[INFO] fetching crate wgpu_async_staging 0.1.0...
[INFO] testing wgpu_async_staging-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate wgpu_async_staging 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate wgpu_async_staging 0.1.0
[INFO] finished tweaking crates.io crate wgpu_async_staging 0.1.0
[INFO] tweaked toml for crates.io crate wgpu_async_staging 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wgpu_async_staging 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 109 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (available: v2.5.0)
[INFO] [stderr]       Adding wasm-bindgen-futures v0.4.45 (available: v0.4.54)
[INFO] [stderr]       Adding web-sys v0.3.57 (available: v0.3.81)
[INFO] [stderr]       Adding wgpu v0.11.1 (available: v26.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded objc_exception v0.1.2
[INFO] [stderr]   Downloaded copyless v0.1.5
[INFO] [stderr]   Downloaded inplace_it v0.3.6
[INFO] [stderr]   Downloaded gpu-alloc-types v0.2.0
[INFO] [stderr]   Downloaded wgpu-hal v0.11.5
[INFO] [stderr]   Downloaded gpu-alloc v0.5.4
[INFO] [stderr]   Downloaded d3d12 v0.4.1
[INFO] [stderr]   Downloaded metal v0.23.1
[INFO] [stderr]   Downloaded wgpu-core v0.11.3
[INFO] [stderr]   Downloaded wgpu v0.11.1
[INFO] [stderr]   Downloaded gpu-descriptor-types v0.1.2
[INFO] [stderr]   Downloaded naga v0.7.3
[INFO] [stderr]   Downloaded web-sys v0.3.57
[INFO] [stderr]   Downloaded gpu-descriptor v0.2.4
[INFO] [stderr]   Downloaded spirv v0.2.0+1.5.4
[INFO] [stderr]   Downloaded renderdoc-sys v0.7.1
[INFO] [stderr]   Downloaded wgpu-types v0.11.0
[INFO] [stderr]   Downloaded ash v0.33.3+1.2.191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6418fda81fa5eaeed9e6e4c5fe5be6e1e66db0456e34eb177105f5ee832633e0
[INFO] running `Command { std: "docker" "start" "-a" "6418fda81fa5eaeed9e6e4c5fe5be6e1e66db0456e34eb177105f5ee832633e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6418fda81fa5eaeed9e6e4c5fe5be6e1e66db0456e34eb177105f5ee832633e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6418fda81fa5eaeed9e6e4c5fe5be6e1e66db0456e34eb177105f5ee832633e0", kill_on_drop: false }`
[INFO] [stdout] 6418fda81fa5eaeed9e6e4c5fe5be6e1e66db0456e34eb177105f5ee832633e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cede4bfc9558526303e11f38096e3eac4dd0302cc464f97133863c0ae0ed449e
[INFO] running `Command { std: "docker" "start" "-a" "cede4bfc9558526303e11f38096e3eac4dd0302cc464f97133863c0ae0ed449e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling wgpu-core v0.11.3
[INFO] [stderr]    Compiling gpu-alloc v0.5.4
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling gpu-descriptor v0.2.4
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling ash v0.33.3+1.2.191
[INFO] [stderr]    Compiling raw-window-handle v0.3.4
[INFO] [stderr]    Compiling wgpu-types v0.11.0
[INFO] [stderr]    Compiling renderdoc-sys v0.7.1
[INFO] [stderr]    Compiling glow v0.11.2
[INFO] [stderr]    Compiling profiling v1.0.17
[INFO] [stderr]    Compiling inplace_it v0.3.6
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling naga v0.7.3
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling wgpu-hal v0.11.5
[INFO] [stderr]    Compiling wgpu v0.11.1
[INFO] [stderr]    Compiling wgpu_async_staging v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> 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] warning: the feature `async_closure` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wgpu_async_staging` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cede4bfc9558526303e11f38096e3eac4dd0302cc464f97133863c0ae0ed449e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cede4bfc9558526303e11f38096e3eac4dd0302cc464f97133863c0ae0ed449e", kill_on_drop: false }`
[INFO] [stdout] cede4bfc9558526303e11f38096e3eac4dd0302cc464f97133863c0ae0ed449e