[INFO] fetching crate enum_traits 0.3.0...
[INFO] testing enum_traits-0.3.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate enum_traits 0.3.0 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate enum_traits 0.3.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum_traits 0.3.0
[INFO] finished tweaking crates.io crate enum_traits 0.3.0
[INFO] tweaked toml for crates.io crate enum_traits 0.3.0 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb43b81bead851d9e0550cb7b6d3d61c9b476dd06919b51aa332c8004bbe752
[INFO] running `Command { std: "docker" "start" "-a" "cbb43b81bead851d9e0550cb7b6d3d61c9b476dd06919b51aa332c8004bbe752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb43b81bead851d9e0550cb7b6d3d61c9b476dd06919b51aa332c8004bbe752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb43b81bead851d9e0550cb7b6d3d61c9b476dd06919b51aa332c8004bbe752", kill_on_drop: false }`
[INFO] [stdout] cbb43b81bead851d9e0550cb7b6d3d61c9b476dd06919b51aa332c8004bbe752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a32147eb41777e761076afd2ee8d802aff26dab42eaf993a6d94333bbd92760
[INFO] running `Command { std: "docker" "start" "-a" "2a32147eb41777e761076afd2ee8d802aff26dab42eaf993a6d94333bbd92760", kill_on_drop: false }`
[INFO] [stderr]    Compiling enum_traits v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(associated_consts)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[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 `enum_traits` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2a32147eb41777e761076afd2ee8d802aff26dab42eaf993a6d94333bbd92760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a32147eb41777e761076afd2ee8d802aff26dab42eaf993a6d94333bbd92760", kill_on_drop: false }`
[INFO] [stdout] 2a32147eb41777e761076afd2ee8d802aff26dab42eaf993a6d94333bbd92760