[INFO] fetching crate finite-automata 0.1.1...
[INFO] checking finite-automata-0.1.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate finite-automata 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate finite-automata 0.1.1
[INFO] finished tweaking crates.io crate finite-automata 0.1.1
[INFO] tweaked toml for crates.io crate finite-automata 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate finite-automata 0.1.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fb69c7ba2198d77f353c30ac1fc48c5dadadb81f633dda507d064ace850bf66
[INFO] running `Command { std: "docker" "start" "-a" "7fb69c7ba2198d77f353c30ac1fc48c5dadadb81f633dda507d064ace850bf66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fb69c7ba2198d77f353c30ac1fc48c5dadadb81f633dda507d064ace850bf66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb69c7ba2198d77f353c30ac1fc48c5dadadb81f633dda507d064ace850bf66", kill_on_drop: false }`
[INFO] [stdout] 7fb69c7ba2198d77f353c30ac1fc48c5dadadb81f633dda507d064ace850bf66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df73f0ed7441c8b92f301b6a43763dc7f770a63715902bc72367e7b176de74f0
[INFO] running `Command { std: "docker" "start" "-a" "df73f0ed7441c8b92f301b6a43763dc7f770a63715902bc72367e7b176de74f0", kill_on_drop: false }`
[INFO] [stderr]     Checking segment-map v0.1.1
[INFO] [stderr]     Checking finite-automata v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a>;
[INFO] [stdout]    |                          ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                          |                                                                                             |
[INFO] [stdout]    |                          this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a>;
[INFO] [stdout]    |                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/dfa.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]    |                              ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                              |                                                                                             |
[INFO] [stdout]    |                              this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]    |                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/dfa.rs:150:35
[INFO] [stdout]     |
[INFO] [stdout] 150 | ...>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |       ^^                                                                                                                   -----------                 -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |       |                                                                                                                    |
[INFO] [stdout]     |       this lifetime flows to the output                                                                                    the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &'a Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |                                                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/dfa.rs:386:26
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]     |                          ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                          |                                                                                             |
[INFO] [stdout]     |                          this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]     |                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/nfa.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]    |                              ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                              |                                                                                             |
[INFO] [stdout]    |                              this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]    |                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nfa.rs:136:35
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |       ^^                                                                                                                   -----------                 -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |       |                                                                                                                    |
[INFO] [stdout]     |       this lifetime flows to the output                                                                                    the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &'a Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |                                                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nfa.rs:311:26
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]     |                          ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                          |                                                                                             |
[INFO] [stdout]     |                          this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]     |                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/enfa.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]    |                              ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                              |                                                                                             |
[INFO] [stdout]    |                              this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]    |                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/enfa.rs:154:35
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |       ^^                                                                                                                   -----------                 -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |       |                                                                                                                    |
[INFO] [stdout]     |       this lifetime flows to the output                                                                                    the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &'a Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |                                                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/enfa.rs:303:26
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]     |                          ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                          |                                                                                             |
[INFO] [stdout]     |                          this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]     |                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a>;
[INFO] [stdout]    |                          ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                          |                                                                                             |
[INFO] [stdout]    |                          this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a>;
[INFO] [stdout]    |                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/dfa.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]    |                              ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                              |                                                                                             |
[INFO] [stdout]    |                              this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]    |                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/dfa.rs:150:35
[INFO] [stdout]     |
[INFO] [stdout] 150 | ...>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |       ^^                                                                                                                   -----------                 -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |       |                                                                                                                    |
[INFO] [stdout]     |       this lifetime flows to the output                                                                                    the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &'a Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |                                                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/dfa.rs:386:26
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]     |                          ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                          |                                                                                             |
[INFO] [stdout]     |                          this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]     |                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/nfa.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]    |                              ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                              |                                                                                             |
[INFO] [stdout]    |                              this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]    |                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nfa.rs:136:35
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |       ^^                                                                                                                   -----------                 -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |       |                                                                                                                    |
[INFO] [stdout]     |       this lifetime flows to the output                                                                                    the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &'a Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |                                                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nfa.rs:311:26
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]     |                          ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                          |                                                                                             |
[INFO] [stdout]     |                          this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]     |                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/enfa.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]    |                              ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                              |                                                                                             |
[INFO] [stdout]    |                              this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]    |                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/enfa.rs:154:35
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |       ^^                                                                                                                   -----------                 -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |       |                                                                                                                    |
[INFO] [stdout]     |       this lifetime flows to the output                                                                                    the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator<Item = TransitionIndex> + 'a) -> Box<dyn Iterator<Item = (StateIndex, &'a Segment<T>, StateIndex)> + 'a> {
[INFO] [stdout]     |                                                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/enfa.rs:303:26
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &S> + 'a> {
[INFO] [stdout]     |                          ^^                                                                                            --    -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                          |                                                                                             |
[INFO] [stdout]     |                          this lifetime flows to the output                                                             the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn states_slice<'a>(&'a self, state_indices: impl IntoIterator<Item = StateIndex> + 'a) -> Box<dyn Iterator<Item = &'a S> + 'a> {
[INFO] [stdout]     |                                                                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "df73f0ed7441c8b92f301b6a43763dc7f770a63715902bc72367e7b176de74f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df73f0ed7441c8b92f301b6a43763dc7f770a63715902bc72367e7b176de74f0", kill_on_drop: false }`
[INFO] [stdout] df73f0ed7441c8b92f301b6a43763dc7f770a63715902bc72367e7b176de74f0