[INFO] fetching crate dacquiri 0.4.0...
[INFO] testing dacquiri-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate dacquiri 0.4.0 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate dacquiri 0.4.0 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 crates.io crate dacquiri 0.4.0
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate dacquiri 0.4.0
[INFO] tweaked toml for crates.io crate dacquiri 0.4.0 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate crates.io crate dacquiri 0.4.0 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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 87ac6a180a4986cfa20286eb60b1fdfa8f2433f7ca41027b3b331be5bb276801
[INFO] running `Command { std: "docker" "start" "-a" "87ac6a180a4986cfa20286eb60b1fdfa8f2433f7ca41027b3b331be5bb276801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87ac6a180a4986cfa20286eb60b1fdfa8f2433f7ca41027b3b331be5bb276801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ac6a180a4986cfa20286eb60b1fdfa8f2433f7ca41027b3b331be5bb276801", kill_on_drop: false }`
[INFO] [stdout] 87ac6a180a4986cfa20286eb60b1fdfa8f2433f7ca41027b3b331be5bb276801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] c23587e3953f29ceb12960a278d32482401632b8b4aaeb5db70efe05f79e59cc
[INFO] running `Command { std: "docker" "start" "-a" "c23587e3953f29ceb12960a278d32482401632b8b4aaeb5db70efe05f79e59cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling dacquiri_derive v0.4.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dacquiri_derive-0.4.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(adt_const_params)]
[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 `dacquiri_derive` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c23587e3953f29ceb12960a278d32482401632b8b4aaeb5db70efe05f79e59cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23587e3953f29ceb12960a278d32482401632b8b4aaeb5db70efe05f79e59cc", kill_on_drop: false }`
[INFO] [stdout] c23587e3953f29ceb12960a278d32482401632b8b4aaeb5db70efe05f79e59cc