[INFO] fetching crate wgpu-util 0.0.0-alpha.2...
[INFO] checking wgpu-util-0.0.0-alpha.2 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate wgpu-util 0.0.0-alpha.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate wgpu-util 0.0.0-alpha.2 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wgpu-util 0.0.0-alpha.2
[INFO] finished tweaking crates.io crate wgpu-util 0.0.0-alpha.2
[INFO] tweaked toml for crates.io crate wgpu-util 0.0.0-alpha.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wgpu-types v0.8.0
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.8.0
[INFO] [stderr]   Downloaded glow v0.9.0
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.8.0
[INFO] [stderr]   Downloaded gfx-auxil v0.9.0
[INFO] [stderr]   Downloaded d3d12 v0.4.0
[INFO] [stderr]   Downloaded gfx-hal v0.8.0
[INFO] [stderr]   Downloaded gpu-alloc v0.4.5
[INFO] [stderr]   Downloaded replace_with v0.1.7
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.8.0
[INFO] [stderr]   Downloaded thunderdome v0.4.1
[INFO] [stderr]   Downloaded gfx-backend-empty v0.8.0
[INFO] [stderr]   Downloaded naga v0.4.0
[INFO] [stderr]   Downloaded wgpu v0.8.1
[INFO] [stderr]   Downloaded khronos-egl v4.1.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.8.1
[INFO] [stderr]   Downloaded gfx-backend-gl v0.8.1
[INFO] [stderr]   Downloaded ash v0.32.1
[INFO] [stderr]   Downloaded wgpu-core v0.8.1
[INFO] [stderr]   Downloaded metal v0.22.0
[INFO] [stderr]   Downloaded profiling v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2a958eb19dd3488eab1b45d92852f7a68ace7db6ffddbad4d2175375de4eabc
[INFO] running `Command { std: "docker" "start" "-a" "f2a958eb19dd3488eab1b45d92852f7a68ace7db6ffddbad4d2175375de4eabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a958eb19dd3488eab1b45d92852f7a68ace7db6ffddbad4d2175375de4eabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a958eb19dd3488eab1b45d92852f7a68ace7db6ffddbad4d2175375de4eabc", kill_on_drop: false }`
[INFO] [stdout] f2a958eb19dd3488eab1b45d92852f7a68ace7db6ffddbad4d2175375de4eabc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5b231f7630ff9a6c8a4aa68497c3973039e72ca916f5b249fd34cb7e5e45e4e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d5b231f7630ff9a6c8a4aa68497c3973039e72ca916f5b249fd34cb7e5e45e4e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking glow v0.9.0
[INFO] [stderr]     Checking profiling v1.0.1
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling wgpu-core v0.8.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking ash v0.32.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.8.0
[INFO] [stderr]     Checking gpu-alloc v0.4.5
[INFO] [stderr]     Checking gpu-descriptor v0.1.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking naga v0.4.0
[INFO] [stderr]     Checking gfx-hal v0.8.0
[INFO] [stderr]     Checking gfx-backend-empty v0.8.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.8.0
[INFO] [stderr]     Checking gfx-backend-gl v0.8.1
[INFO] [stderr]     Checking wgpu v0.8.1
[INFO] [stderr]     Checking wgpu-util v0.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "d5b231f7630ff9a6c8a4aa68497c3973039e72ca916f5b249fd34cb7e5e45e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b231f7630ff9a6c8a4aa68497c3973039e72ca916f5b249fd34cb7e5e45e4e", kill_on_drop: false }`
[INFO] [stdout] d5b231f7630ff9a6c8a4aa68497c3973039e72ca916f5b249fd34cb7e5e45e4e