[INFO] fetching crate cellular_raza 0.0.3...
[INFO] documenting cellular_raza-0.0.3 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate cellular_raza 0.0.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate cellular_raza 0.0.3 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate cellular_raza 0.0.3
[INFO] removed 3 missing examples
[INFO] finished tweaking crates.io crate cellular_raza 0.0.3
[INFO] tweaked toml for crates.io crate cellular_raza 0.0.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate cellular_raza 0.0.3 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-cstr v0.3.0
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[INFO] [stderr]   Downloaded console v0.15.5
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded core-text v19.2.0
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[INFO] [stderr]   Downloaded num v0.4.0
[INFO] [stderr]   Downloaded iana-time-zone v0.1.53
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.91
[INFO] [stderr]   Downloaded yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]   Downloaded plotters-svg v0.3.3
[INFO] [stderr]   Downloaded ode_integrate v0.0.2
[INFO] [stderr]   Downloaded nalgebra v0.32.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d88fb6957887cfac757c5b0dbf611ba7047773ae446b5c02f55a5650c714be4a
[INFO] running `Command { std: "docker" "start" "-a" "d88fb6957887cfac757c5b0dbf611ba7047773ae446b5c02f55a5650c714be4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d88fb6957887cfac757c5b0dbf611ba7047773ae446b5c02f55a5650c714be4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d88fb6957887cfac757c5b0dbf611ba7047773ae446b5c02f55a5650c714be4a", kill_on_drop: false }`
[INFO] [stdout] d88fb6957887cfac757c5b0dbf611ba7047773ae446b5c02f55a5650c714be4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ec0a1602a89b1777252ae8e3c6f9aa5bff1299f6718d1ebfd15cb4598051d86
[INFO] running `Command { std: "docker" "start" "-a" "0ec0a1602a89b1777252ae8e3c6f9aa5bff1299f6718d1ebfd15cb4598051d86", kill_on_drop: false }`
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[INFO] [stderr]     Checking num-integer v0.1.45
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[INFO] [stderr]     Checking rand_os v0.1.3
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[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling ctor v0.1.26
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[INFO] [stderr]     Checking kv-log-macro v1.0.7
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[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking typed-sled v0.2.3
[INFO] [stderr]     Checking simba v0.8.0
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[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking nalgebra v0.32.1
[INFO] [stderr]  Documenting cellular_raza v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(trait_alias)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cellular_raza`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name cellular_raza src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="db_sled"' --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=eb6b941b2cbfe858 -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-24cae63b0a697329.rmeta --extern bincode=/opt/rustwide/target/debug/deps/libbincode-b7d3f9c1d68ceca0.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-cb99093699cd1529.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-1415b422b601614d.rmeta --extern hurdles=/opt/rustwide/target/debug/deps/libhurdles-2098dcd3ca759326.rmeta --extern indicatif=/opt/rustwide/target/debug/deps/libindicatif-6280929be329d778.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-73f2917953ed9790.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-fcc129afaba1aacb.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-3b9a2cf5c1380e4a.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ba1d16d1cc0aac7f.rmeta --extern ode_integrate=/opt/rustwide/target/debug/deps/libode_integrate-51e830afb6c5b814.rmeta --extern plotters=/opt/rustwide/target/debug/deps/libplotters-45d6c8d553a76a5d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-d12b02cc4b33f996.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-4dd3e343439250e3.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-62b9d26c88b20506.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-baa78747c92a37fa.rmeta --extern sled=/opt/rustwide/target/debug/deps/libsled-b586fe806dff9665.rmeta --extern typed_sled=/opt/rustwide/target/debug/deps/libtyped_sled-f8d54d5a9bf84203.rmeta --cap-lints=warn --crate-version 0.0.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0ec0a1602a89b1777252ae8e3c6f9aa5bff1299f6718d1ebfd15cb4598051d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ec0a1602a89b1777252ae8e3c6f9aa5bff1299f6718d1ebfd15cb4598051d86", kill_on_drop: false }`
[INFO] [stdout] 0ec0a1602a89b1777252ae8e3c6f9aa5bff1299f6718d1ebfd15cb4598051d86
