[INFO] fetching crate procr_ansi_term 0.2.2...
[INFO] documenting procr_ansi_term-0.2.2 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate procr_ansi_term 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate procr_ansi_term 0.2.2 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 procr_ansi_term 0.2.2
[INFO] finished tweaking crates.io crate procr_ansi_term 0.2.2
[INFO] tweaked toml for crates.io crate procr_ansi_term 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate procr_ansi_term 0.2.2 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 thin-vec v0.2.12
[INFO] [stderr]   Downloaded ra-ap-rustc_lexer v0.14.0
[INFO] [stderr]   Downloaded ra-ap-rustc_index v0.14.0
[INFO] [stderr]   Downloaded unicode-properties v0.1.0
[INFO] [stderr]   Downloaded procr_ansi_format v0.1.0
[INFO] [stderr]   Downloaded ra-ap-rustc_serialize v0.14.0
[INFO] [stderr]   Downloaded ra-ap-rustc_macros v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 66d9ba78220d49b3414a64ccc7a8a9db1479888771e77268ad51d0a4bd68c502
[INFO] running `Command { std: "docker" "start" "-a" "66d9ba78220d49b3414a64ccc7a8a9db1479888771e77268ad51d0a4bd68c502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66d9ba78220d49b3414a64ccc7a8a9db1479888771e77268ad51d0a4bd68c502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d9ba78220d49b3414a64ccc7a8a9db1479888771e77268ad51d0a4bd68c502", kill_on_drop: false }`
[INFO] [stdout] 66d9ba78220d49b3414a64ccc7a8a9db1479888771e77268ad51d0a4bd68c502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a38980c8b96e302bdba83ac0ec9e65d4b8d51f06a96ceed03cdea6f06d03f27a
[INFO] running `Command { std: "docker" "start" "-a" "a38980c8b96e302bdba83ac0ec9e65d4b8d51f06a96ceed03cdea6f06d03f27a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.1
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling thin-vec v0.2.12
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling unicode-properties v0.1.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking bitflags v2.4.0
[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-1.11.1/src/lib.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 | #![cfg_attr(feature = "may_dangle", feature(dropck_eyepatch))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ra-ap-rustc_lexer v0.14.0
[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" "a38980c8b96e302bdba83ac0ec9e65d4b8d51f06a96ceed03cdea6f06d03f27a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38980c8b96e302bdba83ac0ec9e65d4b8d51f06a96ceed03cdea6f06d03f27a", kill_on_drop: false }`
[INFO] [stdout] a38980c8b96e302bdba83ac0ec9e65d4b8d51f06a96ceed03cdea6f06d03f27a
[INFO] documenting procr_ansi_term-0.2.2 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate procr_ansi_term 0.2.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate procr_ansi_term 0.2.2 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 procr_ansi_term 0.2.2
[INFO] finished tweaking crates.io crate procr_ansi_term 0.2.2
[INFO] tweaked toml for crates.io crate procr_ansi_term 0.2.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate procr_ansi_term 0.2.2 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2b0f712765cd8b36ac7a6addfb5c5ab453147e1f30bf7f299a1870a37b04ce0c
[INFO] running `Command { std: "docker" "start" "-a" "2b0f712765cd8b36ac7a6addfb5c5ab453147e1f30bf7f299a1870a37b04ce0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b0f712765cd8b36ac7a6addfb5c5ab453147e1f30bf7f299a1870a37b04ce0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b0f712765cd8b36ac7a6addfb5c5ab453147e1f30bf7f299a1870a37b04ce0c", kill_on_drop: false }`
[INFO] [stdout] 2b0f712765cd8b36ac7a6addfb5c5ab453147e1f30bf7f299a1870a37b04ce0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c6f0c10a96a962d61d1613f37acc6ff483dec3058e28843feb8d1a693cbcdee9
[INFO] running `Command { std: "docker" "start" "-a" "c6f0c10a96a962d61d1613f37acc6ff483dec3058e28843feb8d1a693cbcdee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling thin-vec v0.2.12
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling regex-syntax v0.8.1
[INFO] [stderr]    Compiling unicode-properties v0.1.0
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking itertools v0.11.0
[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-1.11.1/src/lib.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 | #![cfg_attr(feature = "may_dangle", feature(dropck_eyepatch))]
[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 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" "c6f0c10a96a962d61d1613f37acc6ff483dec3058e28843feb8d1a693cbcdee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f0c10a96a962d61d1613f37acc6ff483dec3058e28843feb8d1a693cbcdee9", kill_on_drop: false }`
[INFO] [stdout] c6f0c10a96a962d61d1613f37acc6ff483dec3058e28843feb8d1a693cbcdee9
