[INFO] fetching crate colorz 1.1.2...
[INFO] documenting colorz-1.1.2 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate colorz 1.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate colorz 1.1.2 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate colorz 1.1.2
[INFO] finished tweaking crates.io crate colorz 1.1.2
[INFO] tweaked toml for crates.io crate colorz 1.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate colorz 1.1.2 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded supports-color v2.0.0
[INFO] [stderr]   Downloaded is_ci v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6c597a4097cf3ffcb0cb4b57ea9ff75fa6d837c546b504474a44a8e5c417922
[INFO] running `Command { std: "docker" "start" "-a" "a6c597a4097cf3ffcb0cb4b57ea9ff75fa6d837c546b504474a44a8e5c417922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6c597a4097cf3ffcb0cb4b57ea9ff75fa6d837c546b504474a44a8e5c417922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c597a4097cf3ffcb0cb4b57ea9ff75fa6d837c546b504474a44a8e5c417922", kill_on_drop: false }`
[INFO] [stdout] a6c597a4097cf3ffcb0cb4b57ea9ff75fa6d837c546b504474a44a8e5c417922
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf1b15bc6682b8924561e0393fd0f77a81f8e5877ea1cf167dd9fe44c30119bb
[INFO] running `Command { std: "docker" "start" "-a" "cf1b15bc6682b8924561e0393fd0f77a81f8e5877ea1cf167dd9fe44c30119bb", kill_on_drop: false }`
[INFO] [stderr]  Documenting colorz v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![cfg_attr(doc, feature(doc_cfg))]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `colorz`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name colorz src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fd9009af69590dae -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 1.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "cf1b15bc6682b8924561e0393fd0f77a81f8e5877ea1cf167dd9fe44c30119bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf1b15bc6682b8924561e0393fd0f77a81f8e5877ea1cf167dd9fe44c30119bb", kill_on_drop: false }`
[INFO] [stdout] cf1b15bc6682b8924561e0393fd0f77a81f8e5877ea1cf167dd9fe44c30119bb
[INFO] documenting colorz-1.1.2 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate colorz 1.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate colorz 1.1.2 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate colorz 1.1.2
[INFO] finished tweaking crates.io crate colorz 1.1.2
[INFO] tweaked toml for crates.io crate colorz 1.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate colorz 1.1.2 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-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4314ae2e4e339440081d064de3276fbdc7fb69eee84a66ae00df07bce4d80cda
[INFO] running `Command { std: "docker" "start" "-a" "4314ae2e4e339440081d064de3276fbdc7fb69eee84a66ae00df07bce4d80cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4314ae2e4e339440081d064de3276fbdc7fb69eee84a66ae00df07bce4d80cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4314ae2e4e339440081d064de3276fbdc7fb69eee84a66ae00df07bce4d80cda", kill_on_drop: false }`
[INFO] [stdout] 4314ae2e4e339440081d064de3276fbdc7fb69eee84a66ae00df07bce4d80cda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 635815ac67424c104bffd1a778ef0831bd9a6454222eae06bb114927e6a77335
[INFO] running `Command { std: "docker" "start" "-a" "635815ac67424c104bffd1a778ef0831bd9a6454222eae06bb114927e6a77335", kill_on_drop: false }`
[INFO] [stderr]  Documenting colorz v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![cfg_attr(doc, feature(doc_cfg))]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `colorz`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name colorz src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e4991a0da444d610 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 1.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "635815ac67424c104bffd1a778ef0831bd9a6454222eae06bb114927e6a77335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "635815ac67424c104bffd1a778ef0831bd9a6454222eae06bb114927e6a77335", kill_on_drop: false }`
[INFO] [stdout] 635815ac67424c104bffd1a778ef0831bd9a6454222eae06bb114927e6a77335
