[INFO] fetching crate cosmoline 0.1.1...
[INFO] documenting cosmoline-0.1.1 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate cosmoline 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate cosmoline 0.1.1 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cosmoline 0.1.1
[INFO] finished tweaking crates.io crate cosmoline 0.1.1
[INFO] tweaked toml for crates.io crate cosmoline 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate cosmoline 0.1.1 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver v1.0.3
[INFO] [stderr]   Downloaded rustc-demangle v0.1.20
[INFO] [stderr]   Downloaded handlebars v4.1.0
[INFO] [stderr]   Downloaded serde_derive v1.0.126
[INFO] [stderr]   Downloaded serde_json v1.0.64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 667ad5e7f4bfb241f31a51e1d3abdae2bcd55fb32890c1f5cda4952fdd543736
[INFO] running `Command { std: "docker" "start" "-a" "667ad5e7f4bfb241f31a51e1d3abdae2bcd55fb32890c1f5cda4952fdd543736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "667ad5e7f4bfb241f31a51e1d3abdae2bcd55fb32890c1f5cda4952fdd543736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667ad5e7f4bfb241f31a51e1d3abdae2bcd55fb32890c1f5cda4952fdd543736", kill_on_drop: false }`
[INFO] [stdout] 667ad5e7f4bfb241f31a51e1d3abdae2bcd55fb32890c1f5cda4952fdd543736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ae750c5fbe3a09ee9da90fcfbd982639681406430d705fc8bafd073f6155626
[INFO] running `Command { std: "docker" "start" "-a" "5ae750c5fbe3a09ee9da90fcfbd982639681406430d705fc8bafd073f6155626", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking handlebars v4.1.0
[INFO] [stderr]  Documenting cosmoline v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(destructuring_assignment)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `destructuring_assignment` has been stable since `1.59.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 `cosmoline`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name cosmoline 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=3ce0a4d920948815 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-0fdc46dcab974f68.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-b788084d87925389.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-a9fbbcfd2a638d0f.rmeta --extern handlebars=/opt/rustwide/target/debug/deps/libhandlebars-c0fec1805a0d985d.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-49e402acbe02e0dc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-dbe143bc573a6a20.rmeta --extern rustc_demangle=/opt/rustwide/target/debug/deps/librustc_demangle-d82064be8b966bbb.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-765fd5def21e0fbb.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-9125f30b375ed470.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6704867edd61fd14.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5ae750c5fbe3a09ee9da90fcfbd982639681406430d705fc8bafd073f6155626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae750c5fbe3a09ee9da90fcfbd982639681406430d705fc8bafd073f6155626", kill_on_drop: false }`
[INFO] [stdout] 5ae750c5fbe3a09ee9da90fcfbd982639681406430d705fc8bafd073f6155626
