[INFO] fetching crate cskk 3.1.4...
[INFO] checking cskk-3.1.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cskk 3.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate cskk 3.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cskk 3.1.4
[INFO] tweaked toml for crates.io crate cskk 3.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cskk 3.1.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 415 packages to latest compatible versions
[INFO] [stderr]       Adding cargo-c v0.9.32+cargo-0.79.0 (available: v0.10.18+cargo-0.92.0)
[INFO] [stderr]       Adding crypto-common v0.1.6 (available: v0.1.7)
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.8)
[INFO] [stderr]       Adding gix-object v0.41.0 (available: v0.41.1)
[INFO] [stderr]       Adding gix-refspec v0.22.0 (available: v0.22.1)
[INFO] [stderr]       Adding gix-revision v0.26.0 (available: v0.26.1)
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding toml v0.7.8 (available: v0.9.8)
[INFO] [stderr]       Adding xdg v2.5.2 (available: v3.0.0)
[INFO] [stderr]       Adding xkbcommon v0.5.1 (available: v0.9.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3e2a45de5b49629bb56e5a3c2f861c1f72d764ce9f596a7d93f48280d35ce178
[INFO] running `Command { std: "docker" "start" "-a" "3e2a45de5b49629bb56e5a3c2f861c1f72d764ce9f596a7d93f48280d35ce178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e2a45de5b49629bb56e5a3c2f861c1f72d764ce9f596a7d93f48280d35ce178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2a45de5b49629bb56e5a3c2f861c1f72d764ce9f596a7d93f48280d35ce178", kill_on_drop: false }`
[INFO] [stdout] 3e2a45de5b49629bb56e5a3c2f861c1f72d764ce9f596a7d93f48280d35ce178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fa2eab11c301e48e02193eadd59a169668cd411fc2ea8bd50ac427e2b93bec98
[INFO] running `Command { std: "docker" "start" "-a" "fa2eab11c301e48e02193eadd59a169668cd411fc2ea8bd50ac427e2b93bec98", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking memmap2 v0.7.1
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking xkbcommon v0.5.1
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling serde_with_macros v3.15.1
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking serde_with v3.15.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling enum-display-derive v0.1.1
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking cskk v3.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dictionary/mod.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let mut matched_numbers: Vec<String>;
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dictionary/mod.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let mut matched_numbers: Vec<String>;
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_read_only` is never used
[INFO] [stdout]    --> src/dictionary/mod.rs:514:8
[INFO] [stdout]     |
[INFO] [stdout] 510 | pub(crate) trait Dictionary {
[INFO] [stdout]     |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 514 |     fn is_read_only(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_annotation` is never used
[INFO] [stdout]  --> src/dictionary/dictionary_candidate.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(in crate::dictionary) trait DictionaryEntry {
[INFO] [stdout]   |                                 --------------- method in this trait
[INFO] [stdout] 7 |     fn get_kouho_text(&self) -> &str;
[INFO] [stdout] 8 |     fn get_annotation(&self) -> &Option<String>;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinkedListIterMut` is never constructed
[INFO] [stdout]    --> src/dictionary/lru_ordered_map.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct LinkedListIterMut<'a, K: 'a, V: 'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dictionary/dictionary_parser.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub(in crate::dictionary) fn entry(input: &str) -> IResult<&str, DictEntryPrototype> {
[INFO] [stdout]    |                                           ^^^^             ^^^^  ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                           |                |
[INFO] [stdout]    |                                           |                the same lifetime is elided here
[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] 39 | pub(in crate::dictionary) fn entry(input: &str) -> IResult<&str, DictEntryPrototype<'_>> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dictionary/dictionary_parser.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn candidates(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype>>> {
[INFO] [stdout]    |                      ^^^^             ^^^^           ^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |                |              |
[INFO] [stdout]    |                      |                |              the same lifetime is elided here
[INFO] [stdout]    |                      |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn candidates(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype<'_>>>> {
[INFO] [stdout]    |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dictionary/dictionary_parser.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn candidate(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype>>> {
[INFO] [stdout]    |                     ^^^^             ^^^^           ^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |                |              |
[INFO] [stdout]    |                     |                |              the same lifetime is elided here
[INFO] [stdout]    |                     |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn candidate(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype<'_>>>> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dictionary/dictionary_parser.rs:98:35
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn strict_okuri_candidates(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype>>> {
[INFO] [stdout]    |                                   ^^^^             ^^^^           ^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                   |                |              |
[INFO] [stdout]    |                                   |                |              the same lifetime is elided here
[INFO] [stdout]    |                                   |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn strict_okuri_candidates(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype<'_>>>> {
[INFO] [stdout]    |                                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dictionary/dictionary_parser.rs:117:37
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn no_strict_okuri_candidate(input: &str) -> IResult<&str, CandidatePrototype> {
[INFO] [stdout]     |                                     ^^^^             ^^^^  ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |                |
[INFO] [stdout]     |                                     |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn no_strict_okuri_candidate(input: &str) -> IResult<&str, CandidatePrototype<'_>> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dictionary/lru_ordered_map.rs:351:24
[INFO] [stdout]     |
[INFO] [stdout] 351 |     pub fn iter_sorted(&self) -> SliceIter<K, V> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 351 |     pub fn iter_sorted(&self) -> SliceIter<'_, K, V> {
[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/rule.rs:157:30
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let rule_directory = PathBuf::from_str(file)?;
[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/rule.rs:157:30
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let rule_directory = PathBuf::from_str(file)?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cskk` (lib test) due to 2 previous errors; 10 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: method `is_read_only` is never used
[INFO] [stdout]    --> src/dictionary/mod.rs:514:8
[INFO] [stdout]     |
[INFO] [stdout] 510 | pub(crate) trait Dictionary {
[INFO] [stdout]     |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 514 |     fn is_read_only(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_annotation` is never used
[INFO] [stdout]  --> src/dictionary/dictionary_candidate.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(in crate::dictionary) trait DictionaryEntry {
[INFO] [stdout]   |                                 --------------- method in this trait
[INFO] [stdout] 7 |     fn get_kouho_text(&self) -> &str;
[INFO] [stdout] 8 |     fn get_annotation(&self) -> &Option<String>;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinkedListIterMut` is never constructed
[INFO] [stdout]    --> src/dictionary/lru_ordered_map.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct LinkedListIterMut<'a, K: 'a, V: 'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dictionary/dictionary_parser.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub(in crate::dictionary) fn entry(input: &str) -> IResult<&str, DictEntryPrototype> {
[INFO] [stdout]    |                                           ^^^^             ^^^^  ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                           |                |
[INFO] [stdout]    |                                           |                the same lifetime is elided here
[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] 39 | pub(in crate::dictionary) fn entry(input: &str) -> IResult<&str, DictEntryPrototype<'_>> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dictionary/dictionary_parser.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn candidates(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype>>> {
[INFO] [stdout]    |                      ^^^^             ^^^^           ^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |                |              |
[INFO] [stdout]    |                      |                |              the same lifetime is elided here
[INFO] [stdout]    |                      |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn candidates(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype<'_>>>> {
[INFO] [stdout]    |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dictionary/dictionary_parser.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn candidate(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype>>> {
[INFO] [stdout]    |                     ^^^^             ^^^^           ^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |                |              |
[INFO] [stdout]    |                     |                |              the same lifetime is elided here
[INFO] [stdout]    |                     |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn candidate(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype<'_>>>> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dictionary/dictionary_parser.rs:98:35
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn strict_okuri_candidates(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype>>> {
[INFO] [stdout]    |                                   ^^^^             ^^^^           ^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                   |                |              |
[INFO] [stdout]    |                                   |                |              the same lifetime is elided here
[INFO] [stdout]    |                                   |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn strict_okuri_candidates(input: &str) -> IResult<&str, BTreeMap<&str, Vec<CandidatePrototype<'_>>>> {
[INFO] [stdout]    |                                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dictionary/dictionary_parser.rs:117:37
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn no_strict_okuri_candidate(input: &str) -> IResult<&str, CandidatePrototype> {
[INFO] [stdout]     |                                     ^^^^             ^^^^  ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |                |
[INFO] [stdout]     |                                     |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn no_strict_okuri_candidate(input: &str) -> IResult<&str, CandidatePrototype<'_>> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dictionary/lru_ordered_map.rs:351:24
[INFO] [stdout]     |
[INFO] [stdout] 351 |     pub fn iter_sorted(&self) -> SliceIter<K, V> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 351 |     pub fn iter_sorted(&self) -> SliceIter<'_, K, V> {
[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/rule.rs:157:30
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let rule_directory = PathBuf::from_str(file)?;
[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/rule.rs:157:30
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let rule_directory = PathBuf::from_str(file)?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cskk` (lib) due to 2 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fa2eab11c301e48e02193eadd59a169668cd411fc2ea8bd50ac427e2b93bec98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2eab11c301e48e02193eadd59a169668cd411fc2ea8bd50ac427e2b93bec98", kill_on_drop: false }`
[INFO] [stdout] fa2eab11c301e48e02193eadd59a169668cd411fc2ea8bd50ac427e2b93bec98
