[INFO] fetching crate boom 0.1.0...
[INFO] testing boom-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate boom 0.1.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate boom 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b17ae1d2f6d6178ec6b978679c731caa775f9e5133f7ded3eb0e1289317e7e56
[INFO] running `Command { std: "docker" "start" "-a" "b17ae1d2f6d6178ec6b978679c731caa775f9e5133f7ded3eb0e1289317e7e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b17ae1d2f6d6178ec6b978679c731caa775f9e5133f7ded3eb0e1289317e7e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17ae1d2f6d6178ec6b978679c731caa775f9e5133f7ded3eb0e1289317e7e56", kill_on_drop: false }`
[INFO] [stdout] b17ae1d2f6d6178ec6b978679c731caa775f9e5133f7ded3eb0e1289317e7e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 715c66f8c11764bfa317f7041747a1fb278b1d408ac0424e247e6fbb93a44c38
[INFO] running `Command { std: "docker" "start" "-a" "715c66f8c11764bfa317f7041747a1fb278b1d408ac0424e247e6fbb93a44c38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling atom v0.3.6
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling pollster v0.2.4
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling hibitset v0.6.3
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling gfx-hal v0.5.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling hecs v0.2.15
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling gfx-descriptor v0.1.0
[INFO] [stderr]    Compiling gfx-backend-empty v0.5.2
[INFO] [stderr]    Compiling gfx-memory v0.1.3
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]    Compiling peek-poke v0.2.0
[INFO] [stderr]    Compiling wgpu-types v0.5.1
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.5.11
[INFO] [stderr]    Compiling wgpu-core v0.5.6
[INFO] [stderr]    Compiling wgpu-native v0.5.1
[INFO] [stderr]    Compiling wgpu v0.5.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling winit v0.22.2
[INFO] [stderr]    Compiling 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.99s
[INFO] running `Command { std: "docker" "inspect" "715c66f8c11764bfa317f7041747a1fb278b1d408ac0424e247e6fbb93a44c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715c66f8c11764bfa317f7041747a1fb278b1d408ac0424e247e6fbb93a44c38", kill_on_drop: false }`
[INFO] [stdout] 715c66f8c11764bfa317f7041747a1fb278b1d408ac0424e247e6fbb93a44c38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71074cdab8c43b866f3aab2eb9cff33b160b18948f2156d071f458a7a5b10a4b
[INFO] running `Command { std: "docker" "start" "-a" "71074cdab8c43b866f3aab2eb9cff33b160b18948f2156d071f458a7a5b10a4b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]    Compiling 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "71074cdab8c43b866f3aab2eb9cff33b160b18948f2156d071f458a7a5b10a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71074cdab8c43b866f3aab2eb9cff33b160b18948f2156d071f458a7a5b10a4b", kill_on_drop: false }`
[INFO] [stdout] 71074cdab8c43b866f3aab2eb9cff33b160b18948f2156d071f458a7a5b10a4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec39546f13f2273468c6c0e80ec073b22a2ebdbbf92d3db54ea7b66582555d84
[INFO] running `Command { std: "docker" "start" "-a" "ec39546f13f2273468c6c0e80ec073b22a2ebdbbf92d3db54ea7b66582555d84", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `device`
[INFO] [stderr]   --> src/lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     device: wgpu::Device,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `queue`
[INFO] [stderr]   --> src/lib.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     queue: wgpu::Queue,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `swap_chain`
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     swap_chain: wgpu::SwapChain,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `render_pipeline`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     render_pipeline: wgpu::RenderPipeline,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `boom` (lib) generated 4 warnings
[INFO] [stderr] warning: `boom` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/boom-9379d81ad3f84b17)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests boom
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec39546f13f2273468c6c0e80ec073b22a2ebdbbf92d3db54ea7b66582555d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec39546f13f2273468c6c0e80ec073b22a2ebdbbf92d3db54ea7b66582555d84", kill_on_drop: false }`
[INFO] [stdout] ec39546f13f2273468c6c0e80ec073b22a2ebdbbf92d3db54ea7b66582555d84