[INFO] fetching crate staticsort 0.4.2...
[INFO] testing staticsort-0.4.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate staticsort 0.4.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate staticsort 0.4.2
[INFO] finished tweaking crates.io crate staticsort 0.4.2
[INFO] tweaked toml for crates.io crate staticsort 0.4.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate staticsort 0.4.2 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 staticsort 0.4.2 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dec62df9374b0142949c1f43e9eaf7a2c5d665bd6f0616f55f48295453b9aae
[INFO] running `Command { std: "docker" "start" "-a" "2dec62df9374b0142949c1f43e9eaf7a2c5d665bd6f0616f55f48295453b9aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dec62df9374b0142949c1f43e9eaf7a2c5d665bd6f0616f55f48295453b9aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dec62df9374b0142949c1f43e9eaf7a2c5d665bd6f0616f55f48295453b9aae", kill_on_drop: false }`
[INFO] [stdout] 2dec62df9374b0142949c1f43e9eaf7a2c5d665bd6f0616f55f48295453b9aae
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e8617fae3a5bce2d11e95c62858517c40295f54e9e04e75e073b801821852b7
[INFO] running `Command { std: "docker" "start" "-a" "7e8617fae3a5bce2d11e95c62858517c40295f54e9e04e75e073b801821852b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling staticsort v0.4.2 (/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(
[INFO] [stdout] 4 | |   adt_const_params,
[INFO] [stdout] 5 | |   const_fn_floating_point_arithmetic,
[INFO] [stdout] 6 | |   generic_const_exprs
[INFO] [stdout] 7 | | )]
[INFO] [stdout]   | |__^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `const_fn_floating_point_arithmetic` has been stable since `1.82.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_fn_floating_point_arithmetic` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 5 |   const_fn_floating_point_arithmetic,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `staticsort` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "7e8617fae3a5bce2d11e95c62858517c40295f54e9e04e75e073b801821852b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e8617fae3a5bce2d11e95c62858517c40295f54e9e04e75e073b801821852b7", kill_on_drop: false }`
[INFO] [stdout] 7e8617fae3a5bce2d11e95c62858517c40295f54e9e04e75e073b801821852b7
