[INFO] fetching crate picoserve 0.2.3...
[INFO] documenting picoserve-0.2.3 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate picoserve 0.2.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate picoserve 0.2.3 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate picoserve 0.2.3
[INFO] finished tweaking crates.io crate picoserve 0.2.3
[INFO] tweaked toml for crates.io crate picoserve 0.2.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hash32 v0.3.1
[INFO] [stderr]   Downloaded embedded-io-async v0.6.1
[INFO] [stderr]   Downloaded heapless v0.8.0
[INFO] [stderr]   Downloaded embedded-io v0.6.1
[INFO] [stderr]   Downloaded lhash v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 522aa2d0f02d665432d5b21af18eeb6aba1a7748b426d832f5f69506bc59c5d8
[INFO] running `Command { std: "docker" "start" "-a" "522aa2d0f02d665432d5b21af18eeb6aba1a7748b426d832f5f69506bc59c5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "522aa2d0f02d665432d5b21af18eeb6aba1a7748b426d832f5f69506bc59c5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522aa2d0f02d665432d5b21af18eeb6aba1a7748b426d832f5f69506bc59c5d8", kill_on_drop: false }`
[INFO] [stdout] 522aa2d0f02d665432d5b21af18eeb6aba1a7748b426d832f5f69506bc59c5d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18e0faf42088bf12c8250791c371876b4f6d0f5c3b1f59c02f92f755912c259d
[INFO] running `Command { std: "docker" "start" "-a" "18e0faf42088bf12c8250791c371876b4f6d0f5c3b1f59c02f92f755912c259d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking lhash v1.1.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]  Documenting picoserve v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(async_fn_in_trait, type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `async_fn_in_trait` has been stable since `1.75.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `picoserve`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name picoserve src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a0861ce0aae2fb5e -L dependency=/opt/rustwide/target/debug/deps --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-7312ec70f1a98e2d.rmeta --extern embedded_io_async=/opt/rustwide/target/debug/deps/libembedded_io_async-1eb369ae52539bbd.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-7dc5a21a5ad3c6e8.rmeta --extern heapless=/opt/rustwide/target/debug/deps/libheapless-ce4f25b00cbab0ad.rmeta --extern lhash=/opt/rustwide/target/debug/deps/liblhash-ea66801d85f36b06.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-c2b9fe8f0bb60ac5.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-30a26af651a15d26.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-dac0a1f7a7933c0d.rmeta --cap-lints=warn --crate-version 0.2.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "18e0faf42088bf12c8250791c371876b4f6d0f5c3b1f59c02f92f755912c259d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e0faf42088bf12c8250791c371876b4f6d0f5c3b1f59c02f92f755912c259d", kill_on_drop: false }`
[INFO] [stdout] 18e0faf42088bf12c8250791c371876b4f6d0f5c3b1f59c02f92f755912c259d
[INFO] documenting picoserve-0.2.3 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate picoserve 0.2.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate picoserve 0.2.3 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate picoserve 0.2.3
[INFO] finished tweaking crates.io crate picoserve 0.2.3
[INFO] tweaked toml for crates.io crate picoserve 0.2.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18327ee772c989959cbd53c6a183f9387a5e9bb6a02ab0c4ed7ca9c35a68964a
[INFO] running `Command { std: "docker" "start" "-a" "18327ee772c989959cbd53c6a183f9387a5e9bb6a02ab0c4ed7ca9c35a68964a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18327ee772c989959cbd53c6a183f9387a5e9bb6a02ab0c4ed7ca9c35a68964a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18327ee772c989959cbd53c6a183f9387a5e9bb6a02ab0c4ed7ca9c35a68964a", kill_on_drop: false }`
[INFO] [stdout] 18327ee772c989959cbd53c6a183f9387a5e9bb6a02ab0c4ed7ca9c35a68964a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb12c232c3a1adf36a89bc0655ad8cff6c81705d7d520f87deca76218077396
[INFO] running `Command { std: "docker" "start" "-a" "fcb12c232c3a1adf36a89bc0655ad8cff6c81705d7d520f87deca76218077396", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking lhash v1.1.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]  Documenting picoserve v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(async_fn_in_trait, type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `async_fn_in_trait` has been stable since `1.75.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `picoserve`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name picoserve src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b984e444020e0a37 -L dependency=/opt/rustwide/target/debug/deps --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-21f9a77236f456c0.rmeta --extern embedded_io_async=/opt/rustwide/target/debug/deps/libembedded_io_async-e2f0ce9eabc7972a.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-dc1ab679a30ee0f9.rmeta --extern heapless=/opt/rustwide/target/debug/deps/libheapless-231aa74895c71a99.rmeta --extern lhash=/opt/rustwide/target/debug/deps/liblhash-1447543cf69788e2.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-253dd6813867a002.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-5503e134c41f369b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b21feb64cab34864.rmeta --cap-lints=warn --crate-version 0.2.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "fcb12c232c3a1adf36a89bc0655ad8cff6c81705d7d520f87deca76218077396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb12c232c3a1adf36a89bc0655ad8cff6c81705d7d520f87deca76218077396", kill_on_drop: false }`
[INFO] [stdout] fcb12c232c3a1adf36a89bc0655ad8cff6c81705d7d520f87deca76218077396
