[INFO] cloning repository https://github.com/0tt049/WebGPU
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0tt049/WebGPU" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0tt049%2FWebGPU", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0tt049%2FWebGPU'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35701f145548d0616e4d44a29ebc659514cb9bcf
[INFO] checking 0tt049/WebGPU against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0tt049%2FWebGPU" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0tt049/WebGPU
[INFO] finished tweaking git repo https://github.com/0tt049/WebGPU
[INFO] tweaked toml for git repo https://github.com/0tt049/WebGPU written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0tt049/WebGPU on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0tt049/WebGPU 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" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossfont v0.5.1
[INFO] [stderr]   Downloaded simd-adler32 v0.3.5
[INFO] [stderr]   Downloaded calloop v0.10.5
[INFO] [stderr]   Downloaded fdeflate v0.3.0
[INFO] [stderr]   Downloaded d3d12 v0.6.0
[INFO] [stderr]   Downloaded toml_datetime v0.6.1
[INFO] [stderr]   Downloaded cocoa-foundation v0.1.1
[INFO] [stderr]   Downloaded hassle-rs v0.9.0
[INFO] [stderr]   Downloaded bytemuck v1.13.1
[INFO] [stderr]   Downloaded profiling v1.0.8
[INFO] [stderr]   Downloaded wgpu-types v0.15.2
[INFO] [stderr]   Downloaded gpu-allocator v0.22.0
[INFO] [stderr]   Downloaded toml_edit v0.19.8
[INFO] [stderr]   Downloaded serde v1.0.160
[INFO] [stderr]   Downloaded png v0.17.8
[INFO] [stderr]   Downloaded glow v0.12.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.16.0
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded wgpu-core v0.15.1
[INFO] [stderr]   Downloaded wgpu v0.15.1
[INFO] [stderr]   Downloaded serde_derive v1.0.160
[INFO] [stderr]   Downloaded wgpu-hal v0.15.4
[INFO] [stderr]   Downloaded rustix v0.37.18
[INFO] [stderr]   Downloaded ash v0.37.2+1.3.238
[INFO] [stderr]   Downloaded naga v0.11.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.6
[INFO] [stderr]   Downloaded windows v0.44.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c98d0c4d21650b5a9ac5b7fb4bb79fa18eadc2e0e3927fa8f2e72b19786ef89
[INFO] running `Command { std: "docker" "start" "-a" "7c98d0c4d21650b5a9ac5b7fb4bb79fa18eadc2e0e3927fa8f2e72b19786ef89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c98d0c4d21650b5a9ac5b7fb4bb79fa18eadc2e0e3927fa8f2e72b19786ef89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c98d0c4d21650b5a9ac5b7fb4bb79fa18eadc2e0e3927fa8f2e72b19786ef89", kill_on_drop: false }`
[INFO] [stdout] 7c98d0c4d21650b5a9ac5b7fb4bb79fa18eadc2e0e3927fa8f2e72b19786ef89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e4feec14af96d4072a81ac209a3424f71206fb18cd79ad6ef129f992eda1dad
[INFO] running `Command { std: "docker" "start" "-a" "7e4feec14af96d4072a81ac209a3424f71206fb18cd79ad6ef129f992eda1dad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling ash v0.37.2+1.3.238
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling crossfont v0.5.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]     Checking tiny-skia-path v0.7.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking gpu-alloc v0.5.3
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wgpu-types v0.15.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking glow v0.12.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7e4feec14af96d4072a81ac209a3424f71206fb18cd79ad6ef129f992eda1dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e4feec14af96d4072a81ac209a3424f71206fb18cd79ad6ef129f992eda1dad", kill_on_drop: false }`
[INFO] [stdout] 7e4feec14af96d4072a81ac209a3424f71206fb18cd79ad6ef129f992eda1dad
