[INFO] cloning repository https://github.com/flyingmisaki/rust-wgpu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flyingmisaki/rust-wgpu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingmisaki%2Frust-wgpu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingmisaki%2Frust-wgpu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 842bda1f373fe908129b1acd6417cf0d3bc70577
[INFO] checking flyingmisaki/rust-wgpu against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingmisaki%2Frust-wgpu" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flyingmisaki/rust-wgpu on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flyingmisaki/rust-wgpu
[INFO] finished tweaking git repo https://github.com/flyingmisaki/rust-wgpu
[INFO] tweaked toml for git repo https://github.com/flyingmisaki/rust-wgpu written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/flyingmisaki/rust-wgpu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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 ahash v0.4.7
[INFO] [stderr]   Downloaded anyhow v1.0.40
[INFO] [stderr]   Downloaded wgpu v0.8.1
[INFO] [stderr]   Downloaded wgpu-core v0.8.1
[INFO] [stderr]   Downloaded thunderdome v0.4.1
[INFO] [stderr]   Downloaded d3d12 v0.4.0
[INFO] [stderr]   Downloaded cfg_aliases v0.1.1
[INFO] [stderr]   Downloaded wio v0.2.2
[INFO] [stderr]   Downloaded jobserver v0.1.22
[INFO] [stderr]   Downloaded cgmath v0.18.0
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded range-alloc v0.1.2
[INFO] [stderr]   Downloaded storage-map v0.3.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.8.2
[INFO] [stderr]   Downloaded khronos-egl v4.1.0
[INFO] [stderr]   Downloaded gpu-alloc v0.4.7
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.8.0
[INFO] [stderr]   Downloaded gfx-backend-empty v0.8.0
[INFO] [stderr]   Downloaded gfx-auxil v0.9.0
[INFO] [stderr]   Downloaded gpu-alloc-types v0.2.0
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.8.0
[INFO] [stderr]   Downloaded libc v0.2.95
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.24
[INFO] [stderr]   Downloaded wgpu-types v0.8.0
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.8.0
[INFO] [stderr]   Downloaded slotmap v0.4.0
[INFO] [stderr]   Downloaded gfx-backend-gl v0.8.1
[INFO] [stderr]   Downloaded gpu-descriptor v0.1.1
[INFO] [stderr]   Downloaded naga v0.4.2
[INFO] [stderr]   Downloaded spirv_cross v0.23.1
[INFO] [stderr]   Downloaded metal v0.22.0
[INFO] [stderr]   Downloaded ash v0.32.1
[INFO] [stderr]   Downloaded glow v0.9.0
[INFO] [stderr]   Downloaded gpu-descriptor-types v0.1.1
[INFO] [stderr]   Downloaded gfx-hal v0.8.0
[INFO] [stderr]   Downloaded objc_exception v0.1.2
[INFO] [stderr]   Downloaded spirv_headers v1.5.0
[INFO] [stderr]   Downloaded profiling v1.0.1
[INFO] [stderr]   Downloaded inplace_it v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6bc46796b30125863daf88ab511424c525723905f5fce584e1a59a17cae243
[INFO] running `Command { std: "docker" "start" "-a" "4e6bc46796b30125863daf88ab511424c525723905f5fce584e1a59a17cae243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6bc46796b30125863daf88ab511424c525723905f5fce584e1a59a17cae243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6bc46796b30125863daf88ab511424c525723905f5fce584e1a59a17cae243", kill_on_drop: false }`
[INFO] [stdout] 4e6bc46796b30125863daf88ab511424c525723905f5fce584e1a59a17cae243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de7319e17476875e60cb61cc5746a7fb13f0bf65623385b950f13778df432b7c
[INFO] running `Command { std: "docker" "start" "-a" "de7319e17476875e60cb61cc5746a7fb13f0bf65623385b950f13778df432b7c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "de7319e17476875e60cb61cc5746a7fb13f0bf65623385b950f13778df432b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de7319e17476875e60cb61cc5746a7fb13f0bf65623385b950f13778df432b7c", kill_on_drop: false }`
[INFO] [stdout] de7319e17476875e60cb61cc5746a7fb13f0bf65623385b950f13778df432b7c