Fix the old exit status example
@@ -562,20 +562,18 @@ the exit codes follow the `chroot` standard, see below:
**_126_** if the **_contained command_** cannot be invoked
$ docker run busybox /etc; echo $?
- # exec: "/etc": permission denied
- docker: Error response from daemon: Contained command could not be invoked
+ # docker: Error response from daemon: Container command '/etc' could not be invoked.
126
**_127_** if the **_contained command_** cannot be found
$ docker run busybox foo; echo $?
- # exec: "foo": executable file not found in $PATH
- docker: Error response from daemon: Contained command not found or does not exist
+ # docker: Error response from daemon: Container command 'foo' not found or does not exist.
127
**_Exit code_** of **_contained command_** otherwise
- $ docker run busybox /bin/sh -c 'exit 3'
+ $ docker run busybox /bin/sh -c 'exit 3'; echo $?
# 3
## Clean up (--rm)
