Nov 30 02:09:54.937 INFO checking hamadakafu/rust_client against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 02:09:54.937 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 02:09:55.171 INFO [stdout] 6eca67500e5ab2392ef3bbcf957ff9f1397ed8f388bf3845134e25007afa462a
Nov 30 02:09:55.178 INFO running `"docker" "start" "-a" "6eca67500e5ab2392ef3bbcf957ff9f1397ed8f388bf3845134e25007afa462a"`
Nov 30 02:09:55.650 INFO [stderr] usermod: no changes
Nov 30 02:09:55.720 INFO [stderr]     Checking rust_client v0.1.0 (/source)
Nov 30 02:09:56.020 INFO [stderr] warning: unused variable: `buf`
Nov 30 02:09:56.020 INFO [stderr]   --> src/main.rs:10:7
Nov 30 02:09:56.020 INFO [stderr]    |
Nov 30 02:09:56.020 INFO [stderr] 10 |   let buf = String::new();
Nov 30 02:09:56.020 INFO [stderr]    |       ^^^ help: consider using `_buf` instead
Nov 30 02:09:56.020 INFO [stderr]    |
Nov 30 02:09:56.020 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 02:09:56.020 INFO [stderr] 
Nov 30 02:09:56.069 INFO [stderr] warning: unused variable: `buf`
Nov 30 02:09:56.069 INFO [stderr]   --> src/main.rs:10:7
Nov 30 02:09:56.069 INFO [stderr]    |
Nov 30 02:09:56.069 INFO [stderr] 10 |   let buf = String::new();
Nov 30 02:09:56.069 INFO [stderr]    |       ^^^ help: consider using `_buf` instead
Nov 30 02:09:56.069 INFO [stderr]    |
Nov 30 02:09:56.069 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 02:09:56.069 INFO [stderr] 
Nov 30 02:09:56.086 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Nov 30 02:09:56.088 INFO [stderr] su: No module specific data is present
Nov 30 02:09:56.386 INFO running `"docker" "inspect" "6eca67500e5ab2392ef3bbcf957ff9f1397ed8f388bf3845134e25007afa462a"`
Nov 30 02:09:56.598 INFO running `"docker" "rm" "-f" "6eca67500e5ab2392ef3bbcf957ff9f1397ed8f388bf3845134e25007afa462a"`
Nov 30 02:09:56.692 INFO [stdout] 6eca67500e5ab2392ef3bbcf957ff9f1397ed8f388bf3845134e25007afa462a