[INFO] fetching crate boom 0.1.0...
[INFO] checking boom-0.1.0 against beta for pr-78714
[INFO] extracting crate boom 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate boom 0.1.0 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 boom 0.1.0
[INFO] finished tweaking crates.io crate boom 0.1.0
[INFO] tweaked toml for crates.io crate boom 0.1.0 written to /workspace/builds/worker-13/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] bc29c1ca8a46d351dea14a42d15a1b662544c2fcedfcc6d7a55f021eaa67dc60
[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" "bc29c1ca8a46d351dea14a42d15a1b662544c2fcedfcc6d7a55f021eaa67dc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc29c1ca8a46d351dea14a42d15a1b662544c2fcedfcc6d7a55f021eaa67dc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc29c1ca8a46d351dea14a42d15a1b662544c2fcedfcc6d7a55f021eaa67dc60", kill_on_drop: false }`
[INFO] [stdout] bc29c1ca8a46d351dea14a42d15a1b662544c2fcedfcc6d7a55f021eaa67dc60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d9b776c6ded4fe21b8ea820b071557e55492e97fba6eaca0465e084dd884c263
[INFO] running `Command { std: "docker" "start" "-a" "d9b776c6ded4fe21b8ea820b071557e55492e97fba6eaca0465e084dd884c263", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking ahash v0.4.6
[INFO] [stderr]     Checking pollster v0.2.0
[INFO] [stderr]     Checking libloading v0.6.5
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking gfx-hal v0.5.3
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking hecs v0.2.15
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking gfx-backend-empty v0.5.2
[INFO] [stderr]     Checking gfx-descriptor v0.1.0
[INFO] [stderr]     Checking gfx-memory v0.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]     Checking peek-poke v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.5.1
[INFO] [stderr]     Checking gfx-backend-vulkan v0.5.11
[INFO] [stderr]     Checking wgpu-core v0.5.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking wgpu-native v0.5.1
[INFO] [stderr]     Checking wgpu v0.5.2
[INFO] [stderr]     Checking boom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `device`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     device: wgpu::Device,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `queue`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     queue: wgpu::Queue,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `swap_chain`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     swap_chain: wgpu::SwapChain,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `render_pipeline`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     render_pipeline: wgpu::RenderPipeline,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `device`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     device: wgpu::Device,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `queue`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     queue: wgpu::Queue,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `swap_chain`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     swap_chain: wgpu::SwapChain,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `render_pipeline`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     render_pipeline: wgpu::RenderPipeline,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "d9b776c6ded4fe21b8ea820b071557e55492e97fba6eaca0465e084dd884c263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b776c6ded4fe21b8ea820b071557e55492e97fba6eaca0465e084dd884c263", kill_on_drop: false }`
[INFO] [stdout] d9b776c6ded4fe21b8ea820b071557e55492e97fba6eaca0465e084dd884c263