[INFO] cloning repository https://github.com/NT-marlowe/rust-keyboard-hack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NT-marlowe/rust-keyboard-hack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNT-marlowe%2Frust-keyboard-hack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNT-marlowe%2Frust-keyboard-hack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9aee925f07ab92033759f66711b1f2437ced6021
[INFO] building NT-marlowe/rust-keyboard-hack against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNT-marlowe%2Frust-keyboard-hack" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NT-marlowe/rust-keyboard-hack on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NT-marlowe/rust-keyboard-hack
[INFO] finished tweaking git repo https://github.com/NT-marlowe/rust-keyboard-hack
[INFO] tweaked toml for git repo https://github.com/NT-marlowe/rust-keyboard-hack written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/NT-marlowe/rust-keyboard-hack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f649957aee314ec34365d8ecb05245e0ada6a0bf9bb041f6bc4e2fbaddaf4cd
[INFO] running `Command { std: "docker" "start" "-a" "6f649957aee314ec34365d8ecb05245e0ada6a0bf9bb041f6bc4e2fbaddaf4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f649957aee314ec34365d8ecb05245e0ada6a0bf9bb041f6bc4e2fbaddaf4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f649957aee314ec34365d8ecb05245e0ada6a0bf9bb041f6bc4e2fbaddaf4cd", kill_on_drop: false }`
[INFO] [stdout] 6f649957aee314ec34365d8ecb05245e0ada6a0bf9bb041f6bc4e2fbaddaf4cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac4de4964d004345501a816d1912b88d1cde741f737e176ba29663bb6e373914
[INFO] running `Command { std: "docker" "start" "-a" "ac4de4964d004345501a816d1912b88d1cde741f737e176ba29663bb6e373914", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusb v0.9.1
[INFO] [stderr]    Compiling libusb1-sys v0.6.4
[INFO] [stderr]    Compiling rust-keyboard-hack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Device` and `Keyboard` are never constructed
[INFO] [stdout]   --> src/frame.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum InterfaceProcol {
[INFO] [stdout]    |      --------------- variants in this enum
[INFO] [stdout] 18 |     Device = 0,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     Keyboard = 1,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "ac4de4964d004345501a816d1912b88d1cde741f737e176ba29663bb6e373914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac4de4964d004345501a816d1912b88d1cde741f737e176ba29663bb6e373914", kill_on_drop: false }`
[INFO] [stdout] ac4de4964d004345501a816d1912b88d1cde741f737e176ba29663bb6e373914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69205e1585b0aa098bd908121a0c0e5ad9d07826b815561798a94668d91743e1
[INFO] running `Command { std: "docker" "start" "-a" "69205e1585b0aa098bd908121a0c0e5ad9d07826b815561798a94668d91743e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-keyboard-hack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Device` and `Keyboard` are never constructed
[INFO] [stdout]   --> src/frame.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum InterfaceProcol {
[INFO] [stdout]    |      --------------- variants in this enum
[INFO] [stdout] 18 |     Device = 0,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     Keyboard = 1,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "69205e1585b0aa098bd908121a0c0e5ad9d07826b815561798a94668d91743e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69205e1585b0aa098bd908121a0c0e5ad9d07826b815561798a94668d91743e1", kill_on_drop: false }`
[INFO] [stdout] 69205e1585b0aa098bd908121a0c0e5ad9d07826b815561798a94668d91743e1