Dec 17 19:20:55.512 INFO checking mpajkowski/micecoreos against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:20:55.512 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/mpajkowski/micecoreos:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:20:56.043 INFO [stdout] 480906b433b4a9d8546e98e426d2f6e7e95de2f763b05240d62eecf8ea449f7a
Dec 17 19:20:56.052 INFO running `"docker" "start" "-a" "480906b433b4a9d8546e98e426d2f6e7e95de2f763b05240d62eecf8ea449f7a"`
Dec 17 19:20:57.992 INFO [stderr]     Checking os_bootinfo v0.2.1
Dec 17 19:20:57.992 INFO [stderr]     Checking ux v0.1.2
Dec 17 19:20:57.992 INFO [stderr]     Checking usize_conversions v0.2.0
Dec 17 19:20:58.003 INFO [stderr]     Checking bit_field v0.9.0
Dec 17 19:20:58.012 INFO [stderr]     Checking bitflags v1.0.4
Dec 17 19:20:58.376 INFO [stderr]     Checking nodrop v0.1.13
Dec 17 19:20:58.936 INFO [stderr]     Checking cpuio v0.2.0
Dec 17 19:20:59.514 INFO [stderr]     Checking spin v0.4.9
Dec 17 19:20:59.548 INFO [stderr]     Checking volatile v0.2.4
Dec 17 19:20:59.661 INFO [stderr]     Checking pc-keyboard v0.3.1
Dec 17 19:21:00.271 INFO [stderr]    Compiling lazy_static v1.1.0
Dec 17 19:21:00.436 INFO [stderr]     Checking array-init v0.0.4
Dec 17 19:21:00.544 INFO [stderr]     Checking bootloader_precompiled v0.2.0
Dec 17 19:21:01.866 INFO [stderr]     Checking pic8259_simple v0.1.1
Dec 17 19:21:24.560 INFO [stderr]     Checking x86_64 v0.2.11
Dec 17 19:21:24.560 INFO [stderr]     Checking x86_64 v0.3.4
Dec 17 19:21:27.520 INFO [stderr]     Checking uart_16550 v0.1.0
Dec 17 19:21:28.489 INFO [stderr]     Checking micecoreos v0.0.2 (/opt/crater/workdir)
Dec 17 19:21:29.236 INFO [stderr] warning: unused import: `super::*`
Dec 17 19:21:29.236 INFO [stderr]    --> src/vga.rs:207:9
Dec 17 19:21:29.236 INFO [stderr]     |
Dec 17 19:21:29.236 INFO [stderr] 207 |     use super::*;
Dec 17 19:21:29.236 INFO [stderr]     |         ^^^^^^^^
Dec 17 19:21:29.236 INFO [stderr]     |
Dec 17 19:21:29.236 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 17 19:21:29.236 INFO [stderr] 
Dec 17 19:21:29.944 INFO [stderr] warning: unused import: `core::panic::PanicInfo`
Dec 17 19:21:29.944 INFO [stderr]  --> src/main.rs:7:5
Dec 17 19:21:29.944 INFO [stderr]   |
Dec 17 19:21:29.944 INFO [stderr] 7 | use core::panic::PanicInfo;
Dec 17 19:21:29.944 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:21:29.944 INFO [stderr]   |
Dec 17 19:21:29.944 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:21:29.944 INFO [stderr] 
Dec 17 19:21:29.944 INFO [stderr] warning: unused imports: `print`, `println`
Dec 17 19:21:29.944 INFO [stderr]  --> src/main.rs:9:18
Dec 17 19:21:29.944 INFO [stderr]   |
Dec 17 19:21:29.944 INFO [stderr] 9 | use micecoreos::{print, println};
Dec 17 19:21:29.944 INFO [stderr]   |                  ^^^^^  ^^^^^^^
Dec 17 19:21:29.945 INFO [stderr] 
Dec 17 19:21:29.984 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.04s
Dec 17 19:21:30.638 INFO running `"docker" "inspect" "480906b433b4a9d8546e98e426d2f6e7e95de2f763b05240d62eecf8ea449f7a"`
Dec 17 19:21:31.037 INFO running `"docker" "rm" "-f" "480906b433b4a9d8546e98e426d2f6e7e95de2f763b05240d62eecf8ea449f7a"`
Dec 17 19:21:31.292 INFO [stdout] 480906b433b4a9d8546e98e426d2f6e7e95de2f763b05240d62eecf8ea449f7a