Dec 18 07:55:31.071 INFO checking DogLi/mio_test against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:55:31.071 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/DogLi/mio_test:/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 07:55:31.570 INFO [stdout] abfda4594bfe937c844682fda0487522a1a0da39e21acc201f1285beb030441a
Dec 18 07:55:31.572 INFO running `"docker" "start" "-a" "abfda4594bfe937c844682fda0487522a1a0da39e21acc201f1285beb030441a"`
Dec 18 07:55:34.208 INFO [stderr]     Checking byteorder v0.3.13
Dec 18 07:55:34.743 INFO [stderr]     Checking mio_test v0.1.0 (/opt/crater/workdir)
Dec 18 07:55:35.780 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 07:55:35.780 INFO [stderr]  --> src/client.rs:2:1
Dec 18 07:55:35.780 INFO [stderr]   |
Dec 18 07:55:35.780 INFO [stderr] 2 | #[macro_use] extern crate log;
Dec 18 07:55:35.781 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 07:55:35.781 INFO [stderr]   |
Dec 18 07:55:35.781 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:55:35.781 INFO [stderr] 
Dec 18 07:55:35.930 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 07:55:35.930 INFO [stderr]  --> src/client.rs:2:1
Dec 18 07:55:35.930 INFO [stderr]   |
Dec 18 07:55:35.930 INFO [stderr] 2 | #[macro_use] extern crate log;
Dec 18 07:55:35.930 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 07:55:35.944 INFO [stderr]   |
Dec 18 07:55:35.944 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:55:35.944 INFO [stderr] 
Dec 18 07:55:36.064 INFO [stderr] warning: unused variable: `n`
Dec 18 07:55:36.065 INFO [stderr]   --> src/client.rs:17:12
Dec 18 07:55:36.065 INFO [stderr]    |
Dec 18 07:55:36.065 INFO [stderr] 17 |         Ok(n) => {
Dec 18 07:55:36.065 INFO [stderr]    |            ^ help: consider using `_n` instead
Dec 18 07:55:36.104 INFO [stderr]    |
Dec 18 07:55:36.105 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 07:55:36.105 INFO [stderr] 
Dec 18 07:55:36.200 INFO [stderr] warning: unused variable: `n`
Dec 18 07:55:36.200 INFO [stderr]   --> src/client.rs:17:12
Dec 18 07:55:36.201 INFO [stderr]    |
Dec 18 07:55:36.201 INFO [stderr] 17 |         Ok(n) => {
Dec 18 07:55:36.201 INFO [stderr]    |            ^ help: consider using `_n` instead
Dec 18 07:55:36.201 INFO [stderr]    |
Dec 18 07:55:36.202 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 07:55:36.202 INFO [stderr] 
Dec 18 07:55:36.897 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
Dec 18 07:55:38.404 INFO running `"docker" "inspect" "abfda4594bfe937c844682fda0487522a1a0da39e21acc201f1285beb030441a"`
Dec 18 07:55:38.766 INFO running `"docker" "rm" "-f" "abfda4594bfe937c844682fda0487522a1a0da39e21acc201f1285beb030441a"`
Dec 18 07:55:39.056 INFO [stdout] abfda4594bfe937c844682fda0487522a1a0da39e21acc201f1285beb030441a