[INFO] fetching crate time-func 0.1.4...
[INFO] documenting time-func-0.1.4 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate time-func 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate time-func 0.1.4 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 time-func 0.1.4
[INFO] finished tweaking crates.io crate time-func 0.1.4
[INFO] tweaked toml for crates.io crate time-func 0.1.4 written to /workspace/builds/worker-4-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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_closure v0.3.3
[INFO] [stderr]   Downloaded serde_closure_derive v0.3.3
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.2
[INFO] [stderr]   Downloaded font-kit v0.11.0
[INFO] [stderr]   Downloaded mindtree_utils v0.4.0
[INFO] [stderr]   Downloaded yeslogic-fontconfig-sys v3.2.0
[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] 3562a4822c0ddc5c626b2c4d591f0041f709efc142b95f73d9940fe273870c71
[INFO] running `Command { std: "docker" "start" "-a" "3562a4822c0ddc5c626b2c4d591f0041f709efc142b95f73d9940fe273870c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3562a4822c0ddc5c626b2c4d591f0041f709efc142b95f73d9940fe273870c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3562a4822c0ddc5c626b2c4d591f0041f709efc142b95f73d9940fe273870c71", kill_on_drop: false }`
[INFO] [stdout] 3562a4822c0ddc5c626b2c4d591f0041f709efc142b95f73d9940fe273870c71
[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] e3860acc8f6d550042911bb39e098b319f0d52d844ca65ea08d5313bcfb2c63f
[INFO] running `Command { std: "docker" "start" "-a" "e3860acc8f6d550042911bb39e098b319f0d52d844ca65ea08d5313bcfb2c63f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]    Compiling pest v2.6.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]    Compiling serde_closure v0.3.3
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking png v0.17.8
[INFO] [stderr]     Checking freetype v0.7.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking image v0.24.6
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling pathfinder_simd v0.5.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mindtree_utils v0.4.0
[INFO] [stderr]     Checking plotters-bitmap v0.3.2
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]    Compiling serde_closure_derive v0.3.3
[INFO] [stderr]  Documenting time-func v0.1.4 (/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(is_sorted)]
[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(let_chains)]
[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 `time-func`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name time_func src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6f3de98135c8e065 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-5dfeb3acdd1869c8.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-331936ff56cba3d2.rmeta --extern plotters=/opt/rustwide/target/debug/deps/libplotters-3a9c96564cc45f49.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-7f5aa0c9c57e86c5.rmeta --extern serde_closure=/opt/rustwide/target/debug/deps/libserde_closure-fa4796545e2c65be.rmeta --cap-lints=warn --crate-version 0.1.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e3860acc8f6d550042911bb39e098b319f0d52d844ca65ea08d5313bcfb2c63f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3860acc8f6d550042911bb39e098b319f0d52d844ca65ea08d5313bcfb2c63f", kill_on_drop: false }`
[INFO] [stdout] e3860acc8f6d550042911bb39e098b319f0d52d844ca65ea08d5313bcfb2c63f
