this derivation will be built:
  /nix/store/p0pf7nnp3qw8ifvqsi81h65vgywm67v5-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/p0pf7nnp3qw8ifvqsi81h65vgywm67v5-bcachefs-module-7.0.0-29-generic.drv'...