[INFO] updating cached repository wangyuntao/leetcode-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wangyuntao/leetcode-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wangyuntao/leetcode-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/wangyuntao/leetcode-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/wangyuntao/leetcode-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wangyuntao/leetcode-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wangyuntao/leetcode-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wangyuntao/leetcode-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 315c17cb2361f48bd2b3e75c0f37eb221e48cc61
[INFO] sha for GitHub repo wangyuntao/leetcode-rs: 315c17cb2361f48bd2b3e75c0f37eb221e48cc61
[INFO] validating manifest of wangyuntao/leetcode-rs 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 wangyuntao/leetcode-rs 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 wangyuntao/leetcode-rs
[INFO] finished frobbing wangyuntao/leetcode-rs
[INFO] frobbed toml for wangyuntao/leetcode-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/wangyuntao/leetcode-rs/Cargo.toml
[INFO] started frobbing wangyuntao/leetcode-rs
[INFO] finished frobbing wangyuntao/leetcode-rs
[INFO] frobbed toml for wangyuntao/leetcode-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wangyuntao/leetcode-rs/Cargo.toml
[INFO] crate wangyuntao/leetcode-rs 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 wangyuntao/leetcode-rs 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/wangyuntao/leetcode-rs:/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] 24ee1e5c986ed587624544a3bb03d4dc76d1856dd88fb19beb7aafb901729e81
[INFO] running `"docker" "start" "-a" "24ee1e5c986ed587624544a3bb03d4dc76d1856dd88fb19beb7aafb901729e81"`
[INFO] [stderr]    Compiling leetcode-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `"docker" "inspect" "24ee1e5c986ed587624544a3bb03d4dc76d1856dd88fb19beb7aafb901729e81"`
[INFO] running `"docker" "rm" "-f" "24ee1e5c986ed587624544a3bb03d4dc76d1856dd88fb19beb7aafb901729e81"`
[INFO] [stdout] 24ee1e5c986ed587624544a3bb03d4dc76d1856dd88fb19beb7aafb901729e81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/wangyuntao/leetcode-rs:/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] 7de8438af53715efd40205b7ba66bc26ae3948a63b3d10ab4d41e22663e58896
[INFO] running `"docker" "start" "-a" "7de8438af53715efd40205b7ba66bc26ae3948a63b3d10ab4d41e22663e58896"`
[INFO] [stderr]    Compiling leetcode-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `"docker" "inspect" "7de8438af53715efd40205b7ba66bc26ae3948a63b3d10ab4d41e22663e58896"`
[INFO] running `"docker" "rm" "-f" "7de8438af53715efd40205b7ba66bc26ae3948a63b3d10ab4d41e22663e58896"`
[INFO] [stdout] 7de8438af53715efd40205b7ba66bc26ae3948a63b3d10ab4d41e22663e58896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/wangyuntao/leetcode-rs:/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] 0f10ac12f9f98787bbe9e33832d5b286ee5a68b471c67ab741753076be01b62a
[INFO] running `"docker" "start" "-a" "0f10ac12f9f98787bbe9e33832d5b286ee5a68b471c67ab741753076be01b62a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/leetcode_rs-fd3b068e6edd8a8d
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test p0067_add_binary::tests::test ... ok
[INFO] [stdout] test p0088_merge_sorted_array::tests::test ... ok
[INFO] [stdout] test p0100_same_tree::tests::test ... ok
[INFO] [stdout] test p0083_remove_duplicates_from_sorted_list::tests::test ... ok
[INFO] [stdout] test p0066_plus_one::tests::test ... ok
[INFO] [stdout] test p0058_length_of_last_word::tests::test ... ok
[INFO] [stdout] test p0053_maximum_subarray::tests::test ... ok
[INFO] [stdout] test p0038_count_and_say::tests::test ... ok
[INFO] [stdout] test p0155_min_stack::tests::test ... ok
[INFO] [stdout] test p0121_best_time_to_buy_and_sell_stock::tests::test ... ok
[INFO] [stdout] test p0104_maximum_depth_of_binary_tree::tests::test ... ok
[INFO] [stdout] test p0101_symmetric_tree::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/leetcode_rs-1337a51b8b92ca89
[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] [stderr]    Doc-tests leetcode-rs
[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" "0f10ac12f9f98787bbe9e33832d5b286ee5a68b471c67ab741753076be01b62a"`
[INFO] running `"docker" "rm" "-f" "0f10ac12f9f98787bbe9e33832d5b286ee5a68b471c67ab741753076be01b62a"`
[INFO] [stdout] 0f10ac12f9f98787bbe9e33832d5b286ee5a68b471c67ab741753076be01b62a