[INFO] fetching crate way-cooler-bg 0.2.1...
[INFO] checking way-cooler-bg-0.2.1 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate way-cooler-bg 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate way-cooler-bg 0.2.1 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate way-cooler-bg 0.2.1
[INFO] finished tweaking crates.io crate way-cooler-bg 0.2.1
[INFO] tweaked toml for crates.io crate way-cooler-bg 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-client v0.6.2
[INFO] [stderr]   Downloaded wayland-scanner v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 583bcd67bf7582731294faedc28c07144524bd6c85023c349dfc8fde46a0e64c
[INFO] running `Command { std: "docker" "start" "-a" "583bcd67bf7582731294faedc28c07144524bd6c85023c349dfc8fde46a0e64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "583bcd67bf7582731294faedc28c07144524bd6c85023c349dfc8fde46a0e64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "583bcd67bf7582731294faedc28c07144524bd6c85023c349dfc8fde46a0e64c", kill_on_drop: false }`
[INFO] [stdout] 583bcd67bf7582731294faedc28c07144524bd6c85023c349dfc8fde46a0e64c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7af8afc6ffc82994db8a20144a5ed08e79865e3029fc92d25321ce0c3f8e206e
[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" "7af8afc6ffc82994db8a20144a5ed08e79865e3029fc92d25321ce0c3f8e206e", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v0.6.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking wayland-sys v0.6.0
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.8.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling wayland-scanner v0.6.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking dbus v0.5.4
[INFO] [stderr]    Compiling wayland-client v0.6.2
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking way-cooler-bg v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: literal out of range for `u8`
[INFO] [stdout]    --> src/main.rs:466:43
[INFO] [stdout]     |
[INFO] [stdout] 466 |     assert_eq!(rgba_conversion(255, 500), 500);
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(overflowing_literals)]` on by default
[INFO] [stdout]     = note: the literal `500` does not fit into the type `u8` whose range is `0..=255`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `way-cooler-bg`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7af8afc6ffc82994db8a20144a5ed08e79865e3029fc92d25321ce0c3f8e206e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af8afc6ffc82994db8a20144a5ed08e79865e3029fc92d25321ce0c3f8e206e", kill_on_drop: false }`
[INFO] [stdout] 7af8afc6ffc82994db8a20144a5ed08e79865e3029fc92d25321ce0c3f8e206e