updated README.md

1 job from restructuring in 3 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
failed #8419
testing-ci
build_job

00:00:03

 
Name Stage Failure
failed
build_job Build

In all cases:
<filename> can be - (stdin)
Multichar options are expanded e.g. -abc becomes -a -b -c.
The -- option suppresses option processing for subsequent arguments.
Note that since filenames and jsonnet programs can begin with -, it is advised to
use -- if the argument is unknown, e.g. jsonnet -- "$FILENAME".
Cleaning up project directory and file based variables
ERROR: Job failed: exit status 1