I think that all filenames are wrong. Compare the filelists for wheezy and for sid:
Filelist of package libpcre3 in wheezy of architecture amd64 /lib/x86_64-linux-gnu/libpcre.so.3 /lib/x86_64-linux-gnu/libpcre.so.3.12.1 /usr/lib/x86_64-linux-gnu/libpcreposix.so.3 /usr/lib/x86_64-linux-gnu/libpcreposix.so.3.12.1 /usr/share/doc/libpcre3/AUTHORS /usr/share/doc/libpcre3/NEWS.gz /usr/share/doc/libpcre3/README.Debian /usr/share/doc/libpcre3/README.gz /usr/share/doc/libpcre3/changelog.Debian.gz /usr/share/doc/libpcre3/changelog.gz /usr/share/doc/libpcre3/copyright /usr/share/man/man3/pcrepattern.3.gz Filelist of package libpcre3 in sid of architecture amd64 /lib/x86_64-linux-gnu/libpcre.so.2 /lib/x86_64-linux-gnu/libpcre.so.2.13.1 /usr/lib/x86_64-linux-gnu/libpcreposix.so.0 /usr/lib/x86_64-linux-gnu/libpcreposix.so.0.0.0 /usr/share/doc/libpcre3/AUTHORS /usr/share/doc/libpcre3/NEWS.gz /usr/share/doc/libpcre3/README.Debian /usr/share/doc/libpcre3/README.gz /usr/share/doc/libpcre3/changelog.Debian.gz /usr/share/doc/libpcre3/changelog.gz /usr/share/doc/libpcre3/copyright /usr/share/man/man3/pcrepattern.3.gz -- Enrico Agliotti -- To UNSUBSCRIBE, email to debian-bugs-rc-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org