[INFO] updating cached repository krsna1729/vfioveth
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/krsna1729/vfioveth
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/krsna1729/vfioveth" "work/ex/beta-1.38-1/sources/1.37.0/gh/krsna1729/vfioveth"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/krsna1729/vfioveth'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krsna1729/vfioveth" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krsna1729/vfioveth"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krsna1729/vfioveth'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aad05f413345e8a04a8a1b69173753dc23e0edf6
[INFO] sha for GitHub repo krsna1729/vfioveth: aad05f413345e8a04a8a1b69173753dc23e0edf6
[INFO] validating manifest of krsna1729/vfioveth 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 krsna1729/vfioveth 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 krsna1729/vfioveth
[INFO] finished frobbing krsna1729/vfioveth
[INFO] frobbed toml for krsna1729/vfioveth written to work/ex/beta-1.38-1/sources/1.37.0/gh/krsna1729/vfioveth/Cargo.toml
[INFO] started frobbing krsna1729/vfioveth
[INFO] finished frobbing krsna1729/vfioveth
[INFO] frobbed toml for krsna1729/vfioveth written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krsna1729/vfioveth/Cargo.toml
[INFO] crate krsna1729/vfioveth 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] testing krsna1729/vfioveth 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-2/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/krsna1729/vfioveth:/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] e4dfe763ff2fa9b025c6749ea9a7600495fe9da2be97c24bdc5fb83b64bdb7fb
[INFO] running `"docker" "start" "-a" "e4dfe763ff2fa9b025c6749ea9a7600495fe9da2be97c24bdc5fb83b64bdb7fb"`
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling vfioveth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.20s
[INFO] running `"docker" "inspect" "e4dfe763ff2fa9b025c6749ea9a7600495fe9da2be97c24bdc5fb83b64bdb7fb"`
[INFO] running `"docker" "rm" "-f" "e4dfe763ff2fa9b025c6749ea9a7600495fe9da2be97c24bdc5fb83b64bdb7fb"`
[INFO] [stdout] e4dfe763ff2fa9b025c6749ea9a7600495fe9da2be97c24bdc5fb83b64bdb7fb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/krsna1729/vfioveth:/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] 819914fba51e3e2c2b34ec0021498e653313e920c598eb537bdf89cc5b4709d3
[INFO] running `"docker" "start" "-a" "819914fba51e3e2c2b34ec0021498e653313e920c598eb537bdf89cc5b4709d3"`
[INFO] [stderr]    Compiling vfioveth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "819914fba51e3e2c2b34ec0021498e653313e920c598eb537bdf89cc5b4709d3"`
[INFO] running `"docker" "rm" "-f" "819914fba51e3e2c2b34ec0021498e653313e920c598eb537bdf89cc5b4709d3"`
[INFO] [stdout] 819914fba51e3e2c2b34ec0021498e653313e920c598eb537bdf89cc5b4709d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/krsna1729/vfioveth:/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] a1253d8bc2864441b1d412f583633f2e05724687506abd9269fe354fea2530e7
[INFO] running `"docker" "start" "-a" "a1253d8bc2864441b1d412f583633f2e05724687506abd9269fe354fea2530e7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vfioveth-69b0a42d406273d1
[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" "a1253d8bc2864441b1d412f583633f2e05724687506abd9269fe354fea2530e7"`
[INFO] running `"docker" "rm" "-f" "a1253d8bc2864441b1d412f583633f2e05724687506abd9269fe354fea2530e7"`
[INFO] [stdout] a1253d8bc2864441b1d412f583633f2e05724687506abd9269fe354fea2530e7