[INFO] fetching crate libp2p-tcp 0.39.0...
[INFO] testing libp2p-tcp-0.39.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate libp2p-tcp 0.39.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate libp2p-tcp 0.39.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-tcp 0.39.0
[INFO] finished tweaking crates.io crate libp2p-tcp 0.39.0
[INFO] tweaked toml for crates.io crate libp2p-tcp 0.39.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e78a9180f4b69ed7e703b00f2a0faae2cba40f7eda7321a913dd1a92650e601e
[INFO] running `Command { std: "docker" "start" "-a" "e78a9180f4b69ed7e703b00f2a0faae2cba40f7eda7321a913dd1a92650e601e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e78a9180f4b69ed7e703b00f2a0faae2cba40f7eda7321a913dd1a92650e601e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e78a9180f4b69ed7e703b00f2a0faae2cba40f7eda7321a913dd1a92650e601e", kill_on_drop: false }`
[INFO] [stdout] e78a9180f4b69ed7e703b00f2a0faae2cba40f7eda7321a913dd1a92650e601e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b10d3bc6b20a63160fb4ff70384760046a5cbbb826cceb80bd446cda5573373
[INFO] running `Command { std: "docker" "start" "-a" "8b10d3bc6b20a63160fb4ff70384760046a5cbbb826cceb80bd446cda5573373", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libp2p-core v0.39.1
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[INFO] [stderr]    Compiling libp2p-tcp v0.39.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.73s
[INFO] running `Command { std: "docker" "inspect" "8b10d3bc6b20a63160fb4ff70384760046a5cbbb826cceb80bd446cda5573373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b10d3bc6b20a63160fb4ff70384760046a5cbbb826cceb80bd446cda5573373", kill_on_drop: false }`
[INFO] [stdout] 8b10d3bc6b20a63160fb4ff70384760046a5cbbb826cceb80bd446cda5573373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4794a51affabb20ac4636453c76a861a5ec0a8fc38febbdcea0c931f36e09b
[INFO] running `Command { std: "docker" "start" "-a" "2b4794a51affabb20ac4636453c76a861a5ec0a8fc38febbdcea0c931f36e09b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling libp2p-identity v0.1.1
[INFO] [stderr]    Compiling is-terminal v0.4.7
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[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling multistream-select v0.12.1
[INFO] [stderr]    Compiling rw-stream-sink v0.3.0
[INFO] [stderr]    Compiling libp2p-core v0.39.1
[INFO] [stderr]    Compiling netlink-proto v0.10.0
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[INFO] [stderr]    Compiling libp2p-tcp v0.39.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `libp2p_core::PeerId`: Depend on `libp2p-identity` instead.
[INFO] [stdout]    --> src/lib.rs:861:22
[INFO] [stdout]     |
[INFO] [stdout] 861 |     use libp2p_core::PeerId;
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libp2p_core::PeerId`: Depend on `libp2p-identity` instead.
[INFO] [stdout]     --> src/lib.rs:1294:33
[INFO] [stdout]      |
[INFO] [stdout] 1294 |             .with(Protocol::P2p(PeerId::random().into()));
[INFO] [stdout]      |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/lib.rs:951:17
[INFO] [stdout]     |
[INFO] [stdout] 951 |         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:1020:17
[INFO] [stdout]      |
[INFO] [stdout] 1020 |         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:1125:17
[INFO] [stdout]      |
[INFO] [stdout] 1125 |         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:1191:17
[INFO] [stdout]      |
[INFO] [stdout] 1191 |         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:1225:17
[INFO] [stdout]      |
[INFO] [stdout] 1225 |         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:1251:17
[INFO] [stdout]      |
[INFO] [stdout] 1251 |         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:917:18
[INFO] [stdout]     |
[INFO] [stdout] 917 |         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:938:18
[INFO] [stdout]     |
[INFO] [stdout] 938 |         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:986:18
[INFO] [stdout]     |
[INFO] [stdout] 986 |         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:1014:18
[INFO] [stdout]      |
[INFO] [stdout] 1014 |         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:1055:18
[INFO] [stdout]      |
[INFO] [stdout] 1055 |         async fn listener<T: Provider>(
[INFO] [stdout]      |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dialer` is never used
[INFO] [stdout]     --> src/lib.rs:1089:18
[INFO] [stdout]      |
[INFO] [stdout] 1089 |         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:1162:18
[INFO] [stdout]      |
[INFO] [stdout] 1162 |         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:1216:18
[INFO] [stdout]      |
[INFO] [stdout] 1216 |         async fn listen<T: Provider>(addr: Multiaddr) -> Multiaddr {
[INFO] [stdout]      |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_address_translation` is never used
[INFO] [stdout]     --> src/lib.rs:1280:8
[INFO] [stdout]      |
[INFO] [stdout] 1280 |     fn test_address_translation<T>()
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cycle_listeners` is never used
[INFO] [stdout]     --> src/lib.rs:1321:18
[INFO] [stdout]      |
[INFO] [stdout] 1321 |         async fn cycle_listeners<T: Provider>() -> bool {
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.73s
[INFO] running `Command { std: "docker" "inspect" "2b4794a51affabb20ac4636453c76a861a5ec0a8fc38febbdcea0c931f36e09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4794a51affabb20ac4636453c76a861a5ec0a8fc38febbdcea0c931f36e09b", kill_on_drop: false }`
[INFO] [stdout] 2b4794a51affabb20ac4636453c76a861a5ec0a8fc38febbdcea0c931f36e09b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a23c1e614f37eb34644dededec9d9bd0a39ab784fd4826dd5dfa04fb72822b14
[INFO] running `Command { std: "docker" "start" "-a" "a23c1e614f37eb34644dededec9d9bd0a39ab784fd4826dd5dfa04fb72822b14", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `libp2p_core::PeerId`: Depend on `libp2p-identity` instead.
[INFO] [stderr]    --> src/lib.rs:861:22
[INFO] [stderr]     |
[INFO] [stderr] 861 |     use libp2p_core::PeerId;
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libp2p_core::PeerId`: Depend on `libp2p-identity` instead.
[INFO] [stderr]     --> src/lib.rs:1294:33
[INFO] [stderr]      |
[INFO] [stderr] 1294 |             .with(Protocol::P2p(PeerId::random().into()));
[INFO] [stderr]      |                                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/lib.rs:951:17
[INFO] [stderr]     |
[INFO] [stderr] 951 |         fn test(addr: Multiaddr) {
[INFO] [stderr]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]     --> src/lib.rs:1020:17
[INFO] [stderr]      |
[INFO] [stderr] 1020 |         fn test(addr: Multiaddr) {
[INFO] [stderr]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]     --> src/lib.rs:1125:17
[INFO] [stderr]      |
[INFO] [stderr] 1125 |         fn test(addr: Multiaddr) {
[INFO] [stderr]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]     --> src/lib.rs:1191:17
[INFO] [stderr]      |
[INFO] [stderr] 1191 |         fn test(addr: Multiaddr) {
[INFO] [stderr]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]     --> src/lib.rs:1225:17
[INFO] [stderr]      |
[INFO] [stderr] 1225 |         fn test(addr: Multiaddr) {
[INFO] [stderr]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]     --> src/lib.rs:1251:17
[INFO] [stderr]      |
[INFO] [stderr] 1251 |         fn test(addr: Multiaddr) {
[INFO] [stderr]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: function `listener` is never used
[INFO] [stderr]    --> src/lib.rs:917:18
[INFO] [stderr]     |
[INFO] [stderr] 917 |         async fn listener<T: Provider>(addr: Multiaddr, mut ready_tx: mpsc::Sender<Multiaddr>) {
[INFO] [stderr]     |                  ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `dialer` is never used
[INFO] [stderr]    --> src/lib.rs:938:18
[INFO] [stderr]     |
[INFO] [stderr] 938 |         async fn dialer<T: Provider>(mut ready_rx: mpsc::Receiver<Multiaddr>) {
[INFO] [stderr]     |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `listener` is never used
[INFO] [stderr]    --> src/lib.rs:986:18
[INFO] [stderr]     |
[INFO] [stderr] 986 |         async fn listener<T: Provider>(addr: Multiaddr, mut ready_tx: mpsc::Sender<Multiaddr>) {
[INFO] [stderr]     |                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `dialer` is never used
[INFO] [stderr]     --> src/lib.rs:1014:18
[INFO] [stderr]      |
[INFO] [stderr] 1014 |         async fn dialer<T: Provider>(mut ready_rx: mpsc::Receiver<Multiaddr>) {
[INFO] [stderr]      |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `listener` is never used
[INFO] [stderr]     --> src/lib.rs:1055:18
[INFO] [stderr]      |
[INFO] [stderr] 1055 |         async fn listener<T: Provider>(
[INFO] [stderr]      |                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `dialer` is never used
[INFO] [stderr]     --> src/lib.rs:1089:18
[INFO] [stderr]      |
[INFO] [stderr] 1089 |         async fn dialer<T: Provider>(
[INFO] [stderr]      |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `listen_twice` is never used
[INFO] [stderr]     --> src/lib.rs:1162:18
[INFO] [stderr]      |
[INFO] [stderr] 1162 |         async fn listen_twice<T: Provider>(addr: Multiaddr) {
[INFO] [stderr]      |                  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `listen` is never used
[INFO] [stderr]     --> src/lib.rs:1216:18
[INFO] [stderr]      |
[INFO] [stderr] 1216 |         async fn listen<T: Provider>(addr: Multiaddr) -> Multiaddr {
[INFO] [stderr]      |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_address_translation` is never used
[INFO] [stderr]     --> src/lib.rs:1280:8
[INFO] [stderr]      |
[INFO] [stderr] 1280 |     fn test_address_translation<T>()
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `cycle_listeners` is never used
[INFO] [stderr]     --> src/lib.rs:1321:18
[INFO] [stderr]      |
[INFO] [stderr] 1321 |         async fn cycle_listeners<T: Provider>() -> bool {
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `libp2p-tcp` (lib test) generated 18 warnings (run `cargo fix --lib -p libp2p-tcp --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libp2p_tcp-5cc578578d869c76)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::listen_invalid_addr ... ok
[INFO] [stdout] test tests::listen_port_0 ... ok
[INFO] [stdout] test tests::wildcard_expansion ... ok
[INFO] [stdout] test tests::multiaddr_to_tcp_conversion ... ok
[INFO] [stdout] test tests::port_reuse_listening ... ok
[INFO] [stdout] test tests::communicating_between_dialer_and_listener ... ok
[INFO] [stdout] test tests::port_reuse_dialing ... ok
[INFO] [stdout] test tests::test_remove_listener ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libp2p-tcp
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Config::port_reuse (line 235) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a23c1e614f37eb34644dededec9d9bd0a39ab784fd4826dd5dfa04fb72822b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23c1e614f37eb34644dededec9d9bd0a39ab784fd4826dd5dfa04fb72822b14", kill_on_drop: false }`
[INFO] [stdout] a23c1e614f37eb34644dededec9d9bd0a39ab784fd4826dd5dfa04fb72822b14
