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goto-harness (memory snapshot): static array identifier not found

Status: Open.

#9078 In diffblue/cbmc;

· rosabot-allegro opened on Jun 22, 2026

Inconsistent verification verdict with varying --depth value for cbmc

Status: Open.

#9028 In diffblue/cbmc;

· jyoo980 opened on Jun 5, 2026

Compilation error with GCC 16.1.1 due to SFINAE warning.

Status: Open.

#9004 In diffblue/cbmc;

· jparsert opened on May 9, 2026

error: vector operator '<' not defined for types ...

Status: Open.

#9002 In diffblue/cbmc;

· gitonthescene opened on May 6, 2026

crash and wrong smtlib logic

Status: Open.

#8999 In diffblue/cbmc;

· florianschanda opened on May 5, 2026

Cross-platform instability arising from default signedness of char in contracts library

awsBugs or features of importance to AWS CBMC usersBugs or features of importance to AWS CBMC users

C Front End

Code ContractsFunction and loop contractsFunction and loop contracts

Status: Open.

Bug

#8991 In diffblue/cbmc;

· rod-chapman opened on Apr 28, 2026

discrepancy between cbmc and gcc/clang with structs with bitfields

Status: Open.

#8955 In diffblue/cbmc;

· GenericNerdyUsername opened on Apr 8, 2026

k-induction step case missing inductive hypothesis for post-loop assertions

Status: Open.

#8932 In diffblue/cbmc;

· LukeW1999 opened on Mar 30, 2026

Enforce loop termination checking

Status: Open.

#8867 In diffblue/cbmc;

· hanno-becker opened on Mar 16, 2026

[Question] CBMC reports a missing body for ctype.h#isspace and __ctype_b_loc

Status: Open.

#8844 In diffblue/cbmc;

· jyoo980 opened on Feb 27, 2026

Support suppressions used by UndefinedBehaviour Sanitizer

Status: Open.

#8837 In diffblue/cbmc;

· ligurio opened on Feb 17, 2026

memmove and memcpy of non-bool type with symbolic count fails

Status: Open.

#8818 In diffblue/cbmc;

· zhuyutian57 opened on Dec 31, 2025