[INFO] fetching crate forky_play 0.2.0-rc.1...
[INFO] testing forky_play-0.2.0-rc.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate forky_play 0.2.0-rc.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate forky_play 0.2.0-rc.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate forky_play 0.2.0-rc.1
[INFO] tweaked toml for crates.io crate forky_play 0.2.0-rc.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate forky_play 0.2.0-rc.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] crate crates.io crate forky_play 0.2.0-rc.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6710b471a5a213e86c12ab0cca495144cbcf14f44cb268915ee92a59c2f84c8c
[INFO] running `Command { std: "docker" "start" "-a" "6710b471a5a213e86c12ab0cca495144cbcf14f44cb268915ee92a59c2f84c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6710b471a5a213e86c12ab0cca495144cbcf14f44cb268915ee92a59c2f84c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6710b471a5a213e86c12ab0cca495144cbcf14f44cb268915ee92a59c2f84c8c", kill_on_drop: false }`
[INFO] [stdout] 6710b471a5a213e86c12ab0cca495144cbcf14f44cb268915ee92a59c2f84c8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c64f161dfaf57cb3365e750b872a751493b246b076c73829fc8dcc41d51708d9
[INFO] running `Command { std: "docker" "start" "-a" "c64f161dfaf57cb3365e750b872a751493b246b076c73829fc8dcc41d51708d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling winnow v0.6.5
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling bytemuck v1.14.3
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling smol_str v0.2.1
[INFO] [stderr]    Compiling async-task v4.7.0
[INFO] [stderr]    Compiling bevy_ptr v0.14.1
[INFO] [stderr]    Compiling fixedbitset v0.5.6
[INFO] [stderr]    Compiling futures-lite v2.2.0
[INFO] [stderr]    Compiling nonmax v0.5.5
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling uuid v1.7.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling indexmap v2.2.5
[INFO] [stderr]    Compiling concurrent-queue v2.4.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling async-executor v1.11.0
[INFO] [stderr]    Compiling accesskit v0.14.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling raw-window-handle v0.6.0
[INFO] [stderr]    Compiling const-fnv1a-hash v1.1.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling toml_edit v0.22.7
[INFO] [stderr]    Compiling bevy_tasks v0.14.1
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling bevy_macro_utils v0.14.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling bevy_utils_proc_macros v0.14.1
[INFO] [stderr]    Compiling bevy_reflect_derive v0.14.1
[INFO] [stderr]    Compiling bevy_ecs_macros v0.14.1
[INFO] [stderr]    Compiling bevy_derive v0.14.1
[INFO] [stderr]    Compiling extend v1.2.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling forky_core v0.2.0-rc.1
[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/forky_core-0.2.0-rc.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `async_closure` has been stable since `1.85.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `forky_core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c64f161dfaf57cb3365e750b872a751493b246b076c73829fc8dcc41d51708d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64f161dfaf57cb3365e750b872a751493b246b076c73829fc8dcc41d51708d9", kill_on_drop: false }`
[INFO] [stdout] c64f161dfaf57cb3365e750b872a751493b246b076c73829fc8dcc41d51708d9
