[INFO] updating cached repository https://github.com/kunalmohan/wgpu-prac
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/kunalmohan/wgpu-prac
[INFO] [stderr]    ff37d90..ebee520  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ebee520eb13e0b0449bbdfcc74904ee6b309db35
[INFO] checking kunalmohan/wgpu-prac against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunalmohan%2Fwgpu-prac" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kunalmohan/wgpu-prac on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kunalmohan/wgpu-prac
[INFO] finished tweaking git repo https://github.com/kunalmohan/wgpu-prac
[INFO] tweaked toml for git repo https://github.com/kunalmohan/wgpu-prac written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kunalmohan/wgpu-prac already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eaa1a7630379c312b40523abd5f05362311dd27b8dac8764be0688029dd43050
[INFO] running `"docker" "start" "-a" "eaa1a7630379c312b40523abd5f05362311dd27b8dac8764be0688029dd43050"`
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]     Checking cgmath v0.17.0
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking image v0.23.2
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking gfx-backend-vulkan v0.4.2
[INFO] [stderr]     Checking gfx-backend-empty v0.4.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking wgpu-native v0.4.3
[INFO] [stderr]     Checking winit v0.22.0
[INFO] [stderr]     Checking wgpu v0.4.0
[INFO] [stderr]     Checking wgpu-prac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `"docker" "inspect" "eaa1a7630379c312b40523abd5f05362311dd27b8dac8764be0688029dd43050"`
[INFO] running `"docker" "rm" "-f" "eaa1a7630379c312b40523abd5f05362311dd27b8dac8764be0688029dd43050"`
[INFO] [stdout] eaa1a7630379c312b40523abd5f05362311dd27b8dac8764be0688029dd43050