[DRE-maint] Bug#950962: FTBFS: "JSON blows up on circular references" test fails

[Antonio Terceiro]

Source: ruby-sentry-raven
Version: 2.9.0-1
Severity: serious
Tags: ftbfs bullseye sid
Justification: fails to build from source

Failures:

  1) JSON blows up on circular references
     Failure/Error: expect { JSON.dump(data) }.to raise_error(SystemStackError)
       expected SystemStackError, got #<fatal: machine stack overflow in critical region> with backtrace:
     # ./spec/raven/json_spec.rb:75:in `block (2 levels) in <top (required)>'

Find atteched the full build log

-- System Information:
Debian Release: bullseye/sid
  APT prefers unstable-debug
  APT policy: (500, 'unstable-debug'), (500, 'testing-debug'), (500, 'unstable'), (500, 'testing'), (1, 'experimental-debug'), (1, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 5.4.0-3-amd64 (SMP w/4 CPU cores)
Kernel taint flags: TAINT_CRAP
Locale: LANG=pt_BR.UTF-8, LC_CTYPE=pt_BR.UTF-8 (charmap=UTF-8), LANGUAGE=pt_BR:pt:en (charmap=UTF-8)
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled
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