[INFO] fetching crate minicbor-embedded-io 0.1.0...
[INFO] documenting minicbor-embedded-io-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate minicbor-embedded-io 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate minicbor-embedded-io 0.1.0 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-7-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate minicbor-embedded-io 0.1.0
[INFO] finished tweaking crates.io crate minicbor-embedded-io 0.1.0
[INFO] tweaked toml for crates.io crate minicbor-embedded-io 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-io-async v0.6.1
[INFO] [stderr]   Downloaded minicbor v0.20.0
[INFO] [stderr]   Downloaded embedded-io v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a60817918493f00c9556ee549421f6fcf8786f537d7ddddedea537c88c2d7b69
[INFO] running `Command { std: "docker" "start" "-a" "a60817918493f00c9556ee549421f6fcf8786f537d7ddddedea537c88c2d7b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a60817918493f00c9556ee549421f6fcf8786f537d7ddddedea537c88c2d7b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60817918493f00c9556ee549421f6fcf8786f537d7ddddedea537c88c2d7b69", kill_on_drop: false }`
[INFO] [stdout] a60817918493f00c9556ee549421f6fcf8786f537d7ddddedea537c88c2d7b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5f58f6f2cbc5deb7547cff99c8a043a305e46028c90908194f44a7385cfd13df
[INFO] running `Command { std: "docker" "start" "-a" "5f58f6f2cbc5deb7547cff99c8a043a305e46028c90908194f44a7385cfd13df", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling minicbor v0.20.0
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-intrusive v0.5.0
[INFO] [stderr]  Documenting minicbor-embedded-io v0.1.0 (/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)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[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 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 `minicbor-embedded-io`
[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 minicbor_embedded_io src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fef1c42433aaff7c -L dependency=/opt/rustwide/target/debug/deps --extern embedded_io_async=/opt/rustwide/target/debug/deps/libembedded_io_async-c8fe86b8fa6a7e30.rmeta --extern futures_intrusive=/opt/rustwide/target/debug/deps/libfutures_intrusive-9223fd072fc572c9.rmeta --extern minicbor=/opt/rustwide/target/debug/deps/libminicbor-f9389e4a3a104c87.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5f58f6f2cbc5deb7547cff99c8a043a305e46028c90908194f44a7385cfd13df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f58f6f2cbc5deb7547cff99c8a043a305e46028c90908194f44a7385cfd13df", kill_on_drop: false }`
[INFO] [stdout] 5f58f6f2cbc5deb7547cff99c8a043a305e46028c90908194f44a7385cfd13df
[INFO] documenting minicbor-embedded-io-0.1.0 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate minicbor-embedded-io 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate minicbor-embedded-io 0.1.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate minicbor-embedded-io 0.1.0
[INFO] finished tweaking crates.io crate minicbor-embedded-io 0.1.0
[INFO] tweaked toml for crates.io crate minicbor-embedded-io 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c43b46203a1c58a7e7ca3823edb75f1d795bd793bd0c6e6ce7297ef2de7c6009
[INFO] running `Command { std: "docker" "start" "-a" "c43b46203a1c58a7e7ca3823edb75f1d795bd793bd0c6e6ce7297ef2de7c6009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c43b46203a1c58a7e7ca3823edb75f1d795bd793bd0c6e6ce7297ef2de7c6009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43b46203a1c58a7e7ca3823edb75f1d795bd793bd0c6e6ce7297ef2de7c6009", kill_on_drop: false }`
[INFO] [stdout] c43b46203a1c58a7e7ca3823edb75f1d795bd793bd0c6e6ce7297ef2de7c6009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00e60296dc595ef46881f2ec70f1c1d73825eb0e1a5528928ef7ec905570b483
[INFO] running `Command { std: "docker" "start" "-a" "00e60296dc595ef46881f2ec70f1c1d73825eb0e1a5528928ef7ec905570b483", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling minicbor v0.20.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-intrusive v0.5.0
[INFO] [stderr]  Documenting minicbor-embedded-io v0.1.0 (/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)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[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 `minicbor-embedded-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name minicbor_embedded_io src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=220fe29cd5ecfba0 -L dependency=/opt/rustwide/target/debug/deps --extern embedded_io_async=/opt/rustwide/target/debug/deps/libembedded_io_async-e2f0ce9eabc7972a.rmeta --extern futures_intrusive=/opt/rustwide/target/debug/deps/libfutures_intrusive-2f83a56c9e619c56.rmeta --extern minicbor=/opt/rustwide/target/debug/deps/libminicbor-6847261f798c4fb3.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "00e60296dc595ef46881f2ec70f1c1d73825eb0e1a5528928ef7ec905570b483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e60296dc595ef46881f2ec70f1c1d73825eb0e1a5528928ef7ec905570b483", kill_on_drop: false }`
[INFO] [stdout] 00e60296dc595ef46881f2ec70f1c1d73825eb0e1a5528928ef7ec905570b483
