[INFO] fetching crate async-channel 1.6.1...
[INFO] testing async-channel-1.6.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate async-channel 1.6.1 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate async-channel 1.6.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-channel 1.6.1
[INFO] finished tweaking crates.io crate async-channel 1.6.1
[INFO] tweaked toml for crates.io crate async-channel 1.6.1 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7a9c000d16e2e3566c679225c19f3fc6204ef9f87258bbd96ba390744b1181b
[INFO] running `Command { std: "docker" "start" "-a" "a7a9c000d16e2e3566c679225c19f3fc6204ef9f87258bbd96ba390744b1181b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7a9c000d16e2e3566c679225c19f3fc6204ef9f87258bbd96ba390744b1181b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a9c000d16e2e3566c679225c19f3fc6204ef9f87258bbd96ba390744b1181b", kill_on_drop: false }`
[INFO] [stdout] a7a9c000d16e2e3566c679225c19f3fc6204ef9f87258bbd96ba390744b1181b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 737befae0e988739a65ee4f0df399d7e53dd3f6d5eb364f492b43994a58dc674
[INFO] running `Command { std: "docker" "start" "-a" "737befae0e988739a65ee4f0df399d7e53dd3f6d5eb364f492b43994a58dc674", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-channel v1.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "737befae0e988739a65ee4f0df399d7e53dd3f6d5eb364f492b43994a58dc674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737befae0e988739a65ee4f0df399d7e53dd3f6d5eb364f492b43994a58dc674", kill_on_drop: false }`
[INFO] [stdout] 737befae0e988739a65ee4f0df399d7e53dd3f6d5eb364f492b43994a58dc674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f264d96bd97dce8c66a4ea2e433bb25e6165a3c4d12982f5df482119ec6923
[INFO] running `Command { std: "docker" "start" "-a" "68f264d96bd97dce8c66a4ea2e433bb25e6165a3c4d12982f5df482119ec6923", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling easy-parallel v3.1.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-channel v1.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "68f264d96bd97dce8c66a4ea2e433bb25e6165a3c4d12982f5df482119ec6923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f264d96bd97dce8c66a4ea2e433bb25e6165a3c4d12982f5df482119ec6923", kill_on_drop: false }`
[INFO] [stdout] 68f264d96bd97dce8c66a4ea2e433bb25e6165a3c4d12982f5df482119ec6923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 485af2b00b84da2f3ae42995907f0fdd1d99b4e0ee8f5bb8dee6161de2e09c77
[INFO] running `Command { std: "docker" "start" "-a" "485af2b00b84da2f3ae42995907f0fdd1d99b4e0ee8f5bb8dee6161de2e09c77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_channel-3c8de04ba6404850)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bounded.rs (/opt/rustwide/target/debug/deps/bounded-b1ccd13822ad1ef2)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test capacity ... ok
[INFO] [stdout] test len_empty_full ... ok
[INFO] [stdout] test receiver_count ... ok
[INFO] [stdout] test recv_after_close ... ok
[INFO] [stdout] test send_after_close ... ok
[INFO] [stdout] test sender_count ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test len ... ok
[INFO] [stdout] test spsc ... ok
[INFO] [stdout] test mpmc_stream ... ok
[INFO] [stdout] test mpmc ... ok
[INFO] [stdout] test close_wakes_receiver ... ok
[INFO] [stdout] test close_wakes_sender ... ok
[INFO] [stdout] test try_recv ... ok
[INFO] [stdout] test try_send ... ok
[INFO] [stdout] test recv ... ok
[INFO] [stdout] test send ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.52s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/unbounded.rs (/opt/rustwide/target/debug/deps/unbounded-b98927a1aba9c4a6)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test capacity ... ok
[INFO] [stdout] test len ... ok
[INFO] [stdout] test len_empty_full ... ok
[INFO] [stdout] test receiver_count ... ok
[INFO] [stdout] test recv_after_close ... ok
[INFO] [stdout] test send_after_close ... ok
[INFO] [stdout] test sender_count ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test send ... ok
[INFO] [stdout] test try_send ... ok
[INFO] [stdout] test mpmc_stream ... ok
[INFO] [stdout] test mpmc ... ok
[INFO] [stdout] test spsc ... ok
[INFO] [stdout] test close_wakes_receiver ... ok
[INFO] [stdout] test try_recv ... ok
[INFO] [stderr]    Doc-tests async-channel
[INFO] [stdout] test recv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.54s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_closed (line 539) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::len (line 329) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::capacity (line 349) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::is_empty (line 289) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::capacity (line 618) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::sender_count (line 385) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::sender_count (line 654) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::try_recv (line 454) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::receiver_count (line 635) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::send (line 223) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_empty (line 558) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::recv (line 491) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::close (line 250) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::len (line 598) ... ok
[INFO] [stdout] test src/lib.rs - bounded (line 95) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::is_closed (line 270) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::is_full (line 310) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::try_send (line 186) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::receiver_count (line 366) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_full (line 579) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::close (line 519) ... ok
[INFO] [stdout] test src/lib.rs - unbounded (line 135) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "485af2b00b84da2f3ae42995907f0fdd1d99b4e0ee8f5bb8dee6161de2e09c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "485af2b00b84da2f3ae42995907f0fdd1d99b4e0ee8f5bb8dee6161de2e09c77", kill_on_drop: false }`
[INFO] [stdout] 485af2b00b84da2f3ae42995907f0fdd1d99b4e0ee8f5bb8dee6161de2e09c77
