Dec 18 11:46:54.728 INFO checking rust-mpfr-0.1.7 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:46:54.728 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/rust-mpfr/0.1.7:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:46:54.945 INFO [stdout] ac8b3820442ec9e5909afcaf92ec7c2933c19142d53947e4e0d47fa8de91134b
Dec 18 11:46:54.949 INFO running `"docker" "start" "-a" "ac8b3820442ec9e5909afcaf92ec7c2933c19142d53947e4e0d47fa8de91134b"`
Dec 18 11:46:55.658 INFO [stderr]     Checking rust-gmp v0.3.2
Dec 18 11:46:56.128 INFO [stderr]     Checking rust-mpfr v0.1.7 (/opt/crater/workdir)
Dec 18 11:46:56.576 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 11:46:56.576 INFO [stderr]   --> src/test.rs:42:5
Dec 18 11:46:56.576 INFO [stderr]    |
Dec 18 11:46:56.576 INFO [stderr] 42 |     x / y;
Dec 18 11:46:56.576 INFO [stderr]    |     ^^^^^
Dec 18 11:46:56.576 INFO [stderr]    |
Dec 18 11:46:56.576 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 11:46:56.576 INFO [stderr] 
Dec 18 11:46:56.608 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Dec 18 11:46:56.962 INFO running `"docker" "inspect" "ac8b3820442ec9e5909afcaf92ec7c2933c19142d53947e4e0d47fa8de91134b"`
Dec 18 11:46:57.235 INFO running `"docker" "rm" "-f" "ac8b3820442ec9e5909afcaf92ec7c2933c19142d53947e4e0d47fa8de91134b"`
Dec 18 11:46:57.396 INFO [stdout] ac8b3820442ec9e5909afcaf92ec7c2933c19142d53947e4e0d47fa8de91134b