Dec 11 10:32:20.497 INFO checking rust-gjk/rim against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 10:32:20.498 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 10:32:20.866 INFO [stdout] 35002cae1a8d0805ff5a74082a8fcdba42a9dbebf08a2d4b483744ad7801aaf4
Dec 11 10:32:20.868 INFO running `"docker" "start" "-a" "35002cae1a8d0805ff5a74082a8fcdba42a9dbebf08a2d4b483744ad7801aaf4"`
Dec 11 10:32:22.103 INFO [stderr] usermod: no changes
Dec 11 10:32:22.155 INFO [stderr]     Checking rim v0.1.0 (/source)
Dec 11 10:32:22.448 INFO [stderr] warning: unused import: `Read`
Dec 11 10:32:22.448 INFO [stderr]  --> src/main.rs:1:21
Dec 11 10:32:22.448 INFO [stderr]   |
Dec 11 10:32:22.448 INFO [stderr] 1 | use std::io::{self, Read, Write};
Dec 11 10:32:22.448 INFO [stderr]   |                     ^^^^
Dec 11 10:32:22.448 INFO [stderr]   |
Dec 11 10:32:22.448 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 10:32:22.448 INFO [stderr] 
Dec 11 10:32:22.532 INFO [stderr] warning: variable does not need to be mutable
Dec 11 10:32:22.532 INFO [stderr]  --> src/main.rs:6:6
Dec 11 10:32:22.532 INFO [stderr]   |
Dec 11 10:32:22.532 INFO [stderr] 6 |     let mut stdin = io::stdin();
Dec 11 10:32:22.532 INFO [stderr]   |         ----^^^^^
Dec 11 10:32:22.532 INFO [stderr]   |         |
Dec 11 10:32:22.532 INFO [stderr]   |         help: remove this `mut`
Dec 11 10:32:22.532 INFO [stderr]   |
Dec 11 10:32:22.532 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 11 10:32:22.532 INFO [stderr] 
Dec 11 10:32:22.536 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 10:32:22.536 INFO [stderr]  --> src/main.rs:8:2
Dec 11 10:32:22.536 INFO [stderr]   |
Dec 11 10:32:22.536 INFO [stderr] 8 |     stdin.read_line(&mut buf);
Dec 11 10:32:22.536 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:32:22.536 INFO [stderr]   |
Dec 11 10:32:22.536 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 11 10:32:22.536 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 10:32:22.536 INFO [stderr] 
Dec 11 10:32:22.648 INFO [stderr] warning: unused import: `Read`
Dec 11 10:32:22.648 INFO [stderr]  --> src/main.rs:1:21
Dec 11 10:32:22.648 INFO [stderr]   |
Dec 11 10:32:22.648 INFO [stderr] 1 | use std::io::{self, Read, Write};
Dec 11 10:32:22.648 INFO [stderr]   |                     ^^^^
Dec 11 10:32:22.648 INFO [stderr]   |
Dec 11 10:32:22.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 10:32:22.648 INFO [stderr] 
Dec 11 10:32:22.700 INFO [stderr] warning: variable does not need to be mutable
Dec 11 10:32:22.700 INFO [stderr]  --> src/main.rs:6:6
Dec 11 10:32:22.700 INFO [stderr]   |
Dec 11 10:32:22.700 INFO [stderr] 6 |     let mut stdin = io::stdin();
Dec 11 10:32:22.700 INFO [stderr]   |         ----^^^^^
Dec 11 10:32:22.700 INFO [stderr]   |         |
Dec 11 10:32:22.700 INFO [stderr]   |         help: remove this `mut`
Dec 11 10:32:22.700 INFO [stderr]   |
Dec 11 10:32:22.700 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 11 10:32:22.700 INFO [stderr] 
Dec 11 10:32:22.708 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 10:32:22.708 INFO [stderr]  --> src/main.rs:8:2
Dec 11 10:32:22.708 INFO [stderr]   |
Dec 11 10:32:22.708 INFO [stderr] 8 |     stdin.read_line(&mut buf);
Dec 11 10:32:22.708 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:32:22.708 INFO [stderr]   |
Dec 11 10:32:22.708 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 11 10:32:22.708 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 10:32:22.709 INFO [stderr] 
Dec 11 10:32:22.740 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 11 10:32:22.744 INFO [stderr] su: No module specific data is present
Dec 11 10:32:23.496 INFO running `"docker" "inspect" "35002cae1a8d0805ff5a74082a8fcdba42a9dbebf08a2d4b483744ad7801aaf4"`
Dec 11 10:32:23.744 INFO running `"docker" "rm" "-f" "35002cae1a8d0805ff5a74082a8fcdba42a9dbebf08a2d4b483744ad7801aaf4"`
Dec 11 10:32:23.961 INFO [stdout] 35002cae1a8d0805ff5a74082a8fcdba42a9dbebf08a2d4b483744ad7801aaf4