Nov 28 04:34:06.419 INFO checking hamadakafu/rust_client against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 04:34:06.419 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 04:34:06.681 INFO [stdout] 31499da1449f83baae1c3560f3112903019c2fe37150f70877ff450218381498
Nov 28 04:34:06.683 INFO running `"docker" "start" "-a" "31499da1449f83baae1c3560f3112903019c2fe37150f70877ff450218381498"`
Nov 28 04:34:07.290 INFO [stderr] usermod: no changes
Nov 28 04:34:07.329 INFO [stderr]     Checking rust_client v0.1.0 (/source)
Nov 28 04:34:07.607 INFO [stderr] warning: unused variable: `buf`
Nov 28 04:34:07.607 INFO [stderr]   --> src/main.rs:10:7
Nov 28 04:34:07.607 INFO [stderr]    |
Nov 28 04:34:07.607 INFO [stderr] 10 |   let buf = String::new();
Nov 28 04:34:07.607 INFO [stderr]    |       ^^^ help: consider using `_buf` instead
Nov 28 04:34:07.607 INFO [stderr]    |
Nov 28 04:34:07.607 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 04:34:07.607 INFO [stderr] 
Nov 28 04:34:07.637 INFO [stderr] warning: unused variable: `buf`
Nov 28 04:34:07.637 INFO [stderr]   --> src/main.rs:10:7
Nov 28 04:34:07.637 INFO [stderr]    |
Nov 28 04:34:07.637 INFO [stderr] 10 |   let buf = String::new();
Nov 28 04:34:07.637 INFO [stderr]    |       ^^^ help: consider using `_buf` instead
Nov 28 04:34:07.637 INFO [stderr]    |
Nov 28 04:34:07.637 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 04:34:07.637 INFO [stderr] 
Nov 28 04:34:07.656 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
Nov 28 04:34:07.657 INFO [stderr] su: No module specific data is present
Nov 28 04:34:07.899 INFO running `"docker" "inspect" "31499da1449f83baae1c3560f3112903019c2fe37150f70877ff450218381498"`
Nov 28 04:34:07.969 INFO running `"docker" "rm" "-f" "31499da1449f83baae1c3560f3112903019c2fe37150f70877ff450218381498"`
Nov 28 04:34:08.072 INFO [stdout] 31499da1449f83baae1c3560f3112903019c2fe37150f70877ff450218381498