[INFO] fetching crate anndata 0.2.0...
[INFO] documenting anndata-0.2.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate anndata 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate anndata 0.2.0 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] started tweaking crates.io crate anndata 0.2.0
[INFO] finished tweaking crates.io crate anndata 0.2.0
[INFO] tweaked toml for crates.io crate anndata 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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]     Blocking waiting for file lock on package cache
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[INFO] [stderr]   Downloaded ethnum v1.3.2
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[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 557f2727f748a58f6f2a6820724461645ca366c46fad805ca8f675fcfaf28b84
[INFO] running `Command { std: "docker" "start" "-a" "557f2727f748a58f6f2a6820724461645ca366c46fad805ca8f675fcfaf28b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "557f2727f748a58f6f2a6820724461645ca366c46fad805ca8f675fcfaf28b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "557f2727f748a58f6f2a6820724461645ca366c46fad805ca8f675fcfaf28b84", kill_on_drop: false }`
[INFO] [stdout] 557f2727f748a58f6f2a6820724461645ca366c46fad805ca8f675fcfaf28b84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0fe569dcf6596c6e0ed01666f2ca978a10744008ab89c0eb79bf7e47d7d8ab1f
[INFO] running `Command { std: "docker" "start" "-a" "0fe569dcf6596c6e0ed01666f2ca978a10744008ab89c0eb79bf7e47d7d8ab1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling bytemuck_derive v1.4.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.5
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling indexmap v1.9.3
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[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking dyn-clone v1.0.11
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking ethnum v1.3.2
[INFO] [stderr]     Checking hash_hasher v2.0.3
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[INFO] [stderr]    Compiling strum_macros v0.24.3
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[INFO] [stderr]     Checking csv-core v0.1.10
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[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]     Checking comfy-table v6.1.4
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking wide v0.7.8
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling enum_dispatch v0.3.11
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking simba v0.7.3
[INFO] [stderr]     Checking polars-arrow v0.25.1
[INFO] [stderr]     Checking polars-core v0.25.1
[INFO] [stderr]     Checking nalgebra v0.31.4
[INFO] [stderr]     Checking polars-time v0.25.1
[INFO] [stderr]     Checking polars-ops v0.25.1
[INFO] [stderr]     Checking polars-io v0.25.1
[INFO] [stderr]     Checking polars-plan v0.25.1
[INFO] [stderr]     Checking polars-pipe v0.25.1
[INFO] [stderr]     Checking polars-lazy v0.25.1
[INFO] [stderr]     Checking nalgebra-sparse v0.8.0
[INFO] [stderr]     Checking polars v0.25.1
[INFO] [stderr]  Documenting anndata v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_try_reduce)]
[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 `anndata`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name anndata src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cc654134c6ca257d -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-3570d1a0a25354c2.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-a4738213d962fb24.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-09e0c4d8c8682844.rmeta --extern nalgebra_sparse=/opt/rustwide/target/debug/deps/libnalgebra_sparse-631ade8679df15bb.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-696ba4f2b529abba.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-dbbc18579573c6af.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-0e5e0a8cc8b91e3b.rmeta --extern polars=/opt/rustwide/target/debug/deps/libpolars-0c0138749341d5be.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-bfb96ca7b461e81d.rmeta --extern replace_with=/opt/rustwide/target/debug/deps/libreplace_with-0b675111e497bf24.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-24a86d324dae8e11.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0fe569dcf6596c6e0ed01666f2ca978a10744008ab89c0eb79bf7e47d7d8ab1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe569dcf6596c6e0ed01666f2ca978a10744008ab89c0eb79bf7e47d7d8ab1f", kill_on_drop: false }`
[INFO] [stdout] 0fe569dcf6596c6e0ed01666f2ca978a10744008ab89c0eb79bf7e47d7d8ab1f
