[INFO] updating cached repository ThatsGobbles/serde-metadata-test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ThatsGobbles/serde-metadata-test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ThatsGobbles/serde-metadata-test" "work/ex/beta-1.37-6/sources/1.36.0/gh/ThatsGobbles/serde-metadata-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ThatsGobbles/serde-metadata-test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ThatsGobbles/serde-metadata-test" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ThatsGobbles/serde-metadata-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ThatsGobbles/serde-metadata-test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 174359311907013d57c21711dc9bf74269a6a91b
[INFO] sha for GitHub repo ThatsGobbles/serde-metadata-test: 174359311907013d57c21711dc9bf74269a6a91b
[INFO] validating manifest of ThatsGobbles/serde-metadata-test 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 ThatsGobbles/serde-metadata-test 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 ThatsGobbles/serde-metadata-test
[INFO] finished frobbing ThatsGobbles/serde-metadata-test
[INFO] frobbed toml for ThatsGobbles/serde-metadata-test written to work/ex/beta-1.37-6/sources/1.36.0/gh/ThatsGobbles/serde-metadata-test/Cargo.toml
[INFO] started frobbing ThatsGobbles/serde-metadata-test
[INFO] finished frobbing ThatsGobbles/serde-metadata-test
[INFO] frobbed toml for ThatsGobbles/serde-metadata-test written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ThatsGobbles/serde-metadata-test/Cargo.toml
[INFO] crate ThatsGobbles/serde-metadata-test 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ThatsGobbles/serde-metadata-test 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-2/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/ThatsGobbles/serde-metadata-test:/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] 72d5fe0f57ec76bb38c707185fa8a8b7c7b7fed3922efb3f0b9c6d7c0e9773fe
[INFO] running `"docker" "start" "-a" "72d5fe0f57ec76bb38c707185fa8a8b7c7b7fed3922efb3f0b9c6d7c0e9773fe"`
[INFO] [stderr]    Compiling serde-metadata-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `"docker" "inspect" "72d5fe0f57ec76bb38c707185fa8a8b7c7b7fed3922efb3f0b9c6d7c0e9773fe"`
[INFO] running `"docker" "rm" "-f" "72d5fe0f57ec76bb38c707185fa8a8b7c7b7fed3922efb3f0b9c6d7c0e9773fe"`
[INFO] [stdout] 72d5fe0f57ec76bb38c707185fa8a8b7c7b7fed3922efb3f0b9c6d7c0e9773fe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/ThatsGobbles/serde-metadata-test:/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] 20ff16dffc0ada12df7dd5736617201bd756248da93304ec62f08651ecde29cb
[INFO] running `"docker" "start" "-a" "20ff16dffc0ada12df7dd5736617201bd756248da93304ec62f08651ecde29cb"`
[INFO] [stderr]    Compiling serde-metadata-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "20ff16dffc0ada12df7dd5736617201bd756248da93304ec62f08651ecde29cb"`
[INFO] running `"docker" "rm" "-f" "20ff16dffc0ada12df7dd5736617201bd756248da93304ec62f08651ecde29cb"`
[INFO] [stdout] 20ff16dffc0ada12df7dd5736617201bd756248da93304ec62f08651ecde29cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/ThatsGobbles/serde-metadata-test:/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] 078b7397a9ff578336e48522d1cdd66c95502d8046028f2f3708504fcb8f7d2e
[INFO] running `"docker" "start" "-a" "078b7397a9ff578336e48522d1cdd66c95502d8046028f2f3708504fcb8f7d2e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_metadata_test-acf0a4c70d8490b8
[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" "078b7397a9ff578336e48522d1cdd66c95502d8046028f2f3708504fcb8f7d2e"`
[INFO] running `"docker" "rm" "-f" "078b7397a9ff578336e48522d1cdd66c95502d8046028f2f3708504fcb8f7d2e"`
[INFO] [stdout] 078b7397a9ff578336e48522d1cdd66c95502d8046028f2f3708504fcb8f7d2e