/usr/share/hol88-2.02.19940316/contrib/CSP/ is in hol88-contrib-source 2.02.19940316-19.
This file is owned by root:root, with mode 0o755.
..
/usr/share/hol88-2.02.19940316/contrib/CSP/Makefile
/usr/share/hol88-2.02.19940316/contrib/CSP/after.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/after_laws.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/boolarith1.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/boolarith2.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/choice.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/csp.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/csp_syntax.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/list_lib1.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/mu.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/order.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/par_laws.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/parallel.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/prefix.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/process.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/process_fix.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/process_ty.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/restrict.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/rules_and_tacs.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/run.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/star.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/stop.ml
/usr/share/hol88-2.02.19940316/contrib/CSP/traces.ml