[INFO] updating cached repository CRHarding/simple-rust-area
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CRHarding/simple-rust-area
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CRHarding/simple-rust-area" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/CRHarding/simple-rust-area"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/CRHarding/simple-rust-area'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CRHarding/simple-rust-area" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/CRHarding/simple-rust-area"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/CRHarding/simple-rust-area'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e09266cd0288b46cdf8be29a1e2e8e58bfcff1d4
[INFO] sha for GitHub repo CRHarding/simple-rust-area: e09266cd0288b46cdf8be29a1e2e8e58bfcff1d4
[INFO] validating manifest of CRHarding/simple-rust-area on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CRHarding/simple-rust-area on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CRHarding/simple-rust-area
[INFO] finished frobbing CRHarding/simple-rust-area
[INFO] frobbed toml for CRHarding/simple-rust-area written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/CRHarding/simple-rust-area/Cargo.toml
[INFO] started frobbing CRHarding/simple-rust-area
[INFO] finished frobbing CRHarding/simple-rust-area
[INFO] frobbed toml for CRHarding/simple-rust-area written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/CRHarding/simple-rust-area/Cargo.toml
[INFO] crate CRHarding/simple-rust-area already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking CRHarding/simple-rust-area against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-1/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/CRHarding/simple-rust-area:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bbc62a5d471e3dcf2f2832dc6bb0612decba71b5314d5b72ef0123a5354f881e
[INFO] running `"docker" "start" "-a" "bbc62a5d471e3dcf2f2832dc6bb0612decba71b5314d5b72ef0123a5354f881e"`
[INFO] [stderr]     Checking rectangles v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `sq`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let sq = Rectangle::square(3);
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_sq`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `area`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn area(&self) -> u32 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sq`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let sq = Rectangle::square(3);
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_sq`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `area`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn area(&self) -> u32 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "bbc62a5d471e3dcf2f2832dc6bb0612decba71b5314d5b72ef0123a5354f881e"`
[INFO] running `"docker" "rm" "-f" "bbc62a5d471e3dcf2f2832dc6bb0612decba71b5314d5b72ef0123a5354f881e"`
[INFO] [stdout] bbc62a5d471e3dcf2f2832dc6bb0612decba71b5314d5b72ef0123a5354f881e