[INFO] crate bk-tree 0.3.0 is already in cache
[INFO] extracting crate bk-tree 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/bk-tree/0.3.0
[INFO] extracting crate bk-tree 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/bk-tree/0.3.0
[INFO] validating manifest of bk-tree-0.3.0 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 bk-tree-0.3.0 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 bk-tree-0.3.0
[INFO] finished frobbing bk-tree-0.3.0
[INFO] frobbed toml for bk-tree-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/bk-tree/0.3.0/Cargo.toml
[INFO] started frobbing bk-tree-0.3.0
[INFO] finished frobbing bk-tree-0.3.0
[INFO] frobbed toml for bk-tree-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/bk-tree/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 bk-tree-0.3.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bk-tree/0.3.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 796cc3b968b08d767b5bf9fcf4be3aac7b422736b25b4294a152b2459c426da7
[INFO] running `"docker" "start" "-a" "796cc3b968b08d767b5bf9fcf4be3aac7b422736b25b4294a152b2459c426da7"`
[INFO] [stderr]    Compiling bk-tree v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "796cc3b968b08d767b5bf9fcf4be3aac7b422736b25b4294a152b2459c426da7"`
[INFO] running `"docker" "rm" "-f" "796cc3b968b08d767b5bf9fcf4be3aac7b422736b25b4294a152b2459c426da7"`
[INFO] [stdout] 796cc3b968b08d767b5bf9fcf4be3aac7b422736b25b4294a152b2459c426da7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bk-tree/0.3.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 40ba185a790bb21e0955205570cef0137a630ec389eda0bbd6fef420acb4f945
[INFO] running `"docker" "start" "-a" "40ba185a790bb21e0955205570cef0137a630ec389eda0bbd6fef420acb4f945"`
[INFO] [stderr]    Compiling bk-tree v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "40ba185a790bb21e0955205570cef0137a630ec389eda0bbd6fef420acb4f945"`
[INFO] running `"docker" "rm" "-f" "40ba185a790bb21e0955205570cef0137a630ec389eda0bbd6fef420acb4f945"`
[INFO] [stdout] 40ba185a790bb21e0955205570cef0137a630ec389eda0bbd6fef420acb4f945
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bk-tree/0.3.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 517c71ad0acdc8fa29ef83b7e42b0f076f33ac59b58a2d49101a1acb23e3c3d4
[INFO] running `"docker" "start" "-a" "517c71ad0acdc8fa29ef83b7e42b0f076f33ac59b58a2d49101a1acb23e3c3d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bk_tree-b5a51ed3993f30c3
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::tree_find_exact ... ok
[INFO] [stdout] test tests::tree_add ... ok
[INFO] [stdout] test tests::tree_find ... ok
[INFO] [stdout] test tests::tree_extend ... ok
[INFO] [stdout] test tests::tree_construct ... ok
[INFO] [stdout] test tests::node_construct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bk-tree
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - BKNode<K>::add_child (line 51) ... ignored
[INFO] [stdout] test src/lib.rs - BKTree<K, M>::new (line 94) ... ok
[INFO] [stdout] test src/metrics.rs - metrics::Levenshtein (line 16) ... ok
[INFO] [stdout] test src/lib.rs - BKTree<K, M>::add (line 119) ... ok
[INFO] [stdout] test src/lib.rs - BKTree<K, M>::extend (line 221) ... ok
[INFO] [stdout] test src/lib.rs - BKTree<K, M>::find_exact (line 194) ... ok
[INFO] [stdout] test src/lib.rs - BKTree<K, M>::find (line 163) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "517c71ad0acdc8fa29ef83b7e42b0f076f33ac59b58a2d49101a1acb23e3c3d4"`
[INFO] running `"docker" "rm" "-f" "517c71ad0acdc8fa29ef83b7e42b0f076f33ac59b58a2d49101a1acb23e3c3d4"`
[INFO] [stdout] 517c71ad0acdc8fa29ef83b7e42b0f076f33ac59b58a2d49101a1acb23e3c3d4