[INFO] fetching crate kind-query 0.1.3...
[INFO] testing kind-query-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kind-query 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate kind-query 0.1.3
[INFO] finished tweaking crates.io crate kind-query 0.1.3
[INFO] tweaked toml for crates.io crate kind-query 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kind-query 0.1.3 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 89 packages to latest compatible versions
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 630ede8e2f089b6a192ed6145f3cb23d32f285b49ec7ea3cfba1e4239039332a
[INFO] running `Command { std: "docker" "start" "-a" "630ede8e2f089b6a192ed6145f3cb23d32f285b49ec7ea3cfba1e4239039332a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "630ede8e2f089b6a192ed6145f3cb23d32f285b49ec7ea3cfba1e4239039332a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "630ede8e2f089b6a192ed6145f3cb23d32f285b49ec7ea3cfba1e4239039332a", kill_on_drop: false }`
[INFO] [stdout] 630ede8e2f089b6a192ed6145f3cb23d32f285b49ec7ea3cfba1e4239039332a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cabb3f0e86da94cfd5afe75de0aa85ba2b4005ff8a83117bfc4b8b86b0434435
[INFO] running `Command { std: "docker" "start" "-a" "cabb3f0e86da94cfd5afe75de0aa85ba2b4005ff8a83117bfc4b8b86b0434435", kill_on_drop: false }`
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling highlight_error v0.1.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling kind-span v0.1.3
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling HOPA v0.1.2
[INFO] [stderr]    Compiling termsize v0.1.9
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling refl v0.2.1
[INFO] [stderr]    Compiling kind-report v0.1.3
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling sysinfo v0.29.11
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling hvm v1.0.11
[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-1949cf8c6b5b557f/hvm-1.0.11/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(atomic_from_mut)]
[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 `hvm` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "cabb3f0e86da94cfd5afe75de0aa85ba2b4005ff8a83117bfc4b8b86b0434435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cabb3f0e86da94cfd5afe75de0aa85ba2b4005ff8a83117bfc4b8b86b0434435", kill_on_drop: false }`
[INFO] [stdout] cabb3f0e86da94cfd5afe75de0aa85ba2b4005ff8a83117bfc4b8b86b0434435