Dec 05 16:01:30.477 INFO checking bson-0.13.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 16:01:30.477 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 16:01:30.743 INFO [stdout] 4134c315136fa436d60692a25aedd551ebff53824a956918a2ed7260f4acab6f
Dec 05 16:01:30.751 INFO running `"docker" "start" "-a" "4134c315136fa436d60692a25aedd551ebff53824a956918a2ed7260f4acab6f"`
Dec 05 16:01:31.701 INFO [stderr] usermod: no changes
Dec 05 16:01:31.817 INFO [stderr]     Checking bson v0.13.0 (/source)
Dec 05 16:01:36.327 INFO [stderr] warning: unused variable: `tmp`
Dec 05 16:01:36.327 INFO [stderr]  --> examples/test.rs:7:9
Dec 05 16:01:36.327 INFO [stderr]   |
Dec 05 16:01:36.327 INFO [stderr] 7 |     let tmp = bson::to_bson(&map).unwrap();
Dec 05 16:01:36.327 INFO [stderr]   |         ^^^ help: consider using `_tmp` instead
Dec 05 16:01:36.327 INFO [stderr]   |
Dec 05 16:01:36.327 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 16:01:36.327 INFO [stderr] 
Dec 05 16:01:39.229 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.50s
Dec 05 16:01:39.235 INFO [stderr] su: No module specific data is present
Dec 05 16:01:39.715 INFO running `"docker" "inspect" "4134c315136fa436d60692a25aedd551ebff53824a956918a2ed7260f4acab6f"`
Dec 05 16:01:39.901 INFO running `"docker" "rm" "-f" "4134c315136fa436d60692a25aedd551ebff53824a956918a2ed7260f4acab6f"`
Dec 05 16:01:39.991 INFO [stdout] 4134c315136fa436d60692a25aedd551ebff53824a956918a2ed7260f4acab6f