[INFO] fetching crate rayon-attr 0.1.1...
[INFO] testing rayon-attr-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rayon-attr 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rayon-attr 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rayon-attr 0.1.1
[INFO] finished tweaking crates.io crate rayon-attr 0.1.1
[INFO] tweaked toml for crates.io crate rayon-attr 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.5.2
[INFO] [stderr]   Downloaded proc-macro2 v0.3.8
[INFO] [stderr]   Downloaded syn v0.13.11
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0cfb9ff06ad21f282c5d7271993587fa0228b0ac65ed277f62ef6a3c3ea4245
[INFO] running `Command { std: "docker" "start" "-a" "f0cfb9ff06ad21f282c5d7271993587fa0228b0ac65ed277f62ef6a3c3ea4245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0cfb9ff06ad21f282c5d7271993587fa0228b0ac65ed277f62ef6a3c3ea4245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0cfb9ff06ad21f282c5d7271993587fa0228b0ac65ed277f62ef6a3c3ea4245", kill_on_drop: false }`
[INFO] [stdout] f0cfb9ff06ad21f282c5d7271993587fa0228b0ac65ed277f62ef6a3c3ea4245
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e695a076f295c5d7bad6cbf67a641d325df36713def1e797310acd65d453fb1
[INFO] running `Command { std: "docker" "start" "-a" "3e695a076f295c5d7bad6cbf67a641d325df36713def1e797310acd65d453fb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling rayon-attr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[feature(full)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rayon-attr` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "3e695a076f295c5d7bad6cbf67a641d325df36713def1e797310acd65d453fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e695a076f295c5d7bad6cbf67a641d325df36713def1e797310acd65d453fb1", kill_on_drop: false }`
[INFO] [stdout] 3e695a076f295c5d7bad6cbf67a641d325df36713def1e797310acd65d453fb1