[INFO] fetching crate async-channel 1.4.0...
[INFO] testing async-channel-1.4.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate async-channel 1.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate async-channel 1.4.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-channel 1.4.0
[INFO] finished tweaking crates.io crate async-channel 1.4.0
[INFO] tweaked toml for crates.io crate async-channel 1.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58788ee46a8f8a25c3c884fba02933ff180717bbc2565b7ce8d37b855959d9c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58788ee46a8f8a25c3c884fba02933ff180717bbc2565b7ce8d37b855959d9c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58788ee46a8f8a25c3c884fba02933ff180717bbc2565b7ce8d37b855959d9c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58788ee46a8f8a25c3c884fba02933ff180717bbc2565b7ce8d37b855959d9c7", kill_on_drop: false }`
[INFO] [stdout] 58788ee46a8f8a25c3c884fba02933ff180717bbc2565b7ce8d37b855959d9c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7e3d92101c68d85e58a544144b228bbdd8e97aee078f495c2ddc534d5db764f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b7e3d92101c68d85e58a544144b228bbdd8e97aee078f495c2ddc534d5db764f", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-channel v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b7e3d92101c68d85e58a544144b228bbdd8e97aee078f495c2ddc534d5db764f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e3d92101c68d85e58a544144b228bbdd8e97aee078f495c2ddc534d5db764f", kill_on_drop: false }`
[INFO] [stdout] b7e3d92101c68d85e58a544144b228bbdd8e97aee078f495c2ddc534d5db764f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a372d2cff600e904891c818ec5bdfc27a3f9e6dede20af4488e4612e48cea11f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a372d2cff600e904891c818ec5bdfc27a3f9e6dede20af4488e4612e48cea11f", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling easy-parallel v3.1.0
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling blocking v0.5.0
[INFO] [stderr]    Compiling async-channel v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "a372d2cff600e904891c818ec5bdfc27a3f9e6dede20af4488e4612e48cea11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a372d2cff600e904891c818ec5bdfc27a3f9e6dede20af4488e4612e48cea11f", kill_on_drop: false }`
[INFO] [stdout] a372d2cff600e904891c818ec5bdfc27a3f9e6dede20af4488e4612e48cea11f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0356c7f0e5c7a2f16df03f61b3132fb6d3ca81801abbc90b2ec63d6cbf2fee22
[INFO] running `Command { std: "docker" "start" "-a" "0356c7f0e5c7a2f16df03f61b3132fb6d3ca81801abbc90b2ec63d6cbf2fee22", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_channel-ccb42f9c4fab700f
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bounded-46feafe468345c2c
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test recv_after_close ... ok
[INFO] [stdout] test send_after_close ... ok
[INFO] [stdout] test capacity ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test len_empty_full ... ok
[INFO] [stdout] test len ... ok
[INFO] [stdout] test mpmc_stream ... ok
[INFO] [stdout] test close_wakes_receiver ... ok
[INFO] [stdout] test close_wakes_sender ... ok
[INFO] [stdout] test spsc ... ok
[INFO] [stdout] test mpmc ... ok
[INFO] [stdout] test try_send ... ok
[INFO] [stdout] test try_recv ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unbounded-dda75668d89a9f09
[INFO] [stdout] test recv ... ok
[INFO] [stdout] test send ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test capacity ... ok
[INFO] [stdout] test len_empty_full ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test send_after_close ... ok
[INFO] [stdout] test len ... ok
[INFO] [stdout] test recv_after_close ... 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. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/lib.rs - Sender<T>::is_full (line 333) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_empty (line 569) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::is_empty (line 312) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::len (line 609) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_full (line 590) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::is_closed (line 293) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::recv (line 476) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::capacity (line 629) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::capacity (line 372) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::try_recv (line 439) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::is_closed (line 550) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::close (line 273) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::close (line 530) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::try_send (line 185) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::len (line 352) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::send (line 222) ... ok
[INFO] [stdout] test src/lib.rs - unbounded (line 134) ... ok
[INFO] [stdout] test src/lib.rs - bounded (line 94) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0356c7f0e5c7a2f16df03f61b3132fb6d3ca81801abbc90b2ec63d6cbf2fee22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0356c7f0e5c7a2f16df03f61b3132fb6d3ca81801abbc90b2ec63d6cbf2fee22", kill_on_drop: false }`
[INFO] [stdout] 0356c7f0e5c7a2f16df03f61b3132fb6d3ca81801abbc90b2ec63d6cbf2fee22