Dec 19 15:17:29.261 INFO checking jeffrey-xiao/kademlia-dht-rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:17:29.261 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:17:29.644 INFO [stdout] 6392efc75364ae0ade8b4647e30f258202e2e9e3bcde72292534ee95dba07cac
Dec 19 15:17:29.650 INFO running `"docker" "start" "-a" "6392efc75364ae0ade8b4647e30f258202e2e9e3bcde72292534ee95dba07cac"`
Dec 19 15:17:30.477 INFO [stderr]     Checking keccak v0.1.0
Dec 19 15:17:30.477 INFO [stderr]     Checking num-integer v0.1.39
Dec 19 15:17:30.478 INFO [stderr]     Checking bincode v0.9.2
Dec 19 15:17:31.209 INFO [stderr]     Checking sha3 v0.7.3
Dec 19 15:17:32.042 INFO [stderr]     Checking chrono v0.4.6
Dec 19 15:17:32.044 INFO [stderr]     Checking num-bigint v0.1.44
Dec 19 15:17:35.554 INFO [stderr]     Checking simplelog v0.5.3
Dec 19 15:17:36.063 INFO [stderr]     Checking kademlia-dht v1.1.0 (/opt/crater/workdir)
Dec 19 15:17:36.753 INFO [stderr] warning: unused import: `log`
Dec 19 15:17:36.754 INFO [stderr]   --> src/node/mod.rs:15:24
Dec 19 15:17:36.754 INFO [stderr]    |
Dec 19 15:17:36.754 INFO [stderr] 15 | use log::{debug, info, log, warn};
Dec 19 15:17:36.754 INFO [stderr]    |                        ^^^
Dec 19 15:17:36.755 INFO [stderr]    |
Dec 19 15:17:36.755 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 15:17:36.755 INFO [stderr] 
Dec 19 15:17:36.756 INFO [stderr] warning: unused import: `log`
Dec 19 15:17:36.756 INFO [stderr]  --> src/protocol.rs:5:11
Dec 19 15:17:36.764 INFO [stderr]   |
Dec 19 15:17:36.765 INFO [stderr] 5 | use log::{log, warn};
Dec 19 15:17:36.765 INFO [stderr]   |           ^^^
Dec 19 15:17:36.765 INFO [stderr] 
Dec 19 15:17:36.765 INFO [stderr] warning: unused import: `log`
Dec 19 15:17:36.766 INFO [stderr]  --> src/storage.rs:3:17
Dec 19 15:17:36.766 INFO [stderr]   |
Dec 19 15:17:36.766 INFO [stderr] 3 | use log::{info, log};
Dec 19 15:17:36.766 INFO [stderr]   |                 ^^^
Dec 19 15:17:36.767 INFO [stderr] 
Dec 19 15:17:36.792 INFO [stderr] warning: unused import: `log`
Dec 19 15:17:36.792 INFO [stderr]   --> src/node/mod.rs:15:24
Dec 19 15:17:36.792 INFO [stderr]    |
Dec 19 15:17:36.792 INFO [stderr] 15 | use log::{debug, info, log, warn};
Dec 19 15:17:36.792 INFO [stderr]    |                        ^^^
Dec 19 15:17:36.792 INFO [stderr]    |
Dec 19 15:17:36.792 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 15:17:36.792 INFO [stderr] 
Dec 19 15:17:36.792 INFO [stderr] warning: unused import: `log`
Dec 19 15:17:36.792 INFO [stderr]  --> src/protocol.rs:5:11
Dec 19 15:17:36.792 INFO [stderr]   |
Dec 19 15:17:36.793 INFO [stderr] 5 | use log::{log, warn};
Dec 19 15:17:36.793 INFO [stderr]   |           ^^^
Dec 19 15:17:36.793 INFO [stderr] 
Dec 19 15:17:36.793 INFO [stderr] warning: unused import: `log`
Dec 19 15:17:36.793 INFO [stderr]  --> src/storage.rs:3:17
Dec 19 15:17:36.793 INFO [stderr]   |
Dec 19 15:17:36.793 INFO [stderr] 3 | use log::{info, log};
Dec 19 15:17:36.793 INFO [stderr]   |                 ^^^
Dec 19 15:17:36.793 INFO [stderr] 
Dec 19 15:17:40.013 INFO [stderr] warning: unused import: `log`
Dec 19 15:17:40.013 INFO [stderr]  --> src/main.rs:1:17
Dec 19 15:17:40.013 INFO [stderr]   |
Dec 19 15:17:40.013 INFO [stderr] 1 | use log::{info, log};
Dec 19 15:17:40.013 INFO [stderr]   |                 ^^^
Dec 19 15:17:40.013 INFO [stderr]   |
Dec 19 15:17:40.013 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:17:40.013 INFO [stderr] 
Dec 19 15:17:40.034 INFO [stderr] warning: unused import: `log`
Dec 19 15:17:40.035 INFO [stderr]  --> src/main.rs:1:17
Dec 19 15:17:40.035 INFO [stderr]   |
Dec 19 15:17:40.035 INFO [stderr] 1 | use log::{info, log};
Dec 19 15:17:40.035 INFO [stderr]   |                 ^^^
Dec 19 15:17:40.040 INFO [stderr]   |
Dec 19 15:17:40.040 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:17:40.040 INFO [stderr] 
Dec 19 15:17:40.238 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
Dec 19 15:17:40.238 INFO [stderr]   --> src/main.rs:68:38
Dec 19 15:17:40.238 INFO [stderr]    |
Dec 19 15:17:40.238 INFO [stderr] 68 |         let args: Vec<&str> = buffer.trim_right().split(' ').collect();
Dec 19 15:17:40.238 INFO [stderr]    |                                      ^^^^^^^^^^
Dec 19 15:17:40.252 INFO [stderr]    |
Dec 19 15:17:40.253 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 15:17:40.253 INFO [stderr] 
Dec 19 15:17:40.298 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
Dec 19 15:17:40.298 INFO [stderr]   --> src/main.rs:68:38
Dec 19 15:17:40.298 INFO [stderr]    |
Dec 19 15:17:40.299 INFO [stderr] 68 |         let args: Vec<&str> = buffer.trim_right().split(' ').collect();
Dec 19 15:17:40.299 INFO [stderr]    |                                      ^^^^^^^^^^
Dec 19 15:17:40.299 INFO [stderr]    |
Dec 19 15:17:40.299 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 15:17:40.300 INFO [stderr] 
Dec 19 15:17:40.470 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.11s
Dec 19 15:17:42.087 INFO running `"docker" "inspect" "6392efc75364ae0ade8b4647e30f258202e2e9e3bcde72292534ee95dba07cac"`
Dec 19 15:17:42.354 INFO running `"docker" "rm" "-f" "6392efc75364ae0ade8b4647e30f258202e2e9e3bcde72292534ee95dba07cac"`
Dec 19 15:17:42.696 INFO [stdout] 6392efc75364ae0ade8b4647e30f258202e2e9e3bcde72292534ee95dba07cac