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try a custom fuzz mutator #360

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try a custom fuzz mutator #360

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f78beed
try a custom fuzz mutator
folkertdev May 7, 2025
900fb9c
skip the improved mutator sometimes
folkertdev May 7, 2025
8fedc76
remove all of that
folkertdev May 7, 2025
c90beda
fix the seed (hopefully more deterministic)
folkertdev May 7, 2025
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3 changes: 2 additions & 1 deletion .github/workflows/checks.yaml
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Expand Up @@ -293,7 +293,8 @@ jobs:
# prevents `cargo fuzz coverage` from rebuilding everything
RUSTFLAGS: "-C instrument-coverage"
run: |
cargo fuzz run ${{matrix.features}} ${{matrix.fuzz_target}} ${{matrix.corpus}} -- -max_total_time=10
# use a fixed seed so that the coverage is (somewhat) deterministic
cargo fuzz run ${{matrix.features}} ${{matrix.fuzz_target}} ${{matrix.corpus}} -- -max_total_time=10 -seed=1234
- name: Fuzz codecov
run: |
cargo fuzz coverage ${{matrix.features}} ${{matrix.fuzz_target}} ${{matrix.corpus}}
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