[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-1.37-6/sources/1.36.0/gh/sameo/virtio-devices"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/sameo/virtio-devices'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sameo/virtio-devices" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sameo/virtio-devices"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sameo/virtio-devices on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sameo/virtio-devices against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 7977a26d01a300a416127a3fd4b8c39925b65a5101d91560d05c71f5a8d3273d
[INFO] running `"docker" "start" "-a" "7977a26d01a300a416127a3fd4b8c39925b65a5101d91560d05c71f5a8d3273d"`
[INFO] [stderr]    Compiling virtio-devices v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "7977a26d01a300a416127a3fd4b8c39925b65a5101d91560d05c71f5a8d3273d"`
[INFO] running `"docker" "rm" "-f" "7977a26d01a300a416127a3fd4b8c39925b65a5101d91560d05c71f5a8d3273d"`
[INFO] [stdout] 7977a26d01a300a416127a3fd4b8c39925b65a5101d91560d05c71f5a8d3273d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d9b08bfd659810e805faa1360e85a5507d59053cf13104ff0c6cd1855226c6aa
[INFO] running `"docker" "start" "-a" "d9b08bfd659810e805faa1360e85a5507d59053cf13104ff0c6cd1855226c6aa"`
[INFO] [stderr]    Compiling virtio-devices v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "d9b08bfd659810e805faa1360e85a5507d59053cf13104ff0c6cd1855226c6aa"`
[INFO] running `"docker" "rm" "-f" "d9b08bfd659810e805faa1360e85a5507d59053cf13104ff0c6cd1855226c6aa"`
[INFO] [stdout] d9b08bfd659810e805faa1360e85a5507d59053cf13104ff0c6cd1855226c6aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 5ba107d29af057e68ded669e85a44a3cdd856878aaf58f3c11e758a4ece60ef2
[INFO] running `"docker" "start" "-a" "5ba107d29af057e68ded669e85a44a3cdd856878aaf58f3c11e758a4ece60ef2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/virtio_devices-5d83c6ff15d1e527
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests virtio-devices
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "5ba107d29af057e68ded669e85a44a3cdd856878aaf58f3c11e758a4ece60ef2"`
[INFO] running `"docker" "rm" "-f" "5ba107d29af057e68ded669e85a44a3cdd856878aaf58f3c11e758a4ece60ef2"`
[INFO] [stdout] 5ba107d29af057e68ded669e85a44a3cdd856878aaf58f3c11e758a4ece60ef2