[INFO] fetching crate forkfs 0.2.6...
[INFO] documenting forkfs-0.2.6 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate forkfs 0.2.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate forkfs 0.2.6 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] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate forkfs 0.2.6
[INFO] finished tweaking crates.io crate forkfs 0.2.6
[INFO] tweaked toml for crates.io crate forkfs 0.2.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate forkfs 0.2.6 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 wait-timeout v0.2.0
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[INFO] [stderr]   Downloaded rustix v0.38.14
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[INFO] [stderr]   Downloaded cargo-platform v0.1.3
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[INFO] [stderr]   Downloaded redox_users v0.4.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a8b84ab8dbf51bb7956056e27d56ff7d8c9c52c189f42b1857ddb84b14b268d8
[INFO] running `Command { std: "docker" "start" "-a" "a8b84ab8dbf51bb7956056e27d56ff7d8c9c52c189f42b1857ddb84b14b268d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8b84ab8dbf51bb7956056e27d56ff7d8c9c52c189f42b1857ddb84b14b268d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8b84ab8dbf51bb7956056e27d56ff7d8c9c52c189f42b1857ddb84b14b268d8", kill_on_drop: false }`
[INFO] [stdout] a8b84ab8dbf51bb7956056e27d56ff7d8c9c52c189f42b1857ddb84b14b268d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1aa1052d095622d774741e7a6536beda2d144583a02e75a8e0abaa18d374c044
[INFO] running `Command { std: "docker" "start" "-a" "1aa1052d095622d774741e7a6536beda2d144583a02e75a8e0abaa18d374c044", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling rustix v0.38.14
[INFO] [stderr]    Compiling semver v1.0.19
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling error-stack v0.4.1
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking clap_builder v4.4.5
[INFO] [stderr]    Compiling typed-builder-macro v0.16.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking typed-builder v0.16.2
[INFO] [stderr]     Checking fuc_engine v1.1.8
[INFO] [stderr]     Checking clap v4.4.5
[INFO] [stderr]  Documenting forkfs v0.2.6 (/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(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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(dir_entry_ext2)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(c_str_literals)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `forkfs`
[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 forkfs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f3fb6bac45f27129 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-acc030167b66393a.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-0d09467c582a2a1e.rmeta --extern error_stack=/opt/rustwide/target/debug/deps/liberror_stack-96b0aea24d6793a4.rmeta --extern fuc_engine=/opt/rustwide/target/debug/deps/libfuc_engine-a8c227528d61ad35.rmeta --extern rustix=/opt/rustwide/target/debug/deps/librustix-b56033fefb943579.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-10b8939dad31b7c3.rmeta --cap-lints=warn --crate-version 0.2.6` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1aa1052d095622d774741e7a6536beda2d144583a02e75a8e0abaa18d374c044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aa1052d095622d774741e7a6536beda2d144583a02e75a8e0abaa18d374c044", kill_on_drop: false }`
[INFO] [stdout] 1aa1052d095622d774741e7a6536beda2d144583a02e75a8e0abaa18d374c044
