[INFO] cloning repository https://github.com/Adamska1008/compiler_expt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Adamska1008/compiler_expt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdamska1008%2Fcompiler_expt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdamska1008%2Fcompiler_expt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d5a47a34c1d2acaa21c2123e1cebae497b2ade2
[INFO] documenting Adamska1008/compiler_expt against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdamska1008%2Fcompiler_expt" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Adamska1008/compiler_expt
[INFO] finished tweaking git repo https://github.com/Adamska1008/compiler_expt
[INFO] tweaked toml for git repo https://github.com/Adamska1008/compiler_expt written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Adamska1008/compiler_expt on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Adamska1008/compiler_expt 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d5c9d7c755fa5dc9868c58422802de413deb135221536c6275790a5d109e778
[INFO] running `Command { std: "docker" "start" "-a" "3d5c9d7c755fa5dc9868c58422802de413deb135221536c6275790a5d109e778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d5c9d7c755fa5dc9868c58422802de413deb135221536c6275790a5d109e778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5c9d7c755fa5dc9868c58422802de413deb135221536c6275790a5d109e778", kill_on_drop: false }`
[INFO] [stdout] 3d5c9d7c755fa5dc9868c58422802de413deb135221536c6275790a5d109e778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c66ada6d7297c6cfd6a79a3e991731afd6d65717a7679e3a1310240168c6899d
[INFO] running `Command { std: "docker" "start" "-a" "c66ada6d7297c6cfd6a79a3e991731afd6d65717a7679e3a1310240168c6899d", kill_on_drop: false }`
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]  Documenting compiler_expt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(is_some_and)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `compiler_expt`
[INFO] running `Command { std: "docker" "inspect" "c66ada6d7297c6cfd6a79a3e991731afd6d65717a7679e3a1310240168c6899d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66ada6d7297c6cfd6a79a3e991731afd6d65717a7679e3a1310240168c6899d", kill_on_drop: false }`
[INFO] [stdout] c66ada6d7297c6cfd6a79a3e991731afd6d65717a7679e3a1310240168c6899d
