[INFO] fetching crate nonzero-const-param 0.0.1-alpha.1...
[INFO] testing nonzero-const-param-0.0.1-alpha.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate nonzero-const-param 0.0.1-alpha.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate nonzero-const-param 0.0.1-alpha.1
[INFO] finished tweaking crates.io crate nonzero-const-param 0.0.1-alpha.1
[INFO] tweaked toml for crates.io crate nonzero-const-param 0.0.1-alpha.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nonzero-const-param 0.0.1-alpha.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding zerocopy v0.7.35 (available: v0.8.27)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 943266e86c9aa76a03ec72eb663f64912c9ad8ace34d6af2b9a68043af349f90
[INFO] running `Command { std: "docker" "start" "-a" "943266e86c9aa76a03ec72eb663f64912c9ad8ace34d6af2b9a68043af349f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "943266e86c9aa76a03ec72eb663f64912c9ad8ace34d6af2b9a68043af349f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943266e86c9aa76a03ec72eb663f64912c9ad8ace34d6af2b9a68043af349f90", kill_on_drop: false }`
[INFO] [stdout] 943266e86c9aa76a03ec72eb663f64912c9ad8ace34d6af2b9a68043af349f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b893bd88f12fb0a37aa9cb4e743bb7f07be686ded7bce06ff379c872e661866
[INFO] running `Command { std: "docker" "start" "-a" "6b893bd88f12fb0a37aa9cb4e743bb7f07be686ded7bce06ff379c872e661866", kill_on_drop: false }`
[INFO] [stderr]    Compiling nonzero-const-param v0.0.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(adt_const_params, rustc_attrs)]
[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 `nonzero-const-param` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "6b893bd88f12fb0a37aa9cb4e743bb7f07be686ded7bce06ff379c872e661866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b893bd88f12fb0a37aa9cb4e743bb7f07be686ded7bce06ff379c872e661866", kill_on_drop: false }`
[INFO] [stdout] 6b893bd88f12fb0a37aa9cb4e743bb7f07be686ded7bce06ff379c872e661866
