[INFO] cloning repository https://github.com/Ponewor/rustreactions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ponewor/rustreactions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPonewor%2Frustreactions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPonewor%2Frustreactions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 160548735c09ccd33275cb59dbec2b4e95025db4
[INFO] documenting Ponewor/rustreactions 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%2FPonewor%2Frustreactions" "/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/Ponewor/rustreactions 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/Ponewor/rustreactions
[INFO] finished tweaking git repo https://github.com/Ponewor/rustreactions
[INFO] tweaked toml for git repo https://github.com/Ponewor/rustreactions written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ponewor/rustreactions 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.0
[INFO] [stderr]   Downloaded emoji v0.2.1
[INFO] [stderr]   Downloaded demoji v0.0.3
[INFO] [stderr]   Downloaded emojito v0.3.5
[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] 54cd99c83b78002ce222f57ddd3331bb69172f6553bf5ee2cf32dad073db43a6
[INFO] running `Command { std: "docker" "start" "-a" "54cd99c83b78002ce222f57ddd3331bb69172f6553bf5ee2cf32dad073db43a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54cd99c83b78002ce222f57ddd3331bb69172f6553bf5ee2cf32dad073db43a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54cd99c83b78002ce222f57ddd3331bb69172f6553bf5ee2cf32dad073db43a6", kill_on_drop: false }`
[INFO] [stdout] 54cd99c83b78002ce222f57ddd3331bb69172f6553bf5ee2cf32dad073db43a6
[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] eb01077e2138f2717361f7327328ab1dc48582f03fb616f39ded885dfd41956e
[INFO] running `Command { std: "docker" "start" "-a" "eb01077e2138f2717361f7327328ab1dc48582f03fb616f39ded885dfd41956e", kill_on_drop: false }`
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[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]     Checking demoji v0.0.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking hyper v0.14.25
[INFO] [stderr]     Checking rusqlite v0.30.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
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[INFO] [stderr]     Checking emojito v0.3.5
[INFO] [stderr]     Checking teloxide v0.12.2
[INFO] [stderr]  Documenting telegram-rustreactions-bot 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[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 `telegram-rustreactions-bot`
[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 telegram_rustreactions_bot src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=cd44105c197cc9f2 -L dependency=/opt/rustwide/target/debug/deps --extern demoji=/opt/rustwide/target/debug/deps/libdemoji-fb34a786fb131ccc.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-b2068448141947b3.so --extern emojito=/opt/rustwide/target/debug/deps/libemojito-288c2b43af6ae429.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-adcbaf8a98132d5a.rmeta --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-f51e92019de34c3c.rmeta --extern rusqlite=/opt/rustwide/target/debug/deps/librusqlite-811bb3a83f02630e.rmeta --extern teloxide=/opt/rustwide/target/debug/deps/libteloxide-e9a1c1b0de725426.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-8331b0362b59e693.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "eb01077e2138f2717361f7327328ab1dc48582f03fb616f39ded885dfd41956e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb01077e2138f2717361f7327328ab1dc48582f03fb616f39ded885dfd41956e", kill_on_drop: false }`
[INFO] [stdout] eb01077e2138f2717361f7327328ab1dc48582f03fb616f39ded885dfd41956e
