[INFO] cloning repository https://github.com/funemy/async-rust-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/funemy/async-rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunemy%2Fasync-rust-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunemy%2Fasync-rust-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cc1be67ac03f0c683e0827812cc8db8d9c56272e [INFO] checking funemy/async-rust-examples against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunemy%2Fasync-rust-examples" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/funemy/async-rust-examples on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/funemy/async-rust-examples [INFO] finished tweaking git repo https://github.com/funemy/async-rust-examples [INFO] tweaked toml for git repo https://github.com/funemy/async-rust-examples written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/funemy/async-rust-examples already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded async-executor v1.6.0 [INFO] [stderr] Downloaded async-signal v0.2.4 [INFO] [stderr] Downloaded event-listener v3.0.0 [INFO] [stderr] Downloaded rustix v0.37.26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71e802824808905b15dd79058eec92697683ec2b0db17ff9cc31b89d25d993b2 [INFO] running `Command { std: "docker" "start" "-a" "71e802824808905b15dd79058eec92697683ec2b0db17ff9cc31b89d25d993b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71e802824808905b15dd79058eec92697683ec2b0db17ff9cc31b89d25d993b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71e802824808905b15dd79058eec92697683ec2b0db17ff9cc31b89d25d993b2", kill_on_drop: false }` [INFO] [stdout] 71e802824808905b15dd79058eec92697683ec2b0db17ff9cc31b89d25d993b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 142d7bb04e7d0b2078b722fe3c1fced003903ad62b2a5e963be841d5f22ad172 [INFO] running `Command { std: "docker" "start" "-a" "142d7bb04e7d0b2078b722fe3c1fced003903ad62b2a5e963be841d5f22ad172", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking concurrent-queue v2.3.0 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling rustix v0.37.26 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling rustix v0.38.20 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking async-task v4.5.0 [INFO] [stderr] Checking piper v0.2.1 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking blocking v1.4.1 [INFO] [stderr] Compiling async-fs v1.6.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking event-listener v3.0.0 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Checking async-executor v1.6.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking async-net v1.8.0 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking async-signal v0.2.4 [INFO] [stderr] Checking async-process v1.8.1 [INFO] [stderr] Checking smol v1.3.0 [INFO] [stderr] Checking tokio v1.18.1 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking async_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering::SeqCst` [INFO] [stdout] --> src/bin/async_channel0.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::Ordering::SeqCst; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Context`, `Poll` [INFO] [stdout] --> src/bin/async_channel0.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::task::{Context, Poll}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Canceled` [INFO] [stdout] --> src/bin/async_channel0.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::channel::oneshot::{Canceled, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/bin/ncos_channel.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Timer` [INFO] [stdout] --> src/bin/ncos_channel.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use smol::{block_on, Executor, Timer}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering::SeqCst` [INFO] [stdout] --> src/bin/async_channel0.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::Ordering::SeqCst; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Context`, `Poll` [INFO] [stdout] --> src/bin/async_channel0.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::task::{Context, Poll}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Canceled` [INFO] [stdout] --> src/bin/async_channel0.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::channel::oneshot::{Canceled, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/bin/ncos_channel.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Timer` [INFO] [stdout] --> src/bin/ncos_channel.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use smol::{block_on, Executor, Timer}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.83s [INFO] running `Command { std: "docker" "inspect" "142d7bb04e7d0b2078b722fe3c1fced003903ad62b2a5e963be841d5f22ad172", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "142d7bb04e7d0b2078b722fe3c1fced003903ad62b2a5e963be841d5f22ad172", kill_on_drop: false }` [INFO] [stdout] 142d7bb04e7d0b2078b722fe3c1fced003903ad62b2a5e963be841d5f22ad172 [INFO] checking funemy/async-rust-examples against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunemy%2Fasync-rust-examples" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/funemy/async-rust-examples on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/funemy/async-rust-examples [INFO] finished tweaking git repo https://github.com/funemy/async-rust-examples [INFO] tweaked toml for git repo https://github.com/funemy/async-rust-examples written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/funemy/async-rust-examples already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7d99a0a9aae11138add0141f8b95e76fe350ecce3d901fb58a4a4eca6aedbaa [INFO] running `Command { std: "docker" "start" "-a" "f7d99a0a9aae11138add0141f8b95e76fe350ecce3d901fb58a4a4eca6aedbaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7d99a0a9aae11138add0141f8b95e76fe350ecce3d901fb58a4a4eca6aedbaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7d99a0a9aae11138add0141f8b95e76fe350ecce3d901fb58a4a4eca6aedbaa", kill_on_drop: false }` [INFO] [stdout] f7d99a0a9aae11138add0141f8b95e76fe350ecce3d901fb58a4a4eca6aedbaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed7def7459b2b1fde14d91eb2b90f7b23673c97e60e304370249047b213832aa [INFO] running `Command { std: "docker" "start" "-a" "ed7def7459b2b1fde14d91eb2b90f7b23673c97e60e304370249047b213832aa", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Checking concurrent-queue v2.3.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling rustix v0.37.26 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking async-task v4.5.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling rustix v0.38.20 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking piper v0.2.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking blocking v1.4.1 [INFO] [stderr] Compiling async-fs v1.6.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking event-listener v3.0.0 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Checking async-executor v1.6.0 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking async-net v1.8.0 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking async-signal v0.2.4 [INFO] [stderr] Checking async-process v1.8.1 [INFO] [stderr] Checking smol v1.3.0 [INFO] [stderr] Checking tokio v1.18.1 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking async_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/bin/ncos_channel.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Timer` [INFO] [stdout] --> src/bin/ncos_channel.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use smol::{block_on, Executor, Timer}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering::SeqCst` [INFO] [stdout] --> src/bin/async_channel0.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::Ordering::SeqCst; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Context`, `Poll` [INFO] [stdout] --> src/bin/async_channel0.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::task::{Context, Poll}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Canceled` [INFO] [stdout] --> src/bin/async_channel0.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::channel::oneshot::{Canceled, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering::SeqCst` [INFO] [stdout] --> src/bin/async_channel0.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::Ordering::SeqCst; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Context`, `Poll` [INFO] [stdout] --> src/bin/async_channel0.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::task::{Context, Poll}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Canceled` [INFO] [stdout] --> src/bin/async_channel0.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::channel::oneshot::{Canceled, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/bin/ncos_channel.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Timer` [INFO] [stdout] --> src/bin/ncos_channel.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use smol::{block_on, Executor, Timer}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.94s [INFO] running `Command { std: "docker" "inspect" "ed7def7459b2b1fde14d91eb2b90f7b23673c97e60e304370249047b213832aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed7def7459b2b1fde14d91eb2b90f7b23673c97e60e304370249047b213832aa", kill_on_drop: false }` [INFO] [stdout] ed7def7459b2b1fde14d91eb2b90f7b23673c97e60e304370249047b213832aa