[INFO] fetching crate sudachiclone 0.2.1...
[INFO] checking sudachiclone-0.2.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sudachiclone 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate sudachiclone 0.2.1
[INFO] finished tweaking crates.io crate sudachiclone 0.2.1
[INFO] tweaked toml for crates.io crate sudachiclone 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sudachiclone 0.2.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sudachiclone 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c15257d9aa9085be649a7f72682fba088e6514d1c3d139bb8a711b1c4f70b1a1
[INFO] running `Command { std: "docker" "start" "-a" "c15257d9aa9085be649a7f72682fba088e6514d1c3d139bb8a711b1c4f70b1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c15257d9aa9085be649a7f72682fba088e6514d1c3d139bb8a711b1c4f70b1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c15257d9aa9085be649a7f72682fba088e6514d1c3d139bb8a711b1c4f70b1a1", kill_on_drop: false }`
[INFO] [stdout] c15257d9aa9085be649a7f72682fba088e6514d1c3d139bb8a711b1c4f70b1a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 109ff71245c1d7c7d1a6faeadf9627aee238233f01523035a4dea4e2c00942de
[INFO] running `Command { std: "docker" "start" "-a" "109ff71245c1d7c7d1a6faeadf9627aee238233f01523035a4dea4e2c00942de", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking bstr v0.2.9
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]     Checking csv v1.1.2
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]     Checking sudachiclone v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/dictionary_lib/word_id_table.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |         self.bytes[(offset + i * 4)],
[INFO] [stdout]    |                    ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -         self.bytes[(offset + i * 4)],
[INFO] [stdout] 22 +         self.bytes[offset + i * 4 ],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/dictionary_lib/word_id_table.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |         self.bytes[(offset + i * 4 + 1)],
[INFO] [stdout]    |                    ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -         self.bytes[(offset + i * 4 + 1)],
[INFO] [stdout] 23 +         self.bytes[offset + i * 4 + 1 ],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/dictionary_lib/word_id_table.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |         self.bytes[(offset + i * 4 + 2)],
[INFO] [stdout]    |                    ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -         self.bytes[(offset + i * 4 + 2)],
[INFO] [stdout] 24 +         self.bytes[offset + i * 4 + 2 ],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/dictionary_lib/word_id_table.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |         self.bytes[(offset + i * 4 + 3)],
[INFO] [stdout]    |                    ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -         self.bytes[(offset + i * 4 + 3)],
[INFO] [stdout] 25 +         self.bytes[offset + i * 4 + 3 ],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/dictionary_lib/word_id_table.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |         self.bytes[(offset + i * 4)],
[INFO] [stdout]    |                    ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -         self.bytes[(offset + i * 4)],
[INFO] [stdout] 22 +         self.bytes[offset + i * 4 ],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/dictionary_lib/word_id_table.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |         self.bytes[(offset + i * 4 + 1)],
[INFO] [stdout]    |                    ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -         self.bytes[(offset + i * 4 + 1)],
[INFO] [stdout] 23 +         self.bytes[offset + i * 4 + 1 ],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/dictionary_lib/word_id_table.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |         self.bytes[(offset + i * 4 + 2)],
[INFO] [stdout]    |                    ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -         self.bytes[(offset + i * 4 + 2)],
[INFO] [stdout] 24 +         self.bytes[offset + i * 4 + 2 ],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/dictionary_lib/word_id_table.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |         self.bytes[(offset + i * 4 + 3)],
[INFO] [stdout]    |                    ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -         self.bytes[(offset + i * 4 + 3)],
[INFO] [stdout] 25 +         self.bytes[offset + i * 4 + 3 ],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/config.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |       PathBuf::from_str(&here)?
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |       PathBuf::from_str(&here)?
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |         .or_else(|| match PathBuf::from_str(file!()) {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/config.rs:82:7
[INFO] [stdout]    |
[INFO] [stdout] 82 |       PathBuf::from_str(d)?
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:82:7
[INFO] [stdout]    |
[INFO] [stdout] 82 |       PathBuf::from_str(d)?
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/config.rs:215:18
[INFO] [stdout]     |
[INFO] [stdout] 215 |     ok_or_io_err(PathBuf::from_str(&src_path)?.parent(), "NotFoundParentDir")?.join("sudachidict");
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/config.rs:215:18
[INFO] [stdout]     |
[INFO] [stdout] 215 |     ok_or_io_err(PathBuf::from_str(&src_path)?.parent(), "NotFoundParentDir")?.join("sudachidict");
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/config.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 |   Ok(PathBuf::from_str(&dict_path)?.join("resources/system.dic"))
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/config.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 |   Ok(PathBuf::from_str(&dict_path)?.join("resources/system.dic"))
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/morpheme_list.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn iter(&self) -> MorphemeIterator {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn iter(&self) -> MorphemeIterator<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, SimpleOovPluginSetupErr>, SimpleOovPlugin>
[INFO] [stdout]   --> src/plugin/oov_provider_plugin.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(OovProviderPlugin::SimpleOovPlugin(SimpleOovPlugin::setup(
[INFO] [stdout]    |  _____________________________________________^
[INFO] [stdout] 80 | |         json_obj, grammar,
[INFO] [stdout] 81 | |       )?))
[INFO] [stdout]    | |________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SimpleOovPlugin, SimpleOovPluginSetupErr>
[INFO] [stdout]   --> src/plugin/oov_provider_plugin.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(OovProviderPlugin::SimpleOovPlugin(SimpleOovPlugin::setup(
[INFO] [stdout]    |  _____________________________________________^
[INFO] [stdout] 80 | |         json_obj, grammar,
[INFO] [stdout] 81 | |       )?))
[INFO] [stdout]    | |_______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SimpleOovPlugin, SimpleOovPluginSetupErr>
[INFO] [stdout]   --> src/plugin/simple_oov_plugin.rs:28:57
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ) -> Result<SimpleOovPlugin, SimpleOovPluginSetupErr> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 29 | |     let left_id = get_u64_by_key(json_obj, "leftId") as u32;
[INFO] [stdout] 30 | |     let right_id = get_u64_by_key(json_obj, "rightId") as u32;
[INFO] [stdout] 31 | |     let cost = get_i64_by_key(json_obj, "cost") as i32;
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     })
[INFO] [stdout] 52 | |   }
[INFO] [stdout]    | |___^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SimpleOovPlugin, SimpleOovPluginSetupErr>
[INFO] [stdout]   --> src/plugin/simple_oov_plugin.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | /     Ok(SimpleOovPlugin {
[INFO] [stdout] 47 | |       left_id,
[INFO] [stdout] 48 | |       right_id,
[INFO] [stdout] 49 | |       cost,
[INFO] [stdout] 50 | |       oov_pos_id,
[INFO] [stdout] 51 | |     })
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/tokenizer.rs:89:33
[INFO] [stdout]    |
[INFO] [stdout] 89 |           process_oov(oov_plugin.deref(), input, i, &mut has_words, &mut lattice);
[INFO] [stdout]    |                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `OovProviderPlugin` does not implement `Deref`, so calling `deref` on `&OovProviderPlugin` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 89 -           process_oov(oov_plugin.deref(), input, i, &mut has_words, &mut lattice);
[INFO] [stdout] 89 +           process_oov(oov_plugin, input, i, &mut has_words, &mut lattice);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `OovProviderPlugin`, implement `Clone` for it
[INFO] [stdout]   --> src/plugin/oov_provider_plugin.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 + #[derive(Clone)]
[INFO] [stdout] 14 | pub enum OovProviderPlugin {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/tokenizer.rs:94:33
[INFO] [stdout]    |
[INFO] [stdout] 94 |           process_oov(oov_plugin.deref(), input, i, &mut has_words, &mut lattice);
[INFO] [stdout]    |                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `OovProviderPlugin` does not implement `Deref`, so calling `deref` on `&OovProviderPlugin` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 94 -           process_oov(oov_plugin.deref(), input, i, &mut has_words, &mut lattice);
[INFO] [stdout] 94 +           process_oov(oov_plugin, input, i, &mut has_words, &mut lattice);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `OovProviderPlugin`, implement `Clone` for it
[INFO] [stdout]   --> src/plugin/oov_provider_plugin.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 + #[derive(Clone)]
[INFO] [stdout] 14 | pub enum OovProviderPlugin {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/tokenizer.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |         panic!(format!("there is no morpheme at {}", i));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 98 -         panic!(format!("there is no morpheme at {}", i));
[INFO] [stdout] 98 +         panic!("there is no morpheme at {}", i);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utf8_input_text.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn get_substring(&self, start: usize, end: usize) -> Result<Cow<str>, ()>;
[INFO] [stdout]    |                    ^^^^^ the lifetime is elided here          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn get_substring(&self, start: usize, end: usize) -> Result<Cow<'_, str>, ()>;
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utf8_input_text.rs:75:20
[INFO] [stdout]    |
[INFO] [stdout] 75 |   fn get_substring(&self, start: usize, end: usize) -> Result<Cow<str>, ()> {
[INFO] [stdout]    |                    ^^^^^ the lifetime is elided here          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 75 |   fn get_substring(&self, start: usize, end: usize) -> Result<Cow<'_, str>, ()> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudachiclone` (lib) due to 13 previous errors; 10 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/config.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |       PathBuf::from_str(&here)?
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |       PathBuf::from_str(&here)?
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |         .or_else(|| match PathBuf::from_str(file!()) {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/config.rs:82:7
[INFO] [stdout]    |
[INFO] [stdout] 82 |       PathBuf::from_str(d)?
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:82:7
[INFO] [stdout]    |
[INFO] [stdout] 82 |       PathBuf::from_str(d)?
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/config.rs:215:18
[INFO] [stdout]     |
[INFO] [stdout] 215 |     ok_or_io_err(PathBuf::from_str(&src_path)?.parent(), "NotFoundParentDir")?.join("sudachidict");
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/config.rs:215:18
[INFO] [stdout]     |
[INFO] [stdout] 215 |     ok_or_io_err(PathBuf::from_str(&src_path)?.parent(), "NotFoundParentDir")?.join("sudachidict");
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/config.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 |   Ok(PathBuf::from_str(&dict_path)?.join("resources/system.dic"))
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/config.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 |   Ok(PathBuf::from_str(&dict_path)?.join("resources/system.dic"))
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/dictionary_lib/character_category.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     PathBuf::from_str(file!())
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/dictionary_lib/dictionary_header.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         PathBuf::from_str(file!())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/dictionary_lib/double_array_lexicon.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         PathBuf::from_str(file!())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/morpheme_list.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn iter(&self) -> MorphemeIterator {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn iter(&self) -> MorphemeIterator<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/plugin/default_input_text_plugin.rs:179:5
[INFO] [stdout]     |
[INFO] [stdout] 179 |     PathBuf::from_str(file!())
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/plugin/default_input_text_plugin.rs:224:27
[INFO] [stdout]     |
[INFO] [stdout] 224 |     config.resource_dir = PathBuf::from_str(file!())
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/plugin/mecab_oov_plugin.rs:317:22
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn get_substring(&self, start: usize, end: usize) -> Result<Cow<str>, ()> {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn get_substring(&self, start: usize, end: usize) -> Result<Cow<'_, str>, ()> {
[INFO] [stdout]     |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, SimpleOovPluginSetupErr>, SimpleOovPlugin>
[INFO] [stdout]   --> src/plugin/oov_provider_plugin.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(OovProviderPlugin::SimpleOovPlugin(SimpleOovPlugin::setup(
[INFO] [stdout]    |  _____________________________________________^
[INFO] [stdout] 80 | |         json_obj, grammar,
[INFO] [stdout] 81 | |       )?))
[INFO] [stdout]    | |________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SimpleOovPlugin, SimpleOovPluginSetupErr>
[INFO] [stdout]   --> src/plugin/oov_provider_plugin.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(OovProviderPlugin::SimpleOovPlugin(SimpleOovPlugin::setup(
[INFO] [stdout]    |  _____________________________________________^
[INFO] [stdout] 80 | |         json_obj, grammar,
[INFO] [stdout] 81 | |       )?))
[INFO] [stdout]    | |_______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/plugin/prolonged_soundmark_input_text_plugin.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         PathBuf::from_str(file!())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SimpleOovPlugin, SimpleOovPluginSetupErr>
[INFO] [stdout]   --> src/plugin/simple_oov_plugin.rs:28:57
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ) -> Result<SimpleOovPlugin, SimpleOovPluginSetupErr> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 29 | |     let left_id = get_u64_by_key(json_obj, "leftId") as u32;
[INFO] [stdout] 30 | |     let right_id = get_u64_by_key(json_obj, "rightId") as u32;
[INFO] [stdout] 31 | |     let cost = get_i64_by_key(json_obj, "cost") as i32;
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     })
[INFO] [stdout] 52 | |   }
[INFO] [stdout]    | |___^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SimpleOovPlugin, SimpleOovPluginSetupErr>
[INFO] [stdout]   --> src/plugin/simple_oov_plugin.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | /     Ok(SimpleOovPlugin {
[INFO] [stdout] 47 | |       left_id,
[INFO] [stdout] 48 | |       right_id,
[INFO] [stdout] 49 | |       cost,
[INFO] [stdout] 50 | |       oov_pos_id,
[INFO] [stdout] 51 | |     })
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/tokenizer.rs:89:33
[INFO] [stdout]    |
[INFO] [stdout] 89 |           process_oov(oov_plugin.deref(), input, i, &mut has_words, &mut lattice);
[INFO] [stdout]    |                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `OovProviderPlugin` does not implement `Deref`, so calling `deref` on `&OovProviderPlugin` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 89 -           process_oov(oov_plugin.deref(), input, i, &mut has_words, &mut lattice);
[INFO] [stdout] 89 +           process_oov(oov_plugin, input, i, &mut has_words, &mut lattice);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `OovProviderPlugin`, implement `Clone` for it
[INFO] [stdout]   --> src/plugin/oov_provider_plugin.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 + #[derive(Clone)]
[INFO] [stdout] 14 | pub enum OovProviderPlugin {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/tokenizer.rs:94:33
[INFO] [stdout]    |
[INFO] [stdout] 94 |           process_oov(oov_plugin.deref(), input, i, &mut has_words, &mut lattice);
[INFO] [stdout]    |                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `OovProviderPlugin` does not implement `Deref`, so calling `deref` on `&OovProviderPlugin` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 94 -           process_oov(oov_plugin.deref(), input, i, &mut has_words, &mut lattice);
[INFO] [stdout] 94 +           process_oov(oov_plugin, input, i, &mut has_words, &mut lattice);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `OovProviderPlugin`, implement `Clone` for it
[INFO] [stdout]   --> src/plugin/oov_provider_plugin.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 + #[derive(Clone)]
[INFO] [stdout] 14 | pub enum OovProviderPlugin {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/tokenizer.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |         panic!(format!("there is no morpheme at {}", i));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 98 -         panic!(format!("there is no morpheme at {}", i));
[INFO] [stdout] 98 +         panic!("there is no morpheme at {}", i);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/tokenizer.rs:234:24
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let resource_dir = PathBuf::from_str(file!())
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utf8_input_text.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn get_substring(&self, start: usize, end: usize) -> Result<Cow<str>, ()>;
[INFO] [stdout]    |                    ^^^^^ the lifetime is elided here          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn get_substring(&self, start: usize, end: usize) -> Result<Cow<'_, str>, ()>;
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utf8_input_text.rs:75:20
[INFO] [stdout]    |
[INFO] [stdout] 75 |   fn get_substring(&self, start: usize, end: usize) -> Result<Cow<str>, ()> {
[INFO] [stdout]    |                    ^^^^^ the lifetime is elided here          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 75 |   fn get_substring(&self, start: usize, end: usize) -> Result<Cow<'_, str>, ()> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/utf8_input_text_builder.rs:234:7
[INFO] [stdout]     |
[INFO] [stdout] 234 |       PathBuf::from_str(file!())
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudachiclone` (lib test) due to 21 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "109ff71245c1d7c7d1a6faeadf9627aee238233f01523035a4dea4e2c00942de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109ff71245c1d7c7d1a6faeadf9627aee238233f01523035a4dea4e2c00942de", kill_on_drop: false }`
[INFO] [stdout] 109ff71245c1d7c7d1a6faeadf9627aee238233f01523035a4dea4e2c00942de