[INFO] crate ngrammatic 0.3.1 is already in cache
[INFO] extracting crate ngrammatic 0.3.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/ngrammatic/0.3.1
[INFO] extracting crate ngrammatic 0.3.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ngrammatic/0.3.1
[INFO] validating manifest of ngrammatic-0.3.1 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 ngrammatic-0.3.1 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 ngrammatic-0.3.1
[INFO] finished frobbing ngrammatic-0.3.1
[INFO] frobbed toml for ngrammatic-0.3.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ngrammatic/0.3.1/Cargo.toml
[INFO] started frobbing ngrammatic-0.3.1
[INFO] finished frobbing ngrammatic-0.3.1
[INFO] frobbed toml for ngrammatic-0.3.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ngrammatic/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 ngrammatic-0.3.1 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ngrammatic/0.3.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 7db19d24e94ab6e2f971e51fb6efd301e67f4d94bb2ba1609e2be66a203fef62
[INFO] running `"docker" "start" "-a" "7db19d24e94ab6e2f971e51fb6efd301e67f4d94bb2ba1609e2be66a203fef62"`
[INFO] [stderr]    Compiling ngrammatic v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:434:20
[INFO] [stderr]     |
[INFO] [stderr] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:565:20
[INFO] [stderr]     |
[INFO] [stderr] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:670:47
[INFO] [stderr]     |
[INFO] [stderr] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "7db19d24e94ab6e2f971e51fb6efd301e67f4d94bb2ba1609e2be66a203fef62"`
[INFO] running `"docker" "rm" "-f" "7db19d24e94ab6e2f971e51fb6efd301e67f4d94bb2ba1609e2be66a203fef62"`
[INFO] [stdout] 7db19d24e94ab6e2f971e51fb6efd301e67f4d94bb2ba1609e2be66a203fef62
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ngrammatic/0.3.1:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0a915c9148886c0161d6052d63c76fb73178f6c41b92ce191cb006de2f0a4d57
[INFO] running `"docker" "start" "-a" "0a915c9148886c0161d6052d63c76fb73178f6c41b92ce191cb006de2f0a4d57"`
[INFO] [stderr]    Compiling ngrammatic v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:434:20
[INFO] [stderr]     |
[INFO] [stderr] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:565:20
[INFO] [stderr]     |
[INFO] [stderr] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:670:47
[INFO] [stderr]     |
[INFO] [stderr] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "0a915c9148886c0161d6052d63c76fb73178f6c41b92ce191cb006de2f0a4d57"`
[INFO] running `"docker" "rm" "-f" "0a915c9148886c0161d6052d63c76fb73178f6c41b92ce191cb006de2f0a4d57"`
[INFO] [stdout] 0a915c9148886c0161d6052d63c76fb73178f6c41b92ce191cb006de2f0a4d57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ngrammatic/0.3.1:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 836a3e331c935bdab0be4b6e88337abb4ba9d1cc52473160fee672aabe6fae96
[INFO] running `"docker" "start" "-a" "836a3e331c935bdab0be4b6e88337abb4ba9d1cc52473160fee672aabe6fae96"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ngrammatic-fc0a5a176d4093a0
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::corpus_case_insensitive_corpus_search_terms ... ok
[INFO] [stdout] test tests::corpus_case_insensitive_corpus_search ... ok
[INFO] [stdout] test tests::corpus_add_text_before_setting_arity ... ok
[INFO] [stdout] test tests::corpus_add_multiple ... ok
[INFO] [stdout] test tests::empty_string_autopad ... ok
[INFO] [stderr]    Doc-tests ngrammatic
[INFO] [stdout] test tests::corpus_set_padding_after_adding_text ... ok
[INFO] [stdout] test tests::arity_clamp_empty_string_padded ... ok
[INFO] [stdout] test tests::corpus_search_emoji ... ok
[INFO] [stdout] test tests::arity_clamp_empty_string_nopad ... ok
[INFO] [stdout] test tests::empty_string_nopad ... ok
[INFO] [stdout] test tests::corpus_search ... ok
[INFO] [stdout] test tests::corpus_set_arity_after_adding_text ... ok
[INFO] [stdout] test tests::short_string_autopad ... ok
[INFO] [stdout] test tests::short_string_nopad ... ok
[INFO] [stdout] test tests::similarity_completelydifferent ... ok
[INFO] [stdout] test tests::similarity_identical ... ok
[INFO] [stdout] test tests::short_string_strpad ... ok
[INFO] [stdout] test tests::ngram_similarity_raw ... ok
[INFO] [stdout] test tests::empty_string_strpad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - Corpus::add_text (line 474) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::contains (line 276) ... ok
[INFO] [stdout] test src/lib.rs - Corpus::search (line 524) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::case_insensitive (line 677) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::new (line 593) ... ok
[INFO] [stdout] test src/lib.rs - Corpus::add_ngram (line 453) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::key_trans (line 657) ... ok
[INFO] [stdout] test src/lib.rs -  (line 21) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::count_gram (line 250) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::finish (line 406) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::new (line 320) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::matches (line 198) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::similarity_to (line 180) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::arity (line 391) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_left (line 339) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_full (line 371) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_right (line 355) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "836a3e331c935bdab0be4b6e88337abb4ba9d1cc52473160fee672aabe6fae96"`
[INFO] running `"docker" "rm" "-f" "836a3e331c935bdab0be4b6e88337abb4ba9d1cc52473160fee672aabe6fae96"`
[INFO] [stdout] 836a3e331c935bdab0be4b6e88337abb4ba9d1cc52473160fee672aabe6fae96