dune rules @runtest is empty in a folder containing a cram test

[Khady]

Expected Behavior

dune rules @runtest in a folder which contains a cram test should show the rules related to that cram test.

Actual Behavior

dune rules @runtest shows nothing

Reproduction

https://github.com/Khady/dune-demo/tree/master/dune-rules-cram

~/Code/github/dune-demo/dune-rules-cram$ cat dune
(cram (deps sub/file.json))
~/Code/github/dune-demo/dune-rules-cram$ cat run.t
  $ pwd

  $ tree -a
~/Code/github/dune-demo/dune-rules-cram$ dune rules @runtest
~/Code/github/dune-demo/dune-rules-cram$ dune build @runtest
File "run.t", line 1, characters 0-0:
------ run.t
++++++ run.t.corrected
File "run.t", line 2, characters 0-1:
 |  $ pwd
+|  $TESTCASE_ROOT
 |
 |  $ tree -a
+|  .
+|  `-- sub
+|      `-- file.json -> ../../../../default/sub/file.json
+|  
+|  2 directories, 1 file

Specifications

• Version of dune (output of dune --version): 3.17
• Version of ocaml (output of ocamlc --version): 5.2
• Operating system (distribution and version): debian