[INFO] updating cached repository sameo/virtio-devices
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sameo/virtio-devices
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sameo/virtio-devices" "work/ex/beta-1.38-1/sources/1.37.0/gh/sameo/virtio-devices"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sameo/virtio-devices'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sameo/virtio-devices" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sameo/virtio-devices"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sameo/virtio-devices'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc493fe14562b4554cdbc8e46a03bcad93c2f8f5
[INFO] sha for GitHub repo sameo/virtio-devices: cc493fe14562b4554cdbc8e46a03bcad93c2f8f5
[INFO] validating manifest of sameo/virtio-devices 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 sameo/virtio-devices 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 sameo/virtio-devices
[INFO] finished frobbing sameo/virtio-devices
[INFO] frobbed toml for sameo/virtio-devices written to work/ex/beta-1.38-1/sources/1.37.0/gh/sameo/virtio-devices/Cargo.toml
[INFO] started frobbing sameo/virtio-devices
[INFO] finished frobbing sameo/virtio-devices
[INFO] frobbed toml for sameo/virtio-devices written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sameo/virtio-devices/Cargo.toml
[INFO] crate sameo/virtio-devices already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing sameo/virtio-devices 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-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sameo/virtio-devices:/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] 4e8d9b2ad6ced7582c166c994fc6ea21240b0e7fae8e3081bd7e45ad83d00cec
[INFO] running `"docker" "start" "-a" "4e8d9b2ad6ced7582c166c994fc6ea21240b0e7fae8e3081bd7e45ad83d00cec"`
[INFO] [stderr]    Compiling virtio-devices v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "4e8d9b2ad6ced7582c166c994fc6ea21240b0e7fae8e3081bd7e45ad83d00cec"`
[INFO] running `"docker" "rm" "-f" "4e8d9b2ad6ced7582c166c994fc6ea21240b0e7fae8e3081bd7e45ad83d00cec"`
[INFO] [stdout] 4e8d9b2ad6ced7582c166c994fc6ea21240b0e7fae8e3081bd7e45ad83d00cec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sameo/virtio-devices:/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] 6b5d06bf05821a1a44b4f2d421a90b024e7fcf7ebc0ea9ad2ea3aca0f143aa24
[INFO] running `"docker" "start" "-a" "6b5d06bf05821a1a44b4f2d421a90b024e7fcf7ebc0ea9ad2ea3aca0f143aa24"`
[INFO] [stderr]    Compiling virtio-devices v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "6b5d06bf05821a1a44b4f2d421a90b024e7fcf7ebc0ea9ad2ea3aca0f143aa24"`
[INFO] running `"docker" "rm" "-f" "6b5d06bf05821a1a44b4f2d421a90b024e7fcf7ebc0ea9ad2ea3aca0f143aa24"`
[INFO] [stdout] 6b5d06bf05821a1a44b4f2d421a90b024e7fcf7ebc0ea9ad2ea3aca0f143aa24
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sameo/virtio-devices:/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] 9983efa50c3fff0121965be4d0ded3f6dc7c8ef97de6ae9b3e848422d7c6c468
[INFO] running `"docker" "start" "-a" "9983efa50c3fff0121965be4d0ded3f6dc7c8ef97de6ae9b3e848422d7c6c468"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/virtio_devices-b3d810c580ab575b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests virtio-devices
[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" "9983efa50c3fff0121965be4d0ded3f6dc7c8ef97de6ae9b3e848422d7c6c468"`
[INFO] running `"docker" "rm" "-f" "9983efa50c3fff0121965be4d0ded3f6dc7c8ef97de6ae9b3e848422d7c6c468"`
[INFO] [stdout] 9983efa50c3fff0121965be4d0ded3f6dc7c8ef97de6ae9b3e848422d7c6c468