[INFO] fetching crate autocache 0.1.8...
[INFO] documenting autocache-0.1.8 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate autocache 0.1.8 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate autocache 0.1.8 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-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate autocache 0.1.8
[INFO] finished tweaking crates.io crate autocache 0.1.8
[INFO] tweaked toml for crates.io crate autocache 0.1.8 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-platform v0.1.6
[INFO] [stderr]   Downloaded async_singleflight v0.5.2
[INFO] [stderr]   Downloaded tagptr v0.2.0
[INFO] [stderr]   Downloaded bytecount v0.6.7
[INFO] [stderr]   Downloaded cargo_metadata v0.14.2
[INFO] [stderr]   Downloaded triomphe v0.1.11
[INFO] [stderr]   Downloaded mach2 v0.4.2
[INFO] [stderr]   Downloaded raw-cpuid v10.7.0
[INFO] [stderr]   Downloaded moka v0.12.2
[INFO] [stderr]   Downloaded redis v0.23.3
[INFO] [stderr]   Downloaded skeptic v0.13.7
[INFO] [stderr]   Downloaded quanta v0.11.1
[INFO] [stderr]   Downloaded camino v1.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3433dd615be41f5c7e3adb6088b6e3141c3eaf03260a3add39d45e095229a73c
[INFO] running `Command { std: "docker" "start" "-a" "3433dd615be41f5c7e3adb6088b6e3141c3eaf03260a3add39d45e095229a73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3433dd615be41f5c7e3adb6088b6e3141c3eaf03260a3add39d45e095229a73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3433dd615be41f5c7e3adb6088b6e3141c3eaf03260a3add39d45e095229a73c", kill_on_drop: false }`
[INFO] [stdout] 3433dd615be41f5c7e3adb6088b6e3141c3eaf03260a3add39d45e095229a73c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d5a66d8d7fb449f9844f85fce86c864b10d9ae86c6569adfc383389982488392
[INFO] running `Command { std: "docker" "start" "-a" "d5a66d8d7fb449f9844f85fce86c864b10d9ae86c6569adfc383389982488392", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling moka v0.12.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking crossbeam-channel v0.5.10
[INFO] [stderr]     Checking uuid v1.6.1
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking quanta v0.11.1
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking triomphe v0.1.11
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking async_singleflight v0.5.2
[INFO] [stderr]  Documenting autocache v0.1.8 (/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(impl_trait_in_assoc_type)]
[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(async_closure)]
[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:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(type_alias_impl_trait)]
[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:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(associated_type_defaults)]
[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:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(result_option_inspect)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 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 `autocache`
[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 autocache src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="localcache"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=83210328f52b87b6 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-fd85f3ee78419db7.rmeta --extern arc_swap=/opt/rustwide/target/debug/deps/libarc_swap-10d6074808ac905b.rmeta --extern async_singleflight=/opt/rustwide/target/debug/deps/libasync_singleflight-bb416ceb85a8a093.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-3199fba72d6cac3a.rmeta --extern derivative=/opt/rustwide/target/debug/deps/libderivative-ed247a9400802240.so --extern futures=/opt/rustwide/target/debug/deps/libfutures-13d4e2f778df9530.rmeta --extern moka=/opt/rustwide/target/debug/deps/libmoka-cb9cd645edc06806.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-d88da3e34f4b746e.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-a55186ae030100ec.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-8b8086bb258114eb.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-7b238d5b1e705b03.rmeta --cap-lints=warn --crate-version 0.1.8` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d5a66d8d7fb449f9844f85fce86c864b10d9ae86c6569adfc383389982488392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a66d8d7fb449f9844f85fce86c864b10d9ae86c6569adfc383389982488392", kill_on_drop: false }`
[INFO] [stdout] d5a66d8d7fb449f9844f85fce86c864b10d9ae86c6569adfc383389982488392
[INFO] documenting autocache-0.1.8 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate autocache 0.1.8 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate autocache 0.1.8 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate autocache 0.1.8
[INFO] finished tweaking crates.io crate autocache 0.1.8
[INFO] tweaked toml for crates.io crate autocache 0.1.8 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e56422e20e6cc72c3dda34a5596442127f8c7bbada87b2f080798a292867df0
[INFO] running `Command { std: "docker" "start" "-a" "4e56422e20e6cc72c3dda34a5596442127f8c7bbada87b2f080798a292867df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e56422e20e6cc72c3dda34a5596442127f8c7bbada87b2f080798a292867df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e56422e20e6cc72c3dda34a5596442127f8c7bbada87b2f080798a292867df0", kill_on_drop: false }`
[INFO] [stdout] 4e56422e20e6cc72c3dda34a5596442127f8c7bbada87b2f080798a292867df0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4d11384ce1486d21e10c0042cbc81daad2068fcb02030ebb005505e2b2d0b80
[INFO] running `Command { std: "docker" "start" "-a" "d4d11384ce1486d21e10c0042cbc81daad2068fcb02030ebb005505e2b2d0b80", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling moka v0.12.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking crossbeam-channel v0.5.10
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking uuid v1.6.1
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking triomphe v0.1.11
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking quanta v0.11.1
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking async_singleflight v0.5.2
[INFO] [stderr]  Documenting autocache v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(impl_trait_in_assoc_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(result_option_inspect)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 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 `autocache`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name autocache src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="localcache"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=abf122cb5c39fdbf -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-a3466ae9a2f9d580.rmeta --extern arc_swap=/opt/rustwide/target/debug/deps/libarc_swap-561aa55a653c6316.rmeta --extern async_singleflight=/opt/rustwide/target/debug/deps/libasync_singleflight-90d81377393285b9.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-77787937cfc70ea4.rmeta --extern derivative=/opt/rustwide/target/debug/deps/libderivative-41e93394931c3db9.so --extern futures=/opt/rustwide/target/debug/deps/libfutures-0b3c6b29e807551e.rmeta --extern moka=/opt/rustwide/target/debug/deps/libmoka-6e30a67e8f762b2c.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-98fd918a379200e7.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-72f5e2d2566ecccb.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-8014c1ea8c64dd38.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-699183eb396ac861.rmeta --cap-lints=warn --crate-version 0.1.8` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d4d11384ce1486d21e10c0042cbc81daad2068fcb02030ebb005505e2b2d0b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d11384ce1486d21e10c0042cbc81daad2068fcb02030ebb005505e2b2d0b80", kill_on_drop: false }`
[INFO] [stdout] d4d11384ce1486d21e10c0042cbc81daad2068fcb02030ebb005505e2b2d0b80
