[INFO] crate sophia 0.1.0 is already in cache
[INFO] extracting crate sophia 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/sophia/0.1.0
[INFO] extracting crate sophia 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sophia/0.1.0
[INFO] validating manifest of sophia-0.1.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sophia-0.1.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sophia-0.1.0
[INFO] finished frobbing sophia-0.1.0
[INFO] frobbed toml for sophia-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/sophia/0.1.0/Cargo.toml
[INFO] started frobbing sophia-0.1.0
[INFO] finished frobbing sophia-0.1.0
[INFO] frobbed toml for sophia-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sophia/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting sophia-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/sophia/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ba38cc56081df40fa9f3f5ec57963be346a9866cb68bae5a46ddb45f208dc479
[INFO] running `"docker" "start" "-a" "ba38cc56081df40fa9f3f5ec57963be346a9866cb68bae5a46ddb45f208dc479"`
[INFO] [stderr]     Checking weak-table v0.2.3
[INFO] [stderr]     Checking resiter v0.2.0
[INFO] [stderr]    Compiling language-tag v0.9.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking sophia v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/parsers/nt.rs:35:18
[INFO] [stderr]    |
[INFO] [stderr] 35 | const _GRAMMAR: &'static str = include_str!("nt.pest");
[INFO] [stderr]    |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/streams.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         return sink.finish().as_downstream()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `sink.finish().as_downstream()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/term/iri_rfc3987.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 | const _GRAMMAR: &'static str = include_str!("iri_rfc3987.pest");
[INFO] [stderr]   |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/term/iri_data.rs:163:16
[INFO] [stderr]     |
[INFO] [stderr] 163 |           } else {
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 164 | |             if let Some(npos) = ns.rfind(&sep[..]) {
[INFO] [stderr] 165 | |                 IriData {
[INFO] [stderr] 166 | |                     ns: factory(&ns[..npos+1]),
[INFO] [stderr] ...   |
[INFO] [stderr] 176 | |             }
[INFO] [stderr] 177 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 163 |         } else if let Some(npos) = ns.rfind(&sep[..]) {
[INFO] [stderr] 164 |     IriData {
[INFO] [stderr] 165 |         ns: factory(&ns[..npos+1]),
[INFO] [stderr] 166 |         suffix: Some(factory(&ns[npos+1..])),
[INFO] [stderr] 167 |         absolute,
[INFO] [stderr] 168 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/parsers/nt.rs:35:18
[INFO] [stderr]    |
[INFO] [stderr] 35 | const _GRAMMAR: &'static str = include_str!("nt.pest");
[INFO] [stderr]    |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/streams.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         return sink.finish().as_downstream()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `sink.finish().as_downstream()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/term/iri_rfc3987.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 | const _GRAMMAR: &'static str = include_str!("iri_rfc3987.pest");
[INFO] [stderr]   |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/term/iri_data.rs:163:16
[INFO] [stderr]     |
[INFO] [stderr] 163 |           } else {
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 164 | |             if let Some(npos) = ns.rfind(&sep[..]) {
[INFO] [stderr] 165 | |                 IriData {
[INFO] [stderr] 166 | |                     ns: factory(&ns[..npos+1]),
[INFO] [stderr] ...   |
[INFO] [stderr] 176 | |             }
[INFO] [stderr] 177 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 163 |         } else if let Some(npos) = ns.rfind(&sep[..]) {
[INFO] [stderr] 164 |     IriData {
[INFO] [stderr] 165 |         ns: factory(&ns[..npos+1]),
[INFO] [stderr] 166 |         suffix: Some(factory(&ns[npos+1..])),
[INFO] [stderr] 167 |         absolute,
[INFO] [stderr] 168 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/graph/index.rs:248:5
[INFO] [stderr]     |
[INFO] [stderr] 248 | /     fn iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self> {
[INFO] [stderr] 249 | |         Box::from(
[INFO] [stderr] 250 | |             self.triples.iter()
[INFO] [stderr] 251 | |             .map(move |(si, pi, oi)| Ok((
[INFO] [stderr] ...   |
[INFO] [stderr] 256 | |         )
[INFO] [stderr] 257 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/graph/inmem/wrapper.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     fn gw_iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self::Wrapped> {
[INFO] [stderr] 31 | |         self.get_wrapped().iter()
[INFO] [stderr] 32 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/graph/inmem/spo_wrapper.rs:21:11
[INFO] [stderr]    |
[INFO] [stderr] 21 |     sp2o: HashMap<(T::Index, T::Index), Vec<T::Index>>,
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/graph/inmem/spo_wrapper.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |                         self.sp2o.get(&(si, *pi)).unwrap(),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.sp2o[&(si, *pi)]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/graph/inmem/spo_wrapper.rs:101:27
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 let min = self.s2p.get(&si).unwrap().len();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.s2p[&si]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/graph/inmem/spo_wrapper.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 let nb = self.sp2o.get(&(si, pi)).unwrap().len();
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.sp2o[&(si, pi)]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/graph/inmem/wrapper.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 | /         fn iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self> {
[INFO] [stderr] 165 | |             GraphWrapper::gw_iter(self)
[INFO] [stderr] 166 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/graph/inmem/spo_wrapper.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |       impl_graph_for_wrapper!();
[INFO] [stderr]     |       -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/graph/inmem/spo_wrapper.rs:152:47
[INFO] [stderr]     |
[INFO] [stderr] 152 |             self.s2p.entry(si).or_insert_with(|| Vec::new()).push(pi);
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/graph/inmem/spo_wrapper.rs:153:54
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.sp2o.entry((si, pi)).or_insert_with(|| Vec::new()).push(oi);
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/graph/inmem/ops_wrapper.rs:21:11
[INFO] [stderr]    |
[INFO] [stderr] 21 |     po2s: HashMap<(T::Index, T::Index), Vec<T::Index>>,
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/graph/inmem/ops_wrapper.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                         self.po2s.get(&(*pi, oi)).unwrap(),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.po2s[&(*pi, oi)]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/graph/inmem/ops_wrapper.rs:101:27
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 let min = self.o2p.get(&oi).unwrap().len();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.o2p[&oi]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/graph/inmem/ops_wrapper.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 let nb = self.po2s.get(&(pi, oi)).unwrap().len();
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.po2s[&(pi, oi)]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/graph/inmem/wrapper.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 | /         fn iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self> {
[INFO] [stderr] 165 | |             GraphWrapper::gw_iter(self)
[INFO] [stderr] 166 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/graph/inmem/ops_wrapper.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |       impl_graph_for_wrapper!();
[INFO] [stderr]     |       -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/graph/inmem/ops_wrapper.rs:152:47
[INFO] [stderr]     |
[INFO] [stderr] 152 |             self.o2p.entry(oi).or_insert_with(|| Vec::new()).push(pi);
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/graph/inmem/ops_wrapper.rs:153:54
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.po2s.entry((pi, oi)).or_insert_with(|| Vec::new()).push(si);
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: impl for `HashSet` should be generalized over different hashers
[INFO] [stderr]   --> src/graph/ext_impl.rs:48:19
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl<T> Graph for HashSet<T> where
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::implicit_hasher)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#implicit_hasher
[INFO] [stderr] help: consider adding a type parameter
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl<T, S: ::std::hash::BuildHasher> Graph for HashSet<T, S> where
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: impl for `HashSet` should be generalized over different hashers
[INFO] [stderr]   --> src/graph/ext_impl.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 66 | impl MutableGraph for HashSet<(BoxTerm, BoxTerm, BoxTerm)> where
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#implicit_hasher
[INFO] [stderr] help: consider adding a type parameter
[INFO] [stderr]    |
[INFO] [stderr] 66 | impl<S: ::std::hash::BuildHasher> MutableGraph for HashSet<(BoxTerm, BoxTerm, BoxTerm), S> where
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: impl for `HashSet` should be generalized over different hashers
[INFO] [stderr]   --> src/graph/ext_impl.rs:90:22
[INFO] [stderr]    |
[INFO] [stderr] 90 | impl<T> SetGraph for HashSet<(Term<T>, Term<T>, Term<T>)> where
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#implicit_hasher
[INFO] [stderr] help: consider adding a type parameter
[INFO] [stderr]    |
[INFO] [stderr] 90 | impl<T, S: ::std::hash::BuildHasher> SetGraph for HashSet<(Term<T>, Term<T>, Term<T>), S> where
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/graph/traits.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self>;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/graph/traits.rs:152:47
[INFO] [stderr]     |
[INFO] [stderr] 152 |               (Some(s), Some(p), Some(o))    => Box::from(
[INFO] [stderr]     |  _______________________________________________^
[INFO] [stderr] 153 | |                 self.iter_for_spo(s, p, o))
[INFO] [stderr]     | |___________________________________________^ help: consider removing `Box::from()`: `self.iter_for_spo(s, p, o)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/parsers/common.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 | /         pub fn parse_str<'a>(txt: &'a str) -> $str_parser {
[INFO] [stderr] 31 | |             Config::default().parse_str(txt)
[INFO] [stderr] 32 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/parsers/nt.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 |   def_default_parser_api!(IoParser, StrParser);
[INFO] [stderr]    |   --------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/parsers/nt.rs:104:16
[INFO] [stderr]     |
[INFO] [stderr] 104 |             if line.len() == 0
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/parsers/nt.rs:105:38
[INFO] [stderr]     |
[INFO] [stderr] 105 |             || line.as_bytes()[0] == '#' as u8 {
[INFO] [stderr]     |                                      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'#'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parsers/nt.rs:111:26
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 .map_err(|err| Downstream(err))?;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Downstream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parsers/nt.rs:114:22
[INFO] [stderr]     |
[INFO] [stderr] 114 |             .map_err(|err| Downstream(err))
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Downstream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parsers/nt.rs:149:26
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 .map_err(|err| Downstream(err))?;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Downstream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parsers/nt.rs:152:22
[INFO] [stderr]     |
[INFO] [stderr] 152 |             .map_err(|err| Downstream(err))
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Downstream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/serializers/nt.rs:75:21
[INFO] [stderr]    |
[INFO] [stderr] 75 |         w.write_all(" ".as_bytes())?;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b" "`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/serializers/nt.rs:77:21
[INFO] [stderr]    |
[INFO] [stderr] 77 |         w.write_all(" ".as_bytes())?;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b" "`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:100:25
[INFO] [stderr]     |
[INFO] [stderr] 100 |             w.write_all("<".as_bytes())?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"<"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:102:25
[INFO] [stderr]     |
[INFO] [stderr] 102 |             w.write_all(">".as_bytes())?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b">"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:105:25
[INFO] [stderr]     |
[INFO] [stderr] 105 |             w.write_all("_:".as_bytes())?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"_:"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:123:29
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 w.write_all("^^<".as_bytes())?;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"^^<"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:125:29
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 w.write_all(">".as_bytes())?;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b">"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:129:25
[INFO] [stderr]     |
[INFO] [stderr] 129 |             w.write_all("?".as_bytes())?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"?"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:159:35
[INFO] [stderr]     |
[INFO] [stderr] 159 |             '\n' => { w.write_all(r"\n".as_bytes())?; }
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `br"\n"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:160:35
[INFO] [stderr]     |
[INFO] [stderr] 160 |             '\r' => { w.write_all(r"\r".as_bytes())?; }
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `br"\r"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:162:35
[INFO] [stderr]     |
[INFO] [stderr] 162 |             '\\' => { w.write_all(r"\\".as_bytes())?; }
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `br"\\"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/serializers/nt.rs:172:23
[INFO] [stderr]     |
[INFO] [stderr] 172 |         if val < 10 { ('0' as u8) + val }
[INFO] [stderr]     |                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'0'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/serializers/nt.rs:173:23
[INFO] [stderr]     |
[INFO] [stderr] 173 |         else        { ('a' as u8) + val }
[INFO] [stderr]     |                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'a'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:175:17
[INFO] [stderr]     |
[INFO] [stderr] 175 |     w.write_all("_".as_bytes())?;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"_"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:182:17
[INFO] [stderr]     |
[INFO] [stderr] 182 |     w.write_all("_:_".as_bytes())?;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"_:_"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/streams.rs:77:29
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn wrap_as_oks(self) -> Map<Self, fn(T) -> Result<T, Never>>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/streams.rs:83:29
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn wrap_as_oks(self) -> Map<Self, fn(T) -> Result<T, Never>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/term/iri_rfc3987.rs:90:24
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     if subpair.as_str().len() > 0 {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!subpair.as_str().is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:160:20
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 if iri_ref.path.len() == 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `iri_ref.path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:180:43
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn merge<'a> (base: &ParsedIri<'a>, path: &Vec<&'a str>) -> Vec<&'a str> {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^ help: change this to: `&[&'a str]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:182:36
[INFO] [stderr]     |
[INFO] [stderr] 182 |     if base.authority.is_some() && base.path.len() == 0 {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `base.path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:185:14
[INFO] [stderr]     |
[INFO] [stderr] 185 |     v.extend(base.path.iter().take(base.path.len()-1).map(|txt| *txt));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `base.path.iter().take(base.path.len()-1).cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:186:14
[INFO] [stderr]     |
[INFO] [stderr] 186 |     v.extend(path.iter().map(|txt| *txt));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `path.iter().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:191:8
[INFO] [stderr]     |
[INFO] [stderr] 191 |     if path.len() == 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/term/convert.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let dt = xsd::string.clone();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `xsd::string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: item `term::iri_data::IriData<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/term/iri_data.rs:27:1
[INFO] [stderr]     |
[INFO] [stderr] 27  | / impl<T> IriData<T> where
[INFO] [stderr] 28  | |     T: Borrow<str>,
[INFO] [stderr] 29  | | {
[INFO] [stderr] 30  | |     /// The length of this IRI.
[INFO] [stderr] ...   |
[INFO] [stderr] 185 | |     }
[INFO] [stderr] 186 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/term/iri_data.rs:141:41
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 new_ns.push_str(&suffix[..spos+1]);
[INFO] [stderr]     |                                         ^^^^^^^^ help: use: `..=spos`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/term/iri_data.rs:152:37
[INFO] [stderr]     |
[INFO] [stderr] 152 |                     ns: factory(&ns[..npos+1]),
[INFO] [stderr]     |                                     ^^^^^^^^ help: use: `..=npos`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/term/iri_data.rs:166:37
[INFO] [stderr]     |
[INFO] [stderr] 166 |                     ns: factory(&ns[..npos+1]),
[INFO] [stderr]     |                                     ^^^^^^^^ help: use: `..=npos`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/term/literal_kind.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     pub fn normalized_with<'a, U, F> (other: &'a LiteralKind<U>, mut factory: F, norm: Normalization) -> LiteralKind<T> where
[INFO] [stderr] 32 | |         U: Borrow<str>,
[INFO] [stderr] 33 | |         F: FnMut(&str) -> T,
[INFO] [stderr] 34 | |     {
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/term/mod.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 | /     pub fn normalized_with<'a, U, F> (other: &'a Term<U>, mut factory: F, norm: Normalization) -> Term<T> where
[INFO] [stderr] 222 | |         U: Borrow<str>,
[INFO] [stderr] 223 | |         F: FnMut(&str) -> T,
[INFO] [stderr] 224 | |     {
[INFO] [stderr] ...   |
[INFO] [stderr] 233 | |         }
[INFO] [stderr] 234 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]    --> src/term/mod.rs:343:23
[INFO] [stderr]     |
[INFO] [stderr] 343 |     pub fn batch_join<'a, F, U> (&self, task: F) where
[INFO] [stderr]     |                       ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::extra_unused_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/graph/index.rs:248:5
[INFO] [stderr]     |
[INFO] [stderr] 248 | /     fn iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self> {
[INFO] [stderr] 249 | |         Box::from(
[INFO] [stderr] 250 | |             self.triples.iter()
[INFO] [stderr] 251 | |             .map(move |(si, pi, oi)| Ok((
[INFO] [stderr] ...   |
[INFO] [stderr] 256 | |         )
[INFO] [stderr] 257 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/graph/inmem/wrapper.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     fn gw_iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self::Wrapped> {
[INFO] [stderr] 31 | |         self.get_wrapped().iter()
[INFO] [stderr] 32 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/graph/inmem/spo_wrapper.rs:21:11
[INFO] [stderr]    |
[INFO] [stderr] 21 |     sp2o: HashMap<(T::Index, T::Index), Vec<T::Index>>,
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/graph/inmem/spo_wrapper.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |                         self.sp2o.get(&(si, *pi)).unwrap(),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.sp2o[&(si, *pi)]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/graph/inmem/spo_wrapper.rs:101:27
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 let min = self.s2p.get(&si).unwrap().len();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.s2p[&si]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/graph/inmem/spo_wrapper.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 let nb = self.sp2o.get(&(si, pi)).unwrap().len();
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.sp2o[&(si, pi)]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/graph/inmem/wrapper.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 | /         fn iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self> {
[INFO] [stderr] 165 | |             GraphWrapper::gw_iter(self)
[INFO] [stderr] 166 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/graph/inmem/spo_wrapper.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |       impl_graph_for_wrapper!();
[INFO] [stderr]     |       -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/graph/inmem/spo_wrapper.rs:152:47
[INFO] [stderr]     |
[INFO] [stderr] 152 |             self.s2p.entry(si).or_insert_with(|| Vec::new()).push(pi);
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/graph/inmem/spo_wrapper.rs:153:54
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.sp2o.entry((si, pi)).or_insert_with(|| Vec::new()).push(oi);
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/graph/inmem/ops_wrapper.rs:21:11
[INFO] [stderr]    |
[INFO] [stderr] 21 |     po2s: HashMap<(T::Index, T::Index), Vec<T::Index>>,
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/graph/inmem/ops_wrapper.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                         self.po2s.get(&(*pi, oi)).unwrap(),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.po2s[&(*pi, oi)]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/graph/inmem/ops_wrapper.rs:101:27
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 let min = self.o2p.get(&oi).unwrap().len();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.o2p[&oi]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/graph/inmem/ops_wrapper.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 let nb = self.po2s.get(&(pi, oi)).unwrap().len();
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.po2s[&(pi, oi)]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/graph/inmem/wrapper.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 | /         fn iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self> {
[INFO] [stderr] 165 | |             GraphWrapper::gw_iter(self)
[INFO] [stderr] 166 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/graph/inmem/ops_wrapper.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |       impl_graph_for_wrapper!();
[INFO] [stderr]     |       -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/graph/inmem/ops_wrapper.rs:152:47
[INFO] [stderr]     |
[INFO] [stderr] 152 |             self.o2p.entry(oi).or_insert_with(|| Vec::new()).push(pi);
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/graph/inmem/ops_wrapper.rs:153:54
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.po2s.entry((pi, oi)).or_insert_with(|| Vec::new()).push(si);
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 46
[INFO] [stderr]    --> src/graph/inmem/term_index_u.rs:147:1
[INFO] [stderr]     |
[INFO] [stderr] 147 | / fn test_term_index() {
[INFO] [stderr] 148 | |     use ::term::factory::RcTermFactory;
[INFO] [stderr] 149 | |     let mut ti = TermIndexU::<u16, RcTermFactory>::default();
[INFO] [stderr] 150 | |     assert_eq!(ti.next_free, 0);
[INFO] [stderr] ...   |
[INFO] [stderr] 214 | |     assert_eq!(ti.next_free, 4);
[INFO] [stderr] 215 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: impl for `HashSet` should be generalized over different hashers
[INFO] [stderr]   --> src/graph/ext_impl.rs:48:19
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl<T> Graph for HashSet<T> where
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::implicit_hasher)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#implicit_hasher
[INFO] [stderr] help: consider adding a type parameter
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl<T, S: ::std::hash::BuildHasher> Graph for HashSet<T, S> where
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: impl for `HashSet` should be generalized over different hashers
[INFO] [stderr]   --> src/graph/ext_impl.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 66 | impl MutableGraph for HashSet<(BoxTerm, BoxTerm, BoxTerm)> where
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#implicit_hasher
[INFO] [stderr] help: consider adding a type parameter
[INFO] [stderr]    |
[INFO] [stderr] 66 | impl<S: ::std::hash::BuildHasher> MutableGraph for HashSet<(BoxTerm, BoxTerm, BoxTerm), S> where
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: impl for `HashSet` should be generalized over different hashers
[INFO] [stderr]   --> src/graph/ext_impl.rs:90:22
[INFO] [stderr]    |
[INFO] [stderr] 90 | impl<T> SetGraph for HashSet<(Term<T>, Term<T>, Term<T>)> where
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#implicit_hasher
[INFO] [stderr] help: consider adding a type parameter
[INFO] [stderr]    |
[INFO] [stderr] 90 | impl<T, S: ::std::hash::BuildHasher> SetGraph for HashSet<(Term<T>, Term<T>, Term<T>), S> where
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/graph/traits.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn iter<'a> (&'a self) -> GFallibleTripleIterator<'a, Self>;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/graph/traits.rs:152:47
[INFO] [stderr]     |
[INFO] [stderr] 152 |               (Some(s), Some(p), Some(o))    => Box::from(
[INFO] [stderr]     |  _______________________________________________^
[INFO] [stderr] 153 | |                 self.iter_for_spo(s, p, o))
[INFO] [stderr]     | |___________________________________________^ help: consider removing `Box::from()`: `self.iter_for_spo(s, p, o)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/parsers/common.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 | /         match parse(rule, val) {
[INFO] [stderr] 216 | |             Ok(pairs) => {
[INFO] [stderr] 217 | |                 let v: Vec<_> = pairs.collect();
[INFO] [stderr] 218 | |                 if v.len() != 1 { continue }
[INFO] [stderr] ...   |
[INFO] [stderr] 223 | |             Err(_) => {} // pass
[INFO] [stderr] 224 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 215 |         if let Ok(pairs) = parse(rule, val) {
[INFO] [stderr] 216 |     let v: Vec<_> = pairs.collect();
[INFO] [stderr] 217 |     if v.len() != 1 { continue }
[INFO] [stderr] 218 |     let span = v[0].as_span();
[INFO] [stderr] 219 |     if span.start() != 0 || span.end() != val.len() { continue }
[INFO] [stderr] 220 |     assert!(false, format!("unexpected match {:?}", val))
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/parsers/common.rs:269:9
[INFO] [stderr]     |
[INFO] [stderr] 269 | /         fn test<'a> (txt: &'a str) -> Result<String, String> {
[INFO] [stderr] 270 | |             // parsing a triple just to test that unescape_str works with an offset > 0.
[INFO] [stderr] 271 | |             let triple = format!("<> <> {}.", txt);
[INFO] [stderr] 272 | |             let mut pairs = PestNtParser::parse(Rule::triple, &triple[..]).unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 283 | |             .map_err(|err| format!("{:?}", err))
[INFO] [stderr] 284 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]    --> src/parsers/common.rs:274:26
[INFO] [stderr]     |
[INFO] [stderr] 274 |             let object = pairs.skip(2).next().unwrap();
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/parsers/common.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 | /         pub fn parse_str<'a>(txt: &'a str) -> $str_parser {
[INFO] [stderr] 31 | |             Config::default().parse_str(txt)
[INFO] [stderr] 32 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/parsers/nt.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 |   def_default_parser_api!(IoParser, StrParser);
[INFO] [stderr]    |   --------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/parsers/nt.rs:104:16
[INFO] [stderr]     |
[INFO] [stderr] 104 |             if line.len() == 0
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/parsers/nt.rs:105:38
[INFO] [stderr]     |
[INFO] [stderr] 105 |             || line.as_bytes()[0] == '#' as u8 {
[INFO] [stderr]     |                                      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'#'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parsers/nt.rs:111:26
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 .map_err(|err| Downstream(err))?;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Downstream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parsers/nt.rs:114:22
[INFO] [stderr]     |
[INFO] [stderr] 114 |             .map_err(|err| Downstream(err))
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Downstream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parsers/nt.rs:149:26
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 .map_err(|err| Downstream(err))?;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Downstream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parsers/nt.rs:152:22
[INFO] [stderr]     |
[INFO] [stderr] 152 |             .map_err(|err| Downstream(err))
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Downstream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/serializers/nt.rs:75:21
[INFO] [stderr]    |
[INFO] [stderr] 75 |         w.write_all(" ".as_bytes())?;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b" "`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/serializers/nt.rs:77:21
[INFO] [stderr]    |
[INFO] [stderr] 77 |         w.write_all(" ".as_bytes())?;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b" "`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:100:25
[INFO] [stderr]     |
[INFO] [stderr] 100 |             w.write_all("<".as_bytes())?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"<"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:102:25
[INFO] [stderr]     |
[INFO] [stderr] 102 |             w.write_all(">".as_bytes())?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b">"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:105:25
[INFO] [stderr]     |
[INFO] [stderr] 105 |             w.write_all("_:".as_bytes())?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"_:"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:123:29
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 w.write_all("^^<".as_bytes())?;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"^^<"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:125:29
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 w.write_all(">".as_bytes())?;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b">"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:129:25
[INFO] [stderr]     |
[INFO] [stderr] 129 |             w.write_all("?".as_bytes())?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"?"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:159:35
[INFO] [stderr]     |
[INFO] [stderr] 159 |             '\n' => { w.write_all(r"\n".as_bytes())?; }
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `br"\n"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:160:35
[INFO] [stderr]     |
[INFO] [stderr] 160 |             '\r' => { w.write_all(r"\r".as_bytes())?; }
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `br"\r"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:162:35
[INFO] [stderr]     |
[INFO] [stderr] 162 |             '\\' => { w.write_all(r"\\".as_bytes())?; }
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `br"\\"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/serializers/nt.rs:172:23
[INFO] [stderr]     |
[INFO] [stderr] 172 |         if val < 10 { ('0' as u8) + val }
[INFO] [stderr]     |                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'0'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/serializers/nt.rs:173:23
[INFO] [stderr]     |
[INFO] [stderr] 173 |         else        { ('a' as u8) + val }
[INFO] [stderr]     |                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'a'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:175:17
[INFO] [stderr]     |
[INFO] [stderr] 175 |     w.write_all("_".as_bytes())?;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"_"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/serializers/nt.rs:182:17
[INFO] [stderr]     |
[INFO] [stderr] 182 |     w.write_all("_:_".as_bytes())?;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"_:_"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/streams.rs:77:29
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn wrap_as_oks(self) -> Map<Self, fn(T) -> Result<T, Never>>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/streams.rs:83:29
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn wrap_as_oks(self) -> Map<Self, fn(T) -> Result<T, Never>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/term/iri_rfc3987.rs:90:24
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     if subpair.as_str().len() > 0 {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!subpair.as_str().is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:160:20
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 if iri_ref.path.len() == 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `iri_ref.path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:180:43
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn merge<'a> (base: &ParsedIri<'a>, path: &Vec<&'a str>) -> Vec<&'a str> {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^ help: change this to: `&[&'a str]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:182:36
[INFO] [stderr]     |
[INFO] [stderr] 182 |     if base.authority.is_some() && base.path.len() == 0 {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `base.path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:185:14
[INFO] [stderr]     |
[INFO] [stderr] 185 |     v.extend(base.path.iter().take(base.path.len()-1).map(|txt| *txt));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `base.path.iter().take(base.path.len()-1).cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:186:14
[INFO] [stderr]     |
[INFO] [stderr] 186 |     v.extend(path.iter().map(|txt| *txt));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `path.iter().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:191:8
[INFO] [stderr]     |
[INFO] [stderr] 191 |     if path.len() == 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/term/iri_rfc3987.rs:499:26
[INFO] [stderr]     |
[INFO] [stderr] 499 |     const POSITIVE_IRIS: &[(&str, (bool, Option<&str>, Option<&str>, &[&str], Option<&str>, Option<&str>))] = &[
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/term/convert.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let dt = xsd::string.clone();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `xsd::string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: item `term::iri_data::IriData<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/term/iri_data.rs:27:1
[INFO] [stderr]     |
[INFO] [stderr] 27  | / impl<T> IriData<T> where
[INFO] [stderr] 28  | |     T: Borrow<str>,
[INFO] [stderr] 29  | | {
[INFO] [stderr] 30  | |     /// The length of this IRI.
[INFO] [stderr] ...   |
[INFO] [stderr] 185 | |     }
[INFO] [stderr] 186 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/term/iri_data.rs:141:41
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 new_ns.push_str(&suffix[..spos+1]);
[INFO] [stderr]     |                                         ^^^^^^^^ help: use: `..=spos`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/term/iri_data.rs:152:37
[INFO] [stderr]     |
[INFO] [stderr] 152 |                     ns: factory(&ns[..npos+1]),
[INFO] [stderr]     |                                     ^^^^^^^^ help: use: `..=npos`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/term/iri_data.rs:166:37
[INFO] [stderr]     |
[INFO] [stderr] 166 |                     ns: factory(&ns[..npos+1]),
[INFO] [stderr]     |                                     ^^^^^^^^ help: use: `..=npos`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/term/literal_kind.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     pub fn normalized_with<'a, U, F> (other: &'a LiteralKind<U>, mut factory: F, norm: Normalization) -> LiteralKind<T> where
[INFO] [stderr] 32 | |         U: Borrow<str>,
[INFO] [stderr] 33 | |         F: FnMut(&str) -> T,
[INFO] [stderr] 34 | |     {
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/term/mod.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 | /     pub fn normalized_with<'a, U, F> (other: &'a Term<U>, mut factory: F, norm: Normalization) -> Term<T> where
[INFO] [stderr] 222 | |         U: Borrow<str>,
[INFO] [stderr] 223 | |         F: FnMut(&str) -> T,
[INFO] [stderr] 224 | |     {
[INFO] [stderr] ...   |
[INFO] [stderr] 233 | |         }
[INFO] [stderr] 234 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]    --> src/term/mod.rs:343:23
[INFO] [stderr]     |
[INFO] [stderr] 343 |     pub fn batch_join<'a, F, U> (&self, task: F) where
[INFO] [stderr]     |                       ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::extra_unused_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/term/test.rs:57:44
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let i2 = IriData::normalized_with(&i1, |txt| String::from(txt), norm);
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `String::from`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/term/test.rs:73:22
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let sf1 = if sf1.len() == 0 { None } else { Some(*sf1) };
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `sf1.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/term/test.rs:74:22
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let sf2 = if sf2.len() == 0 { None } else { Some(String::from(*sf2)) };
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `sf2.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/term/test.rs:77:48
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let i2 = IriData::normalized_with(&i1, |txt| String::from(txt), norm);
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `String::from`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.76s
[INFO] running `"docker" "inspect" "ba38cc56081df40fa9f3f5ec57963be346a9866cb68bae5a46ddb45f208dc479"`
[INFO] running `"docker" "rm" "-f" "ba38cc56081df40fa9f3f5ec57963be346a9866cb68bae5a46ddb45f208dc479"`
[INFO] [stdout] ba38cc56081df40fa9f3f5ec57963be346a9866cb68bae5a46ddb45f208dc479