[INFO] fetching crate libp2p-gossipsub 0.18.0...
[INFO] checking libp2p-gossipsub-0.18.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate libp2p-gossipsub 0.18.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate libp2p-gossipsub 0.18.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libp2p-gossipsub 0.18.0
[INFO] finished tweaking crates.io crate libp2p-gossipsub 0.18.0
[INFO] tweaked toml for crates.io crate libp2p-gossipsub 0.18.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 3b80b6cf659a46c2db2d9d7d494d0c0a9f026df39097c23ae36c7ddf0606a9a0
[INFO] running `"docker" "start" "-a" "3b80b6cf659a46c2db2d9d7d494d0c0a9f026df39097c23ae36c7ddf0606a9a0"`
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[INFO] [stderr]    Compiling libp2p-core v0.18.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libp2p-plaintext v0.18.0
[INFO] [stderr]     Checking libp2p-swarm v0.18.1
[INFO] [stderr]     Checking libp2p-yamux v0.18.0
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |                 { |_| true },
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:574:74
[INFO] [stderr]     |
[INFO] [stderr] 574 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 5, { |_| true });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:577:75
[INFO] [stderr]     |
[INFO] [stderr] 577 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 30, { |_| true });
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:581:75
[INFO] [stderr]     |
[INFO] [stderr] 581 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 20, { |_| true });
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:585:74
[INFO] [stderr]     |
[INFO] [stderr] 585 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 0, { |_| true });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:589:74
[INFO] [stderr]     |
[INFO] [stderr] 589 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 5, { |_| false });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |                 { |_| true },
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 30s
[INFO] running `"docker" "inspect" "3b80b6cf659a46c2db2d9d7d494d0c0a9f026df39097c23ae36c7ddf0606a9a0"`
[INFO] running `"docker" "rm" "-f" "3b80b6cf659a46c2db2d9d7d494d0c0a9f026df39097c23ae36c7ddf0606a9a0"`
[INFO] [stdout] 3b80b6cf659a46c2db2d9d7d494d0c0a9f026df39097c23ae36c7ddf0606a9a0