this derivation will be built:
  /nix/store/m8n8w5dkh0xrn04flpwkigws10i2qhc9-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/m8n8w5dkh0xrn04flpwkigws10i2qhc9-bcachefs-module-7.0.0-38-generic.drv'...