[INFO] cloning repository https://github.com/hashkid/peer-discovery
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hashkid/peer-discovery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhashkid%2Fpeer-discovery", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhashkid%2Fpeer-discovery'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b131a26fd2db7195c0f12baf8c792d63d8d5449e
[INFO] building hashkid/peer-discovery against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhashkid%2Fpeer-discovery" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hashkid/peer-discovery
[INFO] finished tweaking git repo https://github.com/hashkid/peer-discovery
[INFO] tweaked toml for git repo https://github.com/hashkid/peer-discovery written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hashkid/peer-discovery on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hashkid/peer-discovery already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] debe27def718ce4c3e9a2608adcd02d6fcd799e4e03844d72ef54a88b9b1a852
[INFO] running `Command { std: "docker" "start" "-a" "debe27def718ce4c3e9a2608adcd02d6fcd799e4e03844d72ef54a88b9b1a852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "debe27def718ce4c3e9a2608adcd02d6fcd799e4e03844d72ef54a88b9b1a852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debe27def718ce4c3e9a2608adcd02d6fcd799e4e03844d72ef54a88b9b1a852", kill_on_drop: false }`
[INFO] [stdout] debe27def718ce4c3e9a2608adcd02d6fcd799e4e03844d72ef54a88b9b1a852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b755fb1c591e16bc252be10fe3c6b95dfff3abfa08b89595a220121335f03425
[INFO] running `Command { std: "docker" "start" "-a" "b755fb1c591e16bc252be10fe3c6b95dfff3abfa08b89595a220121335f03425", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
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[INFO] [stderr]    Compiling libp2p-noise v0.45.0
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[INFO] [stderr]    Compiling futures-rustls v0.26.0
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[INFO] [stderr]    Compiling libp2p-tls v0.5.0
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[INFO] [stderr]    Compiling libp2p-tcp v0.42.0
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[INFO] [stderr]    Compiling libp2p-allow-block-list v0.4.0
[INFO] [stderr]    Compiling libp2p-identify v0.45.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.47.0
[INFO] [stderr]    Compiling libp2p-kad v0.46.2
[INFO] [stderr]    Compiling quinn v0.11.5
[INFO] [stderr]    Compiling libp2p-quic v0.11.1
[INFO] [stderr]    Compiling libp2p v0.54.1
[INFO] [stderr]    Compiling peer_discover v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env::args`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env::args, num::NonZeroUsize, str::FromStr, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GetRecordOk`, `RecordKey`, and `Record`
[INFO] [stdout]  --> src/main.rs:3:89
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libp2p::{futures::StreamExt, identify, identity::Keypair, kad::{store::MemoryStore, GetRecordOk, Record, RecordKey}, noise, swarm::{N...
[INFO] [stdout]   |                                                                                         ^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_search`
[INFO] [stdout]   --> src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let to_search = PeerId::random();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_search`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `discover` is never used
[INFO] [stdout]    --> src/main.rs:150:4
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn discover(swarm: &mut Swarm<DiscoveryBehaviour>, to_search: PeerId) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `put` is never used
[INFO] [stdout]    --> src/main.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn put(swarm: &mut Swarm<DiscoveryBehaviour>) {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "b755fb1c591e16bc252be10fe3c6b95dfff3abfa08b89595a220121335f03425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b755fb1c591e16bc252be10fe3c6b95dfff3abfa08b89595a220121335f03425", kill_on_drop: false }`
[INFO] [stdout] b755fb1c591e16bc252be10fe3c6b95dfff3abfa08b89595a220121335f03425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c18aeb2fd7bdaa44e7229b7f1e423dd182301cd199e29150bb70c90dc4b103d
[INFO] running `Command { std: "docker" "start" "-a" "9c18aeb2fd7bdaa44e7229b7f1e423dd182301cd199e29150bb70c90dc4b103d", kill_on_drop: false }`
[INFO] [stderr]    Compiling peer_discover v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env::args`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env::args, num::NonZeroUsize, str::FromStr, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GetRecordOk`, `RecordKey`, and `Record`
[INFO] [stdout]  --> src/main.rs:3:89
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libp2p::{futures::StreamExt, identify, identity::Keypair, kad::{store::MemoryStore, GetRecordOk, Record, RecordKey}, noise, swarm::{N...
[INFO] [stdout]   |                                                                                         ^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_search`
[INFO] [stdout]   --> src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let to_search = PeerId::random();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_search`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `discover` is never used
[INFO] [stdout]    --> src/main.rs:150:4
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn discover(swarm: &mut Swarm<DiscoveryBehaviour>, to_search: PeerId) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `put` is never used
[INFO] [stdout]    --> src/main.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn put(swarm: &mut Swarm<DiscoveryBehaviour>) {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "9c18aeb2fd7bdaa44e7229b7f1e423dd182301cd199e29150bb70c90dc4b103d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c18aeb2fd7bdaa44e7229b7f1e423dd182301cd199e29150bb70c90dc4b103d", kill_on_drop: false }`
[INFO] [stdout] 9c18aeb2fd7bdaa44e7229b7f1e423dd182301cd199e29150bb70c90dc4b103d