[INFO] cloning repository https://github.com/KeenS/wgpu-wgsl-learner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KeenS/wgpu-wgsl-learner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fwgpu-wgsl-learner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fwgpu-wgsl-learner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c4a40787dd087446886773c0d1a6765e030261d
[INFO] checking KeenS/wgpu-wgsl-learner against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fwgpu-wgsl-learner" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KeenS/wgpu-wgsl-learner
[INFO] finished tweaking git repo https://github.com/KeenS/wgpu-wgsl-learner
[INFO] tweaked toml for git repo https://github.com/KeenS/wgpu-wgsl-learner written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KeenS/wgpu-wgsl-learner on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/KeenS/wgpu-wgsl-learner 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/gfx-rs/naga`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/gfx-rs/wgpu.git`
[INFO] [stderr]     Updating git repository `https://github.com/gfx-rs/metal-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking KeenS/wgpu-wgsl-learner against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fwgpu-wgsl-learner" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KeenS/wgpu-wgsl-learner
[INFO] finished tweaking git repo https://github.com/KeenS/wgpu-wgsl-learner
[INFO] tweaked toml for git repo https://github.com/KeenS/wgpu-wgsl-learner written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KeenS/wgpu-wgsl-learner on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/KeenS/wgpu-wgsl-learner 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.79
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.79
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.79
[INFO] [stderr]   Downloaded pollster v0.2.5
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.29
[INFO] [stderr]   Downloaded bytemuck v1.7.3
[INFO] [stderr]   Downloaded anyhow v1.0.53
[INFO] [stderr]   Downloaded cgmath v0.18.0
[INFO] [stderr]   Downloaded mio v0.8.0
[INFO] [stderr]   Downloaded darling_core v0.13.1
[INFO] [stderr]   Downloaded wayland-protocols v0.29.4
[INFO] [stderr]   Downloaded wayland-client v0.29.4
[INFO] [stderr]   Downloaded nom v7.1.0
[INFO] [stderr]   Downloaded crc32fast v1.3.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.3
[INFO] [stderr]   Downloaded serde v1.0.135
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded wayland-commons v0.29.4
[INFO] [stderr]   Downloaded wayland-scanner v0.29.4
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded ash v0.35.1+1.2.203
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded gif v0.11.3
[INFO] [stderr]   Downloaded darling_macro v0.13.1
[INFO] [stderr]   Downloaded darling v0.13.1
[INFO] [stderr]   Downloaded libc v0.2.113
[INFO] [stderr]   Downloaded wayland-sys v0.29.4
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.79
[INFO] [stderr]   Downloaded tobj v3.2.0
[INFO] [stderr]   Downloaded getrandom v0.2.4
[INFO] [stderr]   Downloaded web-sys v0.3.56
[INFO] [stderr]   Downloaded ndk-glue v0.5.0
[INFO] [stderr]   Downloaded wayland-cursor v0.29.4
[INFO] [stderr]   Downloaded js-sys v0.3.56
[INFO] [stderr]   Downloaded profiling v1.0.5
[INFO] [stderr]   Downloaded nix v0.22.0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 053fb1fb7bfc5b26deca012625767b2e3fb1cf7809965c9c6bff91cafd5ddc4e
[INFO] running `Command { std: "docker" "start" "-a" "053fb1fb7bfc5b26deca012625767b2e3fb1cf7809965c9c6bff91cafd5ddc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "053fb1fb7bfc5b26deca012625767b2e3fb1cf7809965c9c6bff91cafd5ddc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053fb1fb7bfc5b26deca012625767b2e3fb1cf7809965c9c6bff91cafd5ddc4e", kill_on_drop: false }`
[INFO] [stdout] 053fb1fb7bfc5b26deca012625767b2e3fb1cf7809965c9c6bff91cafd5ddc4e
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0004efec1b98c4b10f289c9f8a5f87de033a6307fc3f46f47ec4ffaf9056625a
[INFO] running `Command { std: "docker" "start" "-a" "0004efec1b98c4b10f289c9f8a5f87de033a6307fc3f46f47ec4ffaf9056625a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling ash v0.35.1+1.2.203
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking pp-rs v0.2.1
[INFO] [stderr]     Checking raw-window-handle v0.4.2
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling wgpu-core v0.12.0 (https://github.com/gfx-rs/wgpu.git?rev=766c6cd#766c6cda)
[INFO] [stderr]     Checking gpu-alloc v0.5.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking wgpu-types v0.12.0 (https://github.com/gfx-rs/wgpu.git?rev=766c6cd#766c6cda)
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.3
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]     Checking profiling v1.0.5
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking nix v0.22.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.7.6/src/lib.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0004efec1b98c4b10f289c9f8a5f87de033a6307fc3f46f47ec4ffaf9056625a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0004efec1b98c4b10f289c9f8a5f87de033a6307fc3f46f47ec4ffaf9056625a", kill_on_drop: false }`
[INFO] [stdout] 0004efec1b98c4b10f289c9f8a5f87de033a6307fc3f46f47ec4ffaf9056625a