[INFO] updating cached repository mmiecz/rust-utf-bytes
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mmiecz/rust-utf-bytes
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mmiecz/rust-utf-bytes" "work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mmiecz/rust-utf-bytes"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mmiecz/rust-utf-bytes'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mmiecz/rust-utf-bytes" "work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/mmiecz/rust-utf-bytes"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/mmiecz/rust-utf-bytes'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5faecb73eff2bdd9c7172a0bd24d32fc1216c9be
[INFO] sha for GitHub repo mmiecz/rust-utf-bytes: 5faecb73eff2bdd9c7172a0bd24d32fc1216c9be
[INFO] validating manifest of mmiecz/rust-utf-bytes on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mmiecz/rust-utf-bytes on toolchain try#74092351c05ae61047b2be02024415546595e974
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mmiecz/rust-utf-bytes
[INFO] finished frobbing mmiecz/rust-utf-bytes
[INFO] frobbed toml for mmiecz/rust-utf-bytes written to work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mmiecz/rust-utf-bytes/Cargo.toml
[INFO] started frobbing mmiecz/rust-utf-bytes
[INFO] finished frobbing mmiecz/rust-utf-bytes
[INFO] frobbed toml for mmiecz/rust-utf-bytes written to work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/mmiecz/rust-utf-bytes/Cargo.toml
[INFO] crate mmiecz/rust-utf-bytes already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mmiecz/rust-utf-bytes/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mmiecz/rust-utf-bytes against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60174
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60174/worker-5/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mmiecz/rust-utf-bytes:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2a7dfe9c4c566c2434bf2379cef408b7c862ab2260ee51dc62953f8a1c62c3ae
[INFO] running `"docker" "start" "-a" "2a7dfe9c4c566c2434bf2379cef408b7c862ab2260ee51dc62953f8a1c62c3ae"`
[INFO] [stderr]     Checking rust-utf-bytes v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `is_ranged`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn is_ranged(s: &str) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_ranged`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn is_ranged(s: &str) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "2a7dfe9c4c566c2434bf2379cef408b7c862ab2260ee51dc62953f8a1c62c3ae"`
[INFO] running `"docker" "rm" "-f" "2a7dfe9c4c566c2434bf2379cef408b7c862ab2260ee51dc62953f8a1c62c3ae"`
[INFO] [stdout] 2a7dfe9c4c566c2434bf2379cef408b7c862ab2260ee51dc62953f8a1c62c3ae