Running command: "" <> buildModelFMU(Buildings.Obsolete.Utilities.IO.Python27.Examples.KalmanFilter,fileNamePrefix="Buildings_7_0_0_Buildings_Obsolete_Utilities_IO_Python27_Examples_KalmanFilter",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadModel(Buildings): time 4.189/4.189, allocations: 460.4 MB / 472.6 MB, free: 5.387 MB / 378.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.678e-05/3.69e-05, allocations: 4 kB / 0.5682 GB, free: 10.06 MB / 458.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2389/0.239, allocations: 106.2 MB / 0.6719 GB, free: 15.66 MB / 0.5573 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9433/1.182, allocations: 136.4 MB / 0.8051 GB, free: 12.92 MB / 0.6355 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003234/1.183, allocations: 98.14 kB / 0.8052 GB, free: 12.92 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 0.02595/1.209, allocations: 6.438 MB / 0.8115 GB, free: 12.21 MB / 0.6355 GB
Notification: Performance of FrontEnd: time 1.462e-06/1.209, allocations: 0 / 0.8115 GB, free: 12.21 MB / 0.6355 GB
Notification: Performance of Transformations before backend: time 1.735e-05/1.209, allocations: 3.844 kB / 0.8115 GB, free: 12.21 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 0.0009448/1.21, allocations: 0.4972 MB / 0.812 GB, free: 11.78 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 4.63e-05/1.21, allocations: 11.69 kB / 0.812 GB, free: 11.77 MB / 0.6355 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.982e-05/1.21, allocations: 43.73 kB / 0.8121 GB, free: 11.73 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 5.645e-05/1.21, allocations: 15.5 kB / 0.8121 GB, free: 11.72 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.000267/1.21, allocations: 222.9 kB / 0.8123 GB, free: 11.52 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.406e-05/1.21, allocations: 7.531 kB / 0.8123 GB, free: 11.52 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 4.507e-05/1.21, allocations: 15.41 kB / 0.8123 GB, free: 11.52 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003134/1.211, allocations: 133.7 kB / 0.8124 GB, free: 11.46 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.149e-05/1.211, allocations: 3.938 kB / 0.8124 GB, free: 11.46 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.59e-05/1.211, allocations: 3.875 kB / 0.8125 GB, free: 11.46 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.733e-06/1.211, allocations: 7.875 kB / 0.8125 GB, free: 11.46 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001779/1.211, allocations: 54.41 kB / 0.8125 GB, free: 11.46 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation) <failed>: time 0.0001295/1.211, allocations: 141.4 kB / 0.8126 GB, free: 11.33 MB / 0.6355 GB
Error: pre-optimization module removeSimpleEquations (simulation) failed.