Dec 19 10:39:07.576 INFO checking pyranja/aerie-dhcp against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 10:39:07.576 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:39:08.140 INFO [stdout] dbb3d20e17501f5f69d232a2f4556799510f0e50447c8d8b70d7950b11ec4df9
Dec 19 10:39:08.142 INFO running `"docker" "start" "-a" "dbb3d20e17501f5f69d232a2f4556799510f0e50447c8d8b70d7950b11ec4df9"`
Dec 19 10:39:10.803 INFO [stderr]     Checking iovec v0.1.0
Dec 19 10:39:10.803 INFO [stderr]     Checking net2 v0.2.30
Dec 19 10:39:11.146 INFO [stderr]     Checking bytes v0.4.4
Dec 19 10:39:11.803 INFO [stderr]     Checking mio v0.6.9
Dec 19 10:39:12.491 INFO [stderr]     Checking tokio-io v0.1.2
Dec 19 10:39:14.060 INFO [stderr]     Checking tokio-core v0.1.9
Dec 19 10:39:15.180 INFO [stderr]     Checking aerie_dhcp v0.1.0 (/opt/crater/workdir)
Dec 19 10:39:15.538 INFO [stderr] warning: unused import: `std::str`
Dec 19 10:39:15.538 INFO [stderr]  --> src/lib.rs:7:5
Dec 19 10:39:15.538 INFO [stderr]   |
Dec 19 10:39:15.538 INFO [stderr] 7 | use std::str;
Dec 19 10:39:15.538 INFO [stderr]   |     ^^^^^^^^
Dec 19 10:39:15.538 INFO [stderr]   |
Dec 19 10:39:15.538 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:39:15.538 INFO [stderr] 
Dec 19 10:39:15.540 INFO [stderr] warning: unused import: `std::str`
Dec 19 10:39:15.540 INFO [stderr]  --> src/lib.rs:7:5
Dec 19 10:39:15.540 INFO [stderr]   |
Dec 19 10:39:15.540 INFO [stderr] 7 | use std::str;
Dec 19 10:39:15.540 INFO [stderr]   |     ^^^^^^^^
Dec 19 10:39:15.548 INFO [stderr]   |
Dec 19 10:39:15.548 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:39:15.548 INFO [stderr] 
Dec 19 10:39:15.764 INFO [stderr] warning: function is never used: `echo`
Dec 19 10:39:15.765 INFO [stderr]   --> src/lib.rs:56:1
Dec 19 10:39:15.765 INFO [stderr]    |
Dec 19 10:39:15.765 INFO [stderr] 56 | fn echo(socket: net::UdpSocket) {
Dec 19 10:39:15.765 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:39:15.765 INFO [stderr]    |
Dec 19 10:39:15.766 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:39:15.766 INFO [stderr] 
Dec 19 10:39:15.792 INFO [stderr] warning: function is never used: `echo`
Dec 19 10:39:15.792 INFO [stderr]   --> src/lib.rs:56:1
Dec 19 10:39:15.792 INFO [stderr]    |
Dec 19 10:39:15.792 INFO [stderr] 56 | fn echo(socket: net::UdpSocket) {
Dec 19 10:39:15.792 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:39:15.792 INFO [stderr]    |
Dec 19 10:39:15.792 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:39:15.792 INFO [stderr] 
Dec 19 10:39:16.366 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.62s
Dec 19 10:39:17.392 INFO running `"docker" "inspect" "dbb3d20e17501f5f69d232a2f4556799510f0e50447c8d8b70d7950b11ec4df9"`
Dec 19 10:39:17.672 INFO running `"docker" "rm" "-f" "dbb3d20e17501f5f69d232a2f4556799510f0e50447c8d8b70d7950b11ec4df9"`
Dec 19 10:39:17.995 INFO [stdout] dbb3d20e17501f5f69d232a2f4556799510f0e50447c8d8b70d7950b11ec4df9