[INFO] fetching crate futures-test 0.3.29...
[INFO] testing futures-test-0.3.29 against 1.75.0 for beta-1.76-1
[INFO] extracting crate futures-test 0.3.29 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate futures-test 0.3.29 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-test 0.3.29
[INFO] finished tweaking crates.io crate futures-test 0.3.29
[INFO] tweaked toml for crates.io crate futures-test 0.3.29 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5abb5ccf678dcd81d3d499a39670991f751f1842c87c04305de1f43ed390379
[INFO] running `Command { std: "docker" "start" "-a" "b5abb5ccf678dcd81d3d499a39670991f751f1842c87c04305de1f43ed390379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5abb5ccf678dcd81d3d499a39670991f751f1842c87c04305de1f43ed390379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5abb5ccf678dcd81d3d499a39670991f751f1842c87c04305de1f43ed390379", kill_on_drop: false }`
[INFO] [stdout] b5abb5ccf678dcd81d3d499a39670991f751f1842c87c04305de1f43ed390379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de12dd2ee134df193c6d2ee322e96fefb9da1098e372ff905ddee726fb5e1510
[INFO] running `Command { std: "docker" "start" "-a" "de12dd2ee134df193c6d2ee322e96fefb9da1098e372ff905ddee726fb5e1510", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling pin-project v1.1.3
[INFO] [stderr]    Compiling futures-test v0.3.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "de12dd2ee134df193c6d2ee322e96fefb9da1098e372ff905ddee726fb5e1510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de12dd2ee134df193c6d2ee322e96fefb9da1098e372ff905ddee726fb5e1510", kill_on_drop: false }`
[INFO] [stdout] de12dd2ee134df193c6d2ee322e96fefb9da1098e372ff905ddee726fb5e1510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336fcb86335784171c7434f7bd1a307d1fe14283d5c2457cd7176b2740adc329
[INFO] running `Command { std: "docker" "start" "-a" "336fcb86335784171c7434f7bd1a307d1fe14283d5c2457cd7176b2740adc329", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-test v0.3.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "336fcb86335784171c7434f7bd1a307d1fe14283d5c2457cd7176b2740adc329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336fcb86335784171c7434f7bd1a307d1fe14283d5c2457cd7176b2740adc329", kill_on_drop: false }`
[INFO] [stdout] 336fcb86335784171c7434f7bd1a307d1fe14283d5c2457cd7176b2740adc329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 889cd741d05b08a161945f90f6b2c9cb23f4d9c4796ce976012826703f8ec6fe
[INFO] running `Command { std: "docker" "start" "-a" "889cd741d05b08a161945f90f6b2c9cb23f4d9c4796ce976012826703f8ec6fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_test-2fb2e6c37d703768)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test assert_unmoved::tests::dont_panic_when_not_polled ... ok
[INFO] [stdout] test assert_unmoved::tests::assert_send_sync ... ok
[INFO] [stdout] test assert_unmoved::tests::dont_double_panic - should panic ... ok
[INFO] [stdout] test task::panic_waker::tests::issue_2091_cross_thread_segfault - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures-test
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test src/future/mod.rs - future::FutureTestExt::interleave_pending (line 86) ... FAILED
[INFO] [stdout] test src/io/write/mod.rs - io::write::AsyncWriteTestExt::track_closed (line 121) ... FAILED
[INFO] [stdout] test src/assert.rs - assert::assert_stream_done (line 89) ... FAILED
[INFO] [stdout] test src/assert.rs - assert::assert_stream_next (line 45) ... FAILED
[INFO] [stdout] test src/sink/mod.rs - sink::SinkTestExt::track_closed (line 39) ... FAILED
[INFO] [stdout] test src/io/read/mod.rs - io::read::AsyncReadTestExt::interleave_pending (line 61) ... FAILED
[INFO] [stdout] test src/io/write/mod.rs - io::write::AsyncWriteTestExt::limited_write (line 72) ... FAILED
[INFO] [stdout] test src/assert.rs - assert::assert_stream_pending (line 11) ... FAILED
[INFO] [stdout] test src/io/write/mod.rs - io::write::AsyncWriteTestExt::track_closed (line 105) ... FAILED
[INFO] [stdout] test src/io/read/mod.rs - io::read::AsyncReadTestExt::limited (line 95) ... FAILED
[INFO] [stdout] test src/io/read/mod.rs - io::read::AsyncReadTestExt::interleave_pending (line 31) ... FAILED
[INFO] [stdout] test src/io/write/mod.rs - io::write::AsyncWriteTestExt::interleave_pending_write (line 32) ... FAILED
[INFO] [stdout] test src/future/mod.rs - future::FutureTestExt::run_in_background (line 60) ... FAILED
[INFO] [stdout] test src/future/mod.rs - future::FutureTestExt::pending_once (line 34) ... FAILED
[INFO] [stdout] test src/stream/mod.rs - stream::StreamTestExt::interleave_pending (line 30) ... FAILED
[INFO] [stdout] test src/task/noop_spawner.rs - task::noop_spawner::noop_spawner_mut (line 43) ... FAILED
[INFO] [stdout] test src/task/noop_spawner.rs - task::noop_spawner::NoopSpawner (line 8) ... FAILED
[INFO] [stdout] test src/sink/mod.rs - sink::SinkTestExt::track_closed (line 61) ... FAILED
[INFO] [stdout] test src/task/record_spawner.rs - task::record_spawner::RecordSpawner (line 9) ... FAILED
[INFO] [stdout] test src/task/panic_spawner.rs - task::panic_spawner::panic_spawner_mut (line 44) ... FAILED
[INFO] [stdout] test src/task/panic_spawner.rs - task::panic_spawner::PanicSpawner (line 8) ... FAILED
[INFO] [stdout] test src/task/context.rs - task::context::noop_context (line 24) ... FAILED
[INFO] [stdout] test src/lib.rs - test (line 66) ... ok
[INFO] [stdout] test src/lib.rs - test (line 76) ... ok
[INFO] [stdout] test src/task/context.rs - task::context::panic_context (line 9) ... ok
[INFO] [stdout] test src/task/panic_waker.rs - task::panic_waker::panic_waker_ref (line 46) ... ok
[INFO] [stdout] test src/task/wake_counter.rs - task::wake_counter::new_count_waker (line 44) ... ok
[INFO] [stdout] test src/task/panic_waker.rs - task::panic_waker::panic_waker (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/future/mod.rs - future::FutureTestExt::interleave_pending (line 86) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/future/mod.rs:87:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/future/mod.rs:88:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::future::{self, Future};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/future/mod.rs:88:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::future::{self, Future};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/future/mod.rs:91:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/future/mod.rs:94:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pin_mut!(future);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::future::FutureTestExt`
[INFO] [stdout]  --> src/future/mod.rs:90:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::future::FutureTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/future/mod.rs:84:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/io/write/mod.rs - io::write::AsyncWriteTestExt::track_closed (line 121) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:123:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::io::{AsyncWriteExt, Cursor};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:122:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | futures::executor::block_on(async {
[INFO] [stdout]   | ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::io::AsyncWriteTestExt`
[INFO] [stdout]  --> src/io/write/mod.rs:124:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_test::io::AsyncWriteTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/io/write/mod.rs:119:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/assert.rs - assert::assert_stream_done (line 89) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/assert.rs:90:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::stream;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/assert.rs:95:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/assert.rs:98:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pin_mut!(stream);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/assert.rs - assert::assert_stream_next (line 45) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/assert.rs:46:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::stream;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/assert.rs:51:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/assert.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pin_mut!(stream);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sink/mod.rs - sink::SinkTestExt::track_closed (line 39) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/sink/mod.rs:41:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::sink::{SinkExt, drain};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/sink/mod.rs:40:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | futures::executor::block_on(async {
[INFO] [stdout]   | ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::sink::SinkTestExt`
[INFO] [stdout]  --> src/sink/mod.rs:42:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_test::sink::SinkTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/sink/mod.rs:37:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/io/read/mod.rs - io::read::AsyncReadTestExt::interleave_pending (line 61) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:62:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:63:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::io::{AsyncBufRead, Cursor};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:66:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/io/read/mod.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pin_mut!(reader);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::io::AsyncReadTestExt`
[INFO] [stdout]  --> src/io/read/mod.rs:65:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::io::AsyncReadTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/io/read/mod.rs:59:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/io/write/mod.rs - io::write::AsyncWriteTestExt::limited_write (line 72) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:73:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:74:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::io::{AsyncWrite, Cursor};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:77:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/io/write/mod.rs:80:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pin_mut!(writer);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::io::AsyncWriteTestExt`
[INFO] [stdout]  --> src/io/write/mod.rs:76:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::io::AsyncWriteTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/io/write/mod.rs:70:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/assert.rs - assert::assert_stream_pending (line 11) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/assert.rs:12:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::stream;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/assert.rs:17:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/assert.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pin_mut!(stream);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/io/write/mod.rs - io::write::AsyncWriteTestExt::track_closed (line 105) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:107:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::io::{AsyncWriteExt, Cursor};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:106:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | futures::executor::block_on(async {
[INFO] [stdout]   | ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::io::AsyncWriteTestExt`
[INFO] [stdout]  --> src/io/write/mod.rs:108:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_test::io::AsyncWriteTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/io/write/mod.rs:103:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/io/read/mod.rs - io::read::AsyncReadTestExt::limited (line 95) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:96:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:97:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::io::{AsyncRead, Cursor};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:100:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/io/read/mod.rs:103:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pin_mut!(reader);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::io::AsyncReadTestExt`
[INFO] [stdout]  --> src/io/read/mod.rs:99:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::io::AsyncReadTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/io/read/mod.rs:93:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/io/read/mod.rs - io::read::AsyncReadTestExt::interleave_pending (line 31) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:32:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:33:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::io::{AsyncRead, Cursor};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/io/read/mod.rs:36:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/io/read/mod.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pin_mut!(reader);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::io::AsyncReadTestExt`
[INFO] [stdout]  --> src/io/read/mod.rs:35:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::io::AsyncReadTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/io/read/mod.rs:29:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/io/write/mod.rs - io::write::AsyncWriteTestExt::interleave_pending_write (line 32) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:33:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:34:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::io::{AsyncWrite, Cursor};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/io/write/mod.rs:37:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/io/write/mod.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pin_mut!(writer);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::io::AsyncWriteTestExt`
[INFO] [stdout]  --> src/io/write/mod.rs:36:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::io::AsyncWriteTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/io/write/mod.rs:30:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/future/mod.rs - future::FutureTestExt::run_in_background (line 60) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/future/mod.rs:62:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::channel::oneshot;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/future/mod.rs:61:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | futures::executor::block_on(async {
[INFO] [stdout]   | ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::future::FutureTestExt`
[INFO] [stdout]  --> src/future/mod.rs:63:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_test::future::FutureTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/future/mod.rs:58:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/future/mod.rs - future::FutureTestExt::pending_once (line 34) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/future/mod.rs:35:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/future/mod.rs:36:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::future::FutureExt;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/future/mod.rs:39:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/future/mod.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pin_mut!(future);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `poll_unpin` found for struct `PendingOnce` in the current scope
[INFO] [stdout]    --> src/future/mod.rs:46:19
[INFO] [stdout]     |
[INFO] [stdout] 15  | assert_eq!(future.poll_unpin(&mut cx), Poll::Pending);
[INFO] [stdout]     |                   ^^^^^^^^^^ method not found in `PendingOnce<{async block@src/future/mod.rs:10:15: 10:26}>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-util-0.3.30/src/future/future/mod.rs:554:8
[INFO] [stdout]     |
[INFO] [stdout] 554 |     fn poll_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output>
[INFO] [stdout]     |        ---------- the method is available for `PendingOnce<{async block@src/future/mod.rs:10:15: 10:26}>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 3   + use futures_util::future::future::FutureExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `poll_unpin` found for struct `PendingOnce` in the current scope
[INFO] [stdout]    --> src/future/mod.rs:47:19
[INFO] [stdout]     |
[INFO] [stdout] 16  | assert_eq!(future.poll_unpin(&mut cx), Poll::Ready(5));
[INFO] [stdout]     |                   ^^^^^^^^^^ method not found in `PendingOnce<{async block@src/future/mod.rs:10:15: 10:26}>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-util-0.3.30/src/future/future/mod.rs:554:8
[INFO] [stdout]     |
[INFO] [stdout] 554 |     fn poll_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output>
[INFO] [stdout]     |        ---------- the method is available for `PendingOnce<{async block@src/future/mod.rs:10:15: 10:26}>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 3   + use futures_util::future::future::FutureExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stream/mod.rs - stream::StreamTestExt::interleave_pending (line 30) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/stream/mod.rs:31:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/stream/mod.rs:32:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::stream::{self, Stream};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/stream/mod.rs:32:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::stream::{self, Stream};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/stream/mod.rs:35:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/stream/mod.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pin_mut!(stream);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::stream::StreamTestExt`
[INFO] [stdout]  --> src/stream/mod.rs:34:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::stream::StreamTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/stream/mod.rs:28:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/task/noop_spawner.rs - task::noop_spawner::noop_spawner_mut (line 43) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/noop_spawner.rs:44:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::SpawnExt;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn` found for mutable reference `&mut NoopSpawner` in the current scope
[INFO] [stdout]   --> src/task/noop_spawner.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | spawner.spawn(async { }).unwrap();
[INFO] [stdout]    |         ^^^^^ method not found in `&mut NoopSpawner`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-util-0.3.30/src/task/spawn.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn spawn<Fut>(&self, future: Fut) -> Result<(), SpawnError>
[INFO] [stdout]    |        ----- the method is available for `&mut NoopSpawner` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 3  + use futures_util::task::spawn::SpawnExt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/task/noop_spawner.rs - task::noop_spawner::NoopSpawner (line 8) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/noop_spawner.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::SpawnExt;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn` found for struct `NoopSpawner` in the current scope
[INFO] [stdout]   --> src/task/noop_spawner.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | spawner.spawn(async { }).unwrap();
[INFO] [stdout]    |         ^^^^^ method not found in `NoopSpawner`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-util-0.3.30/src/task/spawn.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn spawn<Fut>(&self, future: Fut) -> Result<(), SpawnError>
[INFO] [stdout]    |        ----- the method is available for `NoopSpawner` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 3  + use futures_util::task::spawn::SpawnExt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sink/mod.rs - sink::SinkTestExt::track_closed (line 61) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/sink/mod.rs:64:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::{sink::{SinkExt, drain}, future::FutureExt};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/sink/mod.rs:62:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | futures::executor::block_on(async {
[INFO] [stdout]   | ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `futures_test::sink::SinkTestExt`
[INFO] [stdout]  --> src/sink/mod.rs:65:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::sink::SinkTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/sink/mod.rs:59:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings, rust_2018_idioms, single_use_lifetimes)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/task/record_spawner.rs - task::record_spawner::RecordSpawner (line 9) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/record_spawner.rs:10:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::SpawnExt;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn` found for struct `RecordSpawner` in the current scope
[INFO] [stdout]   --> src/task/record_spawner.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 8  | recorder.spawn(async { }).unwrap();
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-util-0.3.30/src/task/spawn.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn spawn<Fut>(&self, future: Fut) -> Result<(), SpawnError>
[INFO] [stdout]    |        ----- the method is available for `RecordSpawner` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 3  + use futures_util::task::spawn::SpawnExt;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 8  | recorder.spawned(async { }).unwrap();
[INFO] [stdout]    |          ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/task/panic_spawner.rs - task::panic_spawner::panic_spawner_mut (line 44) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/panic_spawner.rs:45:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::SpawnExt;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn` found for mutable reference `&mut PanicSpawner` in the current scope
[INFO] [stdout]   --> src/task/panic_spawner.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | spawner.spawn(async { })?; // Will panic
[INFO] [stdout]    |         ^^^^^ method not found in `&mut PanicSpawner`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-util-0.3.30/src/task/spawn.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn spawn<Fut>(&self, future: Fut) -> Result<(), SpawnError>
[INFO] [stdout]    |        ----- the method is available for `&mut PanicSpawner` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 3  + use futures_util::task::spawn::SpawnExt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/task/panic_spawner.rs - task::panic_spawner::PanicSpawner (line 8) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/panic_spawner.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::task::SpawnExt;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn` found for struct `PanicSpawner` in the current scope
[INFO] [stdout]   --> src/task/panic_spawner.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 8  | spawn.spawn(async { })?; // Will panic
[INFO] [stdout]    |       ^^^^^ method not found in `PanicSpawner`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-util-0.3.30/src/task/spawn.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn spawn<Fut>(&self, future: Fut) -> Result<(), SpawnError>
[INFO] [stdout]    |        ----- the method is available for `PanicSpawner` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 3  + use futures_util::task::spawn::SpawnExt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/task/context.rs - task::context::noop_context (line 24) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/context.rs:25:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::future::Future;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> src/task/context.rs:26:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::task::Poll;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> src/task/context.rs:28:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::pin_mut;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `pin_mut`
[INFO] [stdout]   --> src/task/context.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pin_mut!(future);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `poll` found for `async` block `{async block@src/task/context.rs:9:14: 9:25}` in the current scope
[INFO] [stdout]   --> src/task/context.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | assert_eq!(future.poll(&mut noop_context()), Poll::Ready(5));
[INFO] [stdout]    |                   ^^^^ method not found in `{async block@src/task/context.rs:9:14: 9:25}`
[INFO] [stdout]    |
[INFO] [stdout] help: consider pinning the expression
[INFO] [stdout]    |
[INFO] [stdout] 12 ~ assert_eq!(let mut pinned = std::pin::pin!(future);
[INFO] [stdout] 13 ~ pinned.as_mut().poll(&mut noop_context()), Poll::Ready(5));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/assert.rs - assert::assert_stream_done (line 89)
[INFO] [stdout]     src/assert.rs - assert::assert_stream_next (line 45)
[INFO] [stdout]     src/assert.rs - assert::assert_stream_pending (line 11)
[INFO] [stdout]     src/future/mod.rs - future::FutureTestExt::interleave_pending (line 86)
[INFO] [stdout]     src/future/mod.rs - future::FutureTestExt::pending_once (line 34)
[INFO] [stdout]     src/future/mod.rs - future::FutureTestExt::run_in_background (line 60)
[INFO] [stdout]     src/io/read/mod.rs - io::read::AsyncReadTestExt::interleave_pending (line 31)
[INFO] [stdout]     src/io/read/mod.rs - io::read::AsyncReadTestExt::interleave_pending (line 61)
[INFO] [stdout]     src/io/read/mod.rs - io::read::AsyncReadTestExt::limited (line 95)
[INFO] [stdout]     src/io/write/mod.rs - io::write::AsyncWriteTestExt::interleave_pending_write (line 32)
[INFO] [stdout]     src/io/write/mod.rs - io::write::AsyncWriteTestExt::limited_write (line 72)
[INFO] [stdout]     src/io/write/mod.rs - io::write::AsyncWriteTestExt::track_closed (line 105)
[INFO] [stdout]     src/io/write/mod.rs - io::write::AsyncWriteTestExt::track_closed (line 121)
[INFO] [stdout]     src/sink/mod.rs - sink::SinkTestExt::track_closed (line 39)
[INFO] [stdout]     src/sink/mod.rs - sink::SinkTestExt::track_closed (line 61)
[INFO] [stdout]     src/stream/mod.rs - stream::StreamTestExt::interleave_pending (line 30)
[INFO] [stdout]     src/task/context.rs - task::context::noop_context (line 24)
[INFO] [stdout]     src/task/noop_spawner.rs - task::noop_spawner::NoopSpawner (line 8)
[INFO] [stdout]     src/task/noop_spawner.rs - task::noop_spawner::noop_spawner_mut (line 43)
[INFO] [stdout]     src/task/panic_spawner.rs - task::panic_spawner::PanicSpawner (line 8)
[INFO] [stdout]     src/task/panic_spawner.rs - task::panic_spawner::panic_spawner_mut (line 44)
[INFO] [stdout]     src/task/record_spawner.rs - task::record_spawner::RecordSpawner (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 22 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "889cd741d05b08a161945f90f6b2c9cb23f4d9c4796ce976012826703f8ec6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "889cd741d05b08a161945f90f6b2c9cb23f4d9c4796ce976012826703f8ec6fe", kill_on_drop: false }`
[INFO] [stdout] 889cd741d05b08a161945f90f6b2c9cb23f4d9c4796ce976012826703f8ec6fe
