[INFO] updating cached repository electronicpanopticon/cuddly-chainsaw
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/electronicpanopticon/cuddly-chainsaw
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/electronicpanopticon/cuddly-chainsaw" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/electronicpanopticon/cuddly-chainsaw"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/electronicpanopticon/cuddly-chainsaw'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/electronicpanopticon/cuddly-chainsaw" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/electronicpanopticon/cuddly-chainsaw"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/electronicpanopticon/cuddly-chainsaw'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 831c0c176938a3b9387c1255e301a400e1e6ec65
[INFO] sha for GitHub repo electronicpanopticon/cuddly-chainsaw: 831c0c176938a3b9387c1255e301a400e1e6ec65
[INFO] validating manifest of electronicpanopticon/cuddly-chainsaw on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of electronicpanopticon/cuddly-chainsaw on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing electronicpanopticon/cuddly-chainsaw
[INFO] finished frobbing electronicpanopticon/cuddly-chainsaw
[INFO] frobbed toml for electronicpanopticon/cuddly-chainsaw written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/electronicpanopticon/cuddly-chainsaw/Cargo.toml
[INFO] started frobbing electronicpanopticon/cuddly-chainsaw
[INFO] finished frobbing electronicpanopticon/cuddly-chainsaw
[INFO] frobbed toml for electronicpanopticon/cuddly-chainsaw written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/electronicpanopticon/cuddly-chainsaw/Cargo.toml
[INFO] crate electronicpanopticon/cuddly-chainsaw already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/electronicpanopticon/cuddly-chainsaw/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking electronicpanopticon/cuddly-chainsaw against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/electronicpanopticon/cuddly-chainsaw:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 85b5bf1f7546c435c6bf07b9d7df63c60949990788cbdb5274d59e0d0ccf9cd7
[INFO] running `"docker" "start" "-a" "85b5bf1f7546c435c6bf07b9d7df63c60949990788cbdb5274d59e0d0ccf9cd7"`
[INFO] [stderr]     Checking cuddle-chainsaw v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `hours_served`
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn hours_served(_from: NaiveTime, _to: NaiveTime) -> Result<i32, io::Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `hours_served__rounds_up` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn hours_served__rounds_up() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `hours_served_rounds_up`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "85b5bf1f7546c435c6bf07b9d7df63c60949990788cbdb5274d59e0d0ccf9cd7"`
[INFO] running `"docker" "rm" "-f" "85b5bf1f7546c435c6bf07b9d7df63c60949990788cbdb5274d59e0d0ccf9cd7"`
[INFO] [stdout] 85b5bf1f7546c435c6bf07b9d7df63c60949990788cbdb5274d59e0d0ccf9cd7