[INFO] fetching crate razer_driver_rs 0.1.0...
[INFO] checking razer_driver_rs-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate razer_driver_rs 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate razer_driver_rs 0.1.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate razer_driver_rs 0.1.0
[INFO] finished tweaking crates.io crate razer_driver_rs 0.1.0
[INFO] tweaked toml for crates.io crate razer_driver_rs 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.3.3 (available: v0.5.0)
[INFO] [stderr]       Adding hidapi v1.5.0 (available: v2.6.3)
[INFO] [stderr]       Adding strum v0.23.0 (available: v0.26.3)
[INFO] [stderr]       Adding strum_macros v0.23.1 (available: v0.26.4)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 767736d010f9f56be6a36f3a82c2bcb45d47a4359e97cb1931c7edcf96579f8f
[INFO] running `Command { std: "docker" "start" "-a" "767736d010f9f56be6a36f3a82c2bcb45d47a4359e97cb1931c7edcf96579f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "767736d010f9f56be6a36f3a82c2bcb45d47a4359e97cb1931c7edcf96579f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767736d010f9f56be6a36f3a82c2bcb45d47a4359e97cb1931c7edcf96579f8f", kill_on_drop: false }`
[INFO] [stdout] 767736d010f9f56be6a36f3a82c2bcb45d47a4359e97cb1931c7edcf96579f8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2d58a203a9db3ccc75e79216d942852b23904680d4d8bbba68eee7c9a681310
[INFO] running `Command { std: "docker" "start" "-a" "d2d58a203a9db3ccc75e79216d942852b23904680d4d8bbba68eee7c9a681310", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling hidapi v1.5.0
[INFO] [stderr]    Compiling associated-derive v0.1.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]     Checking associated v0.2.0
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]     Checking razer_driver_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `ExtendedMatrixMouse` and `Misc` are never constructed
[INFO] [stdout]   --> src/razer_report.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub(crate) enum RazerCommandClass {
[INFO] [stdout]    |                 ----------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 52 |     ExtendedMatrixMouse = 0x0D,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 53 |     Misc = 0x07,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RazerCommandClass` has a derived impl for the trait `Clone`, 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: variants `LedState`, `LedBlinking`, `LedRgb`, `LedEffect`, `StandardMatrixEffect`, and `StandardMatrixCustomFrame` are never constructed
[INFO] [stdout]   --> src/razer_report.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub(crate) enum RazerCommand {
[INFO] [stdout]    |                 ------------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 82 |     LedState,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 83 |     #[assoc_const(RazerCommandParts(RazerCommandClass::StandardLED, 0x04, 4))]
[INFO] [stdout] 84 |     LedBlinking,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 85 |     #[assoc_const(RazerCommandParts(RazerCommandClass::StandardLED, 0x01, 5))]
[INFO] [stdout] 86 |     LedRgb,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 87 |     #[assoc_const(RazerCommandParts(RazerCommandClass::StandardLED, 0x02, 3))]
[INFO] [stdout] 88 |     LedEffect,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     StandardMatrixEffect,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 93 |     #[assoc_const(RazerCommandParts(RazerCommandClass::StandardLED, 0x0B, 70))]
[INFO] [stdout] 94 |     StandardMatrixCustomFrame,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `ExtendedMatrixMouse` and `Misc` are never constructed
[INFO] [stdout]   --> src/razer_report.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub(crate) enum RazerCommandClass {
[INFO] [stdout]    |                 ----------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 52 |     ExtendedMatrixMouse = 0x0D,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 53 |     Misc = 0x07,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RazerCommandClass` has a derived impl for the trait `Clone`, 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: variants `LedState`, `LedBlinking`, `LedRgb`, `LedEffect`, `StandardMatrixEffect`, and `StandardMatrixCustomFrame` are never constructed
[INFO] [stdout]   --> src/razer_report.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub(crate) enum RazerCommand {
[INFO] [stdout]    |                 ------------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 82 |     LedState,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 83 |     #[assoc_const(RazerCommandParts(RazerCommandClass::StandardLED, 0x04, 4))]
[INFO] [stdout] 84 |     LedBlinking,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 85 |     #[assoc_const(RazerCommandParts(RazerCommandClass::StandardLED, 0x01, 5))]
[INFO] [stdout] 86 |     LedRgb,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 87 |     #[assoc_const(RazerCommandParts(RazerCommandClass::StandardLED, 0x02, 3))]
[INFO] [stdout] 88 |     LedEffect,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     StandardMatrixEffect,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 93 |     #[assoc_const(RazerCommandParts(RazerCommandClass::StandardLED, 0x0B, 70))]
[INFO] [stdout] 94 |     StandardMatrixCustomFrame,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "d2d58a203a9db3ccc75e79216d942852b23904680d4d8bbba68eee7c9a681310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d58a203a9db3ccc75e79216d942852b23904680d4d8bbba68eee7c9a681310", kill_on_drop: false }`
[INFO] [stdout] d2d58a203a9db3ccc75e79216d942852b23904680d4d8bbba68eee7c9a681310