[INFO] fetching crate usbw 0.0.1...
[INFO] testing usbw-0.0.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate usbw 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate usbw 0.0.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate usbw 0.0.1
[INFO] finished tweaking crates.io crate usbw 0.0.1
[INFO] tweaked toml for crates.io crate usbw 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5309bc291d2b871c0946b40a44625da88eabd7d8e79d0e28276a9f7660d2218b
[INFO] running `"docker" "start" "-a" "5309bc291d2b871c0946b40a44625da88eabd7d8e79d0e28276a9f7660d2218b"`
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling tokio v0.2.18
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.9
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling libusb1-sys v0.3.6
[INFO] [stderr]    Compiling driver_async v0.0.2
[INFO] [stderr]    Compiling rusb v0.5.5
[INFO] [stderr]    Compiling usbw v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: this arithmetic operation will overflow
[INFO] [stderr]   --> src/version.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Version(u16::from(major << 8) | u16::from(minor << 4) | u16::from(sub_minor))
[INFO] [stderr]    |                           ^^^^^^^^^^ attempt to shift left with overflow
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `usbw`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5309bc291d2b871c0946b40a44625da88eabd7d8e79d0e28276a9f7660d2218b"`
[INFO] running `"docker" "rm" "-f" "5309bc291d2b871c0946b40a44625da88eabd7d8e79d0e28276a9f7660d2218b"`
[INFO] [stdout] 5309bc291d2b871c0946b40a44625da88eabd7d8e79d0e28276a9f7660d2218b