[INFO] fetching crate rawstring 0.1.2...
[INFO] testing rawstring-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rawstring 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rawstring 0.1.2
[INFO] finished tweaking crates.io crate rawstring 0.1.2
[INFO] tweaked toml for crates.io crate rawstring 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rawstring 0.1.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rawstring 0.1.2 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 387463e6b859fec38b545b4d03533d434fa1bca2de2ad9396809baca8fe0b3d6
[INFO] running `Command { std: "docker" "start" "-a" "387463e6b859fec38b545b4d03533d434fa1bca2de2ad9396809baca8fe0b3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "387463e6b859fec38b545b4d03533d434fa1bca2de2ad9396809baca8fe0b3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387463e6b859fec38b545b4d03533d434fa1bca2de2ad9396809baca8fe0b3d6", kill_on_drop: false }`
[INFO] [stdout] 387463e6b859fec38b545b4d03533d434fa1bca2de2ad9396809baca8fe0b3d6
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33e616965a892d5be4e028d8c51983b03a561dc8cc5af481f957ff1263c32530
[INFO] running `Command { std: "docker" "start" "-a" "33e616965a892d5be4e028d8c51983b03a561dc8cc5af481f957ff1263c32530", kill_on_drop: false }`
[INFO] [stderr]    Compiling rawstring v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_trait_impl, const_convert, const_cmp)]
[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 compile `rawstring` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "33e616965a892d5be4e028d8c51983b03a561dc8cc5af481f957ff1263c32530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e616965a892d5be4e028d8c51983b03a561dc8cc5af481f957ff1263c32530", kill_on_drop: false }`
[INFO] [stdout] 33e616965a892d5be4e028d8c51983b03a561dc8cc5af481f957ff1263c32530
