[INFO] cloning repository https://github.com/sugidaffection/rs-flappy-bird-piston
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sugidaffection/rs-flappy-bird-piston" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsugidaffection%2Frs-flappy-bird-piston"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsugidaffection%2Frs-flappy-bird-piston'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f48ad9f43c995c7b3d00c728c16faedabc27e133
[INFO] checking sugidaffection/rs-flappy-bird-piston against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsugidaffection%2Frs-flappy-bird-piston" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sugidaffection/rs-flappy-bird-piston on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sugidaffection/rs-flappy-bird-piston
[INFO] finished tweaking git repo https://github.com/sugidaffection/rs-flappy-bird-piston
[INFO] tweaked toml for git repo https://github.com/sugidaffection/rs-flappy-bird-piston written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/sugidaffection/rs-flappy-bird-piston already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d6069e5b278f32b17db9e765323ed268192887a966e7f31a42f003c8d5480508
[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" "d6069e5b278f32b17db9e765323ed268192887a966e7f31a42f003c8d5480508"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking walkdir v2.3.0
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking sdl2-sys v0.32.6
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]    Compiling gfx_gl v0.6.0
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking piston2d-graphics v0.35.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking tiled v0.8.1
[INFO] [stderr]     Checking sdl2 v0.32.2
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking glutin v0.21.2
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking piston-gfx_texture v0.40.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.66.0
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking piston-ai_behavior v0.31.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking pistoncore-sdl2_window v0.63.0 (https://github.com/PistonDevelopers/sdl2_window#db9d92f7)
[INFO] [stderr]     Checking piston2d-sprite v0.58.0
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking piston_window v0.105.0
[INFO] [stderr]     Checking flappy_bird v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:68:48
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn render(&mut self, c: Context, g: &mut G2d, args: &RenderArgs) {
[INFO] [stderr]    |                                                   ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `spin`
[INFO] [stderr]   --> src/main.rs:48:2
[INFO] [stderr]    |
[INFO] [stderr] 48 |     spin: bool
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:68:48
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn render(&mut self, c: Context, g: &mut G2d, args: &RenderArgs) {
[INFO] [stderr]    |                                                   ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `spin`
[INFO] [stderr]   --> src/main.rs:48:2
[INFO] [stderr]    |
[INFO] [stderr] 48 |     spin: bool
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "d6069e5b278f32b17db9e765323ed268192887a966e7f31a42f003c8d5480508"`
[INFO] running `"docker" "rm" "-f" "d6069e5b278f32b17db9e765323ed268192887a966e7f31a42f003c8d5480508"`
[INFO] [stdout] d6069e5b278f32b17db9e765323ed268192887a966e7f31a42f003c8d5480508