[INFO] updating cached repository xuxiaoyu2010/tree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xuxiaoyu2010/tree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xuxiaoyu2010/tree" "work/ex/beta-1.38-1/sources/1.37.0/gh/xuxiaoyu2010/tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/xuxiaoyu2010/tree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xuxiaoyu2010/tree" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xuxiaoyu2010/tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xuxiaoyu2010/tree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0d1949c01b49ccfe595391fe03679766c005eaf9
[INFO] sha for GitHub repo xuxiaoyu2010/tree: 0d1949c01b49ccfe595391fe03679766c005eaf9
[INFO] validating manifest of xuxiaoyu2010/tree 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 xuxiaoyu2010/tree 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 xuxiaoyu2010/tree
[INFO] finished frobbing xuxiaoyu2010/tree
[INFO] frobbed toml for xuxiaoyu2010/tree written to work/ex/beta-1.38-1/sources/1.37.0/gh/xuxiaoyu2010/tree/Cargo.toml
[INFO] started frobbing xuxiaoyu2010/tree
[INFO] finished frobbing xuxiaoyu2010/tree
[INFO] frobbed toml for xuxiaoyu2010/tree written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xuxiaoyu2010/tree/Cargo.toml
[INFO] crate xuxiaoyu2010/tree 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 xuxiaoyu2010/tree 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/xuxiaoyu2010/tree:/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] b91fad0e36a1ccbda7956e6bf47f2d073efecea6740976432f2dba87f8bf6a76
[INFO] running `"docker" "start" "-a" "b91fad0e36a1ccbda7956e6bf47f2d073efecea6740976432f2dba87f8bf6a76"`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `"docker" "inspect" "b91fad0e36a1ccbda7956e6bf47f2d073efecea6740976432f2dba87f8bf6a76"`
[INFO] running `"docker" "rm" "-f" "b91fad0e36a1ccbda7956e6bf47f2d073efecea6740976432f2dba87f8bf6a76"`
[INFO] [stdout] b91fad0e36a1ccbda7956e6bf47f2d073efecea6740976432f2dba87f8bf6a76
[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/xuxiaoyu2010/tree:/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] 3f168122d23073ca65984e4759a31ff634ee7ea3a3a34e65ab02878347503513
[INFO] running `"docker" "start" "-a" "3f168122d23073ca65984e4759a31ff634ee7ea3a3a34e65ab02878347503513"`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "3f168122d23073ca65984e4759a31ff634ee7ea3a3a34e65ab02878347503513"`
[INFO] running `"docker" "rm" "-f" "3f168122d23073ca65984e4759a31ff634ee7ea3a3a34e65ab02878347503513"`
[INFO] [stdout] 3f168122d23073ca65984e4759a31ff634ee7ea3a3a34e65ab02878347503513
[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/xuxiaoyu2010/tree:/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] 9c174fd2bfbcbef78913a692a3ff819851a3c92c9f8a00f682d8a4ec6a43fefb
[INFO] running `"docker" "start" "-a" "9c174fd2bfbcbef78913a692a3ff819851a3c92c9f8a00f682d8a4ec6a43fefb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tree-307ac9baa1e2eb3e
[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" "9c174fd2bfbcbef78913a692a3ff819851a3c92c9f8a00f682d8a4ec6a43fefb"`
[INFO] running `"docker" "rm" "-f" "9c174fd2bfbcbef78913a692a3ff819851a3c92c9f8a00f682d8a4ec6a43fefb"`
[INFO] [stdout] 9c174fd2bfbcbef78913a692a3ff819851a3c92c9f8a00f682d8a4ec6a43fefb