[INFO] cloning repository https://github.com/frostu8/among-us
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frostu8/among-us" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrostu8%2Famong-us", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrostu8%2Famong-us'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37c42e883cb7a4ee0399374e35976a5cb11de26a
[INFO] testing frostu8/among-us against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrostu8%2Famong-us" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frostu8/among-us on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frostu8/among-us
[INFO] finished tweaking git repo https://github.com/frostu8/among-us
[INFO] tweaked toml for git repo https://github.com/frostu8/among-us written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/frostu8/among-us already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/frostu8/sat`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] a4b839f1f1a2c02e67bc5692d9b15bb91d9d7b6d82522dd46fcb817d880d952b
[INFO] running `Command { std: "docker" "start" "-a" "a4b839f1f1a2c02e67bc5692d9b15bb91d9d7b6d82522dd46fcb817d880d952b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4b839f1f1a2c02e67bc5692d9b15bb91d9d7b6d82522dd46fcb817d880d952b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b839f1f1a2c02e67bc5692d9b15bb91d9d7b6d82522dd46fcb817d880d952b", kill_on_drop: false }`
[INFO] [stdout] a4b839f1f1a2c02e67bc5692d9b15bb91d9d7b6d82522dd46fcb817d880d952b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", 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] 921877f17cb3d2e6e006b58cb77619546dc7032feed1e36964123d94822c0201
[INFO] running `Command { std: "docker" "start" "-a" "921877f17cb3d2e6e006b58cb77619546dc7032feed1e36964123d94822c0201", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling simba v0.4.0
[INFO] [stderr]    Compiling nalgebra v0.25.3
[INFO] [stderr]    Compiling sat v0.1.0 (https://github.com/frostu8/sat?tag=v0.1.0-alpha#e8ed4d40)
[INFO] [stderr]    Compiling among-us v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `among-us` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "921877f17cb3d2e6e006b58cb77619546dc7032feed1e36964123d94822c0201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "921877f17cb3d2e6e006b58cb77619546dc7032feed1e36964123d94822c0201", kill_on_drop: false }`
[INFO] [stdout] 921877f17cb3d2e6e006b58cb77619546dc7032feed1e36964123d94822c0201
