See: ldd /usr/lib64/dovecot/lib20_fts_plugin.so linux-vdso.so.1 (0x00007ffe3095a000) libicui18n.so.54 => /usr/lib64/libicui18n.so.54 (0x00007fa9b70f9000) libicuuc.so.54 => /usr/lib64/libicuuc.so.54 (0x00007fa9b6d44000) libicudata.so.54 => /usr/lib64/libicudata.so.54 (0x00007fa9b5319000) libc.so.6 => /lib64/libc.so.6 (0x00007fa9b4f6d000) libstdc++.so.6 => /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.2/libstdc++.so.6 (0x00007fa9b4c3f000) libm.so.6 => /lib64/libm.so.6 (0x00007fa9b493a000) libgcc_s.so.1 => /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.2/libgcc_s.so.1 (0x00007fa9b4723000) libpthread.so.0 => /lib64/libpthread.so.0 (0x00007fa9b4507000) libdl.so.2 => /lib64/libdl.so.2 (0x00007fa9b4303000) /lib64/ld-linux-x86-64.so.2 (0x00007fa9b77cd000)
Fixed in the tree. Didn't bump. Thanks for the report.