[INFO] fetching crate async-backplane 0.1.1...
[INFO] testing async-backplane-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate async-backplane 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate async-backplane 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-backplane 0.1.1
[INFO] finished tweaking crates.io crate async-backplane 0.1.1
[INFO] tweaked toml for crates.io crate async-backplane 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-micro v0.2.0
[INFO] [stderr]   Downloaded maybe-unwind v0.3.1
[INFO] [stderr]   Downloaded concurrent-queue v1.2.1
[INFO] [stderr]   Downloaded waker-queue v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3e27abbe7171f031b0aec9234b2c9b77d2a3b29ffa486414641d97b6df6ed49
[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" "e3e27abbe7171f031b0aec9234b2c9b77d2a3b29ffa486414641d97b6df6ed49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3e27abbe7171f031b0aec9234b2c9b77d2a3b29ffa486414641d97b6df6ed49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e27abbe7171f031b0aec9234b2c9b77d2a3b29ffa486414641d97b6df6ed49", kill_on_drop: false }`
[INFO] [stdout] e3e27abbe7171f031b0aec9234b2c9b77d2a3b29ffa486414641d97b6df6ed49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f68c32fdf1c2b2d0247f61005f440ab73cd4786ad80e36654243e35f955f7c06
[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" "f68c32fdf1c2b2d0247f61005f440ab73cd4786ad80e36654243e35f955f7c06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling maybe-unwind v0.3.1
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling futures-micro v0.2.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.1
[INFO] [stderr]    Compiling waker-queue v0.1.0
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling async-backplane v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `Command { std: "docker" "inspect" "f68c32fdf1c2b2d0247f61005f440ab73cd4786ad80e36654243e35f955f7c06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68c32fdf1c2b2d0247f61005f440ab73cd4786ad80e36654243e35f955f7c06", kill_on_drop: false }`
[INFO] [stdout] f68c32fdf1c2b2d0247f61005f440ab73cd4786ad80e36654243e35f955f7c06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d8eb0f2e2c98524b60ba6f1487772aadeee23adb36c7492c8077b1140c203cb
[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" "2d8eb0f2e2c98524b60ba6f1487772aadeee23adb36c7492c8077b1140c203cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-backplane v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `pending`
[INFO] [stdout]  --> tests/watch.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures_lite::future::{pending, ready, block_on};
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "2d8eb0f2e2c98524b60ba6f1487772aadeee23adb36c7492c8077b1140c203cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d8eb0f2e2c98524b60ba6f1487772aadeee23adb36c7492c8077b1140c203cb", kill_on_drop: false }`
[INFO] [stdout] 2d8eb0f2e2c98524b60ba6f1487772aadeee23adb36c7492c8077b1140c203cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 89ae460333400439bac8cca51d1d73fd8b770ad32ef1fe99ba57cd838d07275a
[INFO] running `Command { std: "docker" "start" "-a" "89ae460333400439bac8cca51d1d73fd8b770ad32ef1fe99ba57cd838d07275a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `pending`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> tests/watch.rs:2:28
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 2 | use futures_lite::future::{pending, ready, block_on};
[INFO] [stdout] 
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `async-backplane` (test "watch") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_backplane-bbba6668db3d293d)
[INFO] [stderr]      Running tests/manage.rs (/opt/rustwide/target/debug/deps/manage-2be925a8e3a56c83)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test monitored_device_succeeds ... ok
[INFO] [stdout] test monitored_line_succeeds ... ok
[INFO] [stdout] test peer_device_drops ... ok
[INFO] [stdout] test peer_line_errors ... ok
[INFO] [stdout] test peer_device_succeeds ... ok
[INFO] [stdout] test peer_line_succeeds ... ok
[INFO] [stdout] test solo_succeeds ... ok
[INFO] [stdout] test peer_link_drops ... ok
[INFO] [stdout] test monitored_line_drops ... ok
[INFO] [stdout] test monitored_device_errors ... ok
[INFO] [stdout] test monitored_line_errors ... ok
[INFO] [stdout] test monitored_device_drops ... ok
[INFO] [stdout] test peer_device_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/part_manage.rs (/opt/rustwide/target/debug/deps/part_manage-f60b2443ea4c9fbf)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test peer_line_succeeds ... ok
[INFO] [stdout] test peer_line_drops ... ok
[INFO] [stdout] test peer_device_crashes ... ok
[INFO] [stdout] test peer_device_drops ... ok
[INFO] [stdout] test monitored_line_succeeds ... ok
[INFO] [stdout] test monitored_device_drops ... ok
[INFO] [stdout] test peer_line_crashes ... ok
[INFO] [stdout] test monitored_device_succeeds ... ok
[INFO] [stdout] test monitored_line_drops ... ok
[INFO] [stdout] test peer_device_succeeds ... ok
[INFO] [stdout] test solo_succeeds ... ok
[INFO] [stdout] test monitored_line_errors ... ok
[INFO] [stdout] test monitored_device_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/smol.rs (/opt/rustwide/target/debug/deps/smol-d74dedd2706c54d0)
[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/watch.rs (/opt/rustwide/target/debug/deps/watch-0c1e622eb7111e3f)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test peer_device_drops ... ok
[INFO] [stdout] test peer_line_drops ... ok
[INFO] [stdout] test monitored_device_crashes ... ok
[INFO] [stdout] test peer_device_crashes ... ok
[INFO] [stdout] test monitored_device_succeeds ... ok
[INFO] [stdout] test monitored_device_drops ... ok
[INFO] [stdout] test monitored_line_drops ... ok
[INFO] [stdout] test peer_device_succeeds ... ok
[INFO] [stdout] test monitored_line_crashes ... ok
[INFO] [stdout] test monitored_line_succeeds ... ok
[INFO] [stderr]    Doc-tests async-backplane
[INFO] [stdout] test peer_line_succeeds ... ok
[INFO] [stdout] test solo_succeeds ... ok
[INFO] [stdout] test peer_line_crashes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "89ae460333400439bac8cca51d1d73fd8b770ad32ef1fe99ba57cd838d07275a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ae460333400439bac8cca51d1d73fd8b770ad32ef1fe99ba57cd838d07275a", kill_on_drop: false }`
[INFO] [stdout] 89ae460333400439bac8cca51d1d73fd8b770ad32ef1fe99ba57cd838d07275a