/usr/share/tcltk/critcl3.1.8/ is in critcl 3.1.9-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/tcltk/critcl3.1.8/Config
/usr/share/tcltk/critcl3.1.8/critcl.tcl
/usr/share/tcltk/critcl3.1.8/critcl_c/
/usr/share/tcltk/critcl3.1.8/critcl_c/cdata.c
/usr/share/tcltk/critcl3.1.8/critcl_c/header.c
/usr/share/tcltk/critcl3.1.8/critcl_c/pkginit.c
/usr/share/tcltk/critcl3.1.8/critcl_c/pkginitend.c
/usr/share/tcltk/critcl3.1.8/critcl_c/pkginittk.c
/usr/share/tcltk/critcl3.1.8/critcl_c/preload.c
/usr/share/tcltk/critcl3.1.8/critcl_c/stubs.c
/usr/share/tcltk/critcl3.1.8/critcl_c/stubs_e.c
/usr/share/tcltk/critcl3.1.8/critcl_c/tcl8.4
/usr/share/tcltk/critcl3.1.8/critcl_c/tcl8.5
/usr/share/tcltk/critcl3.1.8/critcl_c/tcl8.6
/usr/share/tcltk/critcl3.1.8/critcl_c/tclAppInit.c
/usr/share/tcltk/critcl3.1.8/critcl_c/tkstubs.c
/usr/share/tcltk/critcl3.1.8/pkgIndex.tcl