[INFO] fetching crate bbq10kbd 0.1.0...
[INFO] checking bbq10kbd-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate bbq10kbd 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate bbq10kbd 0.1.0
[INFO] finished tweaking crates.io crate bbq10kbd 0.1.0
[INFO] tweaked toml for crates.io crate bbq10kbd 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bbq10kbd 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5dd3645613b76183884837e334948c118ec4777e60f91fda4d41652c34085da
[INFO] running `Command { std: "docker" "start" "-a" "f5dd3645613b76183884837e334948c118ec4777e60f91fda4d41652c34085da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5dd3645613b76183884837e334948c118ec4777e60f91fda4d41652c34085da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5dd3645613b76183884837e334948c118ec4777e60f91fda4d41652c34085da", kill_on_drop: false }`
[INFO] [stdout] f5dd3645613b76183884837e334948c118ec4777e60f91fda4d41652c34085da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73ff0518849933c6019991093b58f06fd16f4a6c802e47794ae44f6412af97be
[INFO] running `Command { std: "docker" "start" "-a" "73ff0518849933c6019991093b58f06fd16f4a6c802e47794ae44f6412af97be", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking bbq10kbd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `num_lock`, `caps_lock`, and `fifo_count` are never read
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct KeyStatus {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 97 |     num_lock: NumLockState,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 98 |     caps_lock: CapsLockState,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 99 |     fifo_count: FifoCount,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `num_lock`, `caps_lock`, and `fifo_count` are never read
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct KeyStatus {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 97 |     num_lock: NumLockState,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 98 |     caps_lock: CapsLockState,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 99 |     fifo_count: FifoCount,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "73ff0518849933c6019991093b58f06fd16f4a6c802e47794ae44f6412af97be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ff0518849933c6019991093b58f06fd16f4a6c802e47794ae44f6412af97be", kill_on_drop: false }`
[INFO] [stdout] 73ff0518849933c6019991093b58f06fd16f4a6c802e47794ae44f6412af97be