[INFO] cloning repository https://github.com/way-cooler/way-cooler-bg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/way-cooler/way-cooler-bg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fway-cooler%2Fway-cooler-bg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fway-cooler%2Fway-cooler-bg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9dde66b52f4f113ce8721a5b6ad4dd8e42049f1d
[INFO] testing way-cooler/way-cooler-bg against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fway-cooler%2Fway-cooler-bg" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/way-cooler/way-cooler-bg on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/way-cooler/way-cooler-bg
[INFO] finished tweaking git repo https://github.com/way-cooler/way-cooler-bg
[INFO] tweaked toml for git repo https://github.com/way-cooler/way-cooler-bg written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/way-cooler/way-cooler-bg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71a1ccbbc2b5b1edb05e37a7035ad23dc418e770e8626d4016a15fce0f58f212
[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" "71a1ccbbc2b5b1edb05e37a7035ad23dc418e770e8626d4016a15fce0f58f212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71a1ccbbc2b5b1edb05e37a7035ad23dc418e770e8626d4016a15fce0f58f212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a1ccbbc2b5b1edb05e37a7035ad23dc418e770e8626d4016a15fce0f58f212", kill_on_drop: false }`
[INFO] [stdout] 71a1ccbbc2b5b1edb05e37a7035ad23dc418e770e8626d4016a15fce0f58f212
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab7aa68b67168d1823c2131f805e7af5eb079d912d7f54a8b9e62ad6bce73573
[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" "ab7aa68b67168d1823c2131f805e7af5eb079d912d7f54a8b9e62ad6bce73573", kill_on_drop: false }`
[INFO] [stderr]    Compiling inflate v0.1.1
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling wc-bg v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.9.10
[INFO] [stderr]    Compiling way-cooler-client-helpers v0.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.59s
[INFO] running `Command { std: "docker" "inspect" "ab7aa68b67168d1823c2131f805e7af5eb079d912d7f54a8b9e62ad6bce73573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7aa68b67168d1823c2131f805e7af5eb079d912d7f54a8b9e62ad6bce73573", kill_on_drop: false }`
[INFO] [stdout] ab7aa68b67168d1823c2131f805e7af5eb079d912d7f54a8b9e62ad6bce73573
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9649242c78ba445c3bc113bf869a25b5162bd222d8c60965a26d0dbe2dca7614
[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" "9649242c78ba445c3bc113bf869a25b5162bd222d8c60965a26d0dbe2dca7614", kill_on_drop: false }`
[INFO] [stderr]    Compiling wc-bg v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: literal out of range for `u8`
[INFO] [stdout]    --> src/main.rs:479:43
[INFO] [stdout]     |
[INFO] [stdout] 479 |     assert_eq!(rgba_conversion(255, 500), 500);
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(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] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "9649242c78ba445c3bc113bf869a25b5162bd222d8c60965a26d0dbe2dca7614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9649242c78ba445c3bc113bf869a25b5162bd222d8c60965a26d0dbe2dca7614", kill_on_drop: false }`
[INFO] [stdout] 9649242c78ba445c3bc113bf869a25b5162bd222d8c60965a26d0dbe2dca7614
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27ed9be553361f47aa469534724a3f452bbe41992827a7321c7eb782e8a5332d
[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" "27ed9be553361f47aa469534724a3f452bbe41992827a7321c7eb782e8a5332d", kill_on_drop: false }`
[INFO] [stderr] warning: literal out of range for `u8`
[INFO] [stderr]    --> src/main.rs:479:43
[INFO] [stderr]     |
[INFO] [stderr] 479 |     assert_eq!(rgba_conversion(255, 500), 500);
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(overflowing_literals)]` on by default
[INFO] [stderr]     = note: the literal `500` does not fit into the type `u8` whose range is `0..=255`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wc_bg-4c5822e375e907b5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_rgba_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27ed9be553361f47aa469534724a3f452bbe41992827a7321c7eb782e8a5332d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ed9be553361f47aa469534724a3f452bbe41992827a7321c7eb782e8a5332d", kill_on_drop: false }`
[INFO] [stdout] 27ed9be553361f47aa469534724a3f452bbe41992827a7321c7eb782e8a5332d