[INFO] fetching crate snitch-detective 0.0.26...
[INFO] testing snitch-detective-0.0.26 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate snitch-detective 0.0.26 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate snitch-detective 0.0.26
[INFO] finished tweaking crates.io crate snitch-detective 0.0.26
[INFO] tweaked toml for crates.io crate snitch-detective 0.0.26 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snitch-detective 0.0.26 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 crates.io crate snitch-detective 0.0.26 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 44822a31f1f55741612526bb4d99b84cdae416a3541f8b43027d124d4ebcb700
[INFO] running `Command { std: "docker" "start" "-a" "44822a31f1f55741612526bb4d99b84cdae416a3541f8b43027d124d4ebcb700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44822a31f1f55741612526bb4d99b84cdae416a3541f8b43027d124d4ebcb700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44822a31f1f55741612526bb4d99b84cdae416a3541f8b43027d124d4ebcb700", kill_on_drop: false }`
[INFO] [stdout] 44822a31f1f55741612526bb4d99b84cdae416a3541f8b43027d124d4ebcb700
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c208e859ef034349ed85f448857538b0ae90c64d48d6deb4b42e8665a77282a
[INFO] running `Command { std: "docker" "start" "-a" "1c208e859ef034349ed85f448857538b0ae90c64d48d6deb4b42e8665a77282a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]    Compiling protobuf v3.2.0
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.7
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling ajson v0.3.1
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling gjson v0.8.1
[INFO] [stderr]    Compiling aho-corasick v1.1.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]    Compiling protobuf-support v3.2.0
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling snitch-protos v0.0.97
[INFO] [stderr]    Compiling protobuf-json-mapping v3.2.0
[INFO] [stderr]    Compiling snitch-detective v0.0.26 (/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(test)]
[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 `snitch-detective` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1c208e859ef034349ed85f448857538b0ae90c64d48d6deb4b42e8665a77282a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c208e859ef034349ed85f448857538b0ae90c64d48d6deb4b42e8665a77282a", kill_on_drop: false }`
[INFO] [stdout] 1c208e859ef034349ed85f448857538b0ae90c64d48d6deb4b42e8665a77282a