[INFO] crate winit 0.22.0 is already in cache
[INFO] checking winit-0.22.0 against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] extracting crate winit 0.22.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate winit 0.22.0 on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate winit 0.22.0
[INFO] finished tweaking crates.io crate winit 0.22.0
[INFO] tweaked toml for crates.io crate winit 0.22.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate winit 0.22.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d5ce642186f95242f9cfdc887c0d03e8d4e6a74e41cce10c7bf7089291d72f48
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d5ce642186f95242f9cfdc887c0d03e8d4e6a74e41cce10c7bf7089291d72f48"`
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking image v0.23.1
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/platform_impl/linux/mod.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         { Mutex::new(XConnection::new(Some(x_error_callback)).map(Arc::new)) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/platform_impl/linux/mod.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         { Mutex::new(XConnection::new(Some(x_error_callback)).map(Arc::new)) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.18s
[INFO] running `"docker" "inspect" "d5ce642186f95242f9cfdc887c0d03e8d4e6a74e41cce10c7bf7089291d72f48"`
[INFO] running `"docker" "rm" "-f" "d5ce642186f95242f9cfdc887c0d03e8d4e6a74e41cce10c7bf7089291d72f48"`
[INFO] [stdout] d5ce642186f95242f9cfdc887c0d03e8d4e6a74e41cce10c7bf7089291d72f48