these 4 derivations will be built:
  /nix/store/vdnlllhdla5h7dldnnxsz2259gg93rkc-rustfmt-1.95.0.drv
  /nix/store/vh3igmlzdplsap8sqpa648baq6ggr1d7-rustc-1.96.1.drv
  /nix/store/9qr3vs2lf6bhxp8397rkasy8yy6ya9q9-rustc-wrapper-1.96.1.drv
  /nix/store/519b524z245m5wzv8ajw3zmfs8xg128g-bcachefs-module-7.1.3-1-cachyos-server.drv
these 4 paths will be fetched (1019.97 MiB download, 1148.55 MiB unpacked):
  /nix/store/5x5mgygx57h5aasxwwpqafafabd1a4p8-llvm-21.1.8
  /nix/store/238i6ljarh959f2dak1a8rsyiz6hnmgw-llvm-21.1.8-dev
  /nix/store/6wq4v4hfgx2875qszshp9x06wmlc5z65-rustc-1.95.0-src.tar.gz
  /nix/store/c63yri1xxl6dwwv86nngicrn52srrhiq-rustc-1.96.1-src.tar.gz
copying path '/nix/store/c63yri1xxl6dwwv86nngicrn52srrhiq-rustc-1.96.1-src.tar.gz' from 'https://cache.nixos.org'...
copying path '/nix/store/5x5mgygx57h5aasxwwpqafafabd1a4p8-llvm-21.1.8' from 'https://cache.nixos.org'...
copying path '/nix/store/6wq4v4hfgx2875qszshp9x06wmlc5z65-rustc-1.95.0-src.tar.gz' from 'https://cache.nixos.org'...
building '/nix/store/519b524z245m5wzv8ajw3zmfs8xg128g-bcachefs-module-7.1.3-1-cachyos-server.drv'...