Running command: "" <> buildModelFMU(Buildings.Utilities.IO.Python27.Examples.KalmanFilter,fileNamePrefix="Buildings_6_0_0_Buildings_Utilities_IO_Python27_Examples_KalmanFilter",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadModel(Buildings): time 4.483/4.483, allocations: 432.7 MB / 444.9 MB, free: 15.71 MB / 362.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.309e-05/3.318e-05, allocations: 3.344 kB / 0.5338 GB, free: 12.2 MB / 442.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2424/0.2424, allocations: 98.72 MB / 0.6302 GB, free: 6.145 MB / 0.5105 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.2963/0.5389, allocations: 128.6 MB / 0.7558 GB, free: 5.398 MB / 0.6355 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003353/0.5392, allocations: 83.94 kB / 0.7558 GB, free: 5.316 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 0.02789/0.5672, allocations: 5.862 MB / 0.7616 GB, free: 15.41 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.144e-06/0.5672, allocations: 0 / 0.7616 GB, free: 15.41 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 2.581e-05/0.5672, allocations: 8 kB / 0.7616 GB, free: 15.4 MB / 0.6511 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 0.001119/0.5684, allocations: 0.494 MB / 0.7621 GB, free: 14.86 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.143e-05/0.5684, allocations: 8.031 kB / 0.7621 GB, free: 14.86 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 7.565e-05/0.5685, allocations: 42.55 kB / 0.7621 GB, free: 14.8 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 7.452e-05/0.5686, allocations: 19.77 kB / 0.7621 GB, free: 14.79 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003539/0.569, allocations: 214.8 kB / 0.7623 GB, free: 14.54 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.583e-05/0.569, allocations: 16 kB / 0.7623 GB, free: 14.52 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 7.61e-05/0.5691, allocations: 15.94 kB / 0.7624 GB, free: 14.5 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003841/0.5695, allocations: 131.3 kB / 0.7625 GB, free: 14.36 MB / 0.6511 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.188e-05/0.5696, allocations: 0 / 0.7625 GB, free: 14.36 MB / 0.6511 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.504e-05/0.5696, allocations: 4 kB / 0.7625 GB, free: 14.36 MB / 0.6511 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.528e-06/0.5696, allocations: 3.984 kB / 0.7625 GB, free: 14.36 MB / 0.6511 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002177/0.5698, allocations: 59.98 kB / 0.7625 GB, free: 14.3 MB / 0.6511 GB
Notification: Performance of preOpt removeSimpleEquations (simulation) <failed>: time 0.0001909/0.57, allocations: 150.6 kB / 0.7627 GB, free: 14.12 MB / 0.6511 GB
Error: pre-optimization module removeSimpleEquations (simulation) failed.