[INFO] cloning repository https://github.com/berserksystems/instrumentality
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berserksystems/instrumentality" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserksystems%2Finstrumentality", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserksystems%2Finstrumentality'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b849057c8e490aab793d31584d0acdf79443d27
[INFO] documenting berserksystems/instrumentality against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserksystems%2Finstrumentality" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/berserksystems/instrumentality 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-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/berserksystems/instrumentality
[INFO] finished tweaking git repo https://github.com/berserksystems/instrumentality
[INFO] tweaked toml for git repo https://github.com/berserksystems/instrumentality written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/berserksystems/instrumentality 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 ...
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[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c60d4d1b590352beaec5c3cac1f9e77f18787bbdef919e857884ccceb27dfbf
[INFO] running `Command { std: "docker" "start" "-a" "3c60d4d1b590352beaec5c3cac1f9e77f18787bbdef919e857884ccceb27dfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c60d4d1b590352beaec5c3cac1f9e77f18787bbdef919e857884ccceb27dfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c60d4d1b590352beaec5c3cac1f9e77f18787bbdef919e857884ccceb27dfbf", kill_on_drop: false }`
[INFO] [stdout] 3c60d4d1b590352beaec5c3cac1f9e77f18787bbdef919e857884ccceb27dfbf
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/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] 4ba662362fef4af7abe22dceee3866b35decac6ac822421571ffe3583207f339
[INFO] running `Command { std: "docker" "start" "-a" "4ba662362fef4af7abe22dceee3866b35decac6ac822421571ffe3583207f339", kill_on_drop: false }`
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[INFO] [stderr]     Checking bson v2.6.1
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[INFO] [stderr]     Checking hyper v0.14.26
[INFO] [stderr]     Checking axum-server v0.4.7
[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=4e545354239a8560 -L dependency=/opt/rustwide/target/debug/deps --extern axum=/opt/rustwide/target/debug/deps/libaxum-09db4655e14e8f20.rmeta --extern axum_server=/opt/rustwide/target/debug/deps/libaxum_server-1619a858e80af09d.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-18598f0e0d66e61c.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-a82be9e9d03f2de7.rmeta --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-80650e91c991afc0.rmeta --extern mongodb=/opt/rustwide/target/debug/deps/libmongodb-aa364d1c953b5a1a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0022dcab234a8681.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-f0984d4c8a0fa1b4.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-6382851b88874553.rmeta --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-8627312ddb2838d7.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-7d1ed1cc6be4df9d.rmeta --extern tower=/opt/rustwide/target/debug/deps/libtower-1b9d043c7c8dd8e4.rmeta --extern tower_http=/opt/rustwide/target/debug/deps/libtower_http-53050185082c4b15.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-243af2706f871687.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-66f739b958a6ca12.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-0ceea363fd8cad69.rmeta --cap-lints=warn --crate-version 0.2.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "4ba662362fef4af7abe22dceee3866b35decac6ac822421571ffe3583207f339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba662362fef4af7abe22dceee3866b35decac6ac822421571ffe3583207f339", kill_on_drop: false }`
[INFO] [stdout] 4ba662362fef4af7abe22dceee3866b35decac6ac822421571ffe3583207f339
