[INFO] fetching crate futures-channel-preview 0.3.0-alpha.19... [INFO] testing futures-channel-preview-0.3.0-alpha.19 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate futures-channel-preview 0.3.0-alpha.19 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate futures-channel-preview 0.3.0-alpha.19 [INFO] finished tweaking crates.io crate futures-channel-preview 0.3.0-alpha.19 [INFO] tweaked toml for crates.io crate futures-channel-preview 0.3.0-alpha.19 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate futures-channel-preview 0.3.0-alpha.19 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8beb97942bd5c3dcc6986f0a5d3c0e3f31abe838e234eb0609b0d59b26752cbe [INFO] running `Command { std: "docker" "start" "-a" "8beb97942bd5c3dcc6986f0a5d3c0e3f31abe838e234eb0609b0d59b26752cbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8beb97942bd5c3dcc6986f0a5d3c0e3f31abe838e234eb0609b0d59b26752cbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8beb97942bd5c3dcc6986f0a5d3c0e3f31abe838e234eb0609b0d59b26752cbe", kill_on_drop: false }` [INFO] [stdout] 8beb97942bd5c3dcc6986f0a5d3c0e3f31abe838e234eb0609b0d59b26752cbe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] a7f42a1e237b1e1ff42dd32f67e834c78236e998aefe9505628d62da96c6b13b [INFO] running `Command { std: "docker" "start" "-a" "a7f42a1e237b1e1ff42dd32f67e834c78236e998aefe9505628d62da96c6b13b", kill_on_drop: false }` [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 (/opt/rustwide/workdir) [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/mpsc/mod.rs:771:49 [INFO] [stdout] | [INFO] [stdout] 771 | let actual = self.inner.num_senders.compare_and_swap(curr, next, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AssertKinds` is never used [INFO] [stdout] --> src/mpsc/mod.rs:126:7 [INFO] [stdout] | [INFO] [stdout] 126 | trait AssertKinds: Send + Sync + Clone {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "a7f42a1e237b1e1ff42dd32f67e834c78236e998aefe9505628d62da96c6b13b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7f42a1e237b1e1ff42dd32f67e834c78236e998aefe9505628d62da96c6b13b", kill_on_drop: false }` [INFO] [stdout] a7f42a1e237b1e1ff42dd32f67e834c78236e998aefe9505628d62da96c6b13b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 6deff4e14ced210c4e35dad76ac757c0230ecdc1acd3c45ce25dfea102ba6a8a [INFO] running `Command { std: "docker" "start" "-a" "6deff4e14ced210c4e35dad76ac757c0230ecdc1acd3c45ce25dfea102ba6a8a", kill_on_drop: false }` [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/mpsc/mod.rs:771:49 [INFO] [stdout] | [INFO] [stdout] 771 | let actual = self.inner.num_senders.compare_and_swap(curr, next, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `AssertKinds` is never used [INFO] [stdout] --> src/mpsc/mod.rs:126:7 [INFO] [stdout] | [INFO] [stdout] 126 | trait AssertKinds: Send + Sync + Clone {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> tests/mpsc.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::channel::{mpsc, oneshot}; [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 `futures` [INFO] [stdout] --> tests/mpsc.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use futures::executor::{block_on, block_on_stream}; [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 `futures` [INFO] [stdout] --> tests/mpsc.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures::future::{FutureExt, poll_fn}; [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 `futures` [INFO] [stdout] --> tests/mpsc.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::stream::{Stream, StreamExt}; [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 `futures` [INFO] [stdout] --> tests/mpsc.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::sink::{Sink, SinkExt}; [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 `futures` [INFO] [stdout] --> tests/mpsc.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::task::{Context, Poll}; [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 `futures_test` [INFO] [stdout] --> tests/mpsc.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures_test::task::{new_count_waker, noop_context}; [INFO] [stdout] | ^^^^^^^^^^^^ use of unresolved module or unlinked crate `futures_test` [INFO] [stdout] | [INFO] [stdout] help: there is a crate or module with a similar name [INFO] [stdout] | [INFO] [stdout] 8 - use futures_test::task::{new_count_waker, noop_context}; [INFO] [stdout] 8 + use futures_core::task::{new_count_waker, noop_context}; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `futures` [INFO] [stdout] --> tests/mpsc.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::pin_mut; [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] 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 `futures` [INFO] [stdout] --> tests/oneshot.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::channel::oneshot::{self, Sender}; [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 `futures` [INFO] [stdout] --> tests/oneshot.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use futures::executor::block_on; [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 `futures` [INFO] [stdout] --> tests/oneshot.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures::future::{Future, FutureExt, poll_fn}; [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 `futures` [INFO] [stdout] --> tests/oneshot.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::task::{Context, Poll}; [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 `futures_test` [INFO] [stdout] --> tests/oneshot.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use futures_test::task::panic_waker_ref; [INFO] [stdout] | ^^^^^^^^^^^^ use of unresolved module or unlinked crate `futures_test` [INFO] [stdout] | [INFO] [stdout] help: there is a crate or module with a similar name [INFO] [stdout] | [INFO] [stdout] 5 - use futures_test::task::panic_waker_ref; [INFO] [stdout] 5 + use futures_core::task::panic_waker_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-channel-preview` (test "mpsc") due to 8 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-channel-preview` (test "oneshot") due to 5 previous errors [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> tests/channel.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::channel::mpsc; [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 `futures` [INFO] [stdout] --> tests/channel.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use futures::executor::block_on; [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 `futures` [INFO] [stdout] --> tests/channel.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures::future::poll_fn; [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 `futures` [INFO] [stdout] --> tests/channel.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::stream::StreamExt; [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 `futures` [INFO] [stdout] --> tests/channel.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::sink::SinkExt; [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] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-channel-preview` (test "channel") due to 5 previous errors [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> tests/mpsc-close.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::channel::mpsc; [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 `futures` [INFO] [stdout] --> tests/mpsc-close.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use futures::executor::block_on; [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 `futures` [INFO] [stdout] --> tests/mpsc-close.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures::sink::SinkExt; [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 `futures` [INFO] [stdout] --> tests/mpsc-close.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::stream::StreamExt; [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] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpsc/mod.rs:771:49 [INFO] [stdout] | [INFO] [stdout] 771 | let actual = self.inner.num_senders.compare_and_swap(curr, next, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures` [INFO] [stdout] --> tests/mpsc-close.rs:16:49 [INFO] [stdout] | [INFO] [stdout] 16 | drop(block_on(receiver.take(3).for_each(|_| futures::future::ready(())))); [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] help: consider importing this module [INFO] [stdout] | [INFO] [stdout] 1 + use std::future; [INFO] [stdout] | [INFO] [stdout] help: if you import `future`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 16 - drop(block_on(receiver.take(3).for_each(|_| futures::future::ready(())))); [INFO] [stdout] 16 + drop(block_on(receiver.take(3).for_each(|_| future::ready(())))); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] warning: trait `AssertKinds` is never used [INFO] [stdout] --> src/mpsc/mod.rs:126:7 [INFO] [stdout] | [INFO] [stdout] 126 | trait AssertKinds: Send + Sync + Clone {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-channel-preview` (test "mpsc-close") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "6deff4e14ced210c4e35dad76ac757c0230ecdc1acd3c45ce25dfea102ba6a8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6deff4e14ced210c4e35dad76ac757c0230ecdc1acd3c45ce25dfea102ba6a8a", kill_on_drop: false }` [INFO] [stdout] 6deff4e14ced210c4e35dad76ac757c0230ecdc1acd3c45ce25dfea102ba6a8a