[INFO] cloning repository https://github.com/bobbobbio/Advent-of-Code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bobbobbio/Advent-of-Code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbobbobbio%2FAdvent-of-Code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbobbobbio%2FAdvent-of-Code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c089e0bede00348af3656f64eea5ba0e492825b2
[INFO] testing bobbobbio/Advent-of-Code-2021 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%2Fbobbobbio%2FAdvent-of-Code-2021" "/workspace/builds/worker-109/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bobbobbio/Advent-of-Code-2021 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] started tweaking git repo https://github.com/bobbobbio/Advent-of-Code-2021
[INFO] finished tweaking git repo https://github.com/bobbobbio/Advent-of-Code-2021
[INFO] tweaked toml for git repo https://github.com/bobbobbio/Advent-of-Code-2021 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate git repo https://github.com/bobbobbio/Advent-of-Code-2021 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 974edf9b9409011297fe1f3d5ea03d7615799e2c6cef4dd99720f8492fc54b85
[INFO] running `Command { std: "docker" "start" "-a" "974edf9b9409011297fe1f3d5ea03d7615799e2c6cef4dd99720f8492fc54b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "974edf9b9409011297fe1f3d5ea03d7615799e2c6cef4dd99720f8492fc54b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "974edf9b9409011297fe1f3d5ea03d7615799e2c6cef4dd99720f8492fc54b85", kill_on_drop: false }`
[INFO] [stdout] 974edf9b9409011297fe1f3d5ea03d7615799e2c6cef4dd99720f8492fc54b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e57b71ea610a5787c786e854197153ef95d2b24cb6b7c5aaa49640ab588fb8e
[INFO] running `Command { std: "docker" "start" "-a" "4e57b71ea610a5787c786e854197153ef95d2b24cb6b7c5aaa49640ab588fb8e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling multiset v0.0.5
[INFO] [stderr]    Compiling combine v4.6.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling parse_macro v0.1.0 (/opt/rustwide/workdir/parse_macro)
[INFO] [stderr]    Compiling advent_macro v0.1.0 (/opt/rustwide/workdir/advent_macro)
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling memoise v0.3.2
[INFO] [stderr]    Compiling darling_macro v0.13.1
[INFO] [stderr]    Compiling parse v0.1.0 (/opt/rustwide/workdir/parse)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> parse/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_associated_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> parse/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling enum-iterator v0.7.0
[INFO] [stderr] error: could not compile `parse` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4e57b71ea610a5787c786e854197153ef95d2b24cb6b7c5aaa49640ab588fb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e57b71ea610a5787c786e854197153ef95d2b24cb6b7c5aaa49640ab588fb8e", kill_on_drop: false }`
[INFO] [stdout] 4e57b71ea610a5787c786e854197153ef95d2b24cb6b7c5aaa49640ab588fb8e