trash-put exits with 0 status even upon failure about trash-cli HOT 5 CLOSED

$ df
Filesystem     1K-blocks      Used Available Use% Mounted on
...
/dev/mmcblk0p1  31154688        32  31154656   1% /vol/mmcblk0p1
$ ls -a
./ ../
$ touch foo
$ trash-put foo
trash-put: cannot trash regular empty file `foo'
$ echo $?
0
$ ls -a
./  ../  foo  .Trash-1000/
$ ls -a .Trash-1000
./  ../  info/
$ ls -a .Trash-1000/info
./  ../

$ trash-put nonexistent-file
trash-put: cannot trash non existent `nonexistent-file'
$ echo $?
0

(env)> trash-put non-existent
trash-put: cannot trash non existent `non-existent'
(env)> echo $?               
74