[INFO] fetching crate instrumentality 0.2.2...
[INFO] documenting instrumentality-0.2.2 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate instrumentality 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate instrumentality 0.2.2 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate instrumentality 0.2.2
[INFO] finished tweaking crates.io crate instrumentality 0.2.2
[INFO] tweaked toml for crates.io crate instrumentality 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate instrumentality 0.2.2 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.3.19
[INFO] [stderr]   Downloaded time-macros v0.2.7
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[INFO] [stderr]   Downloaded toml v0.7.2
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.9
[INFO] [stderr]   Downloaded axum-server v0.4.5
[INFO] [stderr]   Downloaded toml_edit v0.19.3
[INFO] [stderr]   Downloaded bson v2.5.0
[INFO] [stderr]   Downloaded trust-dns-proto v0.21.2
[INFO] [stderr]   Downloaded trust-dns-resolver v0.21.2
[INFO] [stderr]   Downloaded mongodb v2.4.0-beta.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7888074bff2bf149a024e77d1fe941810ed3fb4841a2f41d1fd20584ec62484d
[INFO] running `Command { std: "docker" "start" "-a" "7888074bff2bf149a024e77d1fe941810ed3fb4841a2f41d1fd20584ec62484d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7888074bff2bf149a024e77d1fe941810ed3fb4841a2f41d1fd20584ec62484d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7888074bff2bf149a024e77d1fe941810ed3fb4841a2f41d1fd20584ec62484d", kill_on_drop: false }`
[INFO] [stdout] 7888074bff2bf149a024e77d1fe941810ed3fb4841a2f41d1fd20584ec62484d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea0808d5ac1c097b6ca242ea4e917527532f068197481cc4d565962a922305f6
[INFO] running `Command { std: "docker" "start" "-a" "ea0808d5ac1c097b6ca242ea4e917527532f068197481cc4d565962a922305f6", kill_on_drop: false }`
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[INFO] [stderr]     Checking hyper v0.14.24
[INFO] [stderr]     Checking axum-server v0.4.5
[INFO] [stderr]  Documenting instrumentality v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(is_some_and)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[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 `instrumentality`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name instrumentality src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ab32a2f1b710e6c9 -L dependency=/opt/rustwide/target/debug/deps --extern axum=/opt/rustwide/target/debug/deps/libaxum-87b56c7781c4501f.rmeta --extern axum_server=/opt/rustwide/target/debug/deps/libaxum_server-293b5974505f7d3a.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-984e502e9acb7692.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-98cc91ea5bb9372f.rmeta --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-fcea57a75669ccf3.rmeta --extern mongodb=/opt/rustwide/target/debug/deps/libmongodb-5ebc88a2cc50c48f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-45fd22dc7c9413f3.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-0835a0f9b95ab864.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-05adc172617c8d7c.rmeta --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-4e74b728b613f12e.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-a34a8dfcd553cf54.rmeta --extern tower=/opt/rustwide/target/debug/deps/libtower-0bce913629df7475.rmeta --extern tower_http=/opt/rustwide/target/debug/deps/libtower_http-d4d9589131eea131.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-2c2cee0940af2795.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-e17d814a26d3956a.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-3345d51a35a0e50c.rmeta --cap-lints=warn --crate-version 0.2.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ea0808d5ac1c097b6ca242ea4e917527532f068197481cc4d565962a922305f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0808d5ac1c097b6ca242ea4e917527532f068197481cc4d565962a922305f6", kill_on_drop: false }`
[INFO] [stdout] ea0808d5ac1c097b6ca242ea4e917527532f068197481cc4d565962a922305f6
