[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 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 21f7d6aa3c35692c65b43fe3081e621f78f1131303e73001ee7fbb4e5fb45fc9
[INFO] running `"docker" "start" "-a" "21f7d6aa3c35692c65b43fe3081e621f78f1131303e73001ee7fbb4e5fb45fc9"`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "21f7d6aa3c35692c65b43fe3081e621f78f1131303e73001ee7fbb4e5fb45fc9"`
[INFO] running `"docker" "rm" "-f" "21f7d6aa3c35692c65b43fe3081e621f78f1131303e73001ee7fbb4e5fb45fc9"`
[INFO] [stdout] 21f7d6aa3c35692c65b43fe3081e621f78f1131303e73001ee7fbb4e5fb45fc9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 07f2684c2f51be2240ec746e564680a1bfdc68b41e6ec8576d25ad53592bdeb9
[INFO] running `"docker" "start" "-a" "07f2684c2f51be2240ec746e564680a1bfdc68b41e6ec8576d25ad53592bdeb9"`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "07f2684c2f51be2240ec746e564680a1bfdc68b41e6ec8576d25ad53592bdeb9"`
[INFO] running `"docker" "rm" "-f" "07f2684c2f51be2240ec746e564680a1bfdc68b41e6ec8576d25ad53592bdeb9"`
[INFO] [stdout] 07f2684c2f51be2240ec746e564680a1bfdc68b41e6ec8576d25ad53592bdeb9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 0f4dda1daf4ef41b790b2eaa66f2f74dbbd20bc7cebecfc8f8ed836747a466f8
[INFO] running `"docker" "start" "-a" "0f4dda1daf4ef41b790b2eaa66f2f74dbbd20bc7cebecfc8f8ed836747a466f8"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tree-89265917317a0f0b
[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" "0f4dda1daf4ef41b790b2eaa66f2f74dbbd20bc7cebecfc8f8ed836747a466f8"`
[INFO] running `"docker" "rm" "-f" "0f4dda1daf4ef41b790b2eaa66f2f74dbbd20bc7cebecfc8f8ed836747a466f8"`
[INFO] [stdout] 0f4dda1daf4ef41b790b2eaa66f2f74dbbd20bc7cebecfc8f8ed836747a466f8