this derivation will be built:
  /nix/store/2vsy2b6n44d90j986jl8p7gj50d894lk-format-check.drv
building '/nix/store/2vsy2b6n44d90j986jl8p7gj50d894lk-format-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/2vsy2b6n44d90j986jl8p7gj50d894lk-format-check.drv'
format-check> ERRO formatter | mypy-check[3]: failed to apply with options '[]': exit status 123
format-check> 
format-check> Typechecking updater library...
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 10 source files
format-check> Typechecking update scripts...
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> error: INTERNAL ERROR -- Please try using mypy master on GitHub:
format-check> https://mypy.readthedocs.io/en/stable/common_issues.html#using-a-development-mypy-build
format-check> If this issue continues with mypy master, please report a bug at https://github.com/python/mypy/issues
format-check> version: 1.20.1
format-check> note: please use --show-traceback to print a traceback when reporting a bug
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> error: INTERNAL ERROR -- Please try using mypy master on GitHub:
format-check> https://mypy.readthedocs.io/en/stable/common_issues.html#using-a-development-mypy-build
format-check> If this issue continues with mypy master, please report a bug at https://github.com/python/mypy/issues
format-check> version: 1.20.1
format-check> note: please use --show-traceback to print a traceback when reporting a bug
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> pyproject.toml: note: unused section(s): module = ['elftools.*']
format-check> Success: no issues found in 1 source file
format-check> 
format-check> traversed 499 files
format-check> emitted 397 files for processing
format-check> formatted 326 files (0 changed) in 25.365s
format-check> Error: failed to finalise formatting: formatting failures detected
error: build of '/nix/store/2vsy2b6n44d90j986jl8p7gj50d894lk-format-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one' failed: Cannot build '/nix/store/2vsy2b6n44d90j986jl8p7gj50d894lk-format-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/48wlipybd0yn4s88778qvvi4llx62cj3-format-check
       Last 25 log lines:
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       > Success: no issues found in 1 source file
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       > pyproject.toml: note: unused section(s): module = ['elftools.*']
       > Success: no issues found in 1 source file
       >
       > traversed 499 files
       > emitted 397 files for processing
       > formatted 326 files (0 changed) in 25.365s
       > Error: failed to finalise formatting: formatting failures detected
       For full logs, run:
         nix log /nix/store/2vsy2b6n44d90j986jl8p7gj50d894lk-format-check.drv
error: Cannot build '/nix/store/2vsy2b6n44d90j986jl8p7gj50d894lk-format-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/48wlipybd0yn4s88778qvvi4llx62cj3-format-check