[INFO] fetching crate async-channel 2.5.0...
[INFO] testing async-channel-2.5.0 against try#981ca440e18f6cc4bc9026d4be8ddb1ca8378af7 for pr-145277
[INFO] extracting crate async-channel 2.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate async-channel 2.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate async-channel 2.5.0
[INFO] tweaked toml for crates.io crate async-channel 2.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-channel 2.5.0 on toolchain 981ca440e18f6cc4bc9026d4be8ddb1ca8378af7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-channel 2.5.0 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" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "fetch" "--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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66e93be580b6b14f458cd637698181b485b6867b8a4f7ee42962db070a430df3
[INFO] running `Command { std: "docker" "start" "-a" "66e93be580b6b14f458cd637698181b485b6867b8a4f7ee42962db070a430df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66e93be580b6b14f458cd637698181b485b6867b8a4f7ee42962db070a430df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e93be580b6b14f458cd637698181b485b6867b8a4f7ee42962db070a430df3", kill_on_drop: false }`
[INFO] [stdout] 66e93be580b6b14f458cd637698181b485b6867b8a4f7ee42962db070a430df3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b2e206540423107a3ffcd74200c26009d89df1995945aa5079fb7afdfc60c5e
[INFO] running `Command { std: "docker" "start" "-a" "1b2e206540423107a3ffcd74200c26009d89df1995945aa5079fb7afdfc60c5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "1b2e206540423107a3ffcd74200c26009d89df1995945aa5079fb7afdfc60c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2e206540423107a3ffcd74200c26009d89df1995945aa5079fb7afdfc60c5e", kill_on_drop: false }`
[INFO] [stdout] 1b2e206540423107a3ffcd74200c26009d89df1995945aa5079fb7afdfc60c5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27c1e80c49f87161f3ae4a74457ff514c93ad9c59330ce2182dfb419415844b4
[INFO] running `Command { std: "docker" "start" "-a" "27c1e80c49f87161f3ae4a74457ff514c93ad9c59330ce2182dfb419415844b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling easy-parallel v3.3.1
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling async-channel v2.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "27c1e80c49f87161f3ae4a74457ff514c93ad9c59330ce2182dfb419415844b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c1e80c49f87161f3ae4a74457ff514c93ad9c59330ce2182dfb419415844b4", kill_on_drop: false }`
[INFO] [stdout] 27c1e80c49f87161f3ae4a74457ff514c93ad9c59330ce2182dfb419415844b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f5ebbba2ca646d535630a7341cffddbb80f57a31f8a86f1c39aab630bdc5625
[INFO] running `Command { std: "docker" "start" "-a" "6f5ebbba2ca646d535630a7341cffddbb80f57a31f8a86f1c39aab630bdc5625", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_channel-90525d0ee555cd52)
[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] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stderr]      Running tests/bounded.rs (/opt/rustwide/target/debug/deps/bounded-4ede0933dc7a2713)
[INFO] [stdout] test capacity ... ok
[INFO] [stdout] test len_empty_full ... ok
[INFO] [stdout] test len ... ok
[INFO] [stdout] test forget_blocked_receiver ... ok
[INFO] [stdout] test receiver_count ... ok
[INFO] [stdout] test forget_blocked_sender ... ok
[INFO] [stdout] test recv_after_close ... ok
[INFO] [stdout] test closed ... ok
[INFO] [stdout] test send_after_close ... ok
[INFO] [stdout] test close_wakes_sender ... ok
[INFO] [stdout] test close_wakes_receiver ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test smoke_blocking ... ok
[INFO] [stdout] test sender_count ... ok
[INFO] [stdout] test mpmc ... ok
[INFO] [stdout] test weak ... ok
[INFO] [stdout] test mpmc_stream ... ok
[INFO] [stdout] test spsc ... ok
[INFO] [stdout] test force_send ... 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. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.08s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/unbounded.rs (/opt/rustwide/target/debug/deps/unbounded-75151da85cd27c16)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test capacity ... ok
[INFO] [stdout] test recv_after_close ... ok
[INFO] [stdout] test receiver_count ... ok
[INFO] [stdout] test send_after_close ... ok
[INFO] [stdout] test sender_count ... ok
[INFO] [stdout] test len_empty_full ... ok
[INFO] [stdout] test send ... ok
[INFO] [stdout] test len ... ok
[INFO] [stdout] test smoke_blocking ... ok
[INFO] [stdout] test try_send ... ok
[INFO] [stdout] test weak ... ok
[INFO] [stdout] test smoke ... 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] [stdout] test recv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.52s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_channel
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test src/lib.rs - Receiver<T>::receiver_count (line 838) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::close (line 722) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_closed (line 742) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::capacity (line 821) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_empty (line 761) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::len (line 801) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_full (line 782) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::same_channel (line 883) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::capacity (line 476) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::sender_count (line 857) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::recv_blocking (line 698) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::recv (line 660) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::closed (line 281) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::try_recv (line 623) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::close (line 377) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::is_closed (line 397) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::force_send (line 336) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::send (line 255) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::is_empty (line 416) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::receiver_count (line 493) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::len (line 456) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::same_channel (line 538) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::is_full (line 437) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::try_send (line 219) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::send_blocking (line 314) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::sender_count (line 512) ... ok
[INFO] [stdout] test src/lib.rs - bounded (line 122) ... ok
[INFO] [stdout] test src/lib.rs - unbounded (line 165) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f5ebbba2ca646d535630a7341cffddbb80f57a31f8a86f1c39aab630bdc5625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5ebbba2ca646d535630a7341cffddbb80f57a31f8a86f1c39aab630bdc5625", kill_on_drop: false }`
[INFO] [stdout] 6f5ebbba2ca646d535630a7341cffddbb80f57a31f8a86f1c39aab630bdc5625