[INFO] fetching crate jujube-lib 0.1.1...
[INFO] documenting jujube-lib-0.1.1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate jujube-lib 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate jujube-lib 0.1.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jujube-lib 0.1.1
[INFO] finished tweaking crates.io crate jujube-lib 0.1.1
[INFO] tweaked toml for crates.io crate jujube-lib 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf-codegen v2.28.0
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.28.0
[INFO] [stderr]   Downloaded zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]   Downloaded test-case v1.2.3
[INFO] [stderr]   Downloaded zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]   Downloaded zstd-sys v1.4.20+zstd.1.4.9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ebd11daa70ac4e30cb7547e87ad6207776b166bf1990c357c173e27e6329a71
[INFO] running `Command { std: "docker" "start" "-a" "6ebd11daa70ac4e30cb7547e87ad6207776b166bf1990c357c173e27e6329a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ebd11daa70ac4e30cb7547e87ad6207776b166bf1990c357c173e27e6329a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ebd11daa70ac4e30cb7547e87ad6207776b166bf1990c357c173e27e6329a71", kill_on_drop: false }`
[INFO] [stdout] 6ebd11daa70ac4e30cb7547e87ad6207776b166bf1990c357c173e27e6329a71
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7146ddd42bdd4cf0fa36996828eb18aa6f4fca49482feedfcb43dbdae081926f
[INFO] running `Command { std: "docker" "start" "-a" "7146ddd42bdd4cf0fa36996828eb18aa6f4fca49482feedfcb43dbdae081926f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.10.0
[INFO] [stderr]    Compiling libz-sys v1.1.15
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]     Checking backoff v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]    Compiling protobuf-codegen v2.28.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.28.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling jujube-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking git2 v0.13.25
[INFO] [stderr]     Checking zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]  Documenting jujube-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(get_mut_unchecked)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `jujube-lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name jujube_lib src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5408ddee7e23cd29 -L dependency=/opt/rustwide/target/debug/deps --extern backoff=/opt/rustwide/target/debug/deps/libbackoff-e78be5902459d1ee.rmeta --extern blake2=/opt/rustwide/target/debug/deps/libblake2-2059674fca41ce92.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-4d0457ff00ff859b.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-83cef452744526c5.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-b269538995dfed32.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-70166377cd6fc5c5.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-867026f56a728eb3.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-fbb39f2be4d8c4b7.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-a32459075b7e80b0.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-a89e095190f56c37.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-302121bec98930b2.rmeta --extern protobuf=/opt/rustwide/target/debug/deps/libprotobuf-e5bb3e9bfaa685b8.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-5b312fb430f3325b.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-da66e27a5548ca83.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-73703e863bba60e9.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-3bc2af2754a4b024.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-8aaaafabd3ccf014.rmeta --extern whoami=/opt/rustwide/target/debug/deps/libwhoami-19bc1662c72c1825.rmeta --extern zstd=/opt/rustwide/target/debug/deps/libzstd-1b435e5eea4a4147.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "7146ddd42bdd4cf0fa36996828eb18aa6f4fca49482feedfcb43dbdae081926f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7146ddd42bdd4cf0fa36996828eb18aa6f4fca49482feedfcb43dbdae081926f", kill_on_drop: false }`
[INFO] [stdout] 7146ddd42bdd4cf0fa36996828eb18aa6f4fca49482feedfcb43dbdae081926f
[INFO] documenting jujube-lib-0.1.1 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate jujube-lib 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate jujube-lib 0.1.1 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jujube-lib 0.1.1
[INFO] finished tweaking crates.io crate jujube-lib 0.1.1
[INFO] tweaked toml for crates.io crate jujube-lib 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be5b76593d336a7411d8e8ec3b579dbc07662b59be0153d5a0e026277bc53661
[INFO] running `Command { std: "docker" "start" "-a" "be5b76593d336a7411d8e8ec3b579dbc07662b59be0153d5a0e026277bc53661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be5b76593d336a7411d8e8ec3b579dbc07662b59be0153d5a0e026277bc53661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5b76593d336a7411d8e8ec3b579dbc07662b59be0153d5a0e026277bc53661", kill_on_drop: false }`
[INFO] [stdout] be5b76593d336a7411d8e8ec3b579dbc07662b59be0153d5a0e026277bc53661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c655cfd9589baa6e80f0f97b180bc516fe6447e6339cc5061fa5842048c8829
[INFO] running `Command { std: "docker" "start" "-a" "2c655cfd9589baa6e80f0f97b180bc516fe6447e6339cc5061fa5842048c8829", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tempfile v3.10.0
[INFO] [stderr]     Checking backoff v0.2.1
[INFO] [stderr]    Compiling libz-sys v1.1.15
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]    Compiling protobuf-codegen v2.28.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.28.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling jujube-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking git2 v0.13.25
[INFO] [stderr]     Checking zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]  Documenting jujube-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(get_mut_unchecked)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `jujube-lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name jujube_lib src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2fe9f50b9d18b78f -L dependency=/opt/rustwide/target/debug/deps --extern backoff=/opt/rustwide/target/debug/deps/libbackoff-e11d6b06b86ef610.rmeta --extern blake2=/opt/rustwide/target/debug/deps/libblake2-96157f9af5ac8673.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-00fe54c7ebcff226.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c0a5d3e6d3fe5695.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d0b71752d0227d4c.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-8783f9cd4940b93e.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-b90a2e658b70df6f.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-82a6d7caf4388de2.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-bda5ee51aeb5951d.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-5d39bbac87d797f4.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-fb82de6d18863393.rmeta --extern protobuf=/opt/rustwide/target/debug/deps/libprotobuf-e2a78f9aabb2532d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ff72f0d081b8c151.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-435f901624759d8b.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-60645c75e6c940f3.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-c5eec03ba12d658c.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-4b6f0d50c51303c3.rmeta --extern whoami=/opt/rustwide/target/debug/deps/libwhoami-c56da8e318199c79.rmeta --extern zstd=/opt/rustwide/target/debug/deps/libzstd-9d9d3e6e1c35e1aa.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2c655cfd9589baa6e80f0f97b180bc516fe6447e6339cc5061fa5842048c8829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c655cfd9589baa6e80f0f97b180bc516fe6447e6339cc5061fa5842048c8829", kill_on_drop: false }`
[INFO] [stdout] 2c655cfd9589baa6e80f0f97b180bc516fe6447e6339cc5061fa5842048c8829
