Dec 19 16:14:33.012 INFO checking hamadakafu/rust_client against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:14:33.012 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/hamadakafu/rust_client:/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 16:14:33.414 INFO [stdout] 5b58113efd0e8cb03d22e21800db651c552abc9c67b7b7ef1c3a2732b30ec9aa
Dec 19 16:14:33.418 INFO running `"docker" "start" "-a" "5b58113efd0e8cb03d22e21800db651c552abc9c67b7b7ef1c3a2732b30ec9aa"`
Dec 19 16:14:34.412 INFO [stderr]     Checking rust_client v0.1.0 (/opt/crater/workdir)
Dec 19 16:14:34.584 INFO [stderr] warning: unused variable: `buf`
Dec 19 16:14:34.584 INFO [stderr]   --> src/main.rs:10:7
Dec 19 16:14:34.584 INFO [stderr]    |
Dec 19 16:14:34.584 INFO [stderr] 10 |   let buf = String::new();
Dec 19 16:14:34.584 INFO [stderr]    |       ^^^ help: consider using `_buf` instead
Dec 19 16:14:34.584 INFO [stderr]    |
Dec 19 16:14:34.584 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:14:34.584 INFO [stderr] 
Dec 19 16:14:34.606 INFO [stderr] warning: unused variable: `buf`
Dec 19 16:14:34.606 INFO [stderr]   --> src/main.rs:10:7
Dec 19 16:14:34.606 INFO [stderr]    |
Dec 19 16:14:34.606 INFO [stderr] 10 |   let buf = String::new();
Dec 19 16:14:34.606 INFO [stderr]    |       ^^^ help: consider using `_buf` instead
Dec 19 16:14:34.606 INFO [stderr]    |
Dec 19 16:14:34.606 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:14:34.606 INFO [stderr] 
Dec 19 16:14:34.626 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
Dec 19 16:14:34.897 INFO running `"docker" "inspect" "5b58113efd0e8cb03d22e21800db651c552abc9c67b7b7ef1c3a2732b30ec9aa"`
Dec 19 16:14:34.994 INFO running `"docker" "rm" "-f" "5b58113efd0e8cb03d22e21800db651c552abc9c67b7b7ef1c3a2732b30ec9aa"`
Dec 19 16:14:35.077 INFO [stdout] 5b58113efd0e8cb03d22e21800db651c552abc9c67b7b7ef1c3a2732b30ec9aa