this derivation will be built:
  /nix/store/fd4ra0r16dzs30vxziv28n8v764kq1wf-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/fd4ra0r16dzs30vxziv28n8v764kq1wf-bcachefs-module-7.0.0-30-generic.drv'...