Compile Java regression test sources (4/n)

[peterschrammel]

of jbmc/(a.*|b.*) JBMC regression tests

Cf. #8487

• Each commit message has a non-empty body, explaining why the change was made.
• [n/a] Methods or procedures I have added are documented, following the guidelines provided in CODING_STANDARD.md.
• [n/a] The feature or user visible behaviour I have added or modified has been documented in the User Guide in doc/cprover-manual/
• [n/a] Regression or unit tests are included, or existing tests cover the modified code (in this case I have detailed which ones those are in the commit message).
• [n/a] My commit message includes data points confirming performance improvements (if claimed).
• My PR is restricted to a single feature or bugfix.
• [n/a] White-space or formatting changes outside the feature-related changed lines are in commits of their own.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.82%. Comparing base (1e99418) to head (7e4897c).
Report is 48 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #8553   +/-   ##
========================================
  Coverage    78.82%   78.82%           
========================================
  Files         1730     1730           
  Lines       199101   199101           
  Branches     18317    18317           
========================================
  Hits        156939   156939           
  Misses       42162    42162           

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