Coverage reports

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•Last updated Apr 1, 2026

A milestone to capture pending issues for the new coverage reports feature, discussed in model-checking/kani#2612 and first implemented in model-checking/kani#2609

0% complete

Improve tests for coverage
model-checking/kani#2635 · opened on Jul 28, 2023 · Coverage reports
Create user-friendly output for coverage
model-checking/kani#2636 · opened on Jul 28, 2023 · Coverage reports
Export coverage results to a well-supported output
model-checking/kani#2638 · opened on Jul 28, 2023 · Coverage reports
Avoid confusing results in coverage reports
model-checking/kani#2639 · opened on Jul 28, 2023 · Coverage reports
Report source-based coverage results
model-checking/kani#2640 · opened on Jul 28, 2023 · Coverage reports
Create a tool for aggregating coverage results
model-checking/kani#2641 · opened on Jul 28, 2023 · Coverage reports
Investigate how coverage checks affect performance
model-checking/kani#2642 · opened on Jul 28, 2023 · Coverage reports
Generate GCOV coverage output from cargo kani
model-checking/kani#1706 · opened on Sep 21, 2022 · Coverage reports
3
Generate LCOV coverage
model-checking/kani#1777 · opened on Oct 12, 2022 · Coverage reports
Adding support for code coverage
model-checking/kani#2795 · opened on Sep 29, 2023 · Coverage reports
1
Standalone assert statements lose information when converted to the irep format
Bug
model-checking/kani#3012 · opened on Feb 8, 2024 · Coverage reports
Kani crashes when coverage is enabled and an unwind assertion fails
Bug
model-checking/kani#3070 · opened on Mar 11, 2024 · Coverage reports
1
Rust's coverage instrumentation assumes function calls never panic
Bug
model-checking/kani#3441 · opened on Aug 15, 2024 · Coverage reports
Coverage metadata should include mappings for all source code
model-checking/kani#3445 · opened on Aug 16, 2024 · Coverage reports
Filenames stored in raw coverage results should be absolute
model-checking/kani#3542 · opened on Sep 23, 2024 · Coverage reports
Documentation: Add a "Debugging coverage" section
model-checking/kani#968 · opened on Mar 21, 2022 · Coverage reports
Automatically check test coverage, and block PRs that decrease coverage.
model-checking/kani#888 · opened on Mar 4, 2022 · Coverage reports
kani-cov is not documented
model-checking/kani#3987 · opened on Apr 3, 2025 · Coverage reports

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Coverage reports

Improve tests for coverage

Create user-friendly output for coverage

Export coverage results to a well-supported output

Avoid confusing results in coverage reports

Report source-based coverage results

Create a tool for aggregating coverage results

Investigate how coverage checks affect performance

Generate GCOV coverage output from `cargo kani`

Generate LCOV coverage

Adding support for code coverage

Standalone assert statements lose information when converted to the irep format

Kani crashes when coverage is enabled and an unwind assertion fails

Rust's coverage instrumentation assumes function calls never panic

Coverage metadata should include mappings for all source code

Filenames stored in raw coverage results should be absolute

Documentation: Add a "Debugging coverage" section

Automatically check test coverage, and block PRs that decrease coverage.

`kani-cov` is not documented

Issues