[INFO] cloning repository https://github.com/lcdr/world_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lcdr/world_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flcdr%2Fworld_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flcdr%2Fworld_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecaa30410726070352a91f0698612ae483b81dca
[INFO] testing lcdr/world_server against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flcdr%2Fworld_server" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lcdr/world_server on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/lcdr/world_server
[INFO] finished tweaking git repo https://github.com/lcdr/world_server
[INFO] tweaked toml for git repo https://github.com/lcdr/world_server written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/lcdr/world_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2953584f3174d574d64f228e1dfe24fe20d59448b8448bfe1717460883fae47
[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" "e2953584f3174d574d64f228e1dfe24fe20d59448b8448bfe1717460883fae47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2953584f3174d574d64f228e1dfe24fe20d59448b8448bfe1717460883fae47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2953584f3174d574d64f228e1dfe24fe20d59448b8448bfe1717460883fae47", kill_on_drop: false }`
[INFO] [stdout] e2953584f3174d574d64f228e1dfe24fe20d59448b8448bfe1717460883fae47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 014c7d94930fef5bfc075de18998329e9455c0b526795ef042ea6488f008176c
[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" "014c7d94930fef5bfc075de18998329e9455c0b526795ef042ea6488f008176c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling minreq v2.2.0
[INFO] [stderr]    Compiling endio_bit v0.1.0 (https://github.com/lcdr/endio_bit?rev=46b1b0eda359dd85b5eabf9714e839c3728c75af#46b1b0ed)
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling endio_derive v0.2.0 (https://github.com/lcdr/endio?rev=6e988eed6d9d3b1fa0edde34062edfb3b01d344a#6e988eed)
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling lu_packets_derive v0.1.0 (https://github.com/lcdr/lu_packets?rev=58e22958eca62e0d2d2d98c5de3052900fff1884#58e22958)
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling endio v0.2.0 (https://github.com/lcdr/endio?rev=6e988eed6d9d3b1fa0edde34062edfb3b01d344a#6e988eed)
[INFO] [stderr]    Compiling lu_packets v0.1.0 (https://github.com/lcdr/lu_packets?rev=58e22958eca62e0d2d2d98c5de3052900fff1884#58e22958)
[INFO] [stderr]    Compiling rusqlite v0.24.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/lu_packets-a45db4b40825b0eb/58e2295/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(arbitrary_enum_discriminant)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/lu_packets-a45db4b40825b0eb/58e2295/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(min_const_generics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/lu_packets-a45db4b40825b0eb/58e2295/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling diesel v1.4.6
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lu_packets` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "014c7d94930fef5bfc075de18998329e9455c0b526795ef042ea6488f008176c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "014c7d94930fef5bfc075de18998329e9455c0b526795ef042ea6488f008176c", kill_on_drop: false }`
[INFO] [stdout] 014c7d94930fef5bfc075de18998329e9455c0b526795ef042ea6488f008176c