[INFO] fetching crate ranting_derive 0.2.1...
[INFO] documenting ranting_derive-0.2.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate ranting_derive 0.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ranting_derive 0.2.1 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 ranting_derive 0.2.1
[INFO] finished tweaking crates.io crate ranting_derive 0.2.1
[INFO] tweaked toml for crates.io crate ranting_derive 0.2.1 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]     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] 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] 5a50b6aa9ee92a600ab1b00e525458bfc9eb194d5aeeedc54b560c4a226941bf
[INFO] running `Command { std: "docker" "start" "-a" "5a50b6aa9ee92a600ab1b00e525458bfc9eb194d5aeeedc54b560c4a226941bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a50b6aa9ee92a600ab1b00e525458bfc9eb194d5aeeedc54b560c4a226941bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a50b6aa9ee92a600ab1b00e525458bfc9eb194d5aeeedc54b560c4a226941bf", kill_on_drop: false }`
[INFO] [stdout] 5a50b6aa9ee92a600ab1b00e525458bfc9eb194d5aeeedc54b560c4a226941bf
[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] 35057ba5af4eef2f8077169962ad78cba58e2669e30aa83ea506d84218a2fb75
[INFO] running `Command { std: "docker" "start" "-a" "35057ba5af4eef2f8077169962ad78cba58e2669e30aa83ea506d84218a2fb75", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking litrs v0.2.3
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking darling_core v0.14.4
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking darling v0.14.4
[INFO] [stderr]  Documenting ranting_derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_intersperse)]
[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 `ranting_derive`
[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 ranting_derive src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9538e5146935b739 -L dependency=/opt/rustwide/target/debug/deps --extern darling=/opt/rustwide/target/debug/deps/libdarling-bac2901b0dbd7d1c.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-a1c2ef5dc71f5004.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-50d83f16c3a69fe4.rmeta --extern litrs=/opt/rustwide/target/debug/deps/liblitrs-e70efbb0c440dc82.rmeta --extern proc_macro_error=/opt/rustwide/target/debug/deps/libproc_macro_error-20d4ce0fd1b64434.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3889f6209a44556f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b5c91c32bf6deb64.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-256d061ba868d6ef.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a139549438ccacef.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-596ae09e0cc1b1f0.so --extern syn=/opt/rustwide/target/debug/deps/libsyn-8ca102cd16ff575b.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-c1b89fc127e38b30.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.2.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "35057ba5af4eef2f8077169962ad78cba58e2669e30aa83ea506d84218a2fb75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35057ba5af4eef2f8077169962ad78cba58e2669e30aa83ea506d84218a2fb75", kill_on_drop: false }`
[INFO] [stdout] 35057ba5af4eef2f8077169962ad78cba58e2669e30aa83ea506d84218a2fb75
[INFO] documenting ranting_derive-0.2.1 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate ranting_derive 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ranting_derive 0.2.1 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 ranting_derive 0.2.1
[INFO] finished tweaking crates.io crate ranting_derive 0.2.1
[INFO] tweaked toml for crates.io crate ranting_derive 0.2.1 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] 578befb45f7f3a89214111387dc79820fc3ae741c0b6e23aab30c5d62230b939
[INFO] running `Command { std: "docker" "start" "-a" "578befb45f7f3a89214111387dc79820fc3ae741c0b6e23aab30c5d62230b939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "578befb45f7f3a89214111387dc79820fc3ae741c0b6e23aab30c5d62230b939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578befb45f7f3a89214111387dc79820fc3ae741c0b6e23aab30c5d62230b939", kill_on_drop: false }`
[INFO] [stdout] 578befb45f7f3a89214111387dc79820fc3ae741c0b6e23aab30c5d62230b939
[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] a0846a5f7af38f5b598fda4ba67e4bf591391a262dd47502b028d60a390b1a48
[INFO] running `Command { std: "docker" "start" "-a" "a0846a5f7af38f5b598fda4ba67e4bf591391a262dd47502b028d60a390b1a48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking litrs v0.2.3
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking darling_core v0.14.4
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking darling v0.14.4
[INFO] [stderr]  Documenting ranting_derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_intersperse)]
[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 `ranting_derive`
[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 ranting_derive src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f092f6f2a5b73f03 -L dependency=/opt/rustwide/target/debug/deps --extern darling=/opt/rustwide/target/debug/deps/libdarling-6d34e3b48f3563f1.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-ab28dbed7c8c1006.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1dc4c8680f60d733.rmeta --extern litrs=/opt/rustwide/target/debug/deps/liblitrs-1c30b18ed8075cc3.rmeta --extern proc_macro_error=/opt/rustwide/target/debug/deps/libproc_macro_error-1102ff13c77f3dbe.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d7586fc23a7202ec.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-af317973e368b4b7.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-3f02e1b43004dd73.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-dc91af16136e3937.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-450a30fc1b8ee91e.so --extern syn=/opt/rustwide/target/debug/deps/libsyn-1196e6d878ec339b.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-24f14ce5fcba1058.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.2.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a0846a5f7af38f5b598fda4ba67e4bf591391a262dd47502b028d60a390b1a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0846a5f7af38f5b598fda4ba67e4bf591391a262dd47502b028d60a390b1a48", kill_on_drop: false }`
[INFO] [stdout] a0846a5f7af38f5b598fda4ba67e4bf591391a262dd47502b028d60a390b1a48
