/usr/ is in android-sdk 25.0.0+8.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/android-sdk/
/usr/lib/android-sdk/tools/
/usr/lib/android-sdk/tools/bin/
/usr/lib/android-sdk/tools/proguard/
/usr/lib/android-sdk/tools/proguard/bin/
/usr/lib/android-sdk/tools/proguard/lib/
/usr/share/
/usr/share/doc/
/usr/share/doc/android-sdk/
/usr/share/doc/android-sdk/README.Debian
/usr/share/doc/android-sdk/copyright
/usr/lib/android-sdk/tools/bin/e2fsck
/usr/lib/android-sdk/tools/bin/fsck.ext4
/usr/lib/android-sdk/tools/bin/mkfs.ext4
/usr/lib/android-sdk/tools/bin/resize2fs
/usr/lib/android-sdk/tools/bin/screenshot2
/usr/lib/android-sdk/tools/bin/tune2fs
/usr/lib/android-sdk/tools/proguard/bin/proguard
/usr/lib/android-sdk/tools/proguard/bin/proguardgui
/usr/lib/android-sdk/tools/proguard/lib/proguard.jar
/usr/lib/android-sdk/tools/proguard/lib/proguardgui.jar
/usr/lib/android-sdk/tools/proguard/lib/retrace.jar
/usr/share/doc/android-sdk/changelog.gz