[INFO] fetching crate wood_derive 0.5.0...
[INFO] testing wood_derive-0.5.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate wood_derive 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wood_derive 0.5.0 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 wood_derive 0.5.0
[INFO] finished tweaking crates.io crate wood_derive 0.5.0
[INFO] tweaked toml for crates.io crate wood_derive 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate wood_derive 0.5.0 already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded ref_slice v1.1.1
[INFO] [stderr]   Downloaded wood v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 085eefcb14582dc9566f309ac4a6571f11554b0242f5a1407ec48303eff44e41
[INFO] running `Command { std: "docker" "start" "-a" "085eefcb14582dc9566f309ac4a6571f11554b0242f5a1407ec48303eff44e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "085eefcb14582dc9566f309ac4a6571f11554b0242f5a1407ec48303eff44e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085eefcb14582dc9566f309ac4a6571f11554b0242f5a1407ec48303eff44e41", kill_on_drop: false }`
[INFO] [stdout] 085eefcb14582dc9566f309ac4a6571f11554b0242f5a1407ec48303eff44e41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5b85649e10e6bcab7426d0c178ff5bb25c9de3789d5339eec807b8704fc93500
[INFO] running `Command { std: "docker" "start" "-a" "5b85649e10e6bcab7426d0c178ff5bb25c9de3789d5339eec807b8704fc93500", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling ref_slice v1.1.1
[INFO] [stderr]    Compiling wood v0.5.0
[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/wood-0.5.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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/registry/src/github.com-1ecc6299db9ec823/wood-0.5.0/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(drain_filter)]
[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/registry/src/github.com-1ecc6299db9ec823/wood-0.5.0/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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 `wood` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5b85649e10e6bcab7426d0c178ff5bb25c9de3789d5339eec807b8704fc93500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b85649e10e6bcab7426d0c178ff5bb25c9de3789d5339eec807b8704fc93500", kill_on_drop: false }`
[INFO] [stdout] 5b85649e10e6bcab7426d0c178ff5bb25c9de3789d5339eec807b8704fc93500