[INFO] fetching crate time-func 0.1.4...
[INFO] documenting time-func-0.1.4 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate time-func 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate time-func 0.1.4 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] 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-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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_closure_derive v0.3.3
[INFO] [stderr]   Downloaded serde_closure v0.3.3
[INFO] [stderr]   Downloaded mindtree_utils v0.4.0
[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] 6f968b381467e00618dc8b5f2773fb2aaefca71bb02508f13091ed85ee3a4afe
[INFO] running `Command { std: "docker" "start" "-a" "6f968b381467e00618dc8b5f2773fb2aaefca71bb02508f13091ed85ee3a4afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f968b381467e00618dc8b5f2773fb2aaefca71bb02508f13091ed85ee3a4afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f968b381467e00618dc8b5f2773fb2aaefca71bb02508f13091ed85ee3a4afe", kill_on_drop: false }`
[INFO] [stdout] 6f968b381467e00618dc8b5f2773fb2aaefca71bb02508f13091ed85ee3a4afe
[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] 1574d49d26b663e8cdfa9045837b42f4dacbb1a85ac8728fd4b215838e87adfb
[INFO] running `Command { std: "docker" "start" "-a" "1574d49d26b663e8cdfa9045837b42f4dacbb1a85ac8728fd4b215838e87adfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling pathfinder_simd v0.5.2
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]    Compiling serde_closure v0.3.3
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking ttf-parser v0.17.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking image v0.24.7
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking plotters-bitmap v0.3.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking freetype v0.7.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mindtree_utils v0.4.0
[INFO] [stderr]    Compiling serde_closure_derive v0.3.3
[INFO] [stderr]     Checking serde v1.0.195
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking plotters v0.3.5
[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: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/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=f07cf1b23f3f7728 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-253d71204d6395cc.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-1855ec525ceabb9c.rmeta --extern plotters=/opt/rustwide/target/debug/deps/libplotters-ce45e90b9875196b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-319bf41ec1876518.rmeta --extern serde_closure=/opt/rustwide/target/debug/deps/libserde_closure-c21cf5e6d8388225.rmeta --cap-lints=warn --crate-version 0.1.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1574d49d26b663e8cdfa9045837b42f4dacbb1a85ac8728fd4b215838e87adfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1574d49d26b663e8cdfa9045837b42f4dacbb1a85ac8728fd4b215838e87adfb", kill_on_drop: false }`
[INFO] [stdout] 1574d49d26b663e8cdfa9045837b42f4dacbb1a85ac8728fd4b215838e87adfb
