Upgrade fuzzer. Fixed some latent bugs. Upgrade go to 1.24.

[cmaglie]

This PR:

• upgrades the fuzzer to comply with the new support introduced in go 1.18.
• fix 3 new bugs found by the new fuzzer 😲.
• updates go to version 1.24.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (b4ad6ea) to head (c4f0a84).
Report is 6 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##            master       #22   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           11        11           
  Lines         1096      1100    +4     
=========================================
+ Hits          1096      1100    +4     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.