[INFO] cloning repository https://github.com/tami5/rs-newsapi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tami5/rs-newsapi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftami5%2Frs-newsapi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftami5%2Frs-newsapi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cb18824d02e11aa3b72ebd66cfee6286521dfb6
[INFO] documenting tami5/rs-newsapi against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftami5%2Frs-newsapi" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tami5/rs-newsapi on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tami5/rs-newsapi
[INFO] finished tweaking git repo https://github.com/tami5/rs-newsapi
[INFO] tweaked toml for git repo https://github.com/tami5/rs-newsapi written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tami5/rs-newsapi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/emilk/egui`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded poll-promise v0.1.0
[INFO] [stderr]   Downloaded rgba_simple v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93e5e9c284f5284a762d4e683cfd6940808ed7913cfb855eb33f9efe3c3ffba6
[INFO] running `Command { std: "docker" "start" "-a" "93e5e9c284f5284a762d4e683cfd6940808ed7913cfb855eb33f9efe3c3ffba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93e5e9c284f5284a762d4e683cfd6940808ed7913cfb855eb33f9efe3c3ffba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e5e9c284f5284a762d4e683cfd6940808ed7913cfb855eb33f9efe3c3ffba6", kill_on_drop: false }`
[INFO] [stdout] 93e5e9c284f5284a762d4e683cfd6940808ed7913cfb855eb33f9efe3c3ffba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d26ce637df827fa90ded8e7ce44829a50e01c05e401d9bb3c5e412f7017e0d7b
[INFO] running `Command { std: "docker" "start" "-a" "d26ce637df827fa90ded8e7ce44829a50e01c05e401d9bb3c5e412f7017e0d7b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.24.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking strum v0.24.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting headlines v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(derive_default_enum, default_free_fn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 `headlines`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name headlines lib/mod.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1a2e64db8d3f6ad6 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-4bbc4400b2ed0e20.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-a45ed32aa4bac8f6.so --extern eyre=/opt/rustwide/target/debug/deps/libeyre-fcc881ea9cb60845.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-368cc7ef73f82369.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a94ba8def0efc353.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-96a9ac1858d4513f.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d79f9c8234b34b34.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d26ce637df827fa90ded8e7ce44829a50e01c05e401d9bb3c5e412f7017e0d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26ce637df827fa90ded8e7ce44829a50e01c05e401d9bb3c5e412f7017e0d7b", kill_on_drop: false }`
[INFO] [stdout] d26ce637df827fa90ded8e7ce44829a50e01c05e401d9bb3c5e412f7017e0d7b