[INFO] fetching crate kirjat-rs 0.7.1...
[INFO] documenting kirjat-rs-0.7.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate kirjat-rs 0.7.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate kirjat-rs 0.7.1 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 kirjat-rs 0.7.1
[INFO] finished tweaking crates.io crate kirjat-rs 0.7.1
[INFO] tweaked toml for crates.io crate kirjat-rs 0.7.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate kirjat-rs 0.7.1 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 dialoguer v0.10.4
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[INFO] [stderr]   Downloaded tokio v1.33.0
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[INFO] [stderr]   Downloaded async-trait v0.1.74
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[INFO] [stderr]   Downloaded cargo-platform v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d401a2928299485bd29d2efd06e06e92c6009eb5162bb352fb5203871925bf1c
[INFO] running `Command { std: "docker" "start" "-a" "d401a2928299485bd29d2efd06e06e92c6009eb5162bb352fb5203871925bf1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d401a2928299485bd29d2efd06e06e92c6009eb5162bb352fb5203871925bf1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d401a2928299485bd29d2efd06e06e92c6009eb5162bb352fb5203871925bf1c", kill_on_drop: false }`
[INFO] [stdout] d401a2928299485bd29d2efd06e06e92c6009eb5162bb352fb5203871925bf1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9b287d3bc630e889235751f6a7dad277d45c8ccf14e946bd3724645022b4ee9c
[INFO] running `Command { std: "docker" "start" "-a" "9b287d3bc630e889235751f6a7dad277d45c8ccf14e946bd3724645022b4ee9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
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[INFO] [stderr]    Compiling futures-util v0.3.29
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking tracing-core v0.1.32
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[INFO] [stderr]     Checking reqwest v0.11.22
[INFO] [stderr]     Checking kirjat-rs v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting kirjat-rs v0.7.1 (/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(let_chains)]
[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: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 `kirjat-rs`
[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 kirjat src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="tokio"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9294ee2dffd3b080 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-407784efe10f3351.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-97745e194fbf22ae.so --extern futures=/opt/rustwide/target/debug/deps/libfutures-96e6c5c25fb3874f.rmeta --extern moka=/opt/rustwide/target/debug/deps/libmoka-e5244bc509cc534e.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-dda1962d4f380582.rmeta --extern scraper=/opt/rustwide/target/debug/deps/libscraper-1e3c3a9abe939c50.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d3a0612ffda1f944.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-314d2d772f3a3a7a.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-fcb50b838f68a9bd.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-05b1601701000c02.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-5a0844f3fbad93c6.rmeta --cap-lints=warn --crate-version 0.7.1` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 compile `kirjat-rs` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9b287d3bc630e889235751f6a7dad277d45c8ccf14e946bd3724645022b4ee9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b287d3bc630e889235751f6a7dad277d45c8ccf14e946bd3724645022b4ee9c", kill_on_drop: false }`
[INFO] [stdout] 9b287d3bc630e889235751f6a7dad277d45c8ccf14e946bd3724645022b4ee9c
