[INFO] crate usbw 0.0.1 is already in cache
[INFO] testing usbw-0.0.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate usbw 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate usbw 0.0.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "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] 7da88eb98542317225cbe45deb69d83445ec0171034fa8a166d8a6dbdc5cf12a
[INFO] running `"docker" "start" "-a" "7da88eb98542317225cbe45deb69d83445ec0171034fa8a166d8a6dbdc5cf12a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling tar v0.4.28
[INFO] [stderr]    Compiling libusb1-sys v0.3.7
[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] warning: 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: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.65s
[INFO] running `"docker" "inspect" "7da88eb98542317225cbe45deb69d83445ec0171034fa8a166d8a6dbdc5cf12a"`
[INFO] running `"docker" "rm" "-f" "7da88eb98542317225cbe45deb69d83445ec0171034fa8a166d8a6dbdc5cf12a"`
[INFO] [stdout] 7da88eb98542317225cbe45deb69d83445ec0171034fa8a166d8a6dbdc5cf12a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e517eb9f31b01efa6cde3f988c02e353dd2cc4bcc5aff609342957b725790c62
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e517eb9f31b01efa6cde3f988c02e353dd2cc4bcc5aff609342957b725790c62"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling usbw v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: 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: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "e517eb9f31b01efa6cde3f988c02e353dd2cc4bcc5aff609342957b725790c62"`
[INFO] running `"docker" "rm" "-f" "e517eb9f31b01efa6cde3f988c02e353dd2cc4bcc5aff609342957b725790c62"`
[INFO] [stdout] e517eb9f31b01efa6cde3f988c02e353dd2cc4bcc5aff609342957b725790c62
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45e52fb4e393aa26a50d8cf8914377cb83f00fde9d455c08c5c982f4889e64f6
[INFO] running `"docker" "start" "-a" "45e52fb4e393aa26a50d8cf8914377cb83f00fde9d455c08c5c982f4889e64f6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: 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: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/usbw-d9d44d007029ff68
[INFO] [stderr]    Doc-tests usbw
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "45e52fb4e393aa26a50d8cf8914377cb83f00fde9d455c08c5c982f4889e64f6"`
[INFO] running `"docker" "rm" "-f" "45e52fb4e393aa26a50d8cf8914377cb83f00fde9d455c08c5c982f4889e64f6"`
[INFO] [stdout] 45e52fb4e393aa26a50d8cf8914377cb83f00fde9d455c08c5c982f4889e64f6