this derivation will be built:
  /nix/store/2ir1fsd6rb8lwskdrnjx1xz4d9w5xjx6-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/2ir1fsd6rb8lwskdrnjx1xz4d9w5xjx6-bcachefs-module-7.0.0-30-generic.drv'...