/usr/share/maven-repo/net/sf/ is in libjpf-java 1.5.1+dfsg-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/net/sf/jpf/
/usr/share/maven-repo/net/sf/jpf/jpf/
/usr/share/maven-repo/net/sf/jpf/jpf-boot/
/usr/share/maven-repo/net/sf/jpf/jpf-boot/1.5/
/usr/share/maven-repo/net/sf/jpf/jpf-boot/1.5/jpf-boot-1.5.jar
/usr/share/maven-repo/net/sf/jpf/jpf-boot/1.5/jpf-boot-1.5.pom
/usr/share/maven-repo/net/sf/jpf/jpf-boot/debian/
/usr/share/maven-repo/net/sf/jpf/jpf-boot/debian/jpf-boot-debian.jar
/usr/share/maven-repo/net/sf/jpf/jpf-boot/debian/jpf-boot-debian.pom
/usr/share/maven-repo/net/sf/jpf/jpf/1.5/
/usr/share/maven-repo/net/sf/jpf/jpf/1.5/jpf-1.5.jar
/usr/share/maven-repo/net/sf/jpf/jpf/1.5/jpf-1.5.pom
/usr/share/maven-repo/net/sf/jpf/jpf/debian/
/usr/share/maven-repo/net/sf/jpf/jpf/debian/jpf-debian.jar
/usr/share/maven-repo/net/sf/jpf/jpf/debian/jpf-debian.pom