[INFO] fetching crate raoc 0.1.0...
[INFO] documenting raoc-0.1.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate raoc 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate raoc 0.1.0 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 raoc 0.1.0
[INFO] finished tweaking crates.io crate raoc 0.1.0
[INFO] tweaked toml for crates.io crate raoc 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded webbrowser v0.8.12
[INFO] [stderr]   Downloaded tl v0.7.8
[INFO] [stderr]   Downloaded pathdiv v0.1.0
[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] 8c8ff3875787d8f33da6fea355887887f51da5f23763415185d5685d61cde7a3
[INFO] running `Command { std: "docker" "start" "-a" "8c8ff3875787d8f33da6fea355887887f51da5f23763415185d5685d61cde7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c8ff3875787d8f33da6fea355887887f51da5f23763415185d5685d61cde7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8ff3875787d8f33da6fea355887887f51da5f23763415185d5685d61cde7a3", kill_on_drop: false }`
[INFO] [stdout] 8c8ff3875787d8f33da6fea355887887f51da5f23763415185d5685d61cde7a3
[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] b7f110c8eac5701eec8b2513e19ab63bfa4d345cb5397cdd59672ed9b20139b6
[INFO] running `Command { std: "docker" "start" "-a" "b7f110c8eac5701eec8b2513e19ab63bfa4d345cb5397cdd59672ed9b20139b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking tl v0.7.8
[INFO] [stderr]     Checking pathdiv v0.1.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking webbrowser v0.8.12
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.24
[INFO] [stderr]  Documenting raoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(negative_impls, auto_traits)]
[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 `raoc`
[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 raoc src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="async"' --cfg 'feature="default"' --cfg 'feature="sync"' --cfg 'feature="web"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8261a936e9d9759e -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-24e225d20167056e.rmeta --extern crossterm=/opt/rustwide/target/debug/deps/libcrossterm-a5b623f037469e75.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-2ca58a9ba86a6505.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-900704033b235124.rmeta --extern pathdiv=/opt/rustwide/target/debug/deps/libpathdiv-efc3cd07364b03b5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-c9f4f11a63d5d465.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-7b5c57e898d79a5a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1494ecb3a2331459.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-bf524509d3a07477.rmeta --extern tl=/opt/rustwide/target/debug/deps/libtl-dbfa11dcfa953d23.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-ffa4a05ae1acca47.rmeta --extern webbrowser=/opt/rustwide/target/debug/deps/libwebbrowser-c60cab5f2c4fce48.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b7f110c8eac5701eec8b2513e19ab63bfa4d345cb5397cdd59672ed9b20139b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f110c8eac5701eec8b2513e19ab63bfa4d345cb5397cdd59672ed9b20139b6", kill_on_drop: false }`
[INFO] [stdout] b7f110c8eac5701eec8b2513e19ab63bfa4d345cb5397cdd59672ed9b20139b6
