[INFO] cloning repository https://github.com/Vzaa/yuvdiff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vzaa/yuvdiff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVzaa%2Fyuvdiff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVzaa%2Fyuvdiff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0965391f2eb8e8c4a9424f298f346e36f2c21a1
[INFO] checking Vzaa/yuvdiff against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVzaa%2Fyuvdiff" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vzaa/yuvdiff on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vzaa/yuvdiff
[INFO] finished tweaking git repo https://github.com/Vzaa/yuvdiff
[INFO] tweaked toml for git repo https://github.com/Vzaa/yuvdiff written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Vzaa/yuvdiff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] a4f492bf1e38d38ee9807b81415ce7c672ea75bb154fa8f7bbb31aa6055ca4df
[INFO] running `Command { std: "docker" "start" "-a" "a4f492bf1e38d38ee9807b81415ce7c672ea75bb154fa8f7bbb31aa6055ca4df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4f492bf1e38d38ee9807b81415ce7c672ea75bb154fa8f7bbb31aa6055ca4df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f492bf1e38d38ee9807b81415ce7c672ea75bb154fa8f7bbb31aa6055ca4df", kill_on_drop: false }`
[INFO] [stdout] a4f492bf1e38d38ee9807b81415ce7c672ea75bb154fa8f7bbb31aa6055ca4df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 875fb36c0d5e4cfc2ebf7adad3fbbf48b43f017249719e790303c33334fb5312
[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" "875fb36c0d5e4cfc2ebf7adad3fbbf48b43f017249719e790303c33334fb5312", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling sdl2-sys v0.27.3
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking sdl2 v0.27.3
[INFO] [stderr]     Checking yuvdiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/yuv.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     (w * h)
[INFO] [stdout]    |     ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sdlui.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 | type ButtonHandler = Fn(&mut UiSettings, i32, i32);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut UiSettings, i32, i32)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/yuv.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     (w * h)
[INFO] [stdout]    |     ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sdlui.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 | type ButtonHandler = Fn(&mut UiSettings, i32, i32);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut UiSettings, i32, i32)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.46s
[INFO] running `Command { std: "docker" "inspect" "875fb36c0d5e4cfc2ebf7adad3fbbf48b43f017249719e790303c33334fb5312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875fb36c0d5e4cfc2ebf7adad3fbbf48b43f017249719e790303c33334fb5312", kill_on_drop: false }`
[INFO] [stdout] 875fb36c0d5e4cfc2ebf7adad3fbbf48b43f017249719e790303c33334fb5312