[INFO] crate natural 0.3.0 is already in cache
[INFO] testing natural-0.3.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate natural 0.3.0 into work/builds/worker-10/source
[INFO] validating manifest of crates.io crate natural 0.3.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate natural 0.3.0
[INFO] finished tweaking crates.io crate natural 0.3.0
[INFO] tweaked toml for crates.io crate natural 0.3.0 written to work/builds/worker-10/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 7128253fdcf1cfcdaf5deb848e0972c1e1a6314b5bda0b814057669fbe7547f1
[INFO] running `"docker" "start" "-a" "7128253fdcf1cfcdaf5deb848e0972c1e1a6314b5bda0b814057669fbe7547f1"`
[INFO] [stderr]    Compiling natural v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/phonetics.rs:67:6
[INFO] [stderr]    |
[INFO] [stderr] 67 |     0...3 => add_more_zeros(chars),
[INFO] [stderr]    |      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/tf_idf.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/stem.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/stem.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `normalized_prob` is never read
[INFO] [stderr]   --> src/classifier.rs:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 |       let mut normalized_prob = 0.0;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "7128253fdcf1cfcdaf5deb848e0972c1e1a6314b5bda0b814057669fbe7547f1"`
[INFO] running `"docker" "rm" "-f" "7128253fdcf1cfcdaf5deb848e0972c1e1a6314b5bda0b814057669fbe7547f1"`
[INFO] [stdout] 7128253fdcf1cfcdaf5deb848e0972c1e1a6314b5bda0b814057669fbe7547f1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1e95a23e8d6f221519b38945d299d412299eee2584324634fc347780a26b94cb
[INFO] running `"docker" "start" "-a" "1e95a23e8d6f221519b38945d299d412299eee2584324634fc347780a26b94cb"`
[INFO] [stderr]    Compiling natural v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/phonetics.rs:67:6
[INFO] [stderr]    |
[INFO] [stderr] 67 |     0...3 => add_more_zeros(chars),
[INFO] [stderr]    |      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/tf_idf.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/stem.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> tests/stem_tests.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let test = test.trim_right();
[INFO] [stderr]    |                         ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> tests/stem_tests.rs:19:29
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let expect = expect.trim_right();
[INFO] [stderr]    |                             ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> tests/stem_tests.rs:20:38
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let stemmed = stem::get(test.trim_right());
[INFO] [stderr]    |                                      ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> tests/stem_tests.rs:22:28
[INFO] [stderr]    |
[INFO] [stderr] 22 |         assert_eq!(stemmed.trim_right(), expect);
[INFO] [stderr]    |                            ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/stem.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `normalized_prob` is never read
[INFO] [stderr]   --> src/classifier.rs:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 |       let mut normalized_prob = 0.0;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "1e95a23e8d6f221519b38945d299d412299eee2584324634fc347780a26b94cb"`
[INFO] running `"docker" "rm" "-f" "1e95a23e8d6f221519b38945d299d412299eee2584324634fc347780a26b94cb"`
[INFO] [stdout] 1e95a23e8d6f221519b38945d299d412299eee2584324634fc347780a26b94cb
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] f62ec595a69a339922b2d7c2850d506835a944df50912c8474ceb9f2a56cb8de
[INFO] running `"docker" "start" "-a" "f62ec595a69a339922b2d7c2850d506835a944df50912c8474ceb9f2a56cb8de"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/natural-3df77927954aedad
[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]      Running /opt/rustwide/target/debug/deps/classification_tests-aaa34984065debb1
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test no_fail_on_empty_strings ... ok
[INFO] [stdout] test test_basic_usage ... ok
[INFO] [stdout] test test_medium_dataset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/distance_tests-3aab43f6dd4776c0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_jaro_winkler ... ok
[INFO] [stdout] test test_lev_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ngram_tests-b53b1c2a5a5bacd7
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_ngram ... ok
[INFO] [stdout] test test_ngram_with_pad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/phonetics_tests-d17ab319a20ff9d2
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_soundex_methods ... ok
[INFO] [stdout] test test_soundex_algorithm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stem_tests-b23a9005330bcd9b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lexicon ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tf_idf_test-1788a269dd824954
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_basic_usage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokenize_tests-00e408a48eb37870
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_tokenize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests natural
[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" "f62ec595a69a339922b2d7c2850d506835a944df50912c8474ceb9f2a56cb8de"`
[INFO] running `"docker" "rm" "-f" "f62ec595a69a339922b2d7c2850d506835a944df50912c8474ceb9f2a56cb8de"`
[INFO] [stdout] f62ec595a69a339922b2d7c2850d506835a944df50912c8474ceb9f2a56cb8de