[INFO] fetching crate romy-window 0.2.7...
[INFO] checking romy-window-0.2.7 against beta for pr-78714
[INFO] extracting crate romy-window 0.2.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate romy-window 0.2.7 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate romy-window 0.2.7
[INFO] finished tweaking crates.io crate romy-window 0.2.7
[INFO] tweaked toml for crates.io crate romy-window 0.2.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6b9025310bcfab91b8cc65c0f11e47dea9c8cbe8c9d24648a5b15dfeafac7c4
[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" "d6b9025310bcfab91b8cc65c0f11e47dea9c8cbe8c9d24648a5b15dfeafac7c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6b9025310bcfab91b8cc65c0f11e47dea9c8cbe8c9d24648a5b15dfeafac7c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b9025310bcfab91b8cc65c0f11e47dea9c8cbe8c9d24648a5b15dfeafac7c4", kill_on_drop: false }`
[INFO] [stdout] d6b9025310bcfab91b8cc65c0f11e47dea9c8cbe8c9d24648a5b15dfeafac7c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad970ae7a9c7a728297d5f707da9726bff2681ffa6bc37a10d24af8dab9d16cc
[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" "ad970ae7a9c7a728297d5f707da9726bff2681ffa6bc37a10d24af8dab9d16cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking ash v0.29.0
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking romy-core v0.2.0
[INFO] [stderr]     Checking cpal v0.11.0
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking gfx-backend-empty v0.4.0
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.20.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.4.3
[INFO] [stderr]     Checking wgpu-native v0.4.3
[INFO] [stderr]     Checking wgpu v0.4.0
[INFO] [stderr]     Checking romy-window v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `winit::dpi::LogicalSize`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use winit::dpi::LogicalSize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `winit::dpi::LogicalSize`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use winit::dpi::LogicalSize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:424:17
[INFO] [stdout]     |
[INFO] [stdout] 424 |             let mut format = device.default_output_format().unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:424:17
[INFO] [stdout]     |
[INFO] [stdout] 424 |             let mut format = device.default_output_format().unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.57s
[INFO] running `Command { std: "docker" "inspect" "ad970ae7a9c7a728297d5f707da9726bff2681ffa6bc37a10d24af8dab9d16cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad970ae7a9c7a728297d5f707da9726bff2681ffa6bc37a10d24af8dab9d16cc", kill_on_drop: false }`
[INFO] [stdout] ad970ae7a9c7a728297d5f707da9726bff2681ffa6bc37a10d24af8dab9d16cc