[INFO] cloning repository https://github.com/Kerollmops/experimental-jpeg-rewrite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kerollmops/experimental-jpeg-rewrite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fexperimental-jpeg-rewrite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fexperimental-jpeg-rewrite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2f7750ec69e16c501d44389919649e707ad6099
[INFO] documenting Kerollmops/experimental-jpeg-rewrite against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fexperimental-jpeg-rewrite" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kerollmops/experimental-jpeg-rewrite 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 git repo https://github.com/Kerollmops/experimental-jpeg-rewrite
[INFO] finished tweaking git repo https://github.com/Kerollmops/experimental-jpeg-rewrite
[INFO] tweaked toml for git repo https://github.com/Kerollmops/experimental-jpeg-rewrite written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kerollmops/experimental-jpeg-rewrite 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] 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] 6f67c608f35f52cb143bdb704fa6b851469eec484c0f8dd34442664d496ab56f
[INFO] running `Command { std: "docker" "start" "-a" "6f67c608f35f52cb143bdb704fa6b851469eec484c0f8dd34442664d496ab56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f67c608f35f52cb143bdb704fa6b851469eec484c0f8dd34442664d496ab56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f67c608f35f52cb143bdb704fa6b851469eec484c0f8dd34442664d496ab56f", kill_on_drop: false }`
[INFO] [stdout] 6f67c608f35f52cb143bdb704fa6b851469eec484c0f8dd34442664d496ab56f
[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] 9f5f3596395e7896dfb1f48f5caa5b0e3d93547e463e2e122f21ab471b2849cc
[INFO] running `Command { std: "docker" "start" "-a" "9f5f3596395e7896dfb1f48f5caa5b0e3d93547e463e2e122f21ab471b2849cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling portable-atomic v0.3.19
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking png v0.17.7
[INFO] [stderr]     Checking clap_lex v0.3.1
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bytemuck v1.13.0
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking is-terminal v0.4.3
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking indicatif v0.17.3
[INFO] [stderr]    Compiling clap_derive v4.1.0
[INFO] [stderr]     Checking image v0.24.5
[INFO] [stderr]     Checking clap v4.1.4
[INFO] [stderr]  Documenting experimental-jpeg-rewrite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "keep-file-times", feature(file_set_times))]
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 `experimental-jpeg-rewrite`
[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 bin --crate-name experimental_jpeg_rewrite src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="keep-file-times"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=313020430090100d -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-35060b31d05c36bc.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-23f58bad349e4e04.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-1415b422b601614d.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-9fede1a1151fd8bd.rmeta --extern indicatif=/opt/rustwide/target/debug/deps/libindicatif-ac1042172b5755dc.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-ed0b5332b49d6b2a.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-5e19c5a4785aba60.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9f5f3596395e7896dfb1f48f5caa5b0e3d93547e463e2e122f21ab471b2849cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f5f3596395e7896dfb1f48f5caa5b0e3d93547e463e2e122f21ab471b2849cc", kill_on_drop: false }`
[INFO] [stdout] 9f5f3596395e7896dfb1f48f5caa5b0e3d93547e463e2e122f21ab471b2849cc
