[INFO] fetching crate neon-browser-puppet 0.1.1...
[INFO] documenting neon-browser-puppet-0.1.1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate neon-browser-puppet 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate neon-browser-puppet 0.1.1 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.toml
[INFO] started tweaking crates.io crate neon-browser-puppet 0.1.1
[INFO] finished tweaking crates.io crate neon-browser-puppet 0.1.1
[INFO] tweaked toml for crates.io crate neon-browser-puppet 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate neon-browser-puppet 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" "+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 futures-sink v0.3.23
[INFO] [stderr]   Downloaded stringmatch v0.4.0
[INFO] [stderr]   Downloaded futures-core v0.3.23
[INFO] [stderr]   Downloaded futures-macro v0.3.23
[INFO] [stderr]   Downloaded thirtyfour-macros v0.1.1
[INFO] [stderr]   Downloaded futures-task v0.3.23
[INFO] [stderr]   Downloaded futures v0.3.23
[INFO] [stderr]   Downloaded serde_json v1.0.83
[INFO] [stderr]   Downloaded tokio v1.20.1
[INFO] [stderr]   Downloaded serde_derive v1.0.143
[INFO] [stderr]   Downloaded serde v1.0.143
[INFO] [stderr]   Downloaded fantoccini v0.19.3
[INFO] [stderr]   Downloaded thirtyfour v0.31.0
[INFO] [stderr]   Downloaded cookie v0.16.0
[INFO] [stderr]   Downloaded webdriver v0.46.0
[INFO] [stderr]   Downloaded futures-util v0.3.23
[INFO] [stderr]   Downloaded futures-executor v0.3.23
[INFO] [stderr]   Downloaded futures-channel v0.3.23
[INFO] [stderr]   Downloaded futures-io v0.3.23
[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] d8dac37e9e002de914349eabdcfa6d026dd009a38d2b9234e94046bc56f269bf
[INFO] running `Command { std: "docker" "start" "-a" "d8dac37e9e002de914349eabdcfa6d026dd009a38d2b9234e94046bc56f269bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8dac37e9e002de914349eabdcfa6d026dd009a38d2b9234e94046bc56f269bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8dac37e9e002de914349eabdcfa6d026dd009a38d2b9234e94046bc56f269bf", kill_on_drop: false }`
[INFO] [stdout] d8dac37e9e002de914349eabdcfa6d026dd009a38d2b9234e94046bc56f269bf
[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] 631a0e446b58eaf466867cc49533628fc3be57a8c60d28f3f70d324127f22812
[INFO] running `Command { std: "docker" "start" "-a" "631a0e446b58eaf466867cc49533628fc3be57a8c60d28f3f70d324127f22812", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling cookie v0.16.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking iana-time-zone v0.1.45
[INFO] [stderr]     Checking urlparse v0.7.3
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking time v0.3.13
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling thirtyfour-macros v0.1.1
[INFO] [stderr]     Checking stringmatch v0.4.0
[INFO] [stderr]    Compiling serde_repr v0.1.9
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking webdriver v0.46.0
[INFO] [stderr]     Checking fantoccini v0.19.3
[INFO] [stderr]     Checking thirtyfour v0.31.0
[INFO] [stderr]  Documenting neon-browser-puppet v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![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/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(is_some_with)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `is_some_with`
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(is_some_with)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `neon-browser-puppet`
[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 bin --crate-name neon_browser_puppet 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=f2abac645f6d67fc -L dependency=/opt/rustwide/target/debug/deps --extern fantoccini=/opt/rustwide/target/debug/deps/libfantoccini-748b23b7ba3e3791.rmeta --extern json=/opt/rustwide/target/debug/deps/libjson-602877560b01a8a4.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-f53a60f6f023704b.rmeta --extern thirtyfour=/opt/rustwide/target/debug/deps/libthirtyfour-d74111e7abf9a393.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-868dbdcb47063267.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "631a0e446b58eaf466867cc49533628fc3be57a8c60d28f3f70d324127f22812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631a0e446b58eaf466867cc49533628fc3be57a8c60d28f3f70d324127f22812", kill_on_drop: false }`
[INFO] [stdout] 631a0e446b58eaf466867cc49533628fc3be57a8c60d28f3f70d324127f22812
[INFO] documenting neon-browser-puppet-0.1.1 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate neon-browser-puppet 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate neon-browser-puppet 0.1.1 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate neon-browser-puppet 0.1.1
[INFO] finished tweaking crates.io crate neon-browser-puppet 0.1.1
[INFO] tweaked toml for crates.io crate neon-browser-puppet 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate neon-browser-puppet 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-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c0f5b709993d30c51ec49d163411a44d169648aab39ca48d34a12a6397d5543
[INFO] running `Command { std: "docker" "start" "-a" "8c0f5b709993d30c51ec49d163411a44d169648aab39ca48d34a12a6397d5543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c0f5b709993d30c51ec49d163411a44d169648aab39ca48d34a12a6397d5543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c0f5b709993d30c51ec49d163411a44d169648aab39ca48d34a12a6397d5543", kill_on_drop: false }`
[INFO] [stdout] 8c0f5b709993d30c51ec49d163411a44d169648aab39ca48d34a12a6397d5543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1feb6537bf9b15784daddde6b415f0a1c115f5adab5c6acd74b6fcbd10c9189
[INFO] running `Command { std: "docker" "start" "-a" "f1feb6537bf9b15784daddde6b415f0a1c115f5adab5c6acd74b6fcbd10c9189", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling cookie v0.16.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking iana-time-zone v0.1.45
[INFO] [stderr]     Checking urlparse v0.7.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking time v0.3.13
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking stringmatch v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling thirtyfour-macros v0.1.1
[INFO] [stderr]    Compiling serde_repr v0.1.9
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking webdriver v0.46.0
[INFO] [stderr]     Checking fantoccini v0.19.3
[INFO] [stderr]     Checking thirtyfour v0.31.0
[INFO] [stderr]  Documenting neon-browser-puppet 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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(exit_status_error)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(is_some_with)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `is_some_with`
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(is_some_with)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `neon-browser-puppet`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name neon_browser_puppet 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=b9ff1f35a64c8ad6 -L dependency=/opt/rustwide/target/debug/deps --extern fantoccini=/opt/rustwide/target/debug/deps/libfantoccini-56eed100675b1588.rmeta --extern json=/opt/rustwide/target/debug/deps/libjson-c3adb9bfb1cfe840.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-8fc789f8c2305e3c.rmeta --extern thirtyfour=/opt/rustwide/target/debug/deps/libthirtyfour-69890b593624c780.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-6cc39696c9cbe2a5.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "f1feb6537bf9b15784daddde6b415f0a1c115f5adab5c6acd74b6fcbd10c9189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1feb6537bf9b15784daddde6b415f0a1c115f5adab5c6acd74b6fcbd10c9189", kill_on_drop: false }`
[INFO] [stdout] f1feb6537bf9b15784daddde6b415f0a1c115f5adab5c6acd74b6fcbd10c9189
