[INFO] fetching crate pawkit-net-websocket 0.1.2...
[INFO] testing pawkit-net-websocket-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate pawkit-net-websocket 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pawkit-net-websocket 0.1.2
[INFO] finished tweaking crates.io crate pawkit-net-websocket 0.1.2
[INFO] tweaked toml for crates.io crate pawkit-net-websocket 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pawkit-net-websocket 0.1.2 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] crate crates.io crate pawkit-net-websocket 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5f607fd33c68e3ff61affe9acc7ea9e92b36755c674288bbd413d4316e23aa1e
[INFO] running `Command { std: "docker" "start" "-a" "5f607fd33c68e3ff61affe9acc7ea9e92b36755c674288bbd413d4316e23aa1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f607fd33c68e3ff61affe9acc7ea9e92b36755c674288bbd413d4316e23aa1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f607fd33c68e3ff61affe9acc7ea9e92b36755c674288bbd413d4316e23aa1e", kill_on_drop: false }`
[INFO] [stdout] 5f607fd33c68e3ff61affe9acc7ea9e92b36755c674288bbd413d4316e23aa1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] afe221fde1a72c97eb8bcdd32de8c8a02768efaa8ab4614ea082f10e5b81086c
[INFO] running `Command { std: "docker" "start" "-a" "afe221fde1a72c97eb8bcdd32de8c8a02768efaa8ab4614ea082f10e5b81086c", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling pawkit-logger v0.1.2
[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/pawkit-logger-0.1.2/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro)]
[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 `pawkit-logger` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "afe221fde1a72c97eb8bcdd32de8c8a02768efaa8ab4614ea082f10e5b81086c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe221fde1a72c97eb8bcdd32de8c8a02768efaa8ab4614ea082f10e5b81086c", kill_on_drop: false }`
[INFO] [stdout] afe221fde1a72c97eb8bcdd32de8c8a02768efaa8ab4614ea082f10e5b81086c