[INFO] updating cached repository CloverField/lists
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CloverField/lists
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CloverField/lists" "work/ex/beta-1.38-1/sources/1.37.0/gh/CloverField/lists"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/CloverField/lists'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CloverField/lists" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CloverField/lists"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CloverField/lists'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 85efffd729e046a3b4cc8c1f2cb5655eeec8b6e7
[INFO] sha for GitHub repo CloverField/lists: 85efffd729e046a3b4cc8c1f2cb5655eeec8b6e7
[INFO] validating manifest of CloverField/lists 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 CloverField/lists 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 CloverField/lists
[INFO] finished frobbing CloverField/lists
[INFO] frobbed toml for CloverField/lists written to work/ex/beta-1.38-1/sources/1.37.0/gh/CloverField/lists/Cargo.toml
[INFO] started frobbing CloverField/lists
[INFO] finished frobbing CloverField/lists
[INFO] frobbed toml for CloverField/lists written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CloverField/lists/Cargo.toml
[INFO] crate CloverField/lists 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing CloverField/lists 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-0/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/CloverField/lists:/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] ab3b87079e8f6352ac6454cf60704fdc3683c2b0e906909b7dff78d04557f0f2
[INFO] running `"docker" "start" "-a" "ab3b87079e8f6352ac6454cf60704fdc3683c2b0e906909b7dff78d04557f0f2"`
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "ab3b87079e8f6352ac6454cf60704fdc3683c2b0e906909b7dff78d04557f0f2"`
[INFO] running `"docker" "rm" "-f" "ab3b87079e8f6352ac6454cf60704fdc3683c2b0e906909b7dff78d04557f0f2"`
[INFO] [stdout] ab3b87079e8f6352ac6454cf60704fdc3683c2b0e906909b7dff78d04557f0f2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/CloverField/lists:/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] 6eb5372f9f03ae5662f611c9ce27282ad4392a4f76f3e37489ceb8366294c3c1
[INFO] running `"docker" "start" "-a" "6eb5372f9f03ae5662f611c9ce27282ad4392a4f76f3e37489ceb8366294c3c1"`
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "6eb5372f9f03ae5662f611c9ce27282ad4392a4f76f3e37489ceb8366294c3c1"`
[INFO] running `"docker" "rm" "-f" "6eb5372f9f03ae5662f611c9ce27282ad4392a4f76f3e37489ceb8366294c3c1"`
[INFO] [stdout] 6eb5372f9f03ae5662f611c9ce27282ad4392a4f76f3e37489ceb8366294c3c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/CloverField/lists:/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] 77ebb851f74d7d74fd74dd46781cf332744a2517f6f185cb6fb21c3cd68ac53c
[INFO] running `"docker" "start" "-a" "77ebb851f74d7d74fd74dd46781cf332744a2517f6f185cb6fb21c3cd68ac53c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lists-81d1e95b3ac8a77c
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test first::test::basics ... ok
[INFO] [stdout] test fourth::test::basics ... ok
[INFO] [stdout] test fourth::test::into_iter ... ok
[INFO] [stdout] test fourth::test::peek ... ok
[INFO] [stdout] test second::test::basics ... ok
[INFO] [stdout] test second::test::iter ... ok
[INFO] [stdout] test second::test::peek ... ok
[INFO] [stdout] test second::test::into_iter ... ok
[INFO] [stdout] test second::test::iter_mut ... ok
[INFO] [stdout] test third::test::iter ... ok
[INFO] [stdout] test third::test::basics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lists
[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" "77ebb851f74d7d74fd74dd46781cf332744a2517f6f185cb6fb21c3cd68ac53c"`
[INFO] running `"docker" "rm" "-f" "77ebb851f74d7d74fd74dd46781cf332744a2517f6f185cb6fb21c3cd68ac53c"`
[INFO] [stdout] 77ebb851f74d7d74fd74dd46781cf332744a2517f6f185cb6fb21c3cd68ac53c