[INFO] fetching crate flexi-parse 0.7.0...
[INFO] documenting flexi-parse-0.7.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate flexi-parse 0.7.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate flexi-parse 0.7.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flexi-parse 0.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate flexi-parse 0.7.0
[INFO] tweaked toml for crates.io crate flexi-parse 0.7.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate flexi-parse 0.7.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ariadne v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f21c153d324a8de3f8026de1a5060a630fdf23ed17b70afdd9aa85256598812
[INFO] running `Command { std: "docker" "start" "-a" "2f21c153d324a8de3f8026de1a5060a630fdf23ed17b70afdd9aa85256598812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f21c153d324a8de3f8026de1a5060a630fdf23ed17b70afdd9aa85256598812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f21c153d324a8de3f8026de1a5060a630fdf23ed17b70afdd9aa85256598812", kill_on_drop: false }`
[INFO] [stdout] 2f21c153d324a8de3f8026de1a5060a630fdf23ed17b70afdd9aa85256598812
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46e39a4b3b7cee0ef09df7e3ac1f3852d136fed202064646955301fc4e225aef
[INFO] running `Command { std: "docker" "start" "-a" "46e39a4b3b7cee0ef09df7e3ac1f3852d136fed202064646955301fc4e225aef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking ariadne v0.3.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling concat-idents v1.1.5
[INFO] [stderr]  Documenting flexi-parse v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(all(doc, not(doctest)), feature(doc_auto_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 `flexi-parse`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name flexi_parse src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="ariadne"' --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4665c09f29ad35a7 -L dependency=/opt/rustwide/target/debug/deps --extern ariadne=/opt/rustwide/target/debug/deps/libariadne-db485e80382094c7.rmeta --extern concat_idents=/opt/rustwide/target/debug/deps/libconcat_idents-3037baada0326c44.so --cap-lints=warn --crate-version 0.7.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "46e39a4b3b7cee0ef09df7e3ac1f3852d136fed202064646955301fc4e225aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e39a4b3b7cee0ef09df7e3ac1f3852d136fed202064646955301fc4e225aef", kill_on_drop: false }`
[INFO] [stdout] 46e39a4b3b7cee0ef09df7e3ac1f3852d136fed202064646955301fc4e225aef
[INFO] documenting flexi-parse-0.7.0 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate flexi-parse 0.7.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate flexi-parse 0.7.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flexi-parse 0.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate flexi-parse 0.7.0
[INFO] tweaked toml for crates.io crate flexi-parse 0.7.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate flexi-parse 0.7.0 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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5290a68920415678592fc98748f2f7e595f6b2bf380d91658176e2c18247b81d
[INFO] running `Command { std: "docker" "start" "-a" "5290a68920415678592fc98748f2f7e595f6b2bf380d91658176e2c18247b81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5290a68920415678592fc98748f2f7e595f6b2bf380d91658176e2c18247b81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5290a68920415678592fc98748f2f7e595f6b2bf380d91658176e2c18247b81d", kill_on_drop: false }`
[INFO] [stdout] 5290a68920415678592fc98748f2f7e595f6b2bf380d91658176e2c18247b81d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd3ceccf53ab7ad7f995b65bc1567e58841ed2766642dccd9078bfcc080a202b
[INFO] running `Command { std: "docker" "start" "-a" "bd3ceccf53ab7ad7f995b65bc1567e58841ed2766642dccd9078bfcc080a202b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking ariadne v0.3.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling concat-idents v1.1.5
[INFO] [stderr]  Documenting flexi-parse v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(all(doc, not(doctest)), feature(doc_auto_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 `flexi-parse`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name flexi_parse src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="ariadne"' --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e89ec4ea0b8ad761 -L dependency=/opt/rustwide/target/debug/deps --extern ariadne=/opt/rustwide/target/debug/deps/libariadne-fee056c135f3f7c9.rmeta --extern concat_idents=/opt/rustwide/target/debug/deps/libconcat_idents-9019177f4be188fd.so --cap-lints=warn --crate-version 0.7.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "bd3ceccf53ab7ad7f995b65bc1567e58841ed2766642dccd9078bfcc080a202b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd3ceccf53ab7ad7f995b65bc1567e58841ed2766642dccd9078bfcc080a202b", kill_on_drop: false }`
[INFO] [stdout] bd3ceccf53ab7ad7f995b65bc1567e58841ed2766642dccd9078bfcc080a202b
