[INFO] crate kite 0.2.1 is already in cache
[INFO] extracting crate kite 0.2.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/kite/0.2.1
[INFO] extracting crate kite 0.2.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kite/0.2.1
[INFO] validating manifest of kite-0.2.1 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 kite-0.2.1 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 kite-0.2.1
[INFO] finished frobbing kite-0.2.1
[INFO] frobbed toml for kite-0.2.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/kite/0.2.1/Cargo.toml
[INFO] started frobbing kite-0.2.1
[INFO] finished frobbing kite-0.2.1
[INFO] frobbed toml for kite-0.2.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kite/0.2.1/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 kite-0.2.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kite/0.2.1:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2301766ab2b4020822814f884ccca43321863cd9d9727c9332712683b0d268ed
[INFO] running `"docker" "start" "-a" "2301766ab2b4020822814f884ccca43321863cd9d9727c9332712683b0d268ed"`
[INFO] [stderr]    Compiling unicode-segmentation v0.1.3
[INFO] [stderr]    Compiling roaring v0.5.2
[INFO] [stderr]    Compiling kite v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/term_vector.rs:40:17
[INFO] [stderr]    |
[INFO] [stderr] 40 |             let mut positions = map.entry(token.term).or_insert_with(Vec::new);
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `"docker" "inspect" "2301766ab2b4020822814f884ccca43321863cd9d9727c9332712683b0d268ed"`
[INFO] running `"docker" "rm" "-f" "2301766ab2b4020822814f884ccca43321863cd9d9727c9332712683b0d268ed"`
[INFO] [stdout] 2301766ab2b4020822814f884ccca43321863cd9d9727c9332712683b0d268ed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kite/0.2.1:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] fbe653d4f3477d5302732de88daa9a3540e5ed24f6d7182c8addc64e0af48a42
[INFO] running `"docker" "start" "-a" "fbe653d4f3477d5302732de88daa9a3540e5ed24f6d7182c8addc64e0af48a42"`
[INFO] [stderr]    Compiling kite v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/term_vector.rs:40:17
[INFO] [stderr]    |
[INFO] [stderr] 40 |             let mut positions = map.entry(token.term).or_insert_with(Vec::new);
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `"docker" "inspect" "fbe653d4f3477d5302732de88daa9a3540e5ed24f6d7182c8addc64e0af48a42"`
[INFO] running `"docker" "rm" "-f" "fbe653d4f3477d5302732de88daa9a3540e5ed24f6d7182c8addc64e0af48a42"`
[INFO] [stdout] fbe653d4f3477d5302732de88daa9a3540e5ed24f6d7182c8addc64e0af48a42
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kite/0.2.1:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] a437b54b19d4e5842874f4d698a222080eab91b52209a7c85823b3ae609abf7a
[INFO] running `"docker" "start" "-a" "a437b54b19d4e5842874f4d698a222080eab91b52209a7c85823b3ae609abf7a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kite-b0d34ee4121a48d5
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test collectors::top_score::tests::test_top_score_collector_collect ... ok
[INFO] [stdout] test collectors::top_score::tests::test_top_score_collector_truncate ... ok
[INFO] [stdout] test collectors::top_score::tests::test_top_score_collector_needs_score ... ok
[INFO] [stdout] test collectors::top_score::tests::test_top_score_collector_inital_state ... ok
[INFO] [stdout] test similarity::tests::test_bm25_handles_zeros ... ok
[INFO] [stdout] test collectors::total_count::tests::test_total_count_collector_inital_state ... ok
[INFO] [stdout] test collectors::total_count::tests::test_total_count_collector_collect ... ok
[INFO] [stdout] test collectors::total_count::tests::test_total_count_collector_needs_score ... ok
[INFO] [stdout] test similarity::tests::test_bm25_higher_term_freq_increases_score ... ok
[INFO] [stdout] test similarity::tests::test_bm25_higher_total_tokens_increases_score ... ok
[INFO] [stdout] test similarity::tests::test_tf_idf_field_length_doesnt_affect_score ... ok
[INFO] [stdout] test similarity::tests::test_tf_idf_higher_term_freq_increases_score ... ok
[INFO] [stdout] test similarity::tests::test_tf_idf_lower_term_docs_increases_score ... ok
[INFO] [stdout] test similarity::tests::test_tf_idf_handles_zeros ... ok
[INFO] [stdout] test similarity::tests::test_tf_idf_total_tokens_doesnt_affect_score ... ok
[INFO] [stdout] test term::tests::test_blank_string_to_bytes ... ok
[INFO] [stdout] test term::tests::test_boolean_false_to_bytes ... ok
[INFO] [stdout] test term::tests::test_datetime_with_different_timezone_to_bytes ... ok
[INFO] [stdout] test term::tests::test_datetime_to_bytes ... ok
[INFO] [stdout] test term::tests::test_datetime_with_microseconds_to_bytes ... ok
[INFO] [stdout] test term::tests::test_hiragana_string_to_bytes ... ok
[INFO] [stdout] test term::tests::test_boolean_true_to_bytes ... ok
[INFO] [stdout] test term::tests::test_integer_to_bytes ... ok
[INFO] [stdout] test term::tests::test_negative_integer_to_bytes ... ok
[INFO] [stdout] test term::tests::test_string_to_bytes ... ok
[INFO] [stdout] test similarity::tests::test_bm25_lower_term_docs_increases_score ... ok
[INFO] [stdout] test similarity::tests::test_bm25_lower_field_length_increases_score ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kite
[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" "a437b54b19d4e5842874f4d698a222080eab91b52209a7c85823b3ae609abf7a"`
[INFO] running `"docker" "rm" "-f" "a437b54b19d4e5842874f4d698a222080eab91b52209a7c85823b3ae609abf7a"`
[INFO] [stdout] a437b54b19d4e5842874f4d698a222080eab91b52209a7c85823b3ae609abf7a