flawd.toml

[languages]
enabled = ["rs"]

[coverage]
inputs = [
  { format = "lcov", path = "coverage/lcov.info" }
]
command = "mkdir -p coverage && cargo llvm-cov --workspace --lcov --output-path coverage/lcov.info"
timeout_seconds = 300

[coverage.per_test]
# auto mode: flawd collects per-test coverage on first run
mode = "auto"
granularity = "test_function"
# coverage.command above is a compound shell command; declare how to COLLECT
# per-test coverage directly (execution still uses [test] command).
collect_language = "rust"
collect_command = "cargo test --workspace"

[test]
command = "cargo test"
# Compile-once step for schemata batches (gets a 3x timeout allowance);
# without it the first run of each batch pays the rebuild inside its own
# timeout — and historically, batch compile failures scored as fake kills.
build_command = "cargo test --no-run"
timeout_seconds = 600
baseline_required = true

[mutations]
budget = 400
per_file_budget = 80
operators = ["core", "comparisons", "boolean", "returns"]
risky_operators = false

[pare]
dedupe = true
sampling = "weighted"
cache = true
max_batch_seconds = 300
max_batch_mutants = 25

[docker]
dockerfile = "Dockerfile"
workdir = "/app"
network = "bridge"
# The Dockerfile embeds the source tree (and warm cargo caches) at /app.
# Bind-mount coverage would deliver the host target/ into the container —
# wrong-architecture binaries on PATH for subprocess tests, and container
# builds writing into the host cargo cache.
coverage_source = "image"