[INFO] fetching crate wgpu-core 0.6.3...
[INFO] checking wgpu-core-0.6.3 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate wgpu-core 0.6.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wgpu-core 0.6.3 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wgpu-core 0.6.3
[INFO] finished tweaking crates.io crate wgpu-core 0.6.3
[INFO] tweaked toml for crates.io crate wgpu-core 0.6.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.6.3
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.6.4
[INFO] [stderr]   Downloaded ron v0.6.2
[INFO] [stderr]   Downloaded gfx-backend-metal v0.6.3
[INFO] [stderr]   Downloaded generator v0.6.22
[INFO] [stderr]   Downloaded loom v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26ca99085620065e260f46c9a8969b66a09170d79e4ac2bcf23363c341633792
[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" "26ca99085620065e260f46c9a8969b66a09170d79e4ac2bcf23363c341633792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26ca99085620065e260f46c9a8969b66a09170d79e4ac2bcf23363c341633792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ca99085620065e260f46c9a8969b66a09170d79e4ac2bcf23363c341633792", kill_on_drop: false }`
[INFO] [stdout] 26ca99085620065e260f46c9a8969b66a09170d79e4ac2bcf23363c341633792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbf80ef1a31d20e97a4f5344485a8b7d98b63df6d0ee464d5aceadcdb3f444ae
[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" "fbf80ef1a31d20e97a4f5344485a8b7d98b63df6d0ee464d5aceadcdb3f444ae", kill_on_drop: false }`
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking pin-project-lite v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]    Compiling generator v0.6.22
[INFO] [stderr]     Checking loom v0.3.5
[INFO] [stderr]     Checking gfx-descriptor v0.2.0
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.6.3
[INFO] [stderr]     Checking gfx-memory v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking naga v0.2.0
[INFO] [stderr]     Checking wgpu-core v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.76s
[INFO] running `Command { std: "docker" "inspect" "fbf80ef1a31d20e97a4f5344485a8b7d98b63df6d0ee464d5aceadcdb3f444ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf80ef1a31d20e97a4f5344485a8b7d98b63df6d0ee464d5aceadcdb3f444ae", kill_on_drop: false }`
[INFO] [stdout] fbf80ef1a31d20e97a4f5344485a8b7d98b63df6d0ee464d5aceadcdb3f444ae