[INFO] fetching crate nu-completion-script 0.1.3...
[INFO] documenting nu-completion-script-0.1.3 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate nu-completion-script 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate nu-completion-script 0.1.3 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 nu-completion-script 0.1.3
[INFO] finished tweaking crates.io crate nu-completion-script 0.1.3
[INFO] tweaked toml for crates.io crate nu-completion-script 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate nu-completion-script 0.1.3 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 derive_deref v1.1.1
[INFO] [stderr]   Downloaded erased-serde v0.3.23
[INFO] [stderr]   Downloaded lazy-regex-proc_macros v2.3.0
[INFO] [stderr]   Downloaded lazy-regex v2.3.0
[INFO] [stderr]   Downloaded defaultmap v0.5.0
[INFO] [stderr]   Downloaded clap-verbosity-flag v2.0.0
[INFO] [stderr]   Downloaded beau_collector v0.2.1
[INFO] [stderr]   Downloaded security-framework v2.8.1
[INFO] [stderr]   Downloaded serde_fmt v1.0.1
[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] 48242db843364a43687a4d08b4be9ed76dc9a19aebc5c9693369156881ee075f
[INFO] running `Command { std: "docker" "start" "-a" "48242db843364a43687a4d08b4be9ed76dc9a19aebc5c9693369156881ee075f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48242db843364a43687a4d08b4be9ed76dc9a19aebc5c9693369156881ee075f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48242db843364a43687a4d08b4be9ed76dc9a19aebc5c9693369156881ee075f", kill_on_drop: false }`
[INFO] [stdout] 48242db843364a43687a4d08b4be9ed76dc9a19aebc5c9693369156881ee075f
[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] 19fca1c51c642d5b898c14943d1dff1682f30b49dc4e97bd2bf4848aadc358db
[INFO] running `Command { std: "docker" "start" "-a" "19fca1c51c642d5b898c14943d1dff1682f30b49dc4e97bd2bf4848aadc358db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling erased-serde v0.3.23
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]     Checking unicode-bidi v0.3.10
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking ipnet v2.7.1
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking which v4.3.0
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking defaultmap v0.5.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling ctor v0.1.23
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling clap_derive v4.0.13
[INFO] [stderr]     Checking beau_collector v0.2.1
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]    Compiling derive_deref v1.1.1
[INFO] [stderr]    Compiling lazy-regex-proc_macros v2.3.0
[INFO] [stderr]     Checking clap v4.0.15
[INFO] [stderr]     Checking lazy-regex v2.3.0
[INFO] [stderr]     Checking sval v1.0.0-alpha.5
[INFO] [stderr]     Checking serde_fmt v1.0.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking femme v2.2.1
[INFO] [stderr]     Checking clap-verbosity-flag v2.0.0
[INFO] [stderr]     Checking tokio-util v0.7.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.15
[INFO] [stderr]     Checking hyper v0.14.24
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.14
[INFO] [stderr]  Documenting nu-completion-script v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(once_cell, never_type, exit_status_error, async_closure, let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'lazy_cell'
[INFO] [stdout]   --> src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         LazyLock::new(|| format!("source {:?}", Config::imports_location()));
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #109736 <https://github.com/rust-lang/rust/issues/109736> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'lazy_cell'
[INFO] [stdout]   --> src/config.rs:95:39
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub static CONFIG: LazyLock<Config> = LazyLock::new(Config::parse);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #109736 <https://github.com/rust-lang/rust/issues/109736> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'lazy_cell'
[INFO] [stdout]    --> src/nu.rs:275:54
[INFO] [stdout]     |
[INFO] [stdout] 275 | static INDENT_CACHE: LazyLock<RwLock<Vec<String>>> = LazyLock::new(|| RwLock::new(vec![]));
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #109736 <https://github.com/rust-lang/rust/issues/109736> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `nu-completion-script`
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[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 bin --crate-name nu_completion_script src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=f4df13b4f9bebe6f -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-51bd7d6ebd085e3a.rmeta --extern async_recursion=/opt/rustwide/target/debug/deps/libasync_recursion-fe725553132a26f1.so --extern beau_collector=/opt/rustwide/target/debug/deps/libbeau_collector-9565e7b7bbe5d988.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-660bf48072d4b90a.rmeta --extern clap_verbosity_flag=/opt/rustwide/target/debug/deps/libclap_verbosity_flag-9dbb56c262aa4036.rmeta --extern defaultmap=/opt/rustwide/target/debug/deps/libdefaultmap-082c43527b768e90.rmeta --extern derive_deref=/opt/rustwide/target/debug/deps/libderive_deref-70e034e896689861.so --extern femme=/opt/rustwide/target/debug/deps/libfemme-abd2bbdd1d528a3c.rmeta --extern lazy_regex=/opt/rustwide/target/debug/deps/liblazy_regex-9a8b513d5a75c9ef.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-fc4ee83dccce65e8.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-f4e9ba793738d614.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-824ff98bfa03cb74.rmeta --extern shell_words=/opt/rustwide/target/debug/deps/libshell_words-bafac4938730f6ba.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-1da5e9f5775ab3ca.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-1d11a1249bf84e02.rmeta --extern which=/opt/rustwide/target/debug/deps/libwhich-30d34168d268f6e4.rmeta --cap-lints=warn --crate-version 0.1.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "19fca1c51c642d5b898c14943d1dff1682f30b49dc4e97bd2bf4848aadc358db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fca1c51c642d5b898c14943d1dff1682f30b49dc4e97bd2bf4848aadc358db", kill_on_drop: false }`
[INFO] [stdout] 19fca1c51c642d5b898c14943d1dff1682f30b49dc4e97bd2bf4848aadc358db
