[INFO] crate usb-device 0.2.3 is already in cache
[INFO] testing usb-device-0.2.3 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate usb-device 0.2.3 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate usb-device 0.2.3 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate usb-device 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate usb-device 0.2.3
[INFO] tweaked toml for crates.io crate usb-device 0.2.3 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e40b11629e50686d0a2c647fc4e3527294d47f535296aced14e68e478463751f
[INFO] running `"docker" "start" "-a" "e40b11629e50686d0a2c647fc4e3527294d47f535296aced14e68e478463751f"`
[INFO] [stderr]    Compiling usb-device v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/control_pipe.rs:47:27
[INFO] [stderr]    |
[INFO] [stderr] 47 |             buf: unsafe { mem::uninitialized() },
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "e40b11629e50686d0a2c647fc4e3527294d47f535296aced14e68e478463751f"`
[INFO] running `"docker" "rm" "-f" "e40b11629e50686d0a2c647fc4e3527294d47f535296aced14e68e478463751f"`
[INFO] [stdout] e40b11629e50686d0a2c647fc4e3527294d47f535296aced14e68e478463751f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8f883188154d3d151ce5a97dacbb224defd82ace704a6452a57711108c5bf434
[INFO] running `"docker" "start" "-a" "8f883188154d3d151ce5a97dacbb224defd82ace704a6452a57711108c5bf434"`
[INFO] [stderr]    Compiling bit-vec v0.6.1
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]    Compiling bit-set v0.2.0
[INFO] [stderr]    Compiling libusb v0.3.0
[INFO] [stderr]    Compiling usb-device v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/control_pipe.rs:47:27
[INFO] [stderr]    |
[INFO] [stderr] 47 |             buf: unsafe { mem::uninitialized() },
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `"docker" "inspect" "8f883188154d3d151ce5a97dacbb224defd82ace704a6452a57711108c5bf434"`
[INFO] running `"docker" "rm" "-f" "8f883188154d3d151ce5a97dacbb224defd82ace704a6452a57711108c5bf434"`
[INFO] [stdout] 8f883188154d3d151ce5a97dacbb224defd82ace704a6452a57711108c5bf434
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 6fae00ee9636723ee041d7b6d4e1ddbc4af0671bc99b262a9c86aa18d40877ca
[INFO] running `"docker" "start" "-a" "6fae00ee9636723ee041d7b6d4e1ddbc4af0671bc99b262a9c86aa18d40877ca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/usb_device-8ef861a6d0e98eb9
[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] [stderr]      Running /opt/rustwide/target/debug/deps/test_class_host-ab141228d82dd280
[INFO] [stdout] test_class_host starting
[INFO] [stdout] looking for device...
[INFO] [stdout] Did not find a TestClass device. Make sure the device is correctly programmed and plugged in. Last error: No such device (it may have been disconnected)
[INFO] [stderr]    Doc-tests usb-device
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/device.rs - device::UsbDevice::poll (line 144) ... ignored
[INFO] [stdout] test src/lib.rs - device (line 130) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6fae00ee9636723ee041d7b6d4e1ddbc4af0671bc99b262a9c86aa18d40877ca"`
[INFO] running `"docker" "rm" "-f" "6fae00ee9636723ee041d7b6d4e1ddbc4af0671bc99b262a9c86aa18d40877ca"`
[INFO] [stdout] 6fae00ee9636723ee041d7b6d4e1ddbc4af0671bc99b262a9c86aa18d40877ca