[INFO] fetching crate async-unsync 0.3.0... [INFO] testing async-unsync-0.3.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate async-unsync 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate async-unsync 0.3.0 [INFO] finished tweaking crates.io crate async-unsync 0.3.0 [INFO] tweaked toml for crates.io crate async-unsync 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate async-unsync 0.3.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 32 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b48199f410f20ac434e006b5ce04eacbb6162d87e1175fd8d9e9b0606d7bb4cb [INFO] running `Command { std: "docker" "start" "-a" "b48199f410f20ac434e006b5ce04eacbb6162d87e1175fd8d9e9b0606d7bb4cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b48199f410f20ac434e006b5ce04eacbb6162d87e1175fd8d9e9b0606d7bb4cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b48199f410f20ac434e006b5ce04eacbb6162d87e1175fd8d9e9b0606d7bb4cb", kill_on_drop: false }` [INFO] [stdout] b48199f410f20ac434e006b5ce04eacbb6162d87e1175fd8d9e9b0606d7bb4cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 348924103c7d030b2432fce6830b060050e9aee16b7b599dd4b297832ce738fc [INFO] running `Command { std: "docker" "start" "-a" "348924103c7d030b2432fce6830b060050e9aee16b7b599dd4b297832ce738fc", kill_on_drop: false }` [INFO] [stderr] Compiling async-unsync v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "348924103c7d030b2432fce6830b060050e9aee16b7b599dd4b297832ce738fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "348924103c7d030b2432fce6830b060050e9aee16b7b599dd4b297832ce738fc", kill_on_drop: false }` [INFO] [stdout] 348924103c7d030b2432fce6830b060050e9aee16b7b599dd4b297832ce738fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f70f4e19d03efc0169bfaadda9e7d798cb809e875c79cb832560ee9125873cf8 [INFO] running `Command { std: "docker" "start" "-a" "f70f4e19d03efc0169bfaadda9e7d798cb809e875c79cb832560ee9125873cf8", kill_on_drop: false }` [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling parking v2.2.1 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling futures-lite v2.6.1 [INFO] [stderr] Compiling async-unsync v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/oneshot.rs:436:22 [INFO] [stdout] | [INFO] [stdout] 436 | let (tx, mut rx) = chan.split(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.63s [INFO] running `Command { std: "docker" "inspect" "f70f4e19d03efc0169bfaadda9e7d798cb809e875c79cb832560ee9125873cf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f70f4e19d03efc0169bfaadda9e7d798cb809e875c79cb832560ee9125873cf8", kill_on_drop: false }` [INFO] [stdout] f70f4e19d03efc0169bfaadda9e7d798cb809e875c79cb832560ee9125873cf8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e1f1b5ea64d07e305b1c56fd7630494f3297bac3fa664aa2630123b93f8216d8 [INFO] running `Command { std: "docker" "start" "-a" "e1f1b5ea64d07e305b1c56fd7630494f3297bac3fa664aa2630123b93f8216d8", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/oneshot.rs:436:22 [INFO] [stderr] | [INFO] [stderr] 436 | let (tx, mut rx) = chan.split(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `async-unsync` (lib test) generated 1 warning (run `cargo fix --lib -p async-unsync --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_unsync-f7b6acb5b9e1f594) [INFO] [stdout] [INFO] [stdout] running 47 tests [INFO] [stdout] test bounded::tests::cancel_recv ... ok [INFO] [stdout] test bounded::tests::cancel_send ... ok [INFO] [stdout] test bounded::tests::full ... ok [INFO] [stdout] test bounded::tests::diverting_len_and_capacity ... ok [INFO] [stdout] test bounded::tests::from_iter_less ... ok [INFO] [stdout] test bounded::tests::poll_often ... ok [INFO] [stdout] test bounded::tests::from_iter_more ... ok [INFO] [stdout] test bounded::tests::poll_out_of_order ... ok [INFO] [stdout] test bounded::tests::poll_out_of_order_drop ... ok [INFO] [stdout] test bounded::tests::recv_split ... ok [INFO] [stdout] test bounded::tests::reserve_and_cancel ... ok [INFO] [stdout] test bounded::tests::reserve_and_close ... ok [INFO] [stdout] test bounded::tests::reserve_and_drop_permit ... ok [INFO] [stdout] test bounded::tests::send_vs_reserve ... ok [INFO] [stdout] test bounded::tests::split_after_close ... ok [INFO] [stdout] test oneshot::tests::recv ... ok [INFO] [stdout] test oneshot::tests::split_twice ... ok [INFO] [stdout] test oneshot::tests::wake_on_close ... ok [INFO] [stdout] test semaphore::tests::acquire ... ok [INFO] [stdout] test semaphore::tests::acquire_many ... ok [INFO] [stdout] test semaphore::tests::acquire_never ... ok [INFO] [stdout] test semaphore::tests::cleanup_after_wake ... ok [INFO] [stdout] test semaphore::tests::close ... ok [INFO] [stdout] test semaphore::tests::cleanup ... ok [INFO] [stdout] test semaphore::tests::forget_acquire_future ... ok [INFO] [stdout] test semaphore::tests::poll_acquire_after_completion ... ok [INFO] [stdout] test semaphore::tests::poll_future ... ok [INFO] [stdout] test semaphore::tests::return_outstanding_permit_on_cancel ... ok [INFO] [stdout] test semaphore::tests::return_outstanding_permit_on_close ... ok [INFO] [stdout] test semaphore::tests::try_acquire_many ... ok [INFO] [stdout] test semaphore::tests::try_acquire_one ... ok [INFO] [stdout] test unbounded::tests::multiple_recv ... ok [INFO] [stdout] test unbounded::tests::poll_recv ... ok [INFO] [stdout] test unbounded::tests::recv ... ok [INFO] [stdout] test semaphore::tests::acquire_one ... ok [INFO] [stdout] test unbounded::tests::recv_closed_split ... ok [INFO] [stdout] test unbounded::tests::send_closed ... ok [INFO] [stdout] test unbounded::tests::send_split ... ok [INFO] [stdout] test unbounded::tests::send_closed_split ... ok [INFO] [stdout] test unbounded::tests::split_after_close ... ok [INFO] [stdout] test unbounded::tests::try_recv ... ok [INFO] [stdout] test unbounded::tests::try_recv_closed ... ok [INFO] [stdout] test unbounded::tests::try_recv_closed_split ... ok [INFO] [stdout] test unbounded::tests::try_recv_split ... ok [INFO] [stdout] test unbounded::tests::use_after_split ... ok [INFO] [stdout] test unbounded::tests::recv_split ... ok [INFO] [stdout] test bounded::tests::channel_panic - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running tests/mpsc.rs (/opt/rustwide/target/debug/deps/mpsc-8c358c77925df3b4) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test mpsc ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests async_unsync [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test src/oneshot.rs - oneshot::Receiver (line 177) ... ok [INFO] [stdout] test src/bounded.rs - bounded::Channel::reserve (line 271) ... ok [INFO] [stdout] test src/unbounded.rs - unbounded::UnboundedChannel::split (line 47) ... ok [INFO] [stdout] test src/bounded.rs - bounded::Sender::reserve (line 460) ... ok [INFO] [stdout] test src/bounded.rs - bounded::SenderRef<'_,T>::try_reserve (line 622) ... ok [INFO] [stdout] test src/bounded.rs - bounded::Sender::reserve_owned (line 495) ... ok [INFO] [stdout] test src/bounded.rs - bounded::Channel::try_reserve (line 236) ... ok [INFO] [stdout] test src/bounded.rs - bounded::SenderRef<'_,T>::reserve (line 658) ... ok [INFO] [stdout] test src/bounded.rs - bounded::Sender::try_reserve (line 380) ... ok [INFO] [stdout] test src/oneshot.rs - oneshot::ReceiverRef (line 261) ... ok [INFO] [stdout] test src/bounded.rs - bounded::Sender::try_reserve_owned (line 414) ... ok [INFO] [stdout] test src/bounded.rs - bounded::Channel::close (line 149) ... ok [INFO] [stdout] test src/unbounded.rs - unbounded::UnboundedSenderRef<'_,T>::send (line 260) ... ok [INFO] [stdout] test src/unbounded.rs - unbounded::UnboundedSender::send (line 188) ... ok [INFO] [stdout] test src/bounded.rs - bounded::Channel::split (line 76) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e1f1b5ea64d07e305b1c56fd7630494f3297bac3fa664aa2630123b93f8216d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1f1b5ea64d07e305b1c56fd7630494f3297bac3fa664aa2630123b93f8216d8", kill_on_drop: false }` [INFO] [stdout] e1f1b5ea64d07e305b1c56fd7630494f3297bac3fa664aa2630123b93f8216d8