[INFO] fetching crate futures-cputask 0.3.0...
[INFO] testing futures-cputask-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate futures-cputask 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate futures-cputask 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-cputask 0.3.0
[INFO] finished tweaking crates.io crate futures-cputask 0.3.0
[INFO] tweaked toml for crates.io crate futures-cputask 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 2bb1d827d02a4910868bd3458cd71db6cfdda5b360b2a639135186124674a7b1
[INFO] running `Command { std: "docker" "start" "-a" "2bb1d827d02a4910868bd3458cd71db6cfdda5b360b2a639135186124674a7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bb1d827d02a4910868bd3458cd71db6cfdda5b360b2a639135186124674a7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb1d827d02a4910868bd3458cd71db6cfdda5b360b2a639135186124674a7b1", kill_on_drop: false }`
[INFO] [stdout] 2bb1d827d02a4910868bd3458cd71db6cfdda5b360b2a639135186124674a7b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b7719bc39b8a8e544406aab3b7c8961600cd905f9cb923e5d669a7ea8f2d8e3
[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" "5b7719bc39b8a8e544406aab3b7c8961600cd905f9cb923e5d669a7ea8f2d8e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling uvth v4.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling futures-cputask v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.75s
[INFO] running `Command { std: "docker" "inspect" "5b7719bc39b8a8e544406aab3b7c8961600cd905f9cb923e5d669a7ea8f2d8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7719bc39b8a8e544406aab3b7c8961600cd905f9cb923e5d669a7ea8f2d8e3", kill_on_drop: false }`
[INFO] [stdout] 5b7719bc39b8a8e544406aab3b7c8961600cd905f9cb923e5d669a7ea8f2d8e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", 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] 42c2c7d350ca42366cbc9e44228c07703fcdf9c815198b69b4c44d02a733a4ed
[INFO] running `Command { std: "docker" "start" "-a" "42c2c7d350ca42366cbc9e44228c07703fcdf9c815198b69b4c44d02a733a4ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-cputask v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `futures_cputask::async_task`
[INFO] [stdout]  --> tests/pool-test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures_cputask::async_task;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `async_task` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `async_task`
[INFO] [stdout]  --> tests/pool-test.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[async_task]
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FutureObj`, `Spawn`
[INFO] [stdout]  --> tests/pool-test.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::task::{FutureObj, Spawn};
[INFO] [stdout]   |                     ^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `i64` is not a future
[INFO] [stdout]   --> tests/pool-test.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 |     assert_eq!(long_running_task().await, 4_999_999_950_000_000);
[INFO] [stdout]    |                -------------------^^^^^^ `i64` is not a future
[INFO] [stdout]    |                |
[INFO] [stdout]    |                this call returns `i64`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `futures::Future` is not implemented for `i64`
[INFO] [stdout]    = note: i64 must be a future or must implement `IntoFuture` to be awaited
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::future::IntoFuture` for `i64`
[INFO] [stdout] help: remove the `.await`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     assert_eq!(long_running_task().await, 4_999_999_950_000_000);
[INFO] [stdout] 10 +     assert_eq!(long_running_task(), 4_999_999_950_000_000);
[INFO] [stdout]    | 
[INFO] [stdout] help: alternatively, consider making `fn long_running_task` asynchronous
[INFO] [stdout]    |
[INFO] [stdout] 5  | async fn long_running_task() -> i64 {
[INFO] [stdout]    | +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-cputask` due to 4 previous errors; 1 warning emitted
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42c2c7d350ca42366cbc9e44228c07703fcdf9c815198b69b4c44d02a733a4ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c2c7d350ca42366cbc9e44228c07703fcdf9c815198b69b4c44d02a733a4ed", kill_on_drop: false }`
[INFO] [stdout] 42c2c7d350ca42366cbc9e44228c07703fcdf9c815198b69b4c44d02a733a4ed