Running command: "" <> buildModelFMU(Buildings.Utilities.IO.Python36.Examples.KalmanFilter,fileNamePrefix="Buildings_7_0_0_Buildings_Utilities_IO_Python36_Examples_KalmanFilter",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadModel(Buildings): time 4.911/4.911, allocations: 460.4 MB / 472.6 MB, free: 5.395 MB / 378.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.75e-05/3.761e-05, allocations: 4 kB / 0.5682 GB, free: 10.09 MB / 458.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2504/0.2505, allocations: 106.2 MB / 0.6719 GB, free: 15.68 MB / 0.5573 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9145/1.165, allocations: 136.3 MB / 0.805 GB, free: 13 MB / 0.6355 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003107/1.165, allocations: 86.05 kB / 0.8051 GB, free: 13 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 0.0274/1.193, allocations: 6.433 MB / 0.8114 GB, free: 12.29 MB / 0.6355 GB
Notification: Performance of FrontEnd: time 2.154e-06/1.193, allocations: 0 / 0.8114 GB, free: 12.29 MB / 0.6355 GB
Notification: Performance of Transformations before backend: time 2.057e-05/1.193, allocations: 0 / 0.8114 GB, free: 12.29 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: 21
 * Number of variables: 21
Notification: Performance of Generate backend data structure: time 0.00102/1.194, allocations: 0.5079 MB / 0.8119 GB, free: 11.86 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 5.071e-05/1.194, allocations: 7.531 kB / 0.8119 GB, free: 11.86 MB / 0.6355 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 6.666e-05/1.194, allocations: 43.31 kB / 0.8119 GB, free: 11.82 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 6.721e-05/1.194, allocations: 23.39 kB / 0.8119 GB, free: 11.8 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003299/1.195, allocations: 217.9 kB / 0.8121 GB, free: 11.59 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.673e-05/1.195, allocations: 11.69 kB / 0.8122 GB, free: 11.59 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 5.234e-05/1.195, allocations: 10.91 kB / 0.8122 GB, free: 11.59 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003446/1.195, allocations: 143.8 kB / 0.8123 GB, free: 11.54 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.237e-05/1.195, allocations: 0 / 0.8123 GB, free: 11.54 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.789e-05/1.195, allocations: 7.375 kB / 0.8123 GB, free: 11.54 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.747e-06/1.195, allocations: 3.953 kB / 0.8123 GB, free: 11.54 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000202/1.195, allocations: 65.33 kB / 0.8124 GB, free: 11.54 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation) <failed>: time 0.0001457/1.195, allocations: 164.3 kB / 0.8125 GB, free: 11.39 MB / 0.6355 GB
Error: pre-optimization module removeSimpleEquations (simulation) failed.