Dec 17 22:26:30.665 INFO checking jeffrey-xiao/kademlia-dht-rs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:26:30.665 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/jeffrey-xiao/kademlia-dht-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 22:26:31.066 INFO [stdout] 602af79a859db77794bb997eb04e5cc8650dc24a20b6f8b67d59210d117da8bd
Dec 17 22:26:31.068 INFO running `"docker" "start" "-a" "602af79a859db77794bb997eb04e5cc8650dc24a20b6f8b67d59210d117da8bd"`
Dec 17 22:26:33.541 INFO [stderr]     Checking num-integer v0.1.39
Dec 17 22:26:33.541 INFO [stderr]     Checking bincode v0.9.2
Dec 17 22:26:33.549 INFO [stderr]    Compiling syn v0.15.23
Dec 17 22:26:33.549 INFO [stderr]     Checking sha3 v0.7.3
Dec 17 22:26:35.000 INFO [stderr]     Checking chrono v0.4.6
Dec 17 22:26:35.000 INFO [stderr]     Checking num-bigint v0.1.44
Dec 17 22:26:40.146 INFO [stderr]     Checking simplelog v0.5.3
Dec 17 22:26:46.910 INFO [stderr]    Compiling serde_derive v1.0.82
Dec 17 22:26:59.276 INFO [stderr]     Checking kademlia-dht v1.1.0 (/opt/crater/workdir)
Dec 17 22:26:59.580 INFO [stderr] warning: unused import: `log`
Dec 17 22:26:59.580 INFO [stderr]   --> src/node/mod.rs:15:24
Dec 17 22:26:59.580 INFO [stderr]    |
Dec 17 22:26:59.580 INFO [stderr] 15 | use log::{debug, info, log, warn};
Dec 17 22:26:59.580 INFO [stderr]    |                        ^^^
Dec 17 22:26:59.580 INFO [stderr]    |
Dec 17 22:26:59.580 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 22:26:59.580 INFO [stderr] 
Dec 17 22:26:59.580 INFO [stderr] warning: unused import: `log`
Dec 17 22:26:59.580 INFO [stderr]  --> src/protocol.rs:5:11
Dec 17 22:26:59.580 INFO [stderr]   |
Dec 17 22:26:59.580 INFO [stderr] 5 | use log::{log, warn};
Dec 17 22:26:59.580 INFO [stderr]   |           ^^^
Dec 17 22:26:59.580 INFO [stderr] 
Dec 17 22:26:59.580 INFO [stderr] warning: unused import: `log`
Dec 17 22:26:59.580 INFO [stderr]  --> src/storage.rs:3:17
Dec 17 22:26:59.580 INFO [stderr]   |
Dec 17 22:26:59.580 INFO [stderr] 3 | use log::{info, log};
Dec 17 22:26:59.580 INFO [stderr]   |                 ^^^
Dec 17 22:26:59.580 INFO [stderr] 
Dec 17 22:26:59.599 INFO [stderr] warning: unused import: `log`
Dec 17 22:26:59.599 INFO [stderr]   --> src/node/mod.rs:15:24
Dec 17 22:26:59.599 INFO [stderr]    |
Dec 17 22:26:59.599 INFO [stderr] 15 | use log::{debug, info, log, warn};
Dec 17 22:26:59.599 INFO [stderr]    |                        ^^^
Dec 17 22:26:59.599 INFO [stderr]    |
Dec 17 22:26:59.599 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 22:26:59.599 INFO [stderr] 
Dec 17 22:26:59.599 INFO [stderr] warning: unused import: `log`
Dec 17 22:26:59.599 INFO [stderr]  --> src/protocol.rs:5:11
Dec 17 22:26:59.599 INFO [stderr]   |
Dec 17 22:26:59.599 INFO [stderr] 5 | use log::{log, warn};
Dec 17 22:26:59.599 INFO [stderr]   |           ^^^
Dec 17 22:26:59.599 INFO [stderr] 
Dec 17 22:26:59.599 INFO [stderr] warning: unused import: `log`
Dec 17 22:26:59.600 INFO [stderr]  --> src/storage.rs:3:17
Dec 17 22:26:59.600 INFO [stderr]   |
Dec 17 22:26:59.600 INFO [stderr] 3 | use log::{info, log};
Dec 17 22:26:59.600 INFO [stderr]   |                 ^^^
Dec 17 22:26:59.600 INFO [stderr] 
Dec 17 22:27:01.874 INFO [stderr] warning: unused import: `log`
Dec 17 22:27:01.874 INFO [stderr]  --> src/main.rs:1:17
Dec 17 22:27:01.874 INFO [stderr]   |
Dec 17 22:27:01.874 INFO [stderr] 1 | use log::{info, log};
Dec 17 22:27:01.874 INFO [stderr]   |                 ^^^
Dec 17 22:27:01.874 INFO [stderr]   |
Dec 17 22:27:01.874 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:27:01.874 INFO [stderr] 
Dec 17 22:27:01.895 INFO [stderr] warning: unused import: `log`
Dec 17 22:27:01.895 INFO [stderr]  --> src/main.rs:1:17
Dec 17 22:27:01.895 INFO [stderr]   |
Dec 17 22:27:01.895 INFO [stderr] 1 | use log::{info, log};
Dec 17 22:27:01.895 INFO [stderr]   |                 ^^^
Dec 17 22:27:01.895 INFO [stderr]   |
Dec 17 22:27:01.895 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:27:01.895 INFO [stderr] 
Dec 17 22:27:01.933 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
Dec 17 22:27:01.933 INFO [stderr]   --> src/main.rs:68:38
Dec 17 22:27:01.933 INFO [stderr]    |
Dec 17 22:27:01.934 INFO [stderr] 68 |         let args: Vec<&str> = buffer.trim_right().split(' ').collect();
Dec 17 22:27:01.934 INFO [stderr]    |                                      ^^^^^^^^^^
Dec 17 22:27:01.934 INFO [stderr]    |
Dec 17 22:27:01.934 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 17 22:27:01.934 INFO [stderr] 
Dec 17 22:27:01.994 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
Dec 17 22:27:01.995 INFO [stderr]   --> src/main.rs:68:38
Dec 17 22:27:01.995 INFO [stderr]    |
Dec 17 22:27:01.995 INFO [stderr] 68 |         let args: Vec<&str> = buffer.trim_right().split(' ').collect();
Dec 17 22:27:01.995 INFO [stderr]    |                                      ^^^^^^^^^^
Dec 17 22:27:01.995 INFO [stderr]    |
Dec 17 22:27:01.995 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 17 22:27:01.995 INFO [stderr] 
Dec 17 22:27:02.041 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.65s
Dec 17 22:27:02.305 INFO running `"docker" "inspect" "602af79a859db77794bb997eb04e5cc8650dc24a20b6f8b67d59210d117da8bd"`
Dec 17 22:27:02.389 INFO running `"docker" "rm" "-f" "602af79a859db77794bb997eb04e5cc8650dc24a20b6f8b67d59210d117da8bd"`
Dec 17 22:27:02.469 INFO [stdout] 602af79a859db77794bb997eb04e5cc8650dc24a20b6f8b67d59210d117da8bd