[INFO] fetching crate type_printer 0.0.1...
[INFO] documenting type_printer-0.0.1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate type_printer 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate type_printer 0.0.1 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 type_printer 0.0.1
[INFO] finished tweaking crates.io crate type_printer 0.0.1
[INFO] tweaked toml for crates.io crate type_printer 0.0.1 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" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 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] 2152039ce3576bc74e291815c131436c4a1ce63adc1ca08c9be2bccb9f9420a2
[INFO] running `Command { std: "docker" "start" "-a" "2152039ce3576bc74e291815c131436c4a1ce63adc1ca08c9be2bccb9f9420a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2152039ce3576bc74e291815c131436c4a1ce63adc1ca08c9be2bccb9f9420a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2152039ce3576bc74e291815c131436c4a1ce63adc1ca08c9be2bccb9f9420a2", kill_on_drop: false }`
[INFO] [stdout] 2152039ce3576bc74e291815c131436c4a1ce63adc1ca08c9be2bccb9f9420a2
[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] 2b7ffb1d3d72e094c4f9824a16ee878f1fd4487cc0bb3109ad3d1536a859f672
[INFO] running `Command { std: "docker" "start" "-a" "2b7ffb1d3d72e094c4f9824a16ee878f1fd4487cc0bb3109ad3d1536a859f672", kill_on_drop: false }`
[INFO] [stderr]  Documenting type_printer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[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 `type_printer`
[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 --crate-type lib --crate-name type_printer src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b7782f3a1f44bcdb -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2b7ffb1d3d72e094c4f9824a16ee878f1fd4487cc0bb3109ad3d1536a859f672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7ffb1d3d72e094c4f9824a16ee878f1fd4487cc0bb3109ad3d1536a859f672", kill_on_drop: false }`
[INFO] [stdout] 2b7ffb1d3d72e094c4f9824a16ee878f1fd4487cc0bb3109ad3d1536a859f672
[INFO] documenting type_printer-0.0.1 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate type_printer 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate type_printer 0.0.1 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 type_printer 0.0.1
[INFO] finished tweaking crates.io crate type_printer 0.0.1
[INFO] tweaked toml for crates.io crate type_printer 0.0.1 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-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 9bfc32ec7e722f985138d994694fd09938914ff98251bca86f2f1eccbc3f7a2f
[INFO] running `Command { std: "docker" "start" "-a" "9bfc32ec7e722f985138d994694fd09938914ff98251bca86f2f1eccbc3f7a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bfc32ec7e722f985138d994694fd09938914ff98251bca86f2f1eccbc3f7a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bfc32ec7e722f985138d994694fd09938914ff98251bca86f2f1eccbc3f7a2f", kill_on_drop: false }`
[INFO] [stdout] 9bfc32ec7e722f985138d994694fd09938914ff98251bca86f2f1eccbc3f7a2f
[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] 86ff667ee85ec9df0a0d56f5fa08d688eb69ff282708a8732928da6bad8c7870
[INFO] running `Command { std: "docker" "start" "-a" "86ff667ee85ec9df0a0d56f5fa08d688eb69ff282708a8732928da6bad8c7870", kill_on_drop: false }`
[INFO] [stderr]  Documenting type_printer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[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 `type_printer`
[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 --crate-type lib --crate-name type_printer src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f48f18dacf13049a -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "86ff667ee85ec9df0a0d56f5fa08d688eb69ff282708a8732928da6bad8c7870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ff667ee85ec9df0a0d56f5fa08d688eb69ff282708a8732928da6bad8c7870", kill_on_drop: false }`
[INFO] [stdout] 86ff667ee85ec9df0a0d56f5fa08d688eb69ff282708a8732928da6bad8c7870
