Silent error when using templatized verbose option

[jcamiel]

When using options verbose with variable within an [Options]section, Hurl sliently fails with a 2 status code (Input File Parsing Error.)

Hurl file:

GET http://localhost:8000/hello
[Options]
verbose: {{verbose}}
HTTP 200

Execution:

$ hurl test.hurl
$ echo $?
2
$