[INFO] crate usbrh 0.1.0 is already in cache
[INFO] extracting crate usbrh 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/usbrh/0.1.0
[INFO] extracting crate usbrh 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/usbrh/0.1.0
[INFO] validating manifest of usbrh-0.1.0 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 usbrh-0.1.0 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 usbrh-0.1.0
[INFO] finished frobbing usbrh-0.1.0
[INFO] frobbed toml for usbrh-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/usbrh/0.1.0/Cargo.toml
[INFO] started frobbing usbrh-0.1.0
[INFO] finished frobbing usbrh-0.1.0
[INFO] frobbed toml for usbrh-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/usbrh/0.1.0/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 usbrh-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/usbrh/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 1fc7377d43dfaff75f8fe7e579c38d01e1e971b3d3380c5eb11c3f23d9cf38bb
[INFO] running `"docker" "start" "-a" "1fc7377d43dfaff75f8fe7e579c38d01e1e971b3d3380c5eb11c3f23d9cf38bb"`
[INFO] [stderr]    Compiling simple_logger v0.5.0
[INFO] [stderr]    Compiling libusb v0.3.0
[INFO] [stderr]    Compiling usbrh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.10s
[INFO] running `"docker" "inspect" "1fc7377d43dfaff75f8fe7e579c38d01e1e971b3d3380c5eb11c3f23d9cf38bb"`
[INFO] running `"docker" "rm" "-f" "1fc7377d43dfaff75f8fe7e579c38d01e1e971b3d3380c5eb11c3f23d9cf38bb"`
[INFO] [stdout] 1fc7377d43dfaff75f8fe7e579c38d01e1e971b3d3380c5eb11c3f23d9cf38bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/usbrh/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 64d1955faa43c3e7ae2afae5d15be2ade11e18692be50051fabbb60c090ac0b3
[INFO] running `"docker" "start" "-a" "64d1955faa43c3e7ae2afae5d15be2ade11e18692be50051fabbb60c090ac0b3"`
[INFO] [stderr]    Compiling usbrh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "64d1955faa43c3e7ae2afae5d15be2ade11e18692be50051fabbb60c090ac0b3"`
[INFO] running `"docker" "rm" "-f" "64d1955faa43c3e7ae2afae5d15be2ade11e18692be50051fabbb60c090ac0b3"`
[INFO] [stdout] 64d1955faa43c3e7ae2afae5d15be2ade11e18692be50051fabbb60c090ac0b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/usbrh/0.1.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] fa19f93f96dde47ff2d4814093c32f72de23df6ae06bcc63fe31a2dd3f0edaa9
[INFO] running `"docker" "start" "-a" "fa19f93f96dde47ff2d4814093c32f72de23df6ae06bcc63fe31a2dd3f0edaa9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/usbrh-526fff651609be1d
[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/crater/target/debug/deps/usbrh-d3f8c6d9a6cac1bb
[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 usbrh
[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" "fa19f93f96dde47ff2d4814093c32f72de23df6ae06bcc63fe31a2dd3f0edaa9"`
[INFO] running `"docker" "rm" "-f" "fa19f93f96dde47ff2d4814093c32f72de23df6ae06bcc63fe31a2dd3f0edaa9"`
[INFO] [stdout] fa19f93f96dde47ff2d4814093c32f72de23df6ae06bcc63fe31a2dd3f0edaa9