this derivation will be built:
  /nix/store/q26b5afxibngaj88lzq34l9mb94d5xmk-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/q26b5afxibngaj88lzq34l9mb94d5xmk-bcachefs-module-7.0.0-39-generic.drv'...