[INFO] fetching crate hacker-rs 0.1.5...
[INFO] documenting hacker-rs-0.1.5 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate hacker-rs 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate hacker-rs 0.1.5 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] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate hacker-rs 0.1.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hacker-rs 0.1.5
[INFO] tweaked toml for crates.io crate hacker-rs 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate hacker-rs 0.1.5 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]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.42
[INFO] [stderr]   Downloaded thiserror-impl v1.0.42
[INFO] [stderr]   Downloaded async-trait v0.1.71
[INFO] [stderr]   Downloaded serde_derive v1.0.166
[INFO] [stderr]   Downloaded rustversion v1.0.13
[INFO] [stderr]   Downloaded axum v0.6.18
[INFO] [stderr]   Downloaded openssl v0.10.55
[INFO] [stderr]   Downloaded syn v2.0.23
[INFO] [stderr]   Downloaded pin-project v1.1.2
[INFO] [stderr]   Downloaded serde_json v1.0.100
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.13
[INFO] [stderr]   Downloaded pin-project-internal v1.1.2
[INFO] [stderr]   Downloaded h2 v0.3.20
[INFO] [stderr]   Downloaded serde v1.0.166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ed4f9e60ca5d401e8fe76ffa73658223ba8592f0646fbc210e08221280a81a73
[INFO] running `Command { std: "docker" "start" "-a" "ed4f9e60ca5d401e8fe76ffa73658223ba8592f0646fbc210e08221280a81a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed4f9e60ca5d401e8fe76ffa73658223ba8592f0646fbc210e08221280a81a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed4f9e60ca5d401e8fe76ffa73658223ba8592f0646fbc210e08221280a81a73", kill_on_drop: false }`
[INFO] [stdout] ed4f9e60ca5d401e8fe76ffa73658223ba8592f0646fbc210e08221280a81a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2b5ce9e96d9e2759d01377579878254e9669532f5104dd2646c4b856dd98a7ce
[INFO] running `Command { std: "docker" "start" "-a" "2b5ce9e96d9e2759d01377579878254e9669532f5104dd2646c4b856dd98a7ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]    Compiling thiserror v1.0.42
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.166
[INFO] [stderr]    Compiling thiserror-impl v1.0.42
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking time v0.3.22
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]  Documenting hacker-rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(type_alias_impl_trait)]
[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 `hacker-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 hacker_rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8d91790dc86532ee -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-9913c983bae94695.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8646b40ab9dbc495.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-013c84b6b0032493.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-4113a0357d73ecd0.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-a8813d6011f416be.rmeta --cap-lints=warn --crate-version 0.1.5` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2b5ce9e96d9e2759d01377579878254e9669532f5104dd2646c4b856dd98a7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b5ce9e96d9e2759d01377579878254e9669532f5104dd2646c4b856dd98a7ce", kill_on_drop: false }`
[INFO] [stdout] 2b5ce9e96d9e2759d01377579878254e9669532f5104dd2646c4b856dd98a7ce
