[INFO] fetching crate flume 0.10.1...
[INFO] checking flume-0.10.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate flume 0.10.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate flume 0.10.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flume 0.10.1
[INFO] finished tweaking crates.io crate flume 0.10.1
[INFO] tweaked toml for crates.io crate flume 0.10.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate flume 0.10.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bd299928b336c5de45da7e1fdc2f1de1945a73f1aa201659587b704b5a33d90
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4bd299928b336c5de45da7e1fdc2f1de1945a73f1aa201659587b704b5a33d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bd299928b336c5de45da7e1fdc2f1de1945a73f1aa201659587b704b5a33d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd299928b336c5de45da7e1fdc2f1de1945a73f1aa201659587b704b5a33d90", kill_on_drop: false }`
[INFO] [stdout] 4bd299928b336c5de45da7e1fdc2f1de1945a73f1aa201659587b704b5a33d90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d4bc762e3cfd36e8d185d71cbc4e89d91e631536866d217f6235a099a63c97d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d4bc762e3cfd36e8d185d71cbc4e89d91e631536866d217f6235a099a63c97d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
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[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking flume v0.10.1 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: unused import: `RecvError`
[INFO] [stdout]   --> tests/array.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError};
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RecvError`
[INFO] [stdout]   --> tests/zero.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError};
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RecvError`
[INFO] [stdout]   --> tests/list.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError};
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1689:34
[INFO] [stdout]      |
[INFO] [stdout] 1689 |             _bar = rx2.recv() => { panic!() }
[INFO] [stdout]      |                                  ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1693:34
[INFO] [stdout]      |
[INFO] [stdout] 1693 |             _foo = rx1.recv() => { panic!() },
[INFO] [stdout]      |                                  ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1694:33
[INFO] [stdout]      |
[INFO] [stdout] 1694 |             bar = rx2.recv() => { assert_eq!(bar.unwrap(), 2) }
[INFO] [stdout]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1699:34
[INFO] [stdout]      |
[INFO] [stdout] 1699 |             _bar = rx2.recv() => { panic!() }
[INFO] [stdout]      |                                  ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1716:34
[INFO] [stdout]      |
[INFO] [stdout] 1716 |             _foo = rx1.recv() => { panic!("1") },
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1717:34
[INFO] [stdout]      |
[INFO] [stdout] 1717 |             _foo = rx2.recv() => { panic!("2") },
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1718:34
[INFO] [stdout]      |
[INFO] [stdout] 1718 |             _foo = rx3.recv() => { panic!("3") },
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1719:34
[INFO] [stdout]      |
[INFO] [stdout] 1719 |             _foo = rx4.recv() => { panic!("4") },
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1731:33
[INFO] [stdout]      |
[INFO] [stdout] 1731 |             _a1 = rx1.recv() => { panic!() },
[INFO] [stdout]      |                                 ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1755:32
[INFO] [stdout]      |
[INFO] [stdout] 1755 |             _b = rx2.recv() => { panic!() }
[INFO] [stdout]      |                                ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1759:31
[INFO] [stdout]      |
[INFO] [stdout] 1759 |             a = rx1.recv() => { assert!(a.is_err()) },
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]     --> tests/mpsc.rs:1760:32
[INFO] [stdout]      |
[INFO] [stdout] 1760 |             _b = rx2.recv() => { panic!() }
[INFO] [stdout]      |                                ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]   --> benches/basic.rs:58:54
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<T: Send + Debug + Default + 'static> Sender for flume_test::Sender<T> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]   --> benches/basic.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |     type Receiver = flume_test::Receiver<T>;
[INFO] [stdout]    |                     ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> tests/stream.rs:248:24
[INFO] [stdout]     |
[INFO] [stdout] 248 |             .for_each(|item| async move {});
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]   --> benches/basic.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         flume_test::unbounded()
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]   --> benches/basic.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         flume_test::bounded(n)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]   --> benches/basic.rs:76:48
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl<T: Send + Default + 'static> Receiver for flume_test::Receiver<T> {
[INFO] [stdout]    |                                                ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:365:61
[INFO] [stdout]     |
[INFO] [stdout] 365 |     b.bench_function("create-flume_test", |b| test_create::<flume_test::Sender<u32>>(b));
[INFO] [stdout]     |                                                             ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:372:63
[INFO] [stdout]     |
[INFO] [stdout] 372 |     b.bench_function("oneshot-flume_test", |b| test_oneshot::<flume_test::Sender<u32>>(b));
[INFO] [stdout]     |                                                               ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:379:59
[INFO] [stdout]     |
[INFO] [stdout] 379 |     b.bench_function("inout-flume_test", |b| test_inout::<flume_test::Sender<u32>>(b));
[INFO] [stdout]     |                                                           ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:386:66
[INFO] [stdout]     |
[INFO] [stdout] 386 |     b.bench_function("hydra-32t-1m-flume_test", |b| test_hydra::<flume_test::Sender<u32>>(b, 32, 1));
[INFO] [stdout]     |                                                                  ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:393:69
[INFO] [stdout]     |
[INFO] [stdout] 393 |     b.bench_function("hydra-32t-1000m-flume_test", |b| test_hydra::<flume_test::Sender<u32>>(b, 32, 1000));
[INFO] [stdout]     |                                                                     ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:400:67
[INFO] [stdout]     |
[INFO] [stdout] 400 |     b.bench_function("hydra-256t-1m-flume_test", |b| test_hydra::<flume_test::Sender<u32>>(b, 256, 1));
[INFO] [stdout]     |                                                                   ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:407:68
[INFO] [stdout]     |
[INFO] [stdout] 407 |     b.bench_function("hydra-1t-1000m-flume_test", |b| test_hydra::<flume_test::Sender<u32>>(b, 1, 1000));
[INFO] [stdout]     |                                                                    ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:414:69
[INFO] [stdout]     |
[INFO] [stdout] 414 |     b.bench_function("hydra-4t-10000m-flume_test", |b| test_hydra::<flume_test::Sender<u32>>(b, 4, 10000));
[INFO] [stdout]     |                                                                     ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:421:70
[INFO] [stdout]     |
[INFO] [stdout] 421 |     b.bench_function("kitsune-32t-1m-flume_test", |b| test_kitsune::<flume_test::Sender<u32>>(b, 32, 1));
[INFO] [stdout]     |                                                                      ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:428:73
[INFO] [stdout]     |
[INFO] [stdout] 428 |     b.bench_function("kitsune-32t-1000m-flume_test", |b| test_kitsune::<flume_test::Sender<u32>>(b, 32, 1000));
[INFO] [stdout]     |                                                                         ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:435:71
[INFO] [stdout]     |
[INFO] [stdout] 435 |     b.bench_function("kitsune-256t-1m-flume_test", |b| test_kitsune::<flume_test::Sender<u32>>(b, 256, 1));
[INFO] [stdout]     |                                                                       ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:442:72
[INFO] [stdout]     |
[INFO] [stdout] 442 |     b.bench_function("kitsune-1t-1000m-flume_test", |b| test_kitsune::<flume_test::Sender<u32>>(b, 1, 1000));
[INFO] [stdout]     |                                                                        ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:449:73
[INFO] [stdout]     |
[INFO] [stdout] 449 |     b.bench_function("kitsune-4t-10000m-flume_test", |b| test_kitsune::<flume_test::Sender<u32>>(b, 4, 10000));
[INFO] [stdout]     |                                                                         ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:456:70
[INFO] [stdout]     |
[INFO] [stdout] 456 |     b.bench_function("robin-u-32t-1m-flume_test", |b| test_robin_u::<flume_test::Sender<u32>>(b, 32, 1));
[INFO] [stdout]     |                                                                      ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:463:72
[INFO] [stdout]     |
[INFO] [stdout] 463 |     b.bench_function("robin-u-4t-1000m-flume_test", |b| test_robin_u::<flume_test::Sender<u32>>(b, 4, 1000));
[INFO] [stdout]     |                                                                        ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:470:71
[INFO] [stdout]     |
[INFO] [stdout] 470 |     b.bench_function("robin-b-32t-16m-flume_test", |b| test_robin_b::<flume_test::Sender<u32>>(b, 32, 16));
[INFO] [stdout]     |                                                                       ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:477:72
[INFO] [stdout]     |
[INFO] [stdout] 477 |     b.bench_function("robin-b-4t-1000m-flume_test", |b| test_robin_b::<flume_test::Sender<u32>>(b, 4, 1000));
[INFO] [stdout]     |                                                                        ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:484:92
[INFO] [stdout]     |
[INFO] [stdout] 484 |     b.bench_function("mpsc-bounded-no-wait-4t-flume_test", |b| test_mpsc_bounded_no_wait::<flume_test::Sender<u32>>(b, 4));
[INFO] [stdout]     |                                                                                            ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]    --> benches/basic.rs:495:88
[INFO] [stdout]     |
[INFO] [stdout] 495 |         b.bench_function(&format!("{}{}", text, "flume_test"), |b| test_mpsc_bounded::<flume_test::Sender<u32>>(b, bound, 4));
[INFO] [stdout]     |                                                                                        ^^^^^^^^^^ use of undeclared crate or module `flume_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]   --> benches/basic.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |         flume_test::Sender::send(self, msg).unwrap();
[INFO] [stdout]    |                     ^^^^^^ not found in `flume_test`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 4  | use async_std::sync::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use crate::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use crossbeam_channel::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use flume::Sender;
[INFO] [stdout]    |
[INFO] [stdout]      and 3 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]   --> benches/basic.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |         flume_test::Receiver::recv(self).unwrap()
[INFO] [stdout]    |                     ^^^^^^^^ not found in `flume_test`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 4  | use async_std::sync::Receiver;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use core::ops::Receiver;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use crate::mpsc::Receiver;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use crossbeam_channel::Receiver;
[INFO] [stdout]    |
[INFO] [stdout]      and 6 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flume_test`
[INFO] [stdout]   --> benches/basic.rs:84:57
[INFO] [stdout]    |
[INFO] [stdout] 84 |         Box::new(std::iter::from_fn(move || flume_test::Receiver::recv(self).ok()))
[INFO] [stdout]    |                                                         ^^^^^^^^ not found in `flume_test`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 4  | use async_std::sync::Receiver;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use core::ops::Receiver;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use crate::mpsc::Receiver;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use crossbeam_channel::Receiver;
[INFO] [stdout]    |
[INFO] [stdout]      and 6 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 27 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flume`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> tests/stream.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         tx.send(42);
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6d4bc762e3cfd36e8d185d71cbc4e89d91e631536866d217f6235a099a63c97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4bc762e3cfd36e8d185d71cbc4e89d91e631536866d217f6235a099a63c97d", kill_on_drop: false }`
[INFO] [stdout] 6d4bc762e3cfd36e8d185d71cbc4e89d91e631536866d217f6235a099a63c97d