[INFO] crate winit 0.22.0 is already in cache
[INFO] checking winit-0.22.0 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate winit 0.22.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate winit 0.22.0 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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-14/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ad7e145395f87e79d4568e0894ccefb9aede58b19a21b2f0870ac1bdc0384d8f
[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" "ad7e145395f87e79d4568e0894ccefb9aede58b19a21b2f0870ac1bdc0384d8f"`
[INFO] [stderr]     Checking deflate v0.8.3
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking image v0.23.1
[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 18.07s
[INFO] running `"docker" "inspect" "ad7e145395f87e79d4568e0894ccefb9aede58b19a21b2f0870ac1bdc0384d8f"`
[INFO] running `"docker" "rm" "-f" "ad7e145395f87e79d4568e0894ccefb9aede58b19a21b2f0870ac1bdc0384d8f"`
[INFO] [stdout] ad7e145395f87e79d4568e0894ccefb9aede58b19a21b2f0870ac1bdc0384d8f