[INFO] fetching crate get_len_base_10_as_usize_macros 0.1.9...
[INFO] documenting get_len_base_10_as_usize_macros-0.1.9 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate get_len_base_10_as_usize_macros 0.1.9 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate get_len_base_10_as_usize_macros 0.1.9 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 get_len_base_10_as_usize_macros 0.1.9
[INFO] finished tweaking crates.io crate get_len_base_10_as_usize_macros 0.1.9
[INFO] tweaked toml for crates.io crate get_len_base_10_as_usize_macros 0.1.9 written to /workspace/builds/worker-4-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]     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 max_len_base_10_as_usize v0.1.0
[INFO] [stderr]   Downloaded epsi v0.1.1
[INFO] [stderr]   Downloaded midpoint v0.1.5
[INFO] [stderr]   Downloaded primitive_promotion v0.1.4
[INFO] [stderr]   Downloaded epui v0.1.1
[INFO] [stderr]   Downloaded is_signed_trait v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cf5c627559bea559ae10145b34d918be641ca48ea8bf9ee49031c79f6c70af08
[INFO] running `Command { std: "docker" "start" "-a" "cf5c627559bea559ae10145b34d918be641ca48ea8bf9ee49031c79f6c70af08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf5c627559bea559ae10145b34d918be641ca48ea8bf9ee49031c79f6c70af08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5c627559bea559ae10145b34d918be641ca48ea8bf9ee49031c79f6c70af08", kill_on_drop: false }`
[INFO] [stdout] cf5c627559bea559ae10145b34d918be641ca48ea8bf9ee49031c79f6c70af08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5487d4d73b55c1f53206404ec0fc9be6cb02760a5db3eccb9a7cc31f8ff3b02f
[INFO] running `Command { std: "docker" "start" "-a" "5487d4d73b55c1f53206404ec0fc9be6cb02760a5db3eccb9a7cc31f8ff3b02f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking epui v0.1.1
[INFO] [stderr]     Checking primitive_promotion v0.1.4
[INFO] [stderr]     Checking epsi v0.1.1
[INFO] [stderr]     Checking is_signed_trait v0.1.0
[INFO] [stderr]     Checking max_len_base_10_as_usize v0.1.0
[INFO] [stderr]     Checking midpoint v0.1.5
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]  Documenting get_len_base_10_as_usize_macros v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     feature(const_trait_impl)
[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 `get_len_base_10_as_usize_macros`
[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 proc-macro --crate-name get_len_base_10_as_usize_macros src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a80dad30d2e9ce9e -L dependency=/opt/rustwide/target/debug/deps --extern is_signed_trait=/opt/rustwide/target/debug/deps/libis_signed_trait-e4547d398f0403f7.rmeta --extern max_len_base_10_as_usize=/opt/rustwide/target/debug/deps/libmax_len_base_10_as_usize-45e6dae5364d7af7.rmeta --extern midpoint=/opt/rustwide/target/debug/deps/libmidpoint-78b07aec5afa7d14.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3889f6209a44556f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b5c91c32bf6deb64.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-3bbe6ce641c2c351.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.1.9` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5487d4d73b55c1f53206404ec0fc9be6cb02760a5db3eccb9a7cc31f8ff3b02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5487d4d73b55c1f53206404ec0fc9be6cb02760a5db3eccb9a7cc31f8ff3b02f", kill_on_drop: false }`
[INFO] [stdout] 5487d4d73b55c1f53206404ec0fc9be6cb02760a5db3eccb9a7cc31f8ff3b02f
[INFO] documenting get_len_base_10_as_usize_macros-0.1.9 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate get_len_base_10_as_usize_macros 0.1.9 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate get_len_base_10_as_usize_macros 0.1.9 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] started tweaking crates.io crate get_len_base_10_as_usize_macros 0.1.9
[INFO] finished tweaking crates.io crate get_len_base_10_as_usize_macros 0.1.9
[INFO] tweaked toml for crates.io crate get_len_base_10_as_usize_macros 0.1.9 written to /workspace/builds/worker-4-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c25eaf0fab1aad7750db719000277ad89f23e804ea1ce6c2cca89a85898fbd88
[INFO] running `Command { std: "docker" "start" "-a" "c25eaf0fab1aad7750db719000277ad89f23e804ea1ce6c2cca89a85898fbd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c25eaf0fab1aad7750db719000277ad89f23e804ea1ce6c2cca89a85898fbd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c25eaf0fab1aad7750db719000277ad89f23e804ea1ce6c2cca89a85898fbd88", kill_on_drop: false }`
[INFO] [stdout] c25eaf0fab1aad7750db719000277ad89f23e804ea1ce6c2cca89a85898fbd88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 59554eddfe60a8ba9f1aafc39531f1c8a89323e8166679f61067c26e88201062
[INFO] running `Command { std: "docker" "start" "-a" "59554eddfe60a8ba9f1aafc39531f1c8a89323e8166679f61067c26e88201062", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking epui v0.1.1
[INFO] [stderr]     Checking epsi v0.1.1
[INFO] [stderr]     Checking primitive_promotion v0.1.4
[INFO] [stderr]     Checking is_signed_trait v0.1.0
[INFO] [stderr]     Checking max_len_base_10_as_usize v0.1.0
[INFO] [stderr]     Checking midpoint v0.1.5
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]  Documenting get_len_base_10_as_usize_macros v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     feature(const_trait_impl)
[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 `get_len_base_10_as_usize_macros`
[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 proc-macro --crate-name get_len_base_10_as_usize_macros src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=52cf3634834db65d -L dependency=/opt/rustwide/target/debug/deps --extern is_signed_trait=/opt/rustwide/target/debug/deps/libis_signed_trait-8d48843157244e78.rmeta --extern max_len_base_10_as_usize=/opt/rustwide/target/debug/deps/libmax_len_base_10_as_usize-389e22d354d34ee1.rmeta --extern midpoint=/opt/rustwide/target/debug/deps/libmidpoint-3d5e09f96b8aa7f6.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d7586fc23a7202ec.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-af317973e368b4b7.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-58f7092da2ff06a1.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.1.9` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "59554eddfe60a8ba9f1aafc39531f1c8a89323e8166679f61067c26e88201062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59554eddfe60a8ba9f1aafc39531f1c8a89323e8166679f61067c26e88201062", kill_on_drop: false }`
[INFO] [stdout] 59554eddfe60a8ba9f1aafc39531f1c8a89323e8166679f61067c26e88201062
