/usr/ is in libopenhft-compiler-java 2.2.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/maven-repo/
/usr/share/maven-repo/net/
/usr/share/maven-repo/net/openhft/
/usr/share/maven-repo/net/openhft/compiler/
/usr/share/maven-repo/net/openhft/compiler/2.2.0/
/usr/share/maven-repo/net/openhft/compiler/2.2.0/compiler-2.2.0.pom
/usr/share/maven-repo/net/openhft/compiler/debian/
/usr/share/maven-repo/net/openhft/compiler/debian/compiler-debian.pom
/usr/share/doc/
/usr/share/doc/libopenhft-compiler-java/
/usr/share/doc/libopenhft-compiler-java/copyright
/usr/share/doc/libopenhft-compiler-java/changelog.Debian.gz
/usr/share/java/
/usr/share/java/openhft-compiler.jar
/usr/share/maven-repo/net/openhft/compiler/2.2.0/compiler-2.2.0.jar
/usr/share/maven-repo/net/openhft/compiler/debian/compiler-debian.jar
/usr/share/java/openhft-compiler-2.2.0.jar