this derivation will be built:
  /nix/store/3r3jjanmidpgriy210xlrfi19qbi6ca0-bcachefs-module-7.0.0-34-generic.drv
these 5 paths will be fetched (85.16 MiB download, 258.24 MiB unpacked):
  /nix/store/xr2ra8l5p6f2xvdc1ycly5kl45l324z6-gcc-15.3.0
  /nix/store/y56bdb32qzs6r82r2k4gvl3mmmyldyf1-gcc-15.3.0-lib
  /nix/store/8p2rwikfkxpnc24kg4lrwmjmr58cnzd9-gcc-15.3.0-libgcc
  /nix/store/zx1w9bhvj1dlwd6qi3pqiak7wf99gyjm-gcc-wrapper-15.3.0
  /nix/store/3j37d83w38gi1b2ij2a7v1q7x22ca85s-stdenv-linux
copying path '/nix/store/8p2rwikfkxpnc24kg4lrwmjmr58cnzd9-gcc-15.3.0-libgcc' from 'https://cache.nixos.org'...
copying path '/nix/store/y56bdb32qzs6r82r2k4gvl3mmmyldyf1-gcc-15.3.0-lib' from 'https://cache.nixos.org'...
copying path '/nix/store/xr2ra8l5p6f2xvdc1ycly5kl45l324z6-gcc-15.3.0' from 'https://cache.nixos.org'...
copying path '/nix/store/zx1w9bhvj1dlwd6qi3pqiak7wf99gyjm-gcc-wrapper-15.3.0' from 'https://cache.nixos.org'...
copying path '/nix/store/3j37d83w38gi1b2ij2a7v1q7x22ca85s-stdenv-linux' from 'https://cache.nixos.org'...
building '/nix/store/3r3jjanmidpgriy210xlrfi19qbi6ca0-bcachefs-module-7.0.0-34-generic.drv'...