GB, free: 1.934 MB / 442.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5523/0.5524, allocations: 98.7 MB / 0.6289 GB, free: 15.7 MB / 0.5105 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.2002/0.7526, allocations: 127.9 MB / 0.7538 GB, free: 15.62 MB / 0.6355 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002819/0.7529, allocations: 91.88 kB / 0.7539 GB, free: 15.53 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 0.02447/0.7774, allocations: 5.802 MB / 0.7596 GB, free: 9.688 MB / 0.6355 GB
Notification: Performance of FrontEnd: time 4.334e-06/0.7775, allocations: 3.938 kB / 0.7596 GB, free: 9.684 MB / 0.6355 GB
Notification: Performance of Transformations before backend: time 1.916e-05/0.7775, allocations: 11.94 kB / 0.7596 GB, free: 9.672 MB / 0.6355 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 19
 * Number of variables: 19
Notification: Performance of Generate backend data structure: time 0.0009168/0.7784, allocations: 478 kB / 0.76 GB, free: 9.16 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 4.685e-05/0.7785, allocations: 20 kB / 0.7601 GB, free: 9.141 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 6.377e-05/0.7786, allocations: 19.77 kB / 0.7601 GB, free: 9.121 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003387/0.7789, allocations: 224.5 kB / 0.7603 GB, free: 8.863 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.158e-05/0.779, allocations: 8 kB / 0.7603 GB, free: 8.855 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 4.716e-05/0.779, allocations: 8 kB / 0.7603 GB, free: 8.848 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.0001842/0.7792, allocations: 51.98 kB / 0.7604 GB, free: 8.797 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002881/0.7795, allocations: 130.2 kB / 0.7605 GB, free: 8.66 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.326e-05/0.7795, allocations: 3.984 kB / 0.7605 GB, free: 8.656 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.374e-05/0.7796, allocations: 0 / 0.7605 GB, free: 8.656 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.946e-06/0.7796, allocations: 3.938 kB / 0.7605 GB, free: 8.652 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation) <failed>: time 0.0001683/0.7798, allocations: 142.6 kB / 0.7606 GB, free: 8.488 MB / 0.6355 GB
Error: pre-optimization module removeSimpleEquations (simulation) failed.