[INFO] updating cached repository https://github.com/jeffrey-xiao/kademlia-dht-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b233696cecb4555f0ab47e65e0bfbc306e66336
[INFO] checking jeffrey-xiao/kademlia-dht-rs against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffrey-xiao%2Fkademlia-dht-rs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeffrey-xiao/kademlia-dht-rs on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jeffrey-xiao/kademlia-dht-rs
[INFO] finished tweaking git repo https://github.com/jeffrey-xiao/kademlia-dht-rs
[INFO] tweaked toml for git repo https://github.com/jeffrey-xiao/kademlia-dht-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2fb55f55133936847493a963673eb264cae133990862855034770e5f7ec2f02f
[INFO] running `"docker" "start" "-a" "2fb55f55133936847493a963673eb264cae133990862855034770e5f7ec2f02f"`
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking bincode v0.9.2
[INFO] [stderr]     Checking sha3 v0.7.3
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking kademlia-dht v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]   --> src/node/mod.rs:11:24
[INFO] [stderr]    |
[INFO] [stderr] 11 | use log::{debug, info, log, warn};
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/protocol.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use log::{log, warn};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/storage.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]   --> src/node/mod.rs:11:24
[INFO] [stderr]    |
[INFO] [stderr] 11 | use log::{debug, info, log, warn};
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/protocol.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use log::{log, warn};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/storage.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/main.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/main.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.64s
[INFO] running `"docker" "inspect" "2fb55f55133936847493a963673eb264cae133990862855034770e5f7ec2f02f"`
[INFO] running `"docker" "rm" "-f" "2fb55f55133936847493a963673eb264cae133990862855034770e5f7ec2f02f"`
[INFO] [stdout] 2fb55f55133936847493a963673eb264cae133990862855034770e5f7ec2f02f