this derivation will be built:
  /nix/store/qc4nw0rd36qr4k9v4fiqm34bx8xk68vn-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/qc4nw0rd36qr4k9v4fiqm34bx8xk68vn-bcachefs-module-7.0.0-38-generic.drv'...