In the main branch, pyperformance fails to build due to something regarding the freeze module:

2021-09-17 00:03:46,170: /home/pablogsal/cpython_cron/Programs/_freeze_module importlib._bootstrap /home/pablogsal/cpython_cron/Lib/importlib/_bootstrap.py /home/pablogsal/cpython_cron/Python/frozen_modules/importlib__bootstrap.h
2021-09-17 00:03:46,170: make[3]: /home/pablogsal/cpython_cron/Programs/_freeze_module: Command not found
2021-09-17 00:03:46,170: Makefile:766: recipe for target 'Python/frozen_modules/importlib__bootstrap.h' failed
2021-09-17 00:03:46,171: make[3]: *** [Python/frozen_modules/importlib__bootstrap.h] Error 127
2021-09-17 00:03:46,171: make[3]: Leaving directory '/home/pablogsal/bench_tmpdir_cron/build'
2021-09-17 00:03:46,171: Makefile:535: recipe for target 'build_all_generate_profile' failed
2021-09-17 00:03:46,172: make[2]: *** [build_all_generate_profile] Error 2
2021-09-17 00:03:46,172: make[2]: Leaving directory '/home/pablogsal/bench_tmpdir_cron/build'
2021-09-17 00:03:46,172: Makefile:509: recipe for target 'profile-gen-stamp' failed
2021-09-17 00:03:46,172: make[1]: *** [profile-gen-stamp] Error 2
2021-09-17 00:03:46,172: make[1]: Leaving directory '/home/pablogsal/bench_tmpdir_cron/build'
2021-09-17 00:03:46,172: Makefile:520: recipe for target 'profile-run-stamp' failed
2021-09-17 00:03:46,172: make: *** [profile-run-stamp] Error 2
2021-09-17 00:03:46,173: Command make profile-opt failed with exit code 2
2021-09-17 00:03:46,188: Command /home/pablogsal/venv_cron/bin/python -m pyperformance compile /home/pablogsal/simple.conf fdc6b3d9316501d2f0068a1bf4334debc1949e62 master failed with exit code 11
2021-09-17 00:03:46,188: Benchmark exit code: 11
2021-09-17 00:03:46,188: FAILED: master-fdc6b3d9316501d2f0068a1bf4334debc1949e62

The performance server has been failing from some time due to this problem :(