/usr/share/common-lisp/ is in cl-asdf 2:3.0.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/common-lisp/source/
/usr/share/common-lisp/source/cl-asdf/
/usr/share/common-lisp/source/cl-asdf/action.lisp
/usr/share/common-lisp/source/cl-asdf/asdf.asd
/usr/share/common-lisp/source/cl-asdf/asdf.lisp
/usr/share/common-lisp/source/cl-asdf/backward-interface.lisp
/usr/share/common-lisp/source/cl-asdf/backward-internals.lisp
/usr/share/common-lisp/source/cl-asdf/build/
/usr/share/common-lisp/source/cl-asdf/build.xcvb
/usr/share/common-lisp/source/cl-asdf/build/asdf.lisp
/usr/share/common-lisp/source/cl-asdf/bundle.lisp
/usr/share/common-lisp/source/cl-asdf/cache.lisp
/usr/share/common-lisp/source/cl-asdf/component.lisp
/usr/share/common-lisp/source/cl-asdf/concatenate-source.lisp
/usr/share/common-lisp/source/cl-asdf/contrib/
/usr/share/common-lisp/source/cl-asdf/contrib/debug.lisp
/usr/share/common-lisp/source/cl-asdf/contrib/detect-multiply-used-files.lisp
/usr/share/common-lisp/source/cl-asdf/contrib/wild-modules.lisp
/usr/share/common-lisp/source/cl-asdf/defsystem.lisp
/usr/share/common-lisp/source/cl-asdf/find-component.lisp
/usr/share/common-lisp/source/cl-asdf/find-system.lisp
/usr/share/common-lisp/source/cl-asdf/footer.lisp
/usr/share/common-lisp/source/cl-asdf/header.lisp
/usr/share/common-lisp/source/cl-asdf/interface.lisp
/usr/share/common-lisp/source/cl-asdf/lisp-action.lisp
/usr/share/common-lisp/source/cl-asdf/operate.lisp
/usr/share/common-lisp/source/cl-asdf/operation.lisp
/usr/share/common-lisp/source/cl-asdf/output-translations.lisp
/usr/share/common-lisp/source/cl-asdf/plan.lisp
/usr/share/common-lisp/source/cl-asdf/source-registry.lisp
/usr/share/common-lisp/source/cl-asdf/system.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/
/usr/share/common-lisp/source/cl-asdf/uiop/README
/usr/share/common-lisp/source/cl-asdf/uiop/asdf-driver.asd
/usr/share/common-lisp/source/cl-asdf/uiop/backward-driver.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/common-lisp.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/configuration.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/contrib/
/usr/share/common-lisp/source/cl-asdf/uiop/contrib/debug.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/driver.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/filesystem.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/image.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/lisp-build.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/os.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/package.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/pathname.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/run-program.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/stream.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/uiop.asd
/usr/share/common-lisp/source/cl-asdf/uiop/utility.lisp
/usr/share/common-lisp/source/cl-asdf/uiop/version.lisp-expr
/usr/share/common-lisp/source/cl-asdf/upgrade.lisp
/usr/share/common-lisp/source/cl-asdf/user.lisp
/usr/share/common-lisp/source/cl-asdf/version.lisp-expr