[INFO] crate k-bucket 0.1.0 is already in cache
[INFO] testing k-bucket-0.1.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate k-bucket 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate k-bucket 0.1.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate k-bucket 0.1.0
[INFO] finished tweaking crates.io crate k-bucket 0.1.0
[INFO] tweaked toml for crates.io crate k-bucket 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a16496cdb5b88986e5f6c60348a58cc1bd3caa4e3a67245b52321b6b0192b59f
[INFO] running `"docker" "start" "-a" "a16496cdb5b88986e5f6c60348a58cc1bd3caa4e3a67245b52321b6b0192b59f"`
[INFO] [stderr]    Compiling k-bucket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "a16496cdb5b88986e5f6c60348a58cc1bd3caa4e3a67245b52321b6b0192b59f"`
[INFO] running `"docker" "rm" "-f" "a16496cdb5b88986e5f6c60348a58cc1bd3caa4e3a67245b52321b6b0192b59f"`
[INFO] [stdout] a16496cdb5b88986e5f6c60348a58cc1bd3caa4e3a67245b52321b6b0192b59f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf43b38c43b4bf27a68d29350cce7775d6ff398cf51f3ce6ab42a457b8bb2bd4
[INFO] running `"docker" "start" "-a" "cf43b38c43b4bf27a68d29350cce7775d6ff398cf51f3ce6ab42a457b8bb2bd4"`
[INFO] [stderr]    Compiling k-bucket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `clippy`
[INFO] [stderr]  --> src/lib.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![cfg_attr(test, plugin(clippy))]
[INFO] [stderr]   |                          ^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `k-bucket`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `k_bucket::Contact`
[INFO] [stderr]  --> tests/add.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use k_bucket::{Contact, KBucket};
[INFO] [stderr]   |                ^^^^^^^ no `Contact` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `KBucket`
[INFO] [stderr]  --> tests/add.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | use k_bucket::{Contact, KBucket};
[INFO] [stderr]   |                         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `k-bucket`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cf43b38c43b4bf27a68d29350cce7775d6ff398cf51f3ce6ab42a457b8bb2bd4"`
[INFO] running `"docker" "rm" "-f" "cf43b38c43b4bf27a68d29350cce7775d6ff398cf51f3ce6ab42a457b8bb2bd4"`
[INFO] [stdout] cf43b38c43b4bf27a68d29350cce7775d6ff398cf51f3ce6ab42a457b8bb2bd4