[INFO] fetching crate parsli 0.1.4...
[INFO] documenting parsli-0.1.4 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate parsli 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate parsli 0.1.4 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 parsli 0.1.4
[INFO] finished tweaking crates.io crate parsli 0.1.4
[INFO] tweaked toml for crates.io crate parsli 0.1.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate parsli 0.1.4 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.42.2
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.17
[INFO] [stderr]   Downloaded hermit-abi v0.3.2
[INFO] [stderr]   Downloaded console v0.15.7
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded indicatif v0.17.5
[INFO] [stderr]   Downloaded portable-atomic v1.4.2
[INFO] [stderr]   Downloaded petgraph v0.6.3
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.2
[INFO] [stderr]   Downloaded windows-sys v0.45.0
[INFO] [stderr]   Downloaded libc v0.2.147
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.2
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.2
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.2
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.2
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.2
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.2
[INFO] [stderr]   Downloaded unicode-width v0.1.10
[INFO] [stderr]   Downloaded threadpool v1.8.1
[INFO] [stderr]   Downloaded dot v0.1.4
[INFO] [stderr]   Downloaded fixedbitset v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3fc86734b7b6d28e7ee65f0269ba58650adbf8f94be25b6a4c399d1fe5fff922
[INFO] running `Command { std: "docker" "start" "-a" "3fc86734b7b6d28e7ee65f0269ba58650adbf8f94be25b6a4c399d1fe5fff922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fc86734b7b6d28e7ee65f0269ba58650adbf8f94be25b6a4c399d1fe5fff922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc86734b7b6d28e7ee65f0269ba58650adbf8f94be25b6a4c399d1fe5fff922", kill_on_drop: false }`
[INFO] [stdout] 3fc86734b7b6d28e7ee65f0269ba58650adbf8f94be25b6a4c399d1fe5fff922
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d41ec207527ffa8ac95ac36f42995770d9151955f6d0e721d1ab84b27d8762dc
[INFO] running `Command { std: "docker" "start" "-a" "d41ec207527ffa8ac95ac36f42995770d9151955f6d0e721d1ab84b27d8762dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling portable-atomic v1.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking indicatif v0.17.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]  Documenting parsli v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fn_traits, unboxed_closures, trait_alias, type_alias_impl_trait)]
[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 `parsli`
[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 parsli src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8c026841b87dd4fd -L dependency=/opt/rustwide/target/debug/deps --extern console=/opt/rustwide/target/debug/deps/libconsole-65d52198a429ba6a.rmeta --extern dot=/opt/rustwide/target/debug/deps/libdot-7d295f55f265c1e5.rmeta --extern indicatif=/opt/rustwide/target/debug/deps/libindicatif-cde328705eb1dbd7.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-d479be8121f50711.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-0a1eeb202525e6c6.rmeta --extern threadpool=/opt/rustwide/target/debug/deps/libthreadpool-13f2ba75cd159968.rmeta --cap-lints=warn --crate-version 0.1.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d41ec207527ffa8ac95ac36f42995770d9151955f6d0e721d1ab84b27d8762dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41ec207527ffa8ac95ac36f42995770d9151955f6d0e721d1ab84b27d8762dc", kill_on_drop: false }`
[INFO] [stdout] d41ec207527ffa8ac95ac36f42995770d9151955f6d0e721d1ab84b27d8762dc
