this derivation will be built:
  /nix/store/8fp91nfxh0ck5xn58bgp2byp1dihg6mf-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/8fp91nfxh0ck5xn58bgp2byp1dihg6mf-bcachefs-module-7.0.0-39-generic.drv'...