[INFO] fetching crate relp-bin 0.0.6...
[INFO] documenting relp-bin-0.0.6 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate relp-bin 0.0.6 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate relp-bin 0.0.6 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 relp-bin 0.0.6
[INFO] finished tweaking crates.io crate relp-bin 0.0.6
[INFO] tweaked toml for crates.io crate relp-bin 0.0.6 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate relp-bin 0.0.6 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded index-utils v2.2.0
[INFO] [stderr]   Downloaded cumsum v1.0.0
[INFO] [stderr]   Downloaded fifo-set v1.0.0
[INFO] [stderr]   Downloaded clap v3.0.5
[INFO] [stderr]   Downloaded gcd v2.0.1
[INFO] [stderr]   Downloaded relp v0.2.3
[INFO] [stderr]   Downloaded relp-num v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 88d0f2993003b0f386927c3452bc687c5b8b188c8d70e11f54bf4b852d0ae5da
[INFO] running `Command { std: "docker" "start" "-a" "88d0f2993003b0f386927c3452bc687c5b8b188c8d70e11f54bf4b852d0ae5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88d0f2993003b0f386927c3452bc687c5b8b188c8d70e11f54bf4b852d0ae5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d0f2993003b0f386927c3452bc687c5b8b188c8d70e11f54bf4b852d0ae5da", kill_on_drop: false }`
[INFO] [stdout] 88d0f2993003b0f386927c3452bc687c5b8b188c8d70e11f54bf4b852d0ae5da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 33b534ec770f1407013af5a5eed957f3f58abafc404228f0dbfa71ea3d37f186
[INFO] running `Command { std: "docker" "start" "-a" "33b534ec770f1407013af5a5eed957f3f58abafc404228f0dbfa71ea3d37f186", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking gcd v2.0.1
[INFO] [stderr]     Checking fifo-set v1.0.0
[INFO] [stderr]     Checking cumsum v1.0.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/smallvec-1.7.0/src/lib.rs:82:41
[INFO] [stdout]    |
[INFO] [stdout] 82 | #![cfg_attr(feature = "specialization", feature(specialization))]
[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 compile `smallvec` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "33b534ec770f1407013af5a5eed957f3f58abafc404228f0dbfa71ea3d37f186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b534ec770f1407013af5a5eed957f3f58abafc404228f0dbfa71ea3d37f186", kill_on_drop: false }`
[INFO] [stdout] 33b534ec770f1407013af5a5eed957f3f58abafc404228f0dbfa71ea3d37f186
[INFO] documenting relp-bin-0.0.6 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate relp-bin 0.0.6 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate relp-bin 0.0.6 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 relp-bin 0.0.6
[INFO] finished tweaking crates.io crate relp-bin 0.0.6
[INFO] tweaked toml for crates.io crate relp-bin 0.0.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate relp-bin 0.0.6 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-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0bd01e5345abc1c3ae9eb1872f191500c4c9f3bcac534cc2c688efa23a17dd87
[INFO] running `Command { std: "docker" "start" "-a" "0bd01e5345abc1c3ae9eb1872f191500c4c9f3bcac534cc2c688efa23a17dd87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bd01e5345abc1c3ae9eb1872f191500c4c9f3bcac534cc2c688efa23a17dd87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd01e5345abc1c3ae9eb1872f191500c4c9f3bcac534cc2c688efa23a17dd87", kill_on_drop: false }`
[INFO] [stdout] 0bd01e5345abc1c3ae9eb1872f191500c4c9f3bcac534cc2c688efa23a17dd87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bd91d8dd97738d1f27615149625f9429d71a991c0d076f0ff78a2731ef241f72
[INFO] running `Command { std: "docker" "start" "-a" "bd91d8dd97738d1f27615149625f9429d71a991c0d076f0ff78a2731ef241f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking gcd v2.0.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking fifo-set v1.0.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking cumsum v1.0.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/smallvec-1.7.0/src/lib.rs:82:41
[INFO] [stdout]    |
[INFO] [stdout] 82 | #![cfg_attr(feature = "specialization", feature(specialization))]
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking petgraph v0.6.0
[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 compile `smallvec` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bd91d8dd97738d1f27615149625f9429d71a991c0d076f0ff78a2731ef241f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd91d8dd97738d1f27615149625f9429d71a991c0d076f0ff78a2731ef241f72", kill_on_drop: false }`
[INFO] [stdout] bd91d8dd97738d1f27615149625f9429d71a991c0d076f0ff78a2731ef241f72
