Goal:
    s : t  s' : t  e : false = true  H : lt s' s
  ============================
   (s = s')


DEBUG:Going to execute:
inversion H

Goals:

DEBUG:Going to execute:
do_ccl

Goals:

DEBUG:Going to execute:
try do_atom; repeat (do_intro; try do_atom); (solve
            [ Ltac.split; do_ccl ])

Goals:

DEBUG:Going to execute:
try do_atom; repeat (do_intro; try do_atom); (solve
            [ Ltac.split; do_ccl ])

Goals:

DEBUG:Going to execute:
try do_atom; repeat (do_intro; try do_atom)

Goals:

DEBUG:Going to execute:
try do_atom

Goals:

DEBUG:Going to execute:
repeat (do_intro; try do_atom)

Goals:

DEBUG:Going to execute:
solve [ Ltac.split; do_ccl ]