[INFO] fetching crate async-net-mini 3.0.0...
[INFO] testing async-net-mini-3.0.0 against 1.93.0 for beta-1.94-1
[INFO] extracting crate async-net-mini 3.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate async-net-mini 3.0.0
[INFO] finished tweaking crates.io crate async-net-mini 3.0.0
[INFO] tweaked toml for crates.io crate async-net-mini 3.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-net-mini 3.0.0 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-net-mini 3.0.0 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded piper v0.2.4
[INFO] [stderr]   Downloaded blocking v1.6.2
[INFO] [stderr]   Downloaded hash32 v0.3.1
[INFO] [stderr]   Downloaded darling_macro v0.21.3
[INFO] [stderr]   Downloaded enumset_derive v0.14.0
[INFO] [stderr]   Downloaded async-io-mini v0.4.0
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[INFO] [stderr]   Downloaded async-task v4.7.1
[INFO] [stderr]   Downloaded darling_core v0.21.3
[INFO] [stderr]   Downloaded heapless v0.9.2
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "b03a5c596987c40b5371693189bc93f6cb68c1cacc86dcce08ea829558166410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03a5c596987c40b5371693189bc93f6cb68c1cacc86dcce08ea829558166410", kill_on_drop: false }`
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[INFO] [stderr]    Compiling quote v1.0.43
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[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling parking v2.2.1
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[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]    Compiling enumset v1.1.10
[INFO] [stderr]    Compiling async-io-mini v0.4.0
[INFO] [stderr]    Compiling async-net-mini v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.05s
[INFO] running `Command { std: "docker" "inspect" "f3b2148fc0be021fa79be463c6326e8c7cabbbe6e1e41ee8961f6d2c18ad0d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b2148fc0be021fa79be463c6326e8c7cabbbe6e1e41ee8961f6d2c18ad0d20", kill_on_drop: false }`
[INFO] [stdout] f3b2148fc0be021fa79be463c6326e8c7cabbbe6e1e41ee8961f6d2c18ad0d20
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fd4fd3dd26082ed091cbffcb51bceb5f6fd8db175c21fe761aba5a895c5b81f
[INFO] running `Command { std: "docker" "start" "-a" "6fd4fd3dd26082ed091cbffcb51bceb5f6fd8db175c21fe761aba5a895c5b81f", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-net-mini v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "6fd4fd3dd26082ed091cbffcb51bceb5f6fd8db175c21fe761aba5a895c5b81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd4fd3dd26082ed091cbffcb51bceb5f6fd8db175c21fe761aba5a895c5b81f", kill_on_drop: false }`
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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_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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1280b230af0e00e8059bc0a2da0f6998e660fc1ca6a90a3b96869b7c265f0b2c
[INFO] running `Command { std: "docker" "start" "-a" "1280b230af0e00e8059bc0a2da0f6998e660fc1ca6a90a3b96869b7c265f0b2c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_net_mini-d75f870774a05e85)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_net_mini
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::incoming (line 143) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::nodelay (line 469) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::connect (line 353) ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::ttl (line 170) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::bind (line 72) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::peer_addr (line 400) ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::accept (line 122) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::bind (line 83) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener (line 34) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 16) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket (line 34) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::bind (line 75) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream (line 311) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::local_addr (line 384) ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::bind (line 86) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::connect (line 154) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::connect (line 363) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::peek (line 442) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::ttl (line 513) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::local_addr (line 105) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::set_ttl (line 532) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::shutdown (line 421) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::multicast_loop_v6 (line 446) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::broadcast (line 322) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::set_ttl (line 190) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::multicast_loop_v4 (line 360) - compile ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::set_nodelay (line 494) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_multicast_ttl_v4 (line 426) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::peek_from (line 202) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::peek (line 280) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::local_addr (line 112) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::ttl (line 487) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_multicast_loop_v6 (line 466) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::recv (line 249) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_broadcast (line 340) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_multicast_loop_v4 (line 380) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::recv_from (line 175) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_ttl (line 506) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::peer_addr (line 128) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::multicast_ttl_v4 (line 404) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::send (line 303) - compile ... FAILED
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::send_to (line 225) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpListener::incoming (line 143) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:144:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpListener;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:148:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | let listener = TcpListener::bind("127.0.0.1:0").await?;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 8 | let mut incoming = listener.incoming();
[INFO] [stdout]   |                    -------- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `listener` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 7 | let listener: /* Type */ = TcpListener::bind("127.0.0.1:0").await?;
[INFO] [stdout]   |             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tcp.rs:152:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut stream = stream?;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 12 |     stream.write_all(b"hello").await?;
[INFO] [stdout]    |     ------ type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut stream: /* Type */ = stream?;
[INFO] [stdout]    |                   ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::nodelay (line 469) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:470:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:473:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("TCP_NODELAY is set to {}", stream.nodelay()?);
[INFO] [stdout]   |                                      ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream: /* Type */ = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::connect (line 353) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:354:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpListener::ttl (line 170) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:171:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpListener;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:174:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let listener = TcpListener::bind("127.0.0.1:80").await?;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 | listener.set_ttl(100)?;
[INFO] [stdout]   | -------- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `listener` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let listener: /* Type */ = TcpListener::bind("127.0.0.1:80").await?;
[INFO] [stdout]   |             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpListener::bind (line 72) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:73:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpListener;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::peer_addr (line 400) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:401:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:404:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream = TcpStream::connect("example.com:80").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("Connected to {}", stream.peer_addr()?);
[INFO] [stdout]   |                             ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream: /* Type */ = TcpStream::connect("example.com:80").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpListener::accept (line 122) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:123:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpListener;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:126:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let listener = TcpListener::bind("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 | let (stream, addr) = listener.accept().await?;
[INFO] [stdout]   |                      -------- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `listener` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let listener: /* Type */ = TcpListener::bind("127.0.0.1:8080").await?;
[INFO] [stdout]   |             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpListener::bind (line 83) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:84:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::{SocketAddr, TcpListener};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tcp.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | let listener = TcpListener::bind(&addrs[..]).await.unwrap();
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpListener (line 34) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:35:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpListener;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:39:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | let listener = TcpListener::bind("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 8 | let mut incoming = listener.incoming();
[INFO] [stdout]   |                    -------- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `listener` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 7 | let listener: /* Type */ = TcpListener::bind("127.0.0.1:8080").await?;
[INFO] [stdout]   |             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tcp.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut stream = stream?;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 12 |     stream.write_all(b"hello").await?;
[INFO] [stdout]    |     ------ type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut stream: /* Type */ = stream?;
[INFO] [stdout]    |                   ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/lib.rs:17:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | let socket = UdpSocket::bind("127.0.0.1:8080").await?;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     let (n, addr) = socket.recv_from(&mut buf).await?;
[INFO] [stdout]    |                     ------ type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]    |
[INFO] [stdout]  6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:8080").await?;
[INFO] [stdout]    |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket (line 34) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:35:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/udp.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | let socket = UdpSocket::bind("127.0.0.1:8080").await?;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     let (n, addr) = socket.recv_from(&mut buf).await?;
[INFO] [stdout]    |                     ------ type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]    |
[INFO] [stdout]  6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:8080").await?;
[INFO] [stdout]    |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::bind (line 75) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:76:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream (line 311) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:312:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:316:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | let mut stream = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 8 | stream.write_all(b"hello").await?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 7 | let mut stream: /* Type */ = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |               ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::local_addr (line 384) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:385:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:388:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream = TcpStream::connect("example.com:80").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("Local address is {}", stream.local_addr()?);
[INFO] [stdout]   |                                 ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream: /* Type */ = TcpStream::connect("example.com:80").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::bind (line 86) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:87:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::{SocketAddr, UdpSocket};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::connect (line 154) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:155:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:158:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:3400").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.connect("127.0.0.1:8080").await?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:3400").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::connect (line 363) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:364:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::{SocketAddr, TcpStream};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::peek (line 442) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:443:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:446:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | let n = stream.peek(&mut buf).await?;
[INFO] [stdout]   |         ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream: /* Type */ = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::ttl (line 513) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:514:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:517:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("IP_TTL is set to {}", stream.ttl()?);
[INFO] [stdout]   |                                 ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream: /* Type */ = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpListener::local_addr (line 105) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:106:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::{SocketAddr, TcpListener};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:109:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let listener = TcpListener::bind("127.0.0.1:0").await?;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 | println!("Listening on {}", listener.local_addr()?);
[INFO] [stdout]   |                             -------- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `listener` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let listener: /* Type */ = TcpListener::bind("127.0.0.1:0").await?;
[INFO] [stdout]   |             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::set_ttl (line 532) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:533:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:536:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | stream.set_ttl(100)?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream: /* Type */ = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::shutdown (line 421) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:422:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::{Shutdown, TcpStream};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:425:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | stream.shutdown(Shutdown::Both)?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream: /* Type */ = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::multicast_loop_v6 (line 446) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:447:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:450:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("IPV6_MULTICAST_LOOP is set to {}", socket.multicast_loop_v6()?);
[INFO] [stdout]   |                                              ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::broadcast (line 322) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:323:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:326:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("SO_BROADCAST is set to {}", socket.broadcast()?);
[INFO] [stdout]   |                                       ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpListener::set_ttl (line 190) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:191:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpListener;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:194:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let listener = TcpListener::bind("127.0.0.1:80").await?;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 | listener.set_ttl(100)?;
[INFO] [stdout]   | -------- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `listener` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let listener: /* Type */ = TcpListener::bind("127.0.0.1:80").await?;
[INFO] [stdout]   |             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::multicast_loop_v4 (line 360) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:361:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:364:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("IP_MULTICAST_LOOP is set to {}", socket.multicast_loop_v4()?);
[INFO] [stdout]   |                                            ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::TcpStream::set_nodelay (line 494) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/tcp.rs:495:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/tcp.rs:498:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | stream.set_nodelay(false)?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let stream: /* Type */ = TcpStream::connect("127.0.0.1:8080").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::set_multicast_ttl_v4 (line 426) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:427:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:430:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.set_multicast_ttl_v4(10)?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::peek_from (line 202) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:203:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:206:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | let (n, addr) = socket.peek_from(&mut buf).await?;
[INFO] [stdout]   |                 ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::peek (line 280) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:281:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:284:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.connect("127.0.0.1:8080").await?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::local_addr (line 112) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:113:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::{SocketAddr, UdpSocket};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:116:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:0").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("Bound to {}", socket.local_addr()?);
[INFO] [stdout]   |                         ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:0").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::ttl (line 487) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:488:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:491:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("IP_TTL is set to {}", socket.ttl()?);
[INFO] [stdout]   |                                 ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::set_multicast_loop_v6 (line 466) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:467:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:470:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.set_multicast_loop_v6(true)?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::recv (line 249) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:250:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:253:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.connect("127.0.0.1:8080").await?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::set_broadcast (line 340) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:341:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:344:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.set_broadcast(true)?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::set_multicast_loop_v4 (line 380) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:381:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:384:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.set_multicast_loop_v4(true)?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::recv_from (line 175) stdout ----
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:176:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:179:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | let (n, addr) = socket.recv_from(&mut buf).await?;
[INFO] [stdout]   |                 ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::set_ttl (line 506) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:507:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:510:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.set_ttl(100)?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::peer_addr (line 128) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:129:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:132:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.connect("192.168.0.1:41203").await?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::multicast_ttl_v4 (line 404) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:405:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:408:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | println!("IP_MULTICAST_TTL is set to {}", socket.multicast_loop_v4()?);
[INFO] [stdout]   |                                           ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::send (line 303) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:304:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:307:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.connect("127.0.0.1:8080").await?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/udp.rs - udp::UdpSocket::send_to (line 225) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `async_net`
[INFO] [stdout]  --> src/udp.rs:226:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use async_net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `async_net`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `async_net`, use `cargo add async_net` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/udp.rs:229:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 | socket.send_to(b"hello", "127.0.0.1:4242").await?;
[INFO] [stdout]   | ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `socket` an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 | let socket: /* Type */ = UdpSocket::bind("127.0.0.1:34254").await?;
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout]     src/tcp.rs - tcp::TcpListener (line 34)
[INFO] [stdout]     src/tcp.rs - tcp::TcpListener::accept (line 122)
[INFO] [stdout]     src/tcp.rs - tcp::TcpListener::bind (line 72)
[INFO] [stdout]     src/tcp.rs - tcp::TcpListener::bind (line 83)
[INFO] [stdout]     src/tcp.rs - tcp::TcpListener::incoming (line 143)
[INFO] [stdout]     src/tcp.rs - tcp::TcpListener::local_addr (line 105)
[INFO] [stdout]     src/tcp.rs - tcp::TcpListener::set_ttl (line 190)
[INFO] [stdout]     src/tcp.rs - tcp::TcpListener::ttl (line 170)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream (line 311)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::connect (line 353)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::connect (line 363)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::local_addr (line 384)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::nodelay (line 469)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::peek (line 442)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::peer_addr (line 400)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::set_nodelay (line 494)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::set_ttl (line 532)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::shutdown (line 421)
[INFO] [stdout]     src/tcp.rs - tcp::TcpStream::ttl (line 513)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket (line 34)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::bind (line 75)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::bind (line 86)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::broadcast (line 322)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::connect (line 154)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::local_addr (line 112)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::multicast_loop_v4 (line 360)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::multicast_loop_v6 (line 446)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::multicast_ttl_v4 (line 404)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::peek (line 280)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::peek_from (line 202)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::peer_addr (line 128)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::recv (line 249)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::recv_from (line 175)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::send (line 303)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::send_to (line 225)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::set_broadcast (line 340)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::set_multicast_loop_v4 (line 380)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::set_multicast_loop_v6 (line 466)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::set_multicast_ttl_v4 (line 426)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::set_ttl (line 506)
[INFO] [stdout]     src/udp.rs - udp::UdpSocket::ttl (line 487)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 42 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1280b230af0e00e8059bc0a2da0f6998e660fc1ca6a90a3b96869b7c265f0b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1280b230af0e00e8059bc0a2da0f6998e660fc1ca6a90a3b96869b7c265f0b2c", kill_on_drop: false }`
[INFO] [stdout] 1280b230af0e00e8059bc0a2da0f6998e660fc1ca6a90a3b96869b7c265f0b2c
