Dec 19 09:45:18.628 INFO checking rust-gjk/rim against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 09:45:18.628 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/rust-gjk/rim:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 09:45:18.844 INFO [stdout] c9061daf082383ea25e982a4fd8fc238e99e4b7b3a7458ca1d339d5018773f18
Dec 19 09:45:18.844 INFO running `"docker" "start" "-a" "c9061daf082383ea25e982a4fd8fc238e99e4b7b3a7458ca1d339d5018773f18"`
Dec 19 09:45:19.666 INFO [stderr]     Checking rim v0.1.0 (/opt/crater/workdir)
Dec 19 09:45:19.829 INFO [stderr] warning: unused import: `Read`
Dec 19 09:45:19.829 INFO [stderr]  --> src/main.rs:1:21
Dec 19 09:45:19.829 INFO [stderr]   |
Dec 19 09:45:19.829 INFO [stderr] 1 | use std::io::{self, Read, Write};
Dec 19 09:45:19.829 INFO [stderr]   |                     ^^^^
Dec 19 09:45:19.829 INFO [stderr]   |
Dec 19 09:45:19.829 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 09:45:19.829 INFO [stderr] 
Dec 19 09:45:19.884 INFO [stderr] warning: variable does not need to be mutable
Dec 19 09:45:19.885 INFO [stderr]  --> src/main.rs:6:6
Dec 19 09:45:19.885 INFO [stderr]   |
Dec 19 09:45:19.885 INFO [stderr] 6 |     let mut stdin = io::stdin();
Dec 19 09:45:19.885 INFO [stderr]   |         ----^^^^^
Dec 19 09:45:19.885 INFO [stderr]   |         |
Dec 19 09:45:19.885 INFO [stderr]   |         help: remove this `mut`
Dec 19 09:45:19.885 INFO [stderr]   |
Dec 19 09:45:19.885 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 19 09:45:19.885 INFO [stderr] 
Dec 19 09:45:19.893 INFO [stderr] warning: unused import: `Read`
Dec 19 09:45:19.893 INFO [stderr]  --> src/main.rs:1:21
Dec 19 09:45:19.893 INFO [stderr]   |
Dec 19 09:45:19.893 INFO [stderr] 1 | use std::io::{self, Read, Write};
Dec 19 09:45:19.893 INFO [stderr]   |                     ^^^^
Dec 19 09:45:19.893 INFO [stderr]   |
Dec 19 09:45:19.893 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 09:45:19.893 INFO [stderr] 
Dec 19 09:45:19.893 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 09:45:19.893 INFO [stderr]  --> src/main.rs:8:2
Dec 19 09:45:19.893 INFO [stderr]   |
Dec 19 09:45:19.893 INFO [stderr] 8 |     stdin.read_line(&mut buf);
Dec 19 09:45:19.893 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:45:19.893 INFO [stderr]   |
Dec 19 09:45:19.893 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 19 09:45:19.893 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 09:45:19.893 INFO [stderr] 
Dec 19 09:45:19.964 INFO [stderr] warning: variable does not need to be mutable
Dec 19 09:45:19.964 INFO [stderr]  --> src/main.rs:6:6
Dec 19 09:45:19.964 INFO [stderr]   |
Dec 19 09:45:19.964 INFO [stderr] 6 |     let mut stdin = io::stdin();
Dec 19 09:45:19.964 INFO [stderr]   |         ----^^^^^
Dec 19 09:45:19.964 INFO [stderr]   |         |
Dec 19 09:45:19.964 INFO [stderr]   |         help: remove this `mut`
Dec 19 09:45:19.964 INFO [stderr]   |
Dec 19 09:45:19.964 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 19 09:45:19.964 INFO [stderr] 
Dec 19 09:45:19.964 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 09:45:19.964 INFO [stderr]  --> src/main.rs:8:2
Dec 19 09:45:19.964 INFO [stderr]   |
Dec 19 09:45:19.964 INFO [stderr] 8 |     stdin.read_line(&mut buf);
Dec 19 09:45:19.964 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:45:19.964 INFO [stderr]   |
Dec 19 09:45:19.964 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 19 09:45:19.964 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 09:45:19.964 INFO [stderr] 
Dec 19 09:45:19.983 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
Dec 19 09:45:20.321 INFO running `"docker" "inspect" "c9061daf082383ea25e982a4fd8fc238e99e4b7b3a7458ca1d339d5018773f18"`
Dec 19 09:45:20.482 INFO running `"docker" "rm" "-f" "c9061daf082383ea25e982a4fd8fc238e99e4b7b3a7458ca1d339d5018773f18"`
Dec 19 09:45:20.672 INFO [stdout] c9061daf082383ea25e982a4fd8fc238e99e4b7b3a7458ca1d339d5018773f18