[INFO] fetching crate ldc1x1x 0.1.2...
[INFO] documenting ldc1x1x-0.1.2 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate ldc1x1x 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ldc1x1x 0.1.2 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] started tweaking crates.io crate ldc1x1x 0.1.2
[INFO] finished tweaking crates.io crate ldc1x1x 0.1.2
[INFO] tweaked toml for crates.io crate ldc1x1x 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate ldc1x1x 0.1.2 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.6
[INFO] [stderr]   Downloaded freebsd-embedded-hal v0.1.2
[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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d271a41761b1f163f39125aaf9b99de3b2a435a639212a7f4982b652654bd475
[INFO] running `Command { std: "docker" "start" "-a" "d271a41761b1f163f39125aaf9b99de3b2a435a639212a7f4982b652654bd475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d271a41761b1f163f39125aaf9b99de3b2a435a639212a7f4982b652654bd475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d271a41761b1f163f39125aaf9b99de3b2a435a639212a7f4982b652654bd475", kill_on_drop: false }`
[INFO] [stdout] d271a41761b1f163f39125aaf9b99de3b2a435a639212a7f4982b652654bd475
[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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79fb60705ef1d2010ee4ce92728b2c84151ebc6b817bb10bd2e488052c86b1ec
[INFO] running `Command { std: "docker" "start" "-a" "79fb60705ef1d2010ee4ce92728b2c84151ebc6b817bb10bd2e488052c86b1ec", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.6
[INFO] [stderr]  Documenting ldc1x1x v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_float_bits_conv, const_fn_floating_point_arithmetic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 `ldc1x1x`
[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=2018 --crate-type lib --crate-name ldc1x1x src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a35ca18f7afc915a -L dependency=/opt/rustwide/target/debug/deps --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-0d8c7d4d67e93c55.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "79fb60705ef1d2010ee4ce92728b2c84151ebc6b817bb10bd2e488052c86b1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fb60705ef1d2010ee4ce92728b2c84151ebc6b817bb10bd2e488052c86b1ec", kill_on_drop: false }`
[INFO] [stdout] 79fb60705ef1d2010ee4ce92728b2c84151ebc6b817bb10bd2e488052c86b1ec
[INFO] documenting ldc1x1x-0.1.2 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate ldc1x1x 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ldc1x1x 0.1.2 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] started tweaking crates.io crate ldc1x1x 0.1.2
[INFO] finished tweaking crates.io crate ldc1x1x 0.1.2
[INFO] tweaked toml for crates.io crate ldc1x1x 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate ldc1x1x 0.1.2 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" "+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-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42265c6206764e3e6597bb711e07259a6d1c329dd09d87fa35ed3346468790f0
[INFO] running `Command { std: "docker" "start" "-a" "42265c6206764e3e6597bb711e07259a6d1c329dd09d87fa35ed3346468790f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42265c6206764e3e6597bb711e07259a6d1c329dd09d87fa35ed3346468790f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42265c6206764e3e6597bb711e07259a6d1c329dd09d87fa35ed3346468790f0", kill_on_drop: false }`
[INFO] [stdout] 42265c6206764e3e6597bb711e07259a6d1c329dd09d87fa35ed3346468790f0
[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-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ac6294678ab230362574ab571be311ea8a136dd75072314ac3695cea12c2cd2
[INFO] running `Command { std: "docker" "start" "-a" "9ac6294678ab230362574ab571be311ea8a136dd75072314ac3695cea12c2cd2", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.6
[INFO] [stderr]  Documenting ldc1x1x v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_float_bits_conv, const_fn_floating_point_arithmetic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 `ldc1x1x`
[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=2018 --crate-type lib --crate-name ldc1x1x src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a21708aa3abea9d9 -L dependency=/opt/rustwide/target/debug/deps --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-5c49c222bac736bc.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9ac6294678ab230362574ab571be311ea8a136dd75072314ac3695cea12c2cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac6294678ab230362574ab571be311ea8a136dd75072314ac3695cea12c2cd2", kill_on_drop: false }`
[INFO] [stdout] 9ac6294678ab230362574ab571be311ea8a136dd75072314ac3695cea12c2cd2
