[INFO] fetching crate tokio-net 0.2.0-alpha.6...
[INFO] testing tokio-net-0.2.0-alpha.6 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate tokio-net 0.2.0-alpha.6 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tokio-net 0.2.0-alpha.6
[INFO] finished tweaking crates.io crate tokio-net 0.2.0-alpha.6
[INFO] tweaked toml for crates.io crate tokio-net 0.2.0-alpha.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-net 0.2.0-alpha.6 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-net 0.2.0-alpha.6 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `test` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8be2f949e7d4c319f57a421d40ab781fa3050a514f93d5a4d6e80ae7da88d929
[INFO] running `Command { std: "docker" "start" "-a" "8be2f949e7d4c319f57a421d40ab781fa3050a514f93d5a4d6e80ae7da88d929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8be2f949e7d4c319f57a421d40ab781fa3050a514f93d5a4d6e80ae7da88d929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be2f949e7d4c319f57a421d40ab781fa3050a514f93d5a4d6e80ae7da88d929", kill_on_drop: false }`
[INFO] [stdout] 8be2f949e7d4c319f57a421d40ab781fa3050a514f93d5a4d6e80ae7da88d929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 966d8840880db9e102e9da9f06c5d49a399a79d1a2483f8e97472f32a86fba70
[INFO] running `Command { std: "docker" "start" "-a" "966d8840880db9e102e9da9f06c5d49a399a79d1a2483f8e97472f32a86fba70", kill_on_drop: false }`
[INFO] [stderr] warning: Found `test` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-codec v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]  --> src/lib.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/driver/registration.rs:194:45
[INFO] [stdout]     |
[INFO] [stdout] 194 |                     let actual = self.state.compare_and_swap(INIT, LOCKED, SeqCst);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/driver/registration.rs:399:45
[INFO] [stdout]     |
[INFO] [stdout] 399 |                     let actual = self.state.compare_and_swap(state, next, SeqCst);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "966d8840880db9e102e9da9f06c5d49a399a79d1a2483f8e97472f32a86fba70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966d8840880db9e102e9da9f06c5d49a399a79d1a2483f8e97472f32a86fba70", kill_on_drop: false }`
[INFO] [stdout] 966d8840880db9e102e9da9f06c5d49a399a79d1a2483f8e97472f32a86fba70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dcff5afad04c1c77266ffe7ee40abb06612424babf2731ce94a612f2b26af27
[INFO] running `Command { std: "docker" "start" "-a" "9dcff5afad04c1c77266ffe7ee40abb06612424babf2731ce94a612f2b26af27", kill_on_drop: false }`
[INFO] [stderr] warning: Found `test` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]  --> src/lib.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/driver/registration.rs:194:45
[INFO] [stdout]     |
[INFO] [stdout] 194 |                     let actual = self.state.compare_and_swap(INIT, LOCKED, SeqCst);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/driver/registration.rs:399:45
[INFO] [stdout]     |
[INFO] [stdout] 399 |                     let actual = self.state.compare_and_swap(state, next, SeqCst);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tokio_net::udp`
[INFO] [stdout]   --> tests/udp.rs:4:16
[INFO] [stdout]    |
[INFO] [stdout]  4 | use tokio_net::udp::{UdpFramed, UdpSocket};
[INFO] [stdout]    |                ^^^ could not find `udp` in `tokio_net`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | #[cfg(feature = "udp")]
[INFO] [stdout]    |       --------------- the item is gated behind the `udp` feature
[INFO] [stdout] 61 | pub mod udp;
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures_util::sink`
[INFO] [stdout]    --> tests/udp.rs:7:39
[INFO] [stdout]     |
[INFO] [stdout]   7 | use futures_util::{future::FutureExt, sink::SinkExt, stream::StreamExt, try_future::try_join};
[INFO] [stdout]     |                                       ^^^^ could not find `sink` in `futures_util`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-preview-0.3.0-alpha.19/src/lib.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | #[cfg(feature = "sink")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `sink` feature
[INFO] [stdout] 105 | pub mod sink;
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `bytes`
[INFO] [stdout]  --> tests/udp.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bytes::{BufMut, BytesMut};
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `bytes`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `bytes`, use `cargo add bytes` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    --> tests/udp.rs:102:3
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[tokio::test]
[INFO] [stdout]     |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/udp.rs:69:3
[INFO] [stdout]    |
[INFO] [stdout] 69 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/udp.rs:61:3
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/udp.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/udp.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/udp.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio_net::uds`
[INFO] [stdout]  --> tests/uds_datagram.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio_net::uds::*;
[INFO] [stdout]   |                ^^^ could not find `uds` in `tokio_net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tempfile`
[INFO] [stdout]  --> tests/uds_datagram.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tempfile;
[INFO] [stdout]   |     ^^^^^^^^ no external crate `tempfile`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/uds_datagram.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/support.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use tokio::runtime::current_thread::{self, Runtime as CurrentThreadRuntime};
[INFO] [stdout]   |         ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/support.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::timer::Timeout;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libc`
[INFO] [stdout]   --> tests/support.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use libc::{c_int, getpid, kill};
[INFO] [stdout]    |     ^^^^ use of unresolved module or unlinked crate `libc`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `libc`, use `cargo add libc` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures`
[INFO] [stdout]  --> tests/uds_stream.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::future::try_join;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `futures`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio_net::uds`
[INFO] [stdout]  --> tests/uds_stream.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio_net::uds::*;
[INFO] [stdout]   |                ^^^ could not find `uds` in `tokio_net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/uds_stream.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/tcp_connect.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tempfile`
[INFO] [stdout]  --> tests/uds_stream.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tempfile::Builder;
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `tempfile`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tempfile`, use `cargo add tempfile` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/tcp_connect.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::sync::oneshot;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/uds_stream.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio_test`
[INFO] [stdout]  --> tests/tcp_connect.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio_test::assert_ok;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `tokio_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 5 - use tokio_test::assert_ok;
[INFO] [stdout] 5 + use tokio_net::assert_ok;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> tests/tcp_connect.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::join;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `futures`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `futures`, use `cargo add futures` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    --> tests/tcp_connect.rs:148:3
[INFO] [stdout]     |
[INFO] [stdout] 148 | #[tokio::test]
[INFO] [stdout]     |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    --> tests/tcp_connect.rs:131:3
[INFO] [stdout]     |
[INFO] [stdout] 131 | #[tokio::test]
[INFO] [stdout]     |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    --> tests/tcp_connect.rs:114:3
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[tokio::test]
[INFO] [stdout]     |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/tcp_connect.rs:97:3
[INFO] [stdout]    |
[INFO] [stdout] 97 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/tcp_connect.rs:80:3
[INFO] [stdout]    |
[INFO] [stdout] 80 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/tcp_connect.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/tcp_connect.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[tokio::test]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/tcp_connect.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[tokio::test]
[INFO] [stdout]   |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/tcp_accept.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/tcp_accept.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::sync::oneshot;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-net` (test "uds_datagram") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `tokio_test`
[INFO] [stdout]  --> tests/tcp_accept.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio_test::assert_ok;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `tokio_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 5 - use tokio_test::assert_ok;
[INFO] [stdout] 5 + use tokio_net::assert_ok;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/tcp_accept.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |               #[tokio::test]
[INFO] [stdout]    |                 ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] ...
[INFO] [stdout] 33 | / test_accept! {
[INFO] [stdout] 34 | |     (ip_str, "127.0.0.1:0"),
[INFO] [stdout] 35 | |     (host_str, "localhost:0"),
[INFO] [stdout] 36 | |     (socket_addr, "127.0.0.1:0".parse::<SocketAddr>().unwrap()),
[INFO] [stdout] 37 | |     (str_port_tuple, ("127.0.0.1", 0)),
[INFO] [stdout] 38 | |     (ip_port_tuple, ("127.0.0.1".parse::<IpAddr>().unwrap(), 0)),
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `test_accept` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IpAddr` and `SocketAddr`
[INFO] [stdout]  --> tests/tcp_accept.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::net::{IpAddr, SocketAddr};
[INFO] [stdout]   |                ^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/tcp_accept.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |                   tokio::spawn(async move {
[INFO] [stdout]    |                   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] ...
[INFO] [stdout] 33 | / test_accept! {
[INFO] [stdout] 34 | |     (ip_str, "127.0.0.1:0"),
[INFO] [stdout] 35 | |     (host_str, "localhost:0"),
[INFO] [stdout] 36 | |     (socket_addr, "127.0.0.1:0".parse::<SocketAddr>().unwrap()),
[INFO] [stdout] 37 | |     (str_port_tuple, ("127.0.0.1", 0)),
[INFO] [stdout] 38 | |     (ip_port_tuple, ("127.0.0.1".parse::<IpAddr>().unwrap(), 0)),
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `test_accept` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/tcp_connect.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     tokio::spawn(async move {
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/tcp_connect.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     tokio::spawn(async move {
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-net` (test "tcp_accept") due to 5 previous errors; 1 warning emitted
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> tests/udp.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     tokio::spawn(async move {
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-net` (test "uds_stream") due to 5 previous errors
[INFO] [stderr] error: could not compile `tokio-net` (test "tcp_connect") due to 14 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/tcp_peek.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::AsyncReadExt;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-net` (test "tcp_peek") due to 4 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/tcp_peek.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::net::TcpStream;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio_test`
[INFO] [stdout]  --> tests/tcp_peek.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio_test::assert_ok;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `tokio_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 - use tokio_test::assert_ok;
[INFO] [stdout] 7 + use tokio_net::assert_ok;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> tests/tcp_peek.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[tokio::test]
[INFO] [stdout]   |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-net` (test "udp") due to 10 previous errors
[INFO] [stderr] error: could not compile `tokio-net` (test "support") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "9dcff5afad04c1c77266ffe7ee40abb06612424babf2731ce94a612f2b26af27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dcff5afad04c1c77266ffe7ee40abb06612424babf2731ce94a612f2b26af27", kill_on_drop: false }`
[INFO] [stdout] 9dcff5afad04c1c77266ffe7ee40abb06612424babf2731ce94a612f2b26af27