Dec 19 10:35:42.301 INFO checking qrdean/rust_hello against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 10:35:42.301 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/qrdean/rust_hello:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:35:42.706 INFO [stdout] 3819d459e3292a1b92aa935a1959f79370d108c51725a66f10cf31ba9ab919e7
Dec 19 10:35:42.724 INFO running `"docker" "start" "-a" "3819d459e3292a1b92aa935a1959f79370d108c51725a66f10cf31ba9ab919e7"`
Dec 19 10:35:44.308 INFO [stderr]     Checking hello_world v0.0.1 (/opt/crater/workdir)
Dec 19 10:35:44.504 INFO [stderr] warning: unused variable: `x`
Dec 19 10:35:44.504 INFO [stderr]  --> src/main.rs:2:6
Dec 19 10:35:44.504 INFO [stderr]   |
Dec 19 10:35:44.504 INFO [stderr] 2 |     let x: i32;
Dec 19 10:35:44.504 INFO [stderr]   |         ^ help: consider using `_x` instead
Dec 19 10:35:44.504 INFO [stderr]   |
Dec 19 10:35:44.504 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 10:35:44.504 INFO [stderr] 
Dec 19 10:35:44.553 INFO [stderr] warning: unused variable: `x`
Dec 19 10:35:44.553 INFO [stderr]  --> src/main.rs:2:6
Dec 19 10:35:44.553 INFO [stderr]   |
Dec 19 10:35:44.553 INFO [stderr] 2 |     let x: i32;
Dec 19 10:35:44.553 INFO [stderr]   |         ^ help: consider using `_x` instead
Dec 19 10:35:44.553 INFO [stderr]   |
Dec 19 10:35:44.553 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 10:35:44.553 INFO [stderr] 
Dec 19 10:35:44.575 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
Dec 19 10:35:45.278 INFO running `"docker" "inspect" "3819d459e3292a1b92aa935a1959f79370d108c51725a66f10cf31ba9ab919e7"`
Dec 19 10:35:45.576 INFO running `"docker" "rm" "-f" "3819d459e3292a1b92aa935a1959f79370d108c51725a66f10cf31ba9ab919e7"`
Dec 19 10:35:45.862 INFO [stdout] 3819d459e3292a1b92aa935a1959f79370d108c51725a66f10cf31ba9ab919e7