Dec 17 17:31:26.716 INFO checking pyranja/aerie-dhcp against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 17:31:26.716 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/pyranja/aerie-dhcp:/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 17:31:27.104 INFO [stdout] 7d294158ce54a84280b5f57f6176ef5e76d12aa82867d1c72480fce50284f9de
Dec 17 17:31:27.104 INFO running `"docker" "start" "-a" "7d294158ce54a84280b5f57f6176ef5e76d12aa82867d1c72480fce50284f9de"`
Dec 17 17:31:29.188 INFO [stderr]     Checking iovec v0.1.0
Dec 17 17:31:29.188 INFO [stderr]     Checking net2 v0.2.30
Dec 17 17:31:29.520 INFO [stderr]     Checking bytes v0.4.4
Dec 17 17:31:29.883 INFO [stderr]     Checking mio v0.6.9
Dec 17 17:31:30.573 INFO [stderr]     Checking tokio-io v0.1.2
Dec 17 17:31:31.832 INFO [stderr]     Checking tokio-core v0.1.9
Dec 17 17:31:32.797 INFO [stderr]     Checking aerie_dhcp v0.1.0 (/opt/crater/workdir)
Dec 17 17:31:33.144 INFO [stderr] warning: unused import: `std::str`
Dec 17 17:31:33.144 INFO [stderr]  --> src/lib.rs:7:5
Dec 17 17:31:33.144 INFO [stderr]   |
Dec 17 17:31:33.144 INFO [stderr] 7 | use std::str;
Dec 17 17:31:33.144 INFO [stderr]   |     ^^^^^^^^
Dec 17 17:31:33.144 INFO [stderr]   |
Dec 17 17:31:33.144 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:31:33.144 INFO [stderr] 
Dec 17 17:31:33.184 INFO [stderr] warning: unused import: `std::str`
Dec 17 17:31:33.184 INFO [stderr]  --> src/lib.rs:7:5
Dec 17 17:31:33.184 INFO [stderr]   |
Dec 17 17:31:33.184 INFO [stderr] 7 | use std::str;
Dec 17 17:31:33.184 INFO [stderr]   |     ^^^^^^^^
Dec 17 17:31:33.184 INFO [stderr]   |
Dec 17 17:31:33.184 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:31:33.184 INFO [stderr] 
Dec 17 17:31:33.300 INFO [stderr] warning: function is never used: `echo`
Dec 17 17:31:33.300 INFO [stderr]   --> src/lib.rs:56:1
Dec 17 17:31:33.300 INFO [stderr]    |
Dec 17 17:31:33.300 INFO [stderr] 56 | fn echo(socket: net::UdpSocket) {
Dec 17 17:31:33.300 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:31:33.300 INFO [stderr]    |
Dec 17 17:31:33.300 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 17:31:33.300 INFO [stderr] 
Dec 17 17:31:33.463 INFO [stderr] warning: function is never used: `echo`
Dec 17 17:31:33.463 INFO [stderr]   --> src/lib.rs:56:1
Dec 17 17:31:33.463 INFO [stderr]    |
Dec 17 17:31:33.463 INFO [stderr] 56 | fn echo(socket: net::UdpSocket) {
Dec 17 17:31:33.463 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:31:33.463 INFO [stderr]    |
Dec 17 17:31:33.463 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 17:31:33.463 INFO [stderr] 
Dec 17 17:31:33.776 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.64s
Dec 17 17:31:34.340 INFO running `"docker" "inspect" "7d294158ce54a84280b5f57f6176ef5e76d12aa82867d1c72480fce50284f9de"`
Dec 17 17:31:34.545 INFO running `"docker" "rm" "-f" "7d294158ce54a84280b5f57f6176ef5e76d12aa82867d1c72480fce50284f9de"`
Dec 17 17:31:34.662 INFO [stdout] 7d294158ce54a84280b5f57f6176ef5e76d12aa82867d1c72480fce50284f9de