[INFO] fetching crate libp2p-tcp 0.43.0...
[INFO] checking libp2p-tcp-0.43.0 against master#8f43b85954d2f3d8fc00a7504c603e5ca9eb0695 for pr-133502-5
[INFO] extracting crate libp2p-tcp 0.43.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate libp2p-tcp 0.43.0 on toolchain 8f43b85954d2f3d8fc00a7504c603e5ca9eb0695
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-tcp 0.43.0
[INFO] finished tweaking crates.io crate libp2p-tcp 0.43.0
[INFO] tweaked toml for crates.io crate libp2p-tcp 0.43.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate libp2p-tcp 0.43.0 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" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 808ebcf6906b5c9774e3eec00e3f8a2f5df11139b288de68fae0f52ae1e73195
[INFO] running `Command { std: "docker" "start" "-a" "808ebcf6906b5c9774e3eec00e3f8a2f5df11139b288de68fae0f52ae1e73195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "808ebcf6906b5c9774e3eec00e3f8a2f5df11139b288de68fae0f52ae1e73195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808ebcf6906b5c9774e3eec00e3f8a2f5df11139b288de68fae0f52ae1e73195", kill_on_drop: false }`
[INFO] [stdout] 808ebcf6906b5c9774e3eec00e3f8a2f5df11139b288de68fae0f52ae1e73195
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d2f93788432f44b190ad8d4a63f160360441bc6e1ef58725c1a2ca7ced93de0
[INFO] running `Command { std: "docker" "start" "-a" "8d2f93788432f44b190ad8d4a63f160360441bc6e1ef58725c1a2ca7ced93de0", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/lib.rs:811:17
[INFO] [stdout]     |
[INFO] [stdout] 811 |         fn test(addr: Multiaddr) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/lib.rs:891:17
[INFO] [stdout]     |
[INFO] [stdout] 891 |         fn test(addr: Multiaddr) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]     --> src/lib.rs:1008:17
[INFO] [stdout]      |
[INFO] [stdout] 1008 |         fn test(addr: Multiaddr) {
[INFO] [stdout]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]     --> src/lib.rs:1076:17
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         fn test(addr: Multiaddr) {
[INFO] [stdout]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]     --> src/lib.rs:1112:17
[INFO] [stdout]      |
[INFO] [stdout] 1112 |         fn test(addr: Multiaddr) {
[INFO] [stdout]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]     --> src/lib.rs:1140:17
[INFO] [stdout]      |
[INFO] [stdout] 1140 |         fn test(addr: Multiaddr) {
[INFO] [stdout]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `listener` is never used
[INFO] [stdout]    --> src/lib.rs:767:18
[INFO] [stdout]     |
[INFO] [stdout] 767 |         async fn listener<T: Provider>(addr: Multiaddr, mut ready_tx: mpsc::Sender<Multiaddr>) {
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dialer` is never used
[INFO] [stdout]    --> src/lib.rs:788:18
[INFO] [stdout]     |
[INFO] [stdout] 788 |         async fn dialer<T: Provider>(mut ready_rx: mpsc::Receiver<Multiaddr>) {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `listener` is never used
[INFO] [stdout]    --> src/lib.rs:848:18
[INFO] [stdout]     |
[INFO] [stdout] 848 |         async fn listener<T: Provider>(addr: Multiaddr, mut ready_tx: mpsc::Sender<Multiaddr>) {
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dialer` is never used
[INFO] [stdout]    --> src/lib.rs:876:18
[INFO] [stdout]     |
[INFO] [stdout] 876 |         async fn dialer<T: Provider>(mut ready_rx: mpsc::Receiver<Multiaddr>) {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `listener` is never used
[INFO] [stdout]    --> src/lib.rs:928:18
[INFO] [stdout]     |
[INFO] [stdout] 928 |         async fn listener<T: Provider>(
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dialer` is never used
[INFO] [stdout]    --> src/lib.rs:962:18
[INFO] [stdout]     |
[INFO] [stdout] 962 |         async fn dialer<T: Provider>(
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `listen_twice` is never used
[INFO] [stdout]     --> src/lib.rs:1047:18
[INFO] [stdout]      |
[INFO] [stdout] 1047 |         async fn listen_twice<T: Provider>(addr: Multiaddr) {
[INFO] [stdout]      |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `listen` is never used
[INFO] [stdout]     --> src/lib.rs:1103:18
[INFO] [stdout]      |
[INFO] [stdout] 1103 |         async fn listen<T: Provider>(addr: Multiaddr) -> Multiaddr {
[INFO] [stdout]      |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cycle_listeners` is never used
[INFO] [stdout]     --> src/lib.rs:1163:18
[INFO] [stdout]      |
[INFO] [stdout] 1163 |         async fn cycle_listeners<T: Provider>() -> bool {
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]     --> src/lib.rs:1188:12
[INFO] [stdout]      |
[INFO] [stdout] 1188 |         fn test<T: Provider>() {
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "8d2f93788432f44b190ad8d4a63f160360441bc6e1ef58725c1a2ca7ced93de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2f93788432f44b190ad8d4a63f160360441bc6e1ef58725c1a2ca7ced93de0", kill_on_drop: false }`
[INFO] [stdout] 8d2f93788432f44b190ad8d4a63f160360441bc6e1ef58725c1a2ca7ced93de0