[INFO] fetching crate grass 0.12.3...
[INFO] documenting grass-0.12.3 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate grass 0.12.3 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate grass 0.12.3 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grass 0.12.3
[INFO] finished tweaking crates.io crate grass 0.12.3
[INFO] tweaked toml for crates.io crate grass 0.12.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate grass 0.12.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded codemap v0.1.3
[INFO] [stderr]   Downloaded include_sass v0.12.3
[INFO] [stderr]   Downloaded grass_compiler v0.12.3
[INFO] [stderr]   Downloaded lasso v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1662bcf393559f7dc05b2f28c0a423de49fdc07c456a5908bb6a2896b4dfdc0
[INFO] running `Command { std: "docker" "start" "-a" "d1662bcf393559f7dc05b2f28c0a423de49fdc07c456a5908bb6a2896b4dfdc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1662bcf393559f7dc05b2f28c0a423de49fdc07c456a5908bb6a2896b4dfdc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1662bcf393559f7dc05b2f28c0a423de49fdc07c456a5908bb6a2896b4dfdc0", kill_on_drop: false }`
[INFO] [stdout] d1662bcf393559f7dc05b2f28c0a423de49fdc07c456a5908bb6a2896b4dfdc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc435b3014d1049eb9d203a9bbdc5c4d7ab5574ad3668f847e9c58d8af2884d9
[INFO] running `Command { std: "docker" "start" "-a" "cc435b3014d1049eb9d203a9bbdc5c4d7ab5574ad3668f847e9c58d8af2884d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking codemap v0.1.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking lasso v0.6.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking grass_compiler v0.12.3
[INFO] [stderr]  Documenting grass v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![cfg_attr(doc, feature(doc_cfg))]
[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 document `grass`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name grass src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="clap"' --cfg 'feature="commandline"' --cfg 'feature="default"' --cfg 'feature="random"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cb758d7457ce9201 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-792e433198150e0a.rmeta --extern grass_compiler=/opt/rustwide/target/debug/deps/libgrass_compiler-ec03e4a8ec1dd919.rmeta --cap-lints=warn --crate-version 0.12.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "cc435b3014d1049eb9d203a9bbdc5c4d7ab5574ad3668f847e9c58d8af2884d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc435b3014d1049eb9d203a9bbdc5c4d7ab5574ad3668f847e9c58d8af2884d9", kill_on_drop: false }`
[INFO] [stdout] cc435b3014d1049eb9d203a9bbdc5c4d7ab5574ad3668f847e9c58d8af2884d9
