this derivation will be built:
  /nix/store/2sip434z1qzzvi6aqb4jd52zdim75w8y-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/2sip434z1qzzvi6aqb4jd52zdim75w8y-bcachefs-module-7.0.0-29-generic.drv'...