these 4 derivations will be built:
  /nix/store/hwa5vl8imk3816821dyg50ixfqwx7xfs-ruby2.7.6-brakeman-5.4.0.drv
  /nix/store/qj20gfxq49awrl4wd07j73602l00axwn-gemfile-and-lockfile.drv
  /nix/store/bmkgk4748nzii9zw1rpv9192z2zf1m35-brakeman-5.4.0.drv
  /nix/store/6myq27z3272iicsp2r0i8s893d30v8dw-brakeman-5.4.0.drv
this path will be fetched (1.3 MiB download, 1.4 MiB unpacked):
  /nix/store/4pqyd13x7zl4z2gdl9ya09ws7vgkih9k-brakeman-5.4.0.gem