this derivation will be built:
  /nix/store/5nhj0r8sacdlr23ihlw74smns31z4as2-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/5nhj0r8sacdlr23ihlw74smns31z4as2-bcachefs-module-7.0.0-31-generic.drv'...