[INFO] updating cached repository https://github.com/shioleap/hello_winit
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] add8763037b6fac7139c9b30e1c4f8b0e315e6a8
[INFO] checking shioleap/hello_winit against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshioleap%2Fhello_winit" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shioleap/hello_winit on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shioleap/hello_winit
[INFO] finished tweaking git repo https://github.com/shioleap/hello_winit
[INFO] tweaked toml for git repo https://github.com/shioleap/hello_winit written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/shioleap/hello_winit already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 379b5f61d91f5009583c59494184eece3f36aa1af16a27af1e3fcc136429676d
[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" "379b5f61d91f5009583c59494184eece3f36aa1af16a27af1e3fcc136429676d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking percent-encoding v2.0.0
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]     Checking libloading v0.5.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.3
[INFO] [stderr]     Checking hello_winit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `xlib_window`
[INFO] [stderr]   --> src/main.rs:47:7
[INFO] [stderr]    |
[INFO] [stderr] 47 |   let xlib_window = winit_state.window.get_xlib_window().unwrap();
[INFO] [stderr]    |       ^^^^^^^^^^^ help: consider prefixing with an underscore: `_xlib_window`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xlib_gc`
[INFO] [stderr]   --> src/main.rs:50:7
[INFO] [stderr]    |
[INFO] [stderr] 50 |   let xlib_gc = unsafe {xlib::XDefaultGC(xlib_display, xlib_screen_id)};
[INFO] [stderr]    |       ^^^^^^^ help: consider prefixing with an underscore: `_xlib_gc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xlib_window`
[INFO] [stderr]   --> src/main.rs:47:7
[INFO] [stderr]    |
[INFO] [stderr] 47 |   let xlib_window = winit_state.window.get_xlib_window().unwrap();
[INFO] [stderr]    |       ^^^^^^^^^^^ help: consider prefixing with an underscore: `_xlib_window`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xlib_gc`
[INFO] [stderr]   --> src/main.rs:50:7
[INFO] [stderr]    |
[INFO] [stderr] 50 |   let xlib_gc = unsafe {xlib::XDefaultGC(xlib_display, xlib_screen_id)};
[INFO] [stderr]    |       ^^^^^^^ help: consider prefixing with an underscore: `_xlib_gc`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.50s
[INFO] running `"docker" "inspect" "379b5f61d91f5009583c59494184eece3f36aa1af16a27af1e3fcc136429676d"`
[INFO] running `"docker" "rm" "-f" "379b5f61d91f5009583c59494184eece3f36aa1af16a27af1e3fcc136429676d"`
[INFO] [stdout] 379b5f61d91f5009583c59494184eece3f36aa1af16a27af1e3fcc136429676d