this derivation will be built:
  /nix/store/4fgfkpsbb640hmk32z87d0n2kdlw1za6-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/4fgfkpsbb640hmk32z87d0n2kdlw1za6-bcachefs-module-7.0.0-34-generic.drv'...