Dec 17 14:37:38.172 INFO checking sticnarf/tcping-rs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 14:37:38.172 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/sticnarf/tcping-rs:/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 17 14:37:38.716 INFO [stdout] a2f162421d8c82b4dfedb609671d7ac6abdb2e5116d0b4e9ec298b146a5363bf
Dec 17 14:37:38.718 INFO running `"docker" "start" "-a" "a2f162421d8c82b4dfedb609671d7ac6abdb2e5116d0b4e9ec298b146a5363bf"`
Dec 17 14:37:40.711 INFO [stderr]     Checking atty v0.2.3
Dec 17 14:37:41.005 INFO [stderr]     Checking clap v2.27.1
Dec 17 14:37:48.181 INFO [stderr]     Checking tcping v0.1.0 (/opt/crater/workdir)
Dec 17 14:37:48.344 INFO [stderr] warning: unused imports: `Read`, `Write`
Dec 17 14:37:48.345 INFO [stderr]  --> src/main.rs:6:15
Dec 17 14:37:48.345 INFO [stderr]   |
Dec 17 14:37:48.346 INFO [stderr] 6 | use std::io::{Read, Write};
Dec 17 14:37:48.346 INFO [stderr]   |               ^^^^  ^^^^^
Dec 17 14:37:48.346 INFO [stderr]   |
Dec 17 14:37:48.347 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 14:37:48.347 INFO [stderr] 
Dec 17 14:37:48.446 INFO [stderr] warning: unused imports: `Read`, `Write`
Dec 17 14:37:48.446 INFO [stderr]  --> src/main.rs:6:15
Dec 17 14:37:48.446 INFO [stderr]   |
Dec 17 14:37:48.446 INFO [stderr] 6 | use std::io::{Read, Write};
Dec 17 14:37:48.446 INFO [stderr]   |               ^^^^  ^^^^^
Dec 17 14:37:48.446 INFO [stderr]   |
Dec 17 14:37:48.446 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 14:37:48.447 INFO [stderr] 
Dec 17 14:37:48.526 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.90s
Dec 17 14:37:48.980 INFO running `"docker" "inspect" "a2f162421d8c82b4dfedb609671d7ac6abdb2e5116d0b4e9ec298b146a5363bf"`
Dec 17 14:37:49.272 INFO running `"docker" "rm" "-f" "a2f162421d8c82b4dfedb609671d7ac6abdb2e5116d0b4e9ec298b146a5363bf"`
Dec 17 14:37:49.525 INFO [stdout] a2f162421d8c82b4dfedb609671d7ac6abdb2e5116d0b4e9ec298b146a5363bf