[INFO] fetching crate flv-future-aio 1.1.0...
[INFO] testing flv-future-aio-1.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate flv-future-aio 1.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate flv-future-aio 1.1.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flv-future-aio 1.1.0
[INFO] finished tweaking crates.io crate flv-future-aio 1.1.0
[INFO] tweaked toml for crates.io crate flv-future-aio 1.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-test-derive v1.0.0
[INFO] [stderr]   Downloaded flv-util v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98f6ea9acff58e11611e395c37249a471b2575829c0df01380372ecab5bc2426
[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" "98f6ea9acff58e11611e395c37249a471b2575829c0df01380372ecab5bc2426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98f6ea9acff58e11611e395c37249a471b2575829c0df01380372ecab5bc2426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98f6ea9acff58e11611e395c37249a471b2575829c0df01380372ecab5bc2426", kill_on_drop: false }`
[INFO] [stdout] 98f6ea9acff58e11611e395c37249a471b2575829c0df01380372ecab5bc2426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c633b0109d0456ee8c35edfebfe17a5c2b07403d955de29a4324bd96c0cee89
[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" "5c633b0109d0456ee8c35edfebfe17a5c2b07403d955de29a4324bd96c0cee89", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling flv-util v0.1.1
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-process v1.1.0
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling futures_codec v0.3.4
[INFO] [stderr]    Compiling flv-future-aio v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::Receiver`
[INFO] [stdout]   --> src/sync/mod.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub use async_std::sync::Receiver;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^ no `Receiver` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::Sender`
[INFO] [stdout]   --> src/sync/mod.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub use async_std::sync::Sender;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ no `Sender` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::channel`
[INFO] [stdout]   --> src/sync/mod.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub use async_std::sync::channel;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no `channel` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Stream`
[INFO] [stdout]  --> src/sync/broadcast.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::Stream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::stream::empty`
[INFO] [stdout]  --> src/sync/broadcast.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::stream::empty;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flv-future-aio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5c633b0109d0456ee8c35edfebfe17a5c2b07403d955de29a4324bd96c0cee89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c633b0109d0456ee8c35edfebfe17a5c2b07403d955de29a4324bd96c0cee89", kill_on_drop: false }`
[INFO] [stdout] 5c633b0109d0456ee8c35edfebfe17a5c2b07403d955de29a4324bd96c0cee89