[INFO] crate hidapi 0.5.2 is already in cache
[INFO] extracting crate hidapi 0.5.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/hidapi/0.5.2
[INFO] extracting crate hidapi 0.5.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hidapi/0.5.2
[INFO] validating manifest of hidapi-0.5.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hidapi-0.5.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hidapi-0.5.2
[INFO] finished frobbing hidapi-0.5.2
[INFO] frobbed toml for hidapi-0.5.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hidapi/0.5.2/Cargo.toml
[INFO] started frobbing hidapi-0.5.2
[INFO] finished frobbing hidapi-0.5.2
[INFO] frobbed toml for hidapi-0.5.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hidapi/0.5.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hidapi-0.5.2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hidapi/0.5.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 149eae48068b43747ed5f585f8bfb6001c29d4b349b19a75ba4724520900804c
[INFO] running `"docker" "start" "-a" "149eae48068b43747ed5f585f8bfb6001c29d4b349b19a75ba4724520900804c"`
[INFO] [stderr]    Compiling hidapi v0.5.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> build.rs:43:45
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let avail_backends: [(&'static str, Box<Fn()>); 4] = [
[INFO] [stderr]    |                                             ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: etc/hidapi/libusb/hid.c: In function 'hid_error':
[INFO] [stderr] warning: etc/hidapi/libusb/hid.c:1299:68: warning: unused parameter 'dev' [-Wunused-parameter]
[INFO] [stderr] warning:  HID_API_EXPORT const wchar_t * HID_API_CALL  hid_error(hid_device *dev)
[INFO] [stderr] warning:                                                                     ^~~
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "149eae48068b43747ed5f585f8bfb6001c29d4b349b19a75ba4724520900804c"`
[INFO] running `"docker" "rm" "-f" "149eae48068b43747ed5f585f8bfb6001c29d4b349b19a75ba4724520900804c"`
[INFO] [stdout] 149eae48068b43747ed5f585f8bfb6001c29d4b349b19a75ba4724520900804c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hidapi/0.5.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 59f51d43df5378388382027b4673b34266fed595ff959d26f3b6217093f6117d
[INFO] running `"docker" "start" "-a" "59f51d43df5378388382027b4673b34266fed595ff959d26f3b6217093f6117d"`
[INFO] [stderr] warning: etc/hidapi/libusb/hid.c: In function 'hid_error':
[INFO] [stderr] warning: etc/hidapi/libusb/hid.c:1299:68: warning: unused parameter 'dev' [-Wunused-parameter]
[INFO] [stderr] warning:  HID_API_EXPORT const wchar_t * HID_API_CALL  hid_error(hid_device *dev)
[INFO] [stderr] warning:                                                                     ^~~
[INFO] [stderr]    Compiling hidapi v0.5.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> examples/open_first_device.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         Ok(())
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "59f51d43df5378388382027b4673b34266fed595ff959d26f3b6217093f6117d"`
[INFO] running `"docker" "rm" "-f" "59f51d43df5378388382027b4673b34266fed595ff959d26f3b6217093f6117d"`
[INFO] [stdout] 59f51d43df5378388382027b4673b34266fed595ff959d26f3b6217093f6117d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hidapi/0.5.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] cec4a6b856a9ef5dc60eb153bbba236b11cc05fa44196caed09c3d3337785fd9
[INFO] running `"docker" "start" "-a" "cec4a6b856a9ef5dc60eb153bbba236b11cc05fa44196caed09c3d3337785fd9"`
[INFO] [stderr] warning: etc/hidapi/libusb/hid.c: In function 'hid_error':
[INFO] [stderr] warning: etc/hidapi/libusb/hid.c:1299:68: warning: unused parameter 'dev' [-Wunused-parameter]
[INFO] [stderr] warning:  HID_API_EXPORT const wchar_t * HID_API_CALL  hid_error(hid_device *dev)
[INFO] [stderr] warning:                                                                     ^~~
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hidapi-9a23f1bbf7ad5aee
[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]    Doc-tests hidapi
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cec4a6b856a9ef5dc60eb153bbba236b11cc05fa44196caed09c3d3337785fd9"`
[INFO] running `"docker" "rm" "-f" "cec4a6b856a9ef5dc60eb153bbba236b11cc05fa44196caed09c3d3337785fd9"`
[INFO] [stdout] cec4a6b856a9ef5dc60eb153bbba236b11cc05fa44196caed09c3d3337785fd9