[INFO] fetching crate code-it-later-rs 0.7.0...
[INFO] documenting code-it-later-rs-0.7.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate code-it-later-rs 0.7.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate code-it-later-rs 0.7.0 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 code-it-later-rs 0.7.0
[INFO] finished tweaking crates.io crate code-it-later-rs 0.7.0
[INFO] tweaked toml for crates.io crate code-it-later-rs 0.7.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate code-it-later-rs 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v9.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 621c303930702ababcf0eab6d154a857cdd38d4df871970ace91f4e036c9973e
[INFO] running `Command { std: "docker" "start" "-a" "621c303930702ababcf0eab6d154a857cdd38d4df871970ace91f4e036c9973e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "621c303930702ababcf0eab6d154a857cdd38d4df871970ace91f4e036c9973e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "621c303930702ababcf0eab6d154a857cdd38d4df871970ace91f4e036c9973e", kill_on_drop: false }`
[INFO] [stdout] 621c303930702ababcf0eab6d154a857cdd38d4df871970ace91f4e036c9973e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3afa9d020e16e9aecbd9afbee21c0cfd5b88228cf665569a0628ca2e7ea196d5
[INFO] running `Command { std: "docker" "start" "-a" "3afa9d020e16e9aecbd9afbee21c0cfd5b88228cf665569a0628ca2e7ea196d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.10
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking memchr v2.6.1
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking clap_builder v4.4.1
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking fd-lock v3.0.13
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling clap_derive v4.4.0
[INFO] [stderr]     Checking rustyline v9.1.2
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking clap v4.4.1
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]  Documenting code-it-later-rs v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking code-it-later-rs 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[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(exit_status_error)]
[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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[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(exit_status_error)]
[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:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(exit_status_error)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `code-it-later-rs`
[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 code_it_later_rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=554b59c8ea3f1ed5 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-0e90e119cea792ad.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-800bfdd62c1831e3.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-900704033b235124.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-7fe0807640814e58.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-a5d6d02ae812385a.rmeta --extern rustyline=/opt/rustwide/target/debug/deps/librustyline-f356a824540690b5.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-76f2a420b7db7840.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-f457d4f7c3220085.rmeta --cap-lints=warn --crate-version 0.7.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 compile `code-it-later-rs` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "3afa9d020e16e9aecbd9afbee21c0cfd5b88228cf665569a0628ca2e7ea196d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3afa9d020e16e9aecbd9afbee21c0cfd5b88228cf665569a0628ca2e7ea196d5", kill_on_drop: false }`
[INFO] [stdout] 3afa9d020e16e9aecbd9afbee21c0cfd5b88228cf665569a0628ca2e7ea196d5
