[INFO] fetching crate wind-core 0.1.1...
[INFO] testing wind-core-0.1.1 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate wind-core 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate wind-core 0.1.1
[INFO] finished tweaking crates.io crate wind-core 0.1.1
[INFO] tweaked toml for crates.io crate wind-core 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wind-core 0.1.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wind-core 0.1.1 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-attributes v0.1.30
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded pin-project-lite v0.2.16
[INFO] [stderr]   Downloaded tracing-core v0.1.34
[INFO] [stderr]   Downloaded indenter v0.3.4
[INFO] [stderr]   Downloaded futures-task v0.3.31
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.100
[INFO] [stderr]   Downloaded windows-targets v0.53.3
[INFO] [stderr]   Downloaded thiserror v2.0.16
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.100
[INFO] [stderr]   Downloaded slab v0.4.11
[INFO] [stderr]   Downloaded tokio-macros v2.5.0
[INFO] [stderr]   Downloaded futures-sink v0.3.31
[INFO] [stderr]   Downloaded windows-link v0.1.3
[INFO] [stderr]   Downloaded cfg-if v1.0.3
[INFO] [stderr]   Downloaded futures-io v0.3.31
[INFO] [stderr]   Downloaded itoa v1.0.15
[INFO] [stderr]   Downloaded futures-macro v0.3.31
[INFO] [stderr]   Downloaded tracing v0.1.41
[INFO] [stderr]   Downloaded addr2line v0.24.2
[INFO] [stderr]   Downloaded ryu v1.0.20
[INFO] [stderr]   Downloaded wit-bindgen v0.45.0
[INFO] [stderr]   Downloaded zeroize v1.8.1
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.0
[INFO] [stderr]   Downloaded futures-core v0.3.31
[INFO] [stderr]   Downloaded futures-channel v0.3.31
[INFO] [stderr]   Downloaded rand_core v0.9.3
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.100
[INFO] [stderr]   Downloaded pin-project-internal v1.1.10
[INFO] [stderr]   Downloaded rustc-demangle v0.1.26
[INFO] [stderr]   Downloaded thiserror-impl v2.0.16
[INFO] [stderr]   Downloaded futures-executor v0.3.31
[INFO] [stderr]   Downloaded eyre v0.6.12
[INFO] [stderr]   Downloaded const-str v0.7.0
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded socket2 v0.6.0
[INFO] [stderr]   Downloaded bitflags v2.9.4
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.100
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]   Downloaded bumpalo v3.19.0
[INFO] [stderr]   Downloaded rustls-pki-types v1.12.0
[INFO] [stderr]   Downloaded getrandom v0.2.16
[INFO] [stderr]   Downloaded cc v1.2.35
[INFO] [stderr]   Downloaded pin-project v1.1.10
[INFO] [stderr]   Downloaded futures v0.3.31
[INFO] [stderr]   Downloaded proc-macro2 v1.0.101
[INFO] [stderr]   Downloaded log v0.4.28
[INFO] [stderr]   Downloaded backtrace v0.3.75
[INFO] [stderr]   Downloaded js-sys v0.3.77
[INFO] [stderr]   Downloaded bytes v1.10.1
[INFO] [stderr]   Downloaded memchr v2.7.5
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.26
[INFO] [stderr]   Downloaded mio v1.0.4
[INFO] [stderr]   Downloaded io-uring v0.7.10
[INFO] [stderr]   Downloaded serde_json v1.0.143
[INFO] [stderr]   Downloaded wasi v0.14.3+wasi-0.2.4
[INFO] [stderr]   Downloaded tokio-util v0.7.16
[INFO] [stderr]   Downloaded futures-util v0.3.31
[INFO] [stderr]   Downloaded zerocopy v0.8.26
[INFO] [stderr]   Downloaded syn v2.0.106
[INFO] [stderr]   Downloaded quinn-proto v0.11.13
[INFO] [stderr]   Downloaded gimli v0.31.1
[INFO] [stderr]   Downloaded object v0.36.7
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.53.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.53.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.53.0
[INFO] [stderr]   Downloaded tokio v1.47.1
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.53.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.53.0
[INFO] [stderr]   Downloaded windows_i686_gnullvm v0.53.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.53.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.53.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93
[INFO] running `Command { std: "docker" "start" "a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling quinn-udp v0.5.14
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling quinn v0.11.9
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling lru-slab v0.1.2
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling const-str v0.7.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling quinn-proto v0.11.13
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling wind-core v0.1.1 (/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(impl_trait_in_fn_trait_return)]
[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 `wind-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93", kill_on_drop: false }`
[INFO] [stdout] a74c7759ec5bfbbb6ccf9de5ec687322348e852689f314ff7219442a49890c93
