/usr/ is in cl-containers 20170403-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/common-lisp/
/usr/share/common-lisp/source/
/usr/share/common-lisp/source/cl-containers/
/usr/share/common-lisp/source/cl-containers/cl-containers.asd
/usr/share/common-lisp/source/cl-containers/dev/
/usr/share/common-lisp/source/cl-containers/dev/associative.lisp
/usr/share/common-lisp/source/cl-containers/dev/bags-and-sets.lisp
/usr/share/common-lisp/source/cl-containers/dev/basic-operations.lisp
/usr/share/common-lisp/source/cl-containers/dev/compatibility.lisp
/usr/share/common-lisp/source/cl-containers/dev/conditions.lisp
/usr/share/common-lisp/source/cl-containers/dev/container-api.lisp
/usr/share/common-lisp/source/cl-containers/dev/container-mixins.lisp
/usr/share/common-lisp/source/cl-containers/dev/container-sampling.lisp
/usr/share/common-lisp/source/cl-containers/dev/container-thread-safe.lisp
/usr/share/common-lisp/source/cl-containers/dev/containers-moptilities.lisp
/usr/share/common-lisp/source/cl-containers/dev/containers-readtable.lisp
/usr/share/common-lisp/source/cl-containers/dev/containers.lisp
/usr/share/common-lisp/source/cl-containers/dev/copying.lisp
/usr/share/common-lisp/source/cl-containers/dev/dynamic-class-defs.lisp
/usr/share/common-lisp/source/cl-containers/dev/dynamic-classes.lisp
/usr/share/common-lisp/source/cl-containers/dev/eksl-priority-queue.lisp
/usr/share/common-lisp/source/cl-containers/dev/extra-stuff.lisp
/usr/share/common-lisp/source/cl-containers/dev/file-backed-table-container.lisp
/usr/share/common-lisp/source/cl-containers/dev/file-iterators.lisp
/usr/share/common-lisp/source/cl-containers/dev/flagged-issues.text
/usr/share/common-lisp/source/cl-containers/dev/heaps.lisp
/usr/share/common-lisp/source/cl-containers/dev/historical-notes.lisp
/usr/share/common-lisp/source/cl-containers/dev/immutable-containers.lisp
/usr/share/common-lisp/source/cl-containers/dev/iterator-api.lisp
/usr/share/common-lisp/source/cl-containers/dev/iterators.lisp
/usr/share/common-lisp/source/cl-containers/dev/lists.lisp
/usr/share/common-lisp/source/cl-containers/dev/miscellaneous.lisp
/usr/share/common-lisp/source/cl-containers/dev/more-containers.lisp
/usr/share/common-lisp/source/cl-containers/dev/notes.text
/usr/share/common-lisp/source/cl-containers/dev/package-container.lisp
/usr/share/common-lisp/source/cl-containers/dev/package.lisp
/usr/share/common-lisp/source/cl-containers/dev/quad-tree.lisp
/usr/share/common-lisp/source/cl-containers/dev/queues.lisp
/usr/share/common-lisp/source/cl-containers/dev/r-tree.lisp
/usr/share/common-lisp/source/cl-containers/dev/ring-buffers.lisp
/usr/share/common-lisp/source/cl-containers/dev/stacks.lisp
/usr/share/common-lisp/source/cl-containers/dev/table-container.lisp
/usr/share/common-lisp/source/cl-containers/dev/trees.lisp
/usr/share/common-lisp/source/cl-containers/dev/union-find-container.lisp
/usr/share/common-lisp/source/cl-containers/dev/utilities-integration.lisp
/usr/share/common-lisp/source/cl-containers/dev/vectors.lisp
/usr/share/common-lisp/source/cl-containers/dev/weighted-sampling.lisp
/usr/share/common-lisp/systems/
/usr/share/doc/
/usr/share/doc/cl-containers/
/usr/share/doc/cl-containers/changelog.Debian.gz
/usr/share/doc/cl-containers/copyright
/usr/share/doc/cl-containers/introduction-to-cl-containers.pdf.gz
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/cl-containers
/usr/share/common-lisp/systems/cl-containers.asd