[INFO] fetching crate awaur 0.2.1...
[INFO] documenting awaur-0.2.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate awaur 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate awaur 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 awaur 0.2.1
[INFO] finished tweaking crates.io crate awaur 0.2.1
[INFO] tweaked toml for crates.io crate awaur 0.2.1 written to /workspace/builds/worker-5-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 serde_with_macros v1.5.2
[INFO] [stderr]   Downloaded xxhash-rust v0.8.8
[INFO] [stderr]   Downloaded base62 v2.0.2
[INFO] [stderr]   Downloaded dummy v0.7.0
[INFO] [stderr]   Downloaded serde_with v1.14.0
[INFO] [stderr]   Downloaded serde_qs v0.9.2
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.15
[INFO] [stderr]   Downloaded fake v2.9.2
[INFO] [stderr]   Downloaded macro_pub v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 211c4819edce6381dd81c76d00b532897c0415e6c8b0a2664b61c7dab608c417
[INFO] running `Command { std: "docker" "start" "-a" "211c4819edce6381dd81c76d00b532897c0415e6c8b0a2664b61c7dab608c417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "211c4819edce6381dd81c76d00b532897c0415e6c8b0a2664b61c7dab608c417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211c4819edce6381dd81c76d00b532897c0415e6c8b0a2664b61c7dab608c417", kill_on_drop: false }`
[INFO] [stdout] 211c4819edce6381dd81c76d00b532897c0415e6c8b0a2664b61c7dab608c417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] afe231b24f4a59541aa831509d408fa3d9b978ccf8017bf2d3c00ee1de59c0ac
[INFO] running `Command { std: "docker" "start" "-a" "afe231b24f4a59541aa831509d408fa3d9b978ccf8017bf2d3c00ee1de59c0ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro_pub v0.1.0
[INFO] [stderr]    Compiling xxhash-rust v0.8.8
[INFO] [stderr]  Documenting awaur 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:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(doc, feature(decl_macro, rustc_attrs))]
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(doc, feature(decl_macro, rustc_attrs))]
[INFO] [stdout]   |                                      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `awaur`
[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 awaur src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b1d0c3029f455c9f -L dependency=/opt/rustwide/target/debug/deps --extern macro_pub=/opt/rustwide/target/debug/deps/libmacro_pub-c0a5dad76e6139a2.so --cap-lints=warn --crate-version 0.2.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "afe231b24f4a59541aa831509d408fa3d9b978ccf8017bf2d3c00ee1de59c0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe231b24f4a59541aa831509d408fa3d9b978ccf8017bf2d3c00ee1de59c0ac", kill_on_drop: false }`
[INFO] [stdout] afe231b24f4a59541aa831509d408fa3d9b978ccf8017bf2d3c00ee1de59c0ac
[INFO] documenting awaur-0.2.1 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate awaur 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate awaur 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 awaur 0.2.1
[INFO] finished tweaking crates.io crate awaur 0.2.1
[INFO] tweaked toml for crates.io crate awaur 0.2.1 written to /workspace/builds/worker-5-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 30dd3b33710cde94c1ab804c453d776ea6d517caa0ba1c2598107712e62e76ba
[INFO] running `Command { std: "docker" "start" "-a" "30dd3b33710cde94c1ab804c453d776ea6d517caa0ba1c2598107712e62e76ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30dd3b33710cde94c1ab804c453d776ea6d517caa0ba1c2598107712e62e76ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30dd3b33710cde94c1ab804c453d776ea6d517caa0ba1c2598107712e62e76ba", kill_on_drop: false }`
[INFO] [stdout] 30dd3b33710cde94c1ab804c453d776ea6d517caa0ba1c2598107712e62e76ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b22ad3b94c3c891ad71fbabd07d93a2103a6ad5a6584a283f83b421e0fa3639b
[INFO] running `Command { std: "docker" "start" "-a" "b22ad3b94c3c891ad71fbabd07d93a2103a6ad5a6584a283f83b421e0fa3639b", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro_pub v0.1.0
[INFO] [stderr]    Compiling xxhash-rust v0.8.8
[INFO] [stderr]  Documenting awaur 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:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(doc, feature(decl_macro, rustc_attrs))]
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(doc, feature(decl_macro, rustc_attrs))]
[INFO] [stdout]   |                                      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `awaur`
[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 awaur src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fcdb02eebd18e9c2 -L dependency=/opt/rustwide/target/debug/deps --extern macro_pub=/opt/rustwide/target/debug/deps/libmacro_pub-da62bd4faa56efe2.so --cap-lints=warn --crate-version 0.2.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b22ad3b94c3c891ad71fbabd07d93a2103a6ad5a6584a283f83b421e0fa3639b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22ad3b94c3c891ad71fbabd07d93a2103a6ad5a6584a283f83b421e0fa3639b", kill_on_drop: false }`
[INFO] [stdout] b22ad3b94c3c891ad71fbabd07d93a2103a6ad5a6584a283f83b421e0fa3639b
