Dec 18 18:19:50.369 INFO checking axon-0.1.6 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 18:19:50.370 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/axon/0.1.6:/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 18:19:50.571 INFO [stdout] 2f668d10e4d2018794833fb978b52aea1102c24edc336772cec00fdd94cb0a8b
Dec 18 18:19:50.573 INFO running `"docker" "start" "-a" "2f668d10e4d2018794833fb978b52aea1102c24edc336772cec00fdd94cb0a8b"`
Dec 18 18:19:51.424 INFO [stderr]     Checking axon v0.1.6 (/opt/crater/workdir)
Dec 18 18:19:54.132 INFO [stderr] warning: unused import: `Read`
Dec 18 18:19:54.132 INFO [stderr]  --> examples/hello.rs:3:15
Dec 18 18:19:54.132 INFO [stderr]   |
Dec 18 18:19:54.132 INFO [stderr] 3 | use std::io::{Read,Write};
Dec 18 18:19:54.132 INFO [stderr]   |               ^^^^
Dec 18 18:19:54.132 INFO [stderr]   |
Dec 18 18:19:54.132 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 18:19:54.132 INFO [stderr] 
Dec 18 18:19:54.179 INFO [stderr] warning: unused variable: `b`
Dec 18 18:19:54.179 INFO [stderr]  --> examples/hello.rs:7:13
Dec 18 18:19:54.179 INFO [stderr]   |
Dec 18 18:19:54.179 INFO [stderr] 7 |     let mut b = vec![0;10];
Dec 18 18:19:54.179 INFO [stderr]   |             ^ help: consider using `_b` instead
Dec 18 18:19:54.180 INFO [stderr]   |
Dec 18 18:19:54.180 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 18 18:19:54.180 INFO [stderr] 
Dec 18 18:19:54.181 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:19:54.181 INFO [stderr]  --> examples/hello.rs:7:9
Dec 18 18:19:54.181 INFO [stderr]   |
Dec 18 18:19:54.181 INFO [stderr] 7 |     let mut b = vec![0;10];
Dec 18 18:19:54.181 INFO [stderr]   |         ----^
Dec 18 18:19:54.181 INFO [stderr]   |         |
Dec 18 18:19:54.181 INFO [stderr]   |         help: remove this `mut`
Dec 18 18:19:54.181 INFO [stderr]   |
Dec 18 18:19:54.181 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 18 18:19:54.181 INFO [stderr] 
Dec 18 18:19:54.230 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
Dec 18 18:19:54.609 INFO running `"docker" "inspect" "2f668d10e4d2018794833fb978b52aea1102c24edc336772cec00fdd94cb0a8b"`
Dec 18 18:19:54.725 INFO running `"docker" "rm" "-f" "2f668d10e4d2018794833fb978b52aea1102c24edc336772cec00fdd94cb0a8b"`
Dec 18 18:19:54.820 INFO [stdout] 2f668d10e4d2018794833fb978b52aea1102c24edc336772cec00fdd94cb0a8b