[INFO] cloning repository https://github.com/myyrakle/async_thread
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/myyrakle/async_thread" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyyrakle%2Fasync_thread", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyyrakle%2Fasync_thread'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d844d958f348dab82228a6d2a896d4d6b3f76b0f
[INFO] checking myyrakle/async_thread against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyyrakle%2Fasync_thread" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/myyrakle/async_thread on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/myyrakle/async_thread
[INFO] finished tweaking git repo https://github.com/myyrakle/async_thread
[INFO] tweaked toml for git repo https://github.com/myyrakle/async_thread written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/myyrakle/async_thread already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] dfdea86fd3811f60bf7e019323def7ba8305911e93d65eb5a3cbca37c7e6d380
[INFO] running `Command { std: "docker" "start" "-a" "dfdea86fd3811f60bf7e019323def7ba8305911e93d65eb5a3cbca37c7e6d380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfdea86fd3811f60bf7e019323def7ba8305911e93d65eb5a3cbca37c7e6d380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfdea86fd3811f60bf7e019323def7ba8305911e93d65eb5a3cbca37c7e6d380", kill_on_drop: false }`
[INFO] [stdout] dfdea86fd3811f60bf7e019323def7ba8305911e93d65eb5a3cbca37c7e6d380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be6a1339a51707ee3e43d73fb87dae028711f0f7e23eb32ed9cccf3fadb5bcd4
[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" "be6a1339a51707ee3e43d73fb87dae028711f0f7e23eb32ed9cccf3fadb5bcd4", kill_on_drop: false }`
[INFO] [stderr]     Checking async_thread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0507]: cannot move out of dereference of `MutexGuard<'_, AsyncThreadState<R>>`
[INFO] [stdout]   --> src/utils/async_thread.rs:58:33
[INFO] [stdout]    |
[INFO] [stdout] 58 |             true => Poll::Ready(locked.return_value), // ?? How to solve
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^ move occurs because value has type `R`, which does not implement the `Copy` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0507`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async_thread`
[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] [stdout] error[E0507]: cannot move out of dereference of `MutexGuard<'_, AsyncThreadState<R>>`
[INFO] [stdout]   --> src/utils/async_thread.rs:58:33
[INFO] [stdout]    |
[INFO] [stdout] 58 |             true => Poll::Ready(locked.return_value), // ?? How to solve
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^ move occurs because value has type `R`, which does not implement the `Copy` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0507`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "be6a1339a51707ee3e43d73fb87dae028711f0f7e23eb32ed9cccf3fadb5bcd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be6a1339a51707ee3e43d73fb87dae028711f0f7e23eb32ed9cccf3fadb5bcd4", kill_on_drop: false }`
[INFO] [stdout] be6a1339a51707ee3e43d73fb87dae028711f0f7e23eb32ed9cccf3fadb5bcd4