Dec 04 16:02:57.780 INFO checking kayellpeee/bear_metal against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 16:02:57.780 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 16:02:58.243 INFO [stdout] 212bd4b240006102225612346700d9e7f6ed29d14d251dabf33ec3f9988ac8f7
Dec 04 16:02:58.251 INFO running `"docker" "start" "-a" "212bd4b240006102225612346700d9e7f6ed29d14d251dabf33ec3f9988ac8f7"`
Dec 04 16:02:59.694 INFO [stderr] usermod: no changes
Dec 04 16:02:59.728 INFO [stderr]     Checking bear_metal v0.1.0 (/source)
Dec 04 16:03:00.159 INFO [stderr] warning: unused `#[macro_use]` import
Dec 04 16:03:00.159 INFO [stderr]  --> src/main.rs:4:1
Dec 04 16:03:00.159 INFO [stderr]   |
Dec 04 16:03:00.159 INFO [stderr] 4 | #[macro_use]
Dec 04 16:03:00.159 INFO [stderr]   | ^^^^^^^^^^^^
Dec 04 16:03:00.159 INFO [stderr]   |
Dec 04 16:03:00.159 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 16:03:00.159 INFO [stderr] 
Dec 04 16:03:00.179 INFO [stderr] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 04 16:03:00.179 INFO [stderr]  --> src/main.rs:2:19
Dec 04 16:03:00.179 INFO [stderr]   |
Dec 04 16:03:00.179 INFO [stderr] 2 | #![feature(start, core)]
Dec 04 16:03:00.179 INFO [stderr]   |                   ^^^^
Dec 04 16:03:00.179 INFO [stderr]   |
Dec 04 16:03:00.179 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 16:03:00.179 INFO [stderr] 
Dec 04 16:03:00.231 INFO [stderr] warning: unused `#[macro_use]` import
Dec 04 16:03:00.231 INFO [stderr]  --> src/main.rs:4:1
Dec 04 16:03:00.231 INFO [stderr]   |
Dec 04 16:03:00.231 INFO [stderr] 4 | #[macro_use]
Dec 04 16:03:00.231 INFO [stderr]   | ^^^^^^^^^^^^
Dec 04 16:03:00.231 INFO [stderr]   |
Dec 04 16:03:00.231 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 16:03:00.231 INFO [stderr] 
Dec 04 16:03:00.247 INFO [stderr] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 04 16:03:00.247 INFO [stderr]  --> src/main.rs:2:19
Dec 04 16:03:00.247 INFO [stderr]   |
Dec 04 16:03:00.247 INFO [stderr] 2 | #![feature(start, core)]
Dec 04 16:03:00.247 INFO [stderr]   |                   ^^^^
Dec 04 16:03:00.247 INFO [stderr]   |
Dec 04 16:03:00.247 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 16:03:00.247 INFO [stderr] 
Dec 04 16:03:00.279 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 04 16:03:00.279 INFO [stderr] su: No module specific data is present
Dec 04 16:03:00.850 INFO running `"docker" "inspect" "212bd4b240006102225612346700d9e7f6ed29d14d251dabf33ec3f9988ac8f7"`
Dec 04 16:03:01.177 INFO running `"docker" "rm" "-f" "212bd4b240006102225612346700d9e7f6ed29d14d251dabf33ec3f9988ac8f7"`
Dec 04 16:03:01.435 INFO [stdout] 212bd4b240006102225612346700d9e7f6ed29d14d251dabf33ec3f9988ac8f7