[INFO] fetching crate abra 0.0.1...
[INFO] building abra-0.0.1 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate abra 0.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate abra 0.0.1 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abra 0.0.1
[INFO] finished tweaking crates.io crate abra 0.0.1
[INFO] tweaked toml for crates.io crate abra 0.0.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded roaring v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 666a1f96ecd366b422008e8d11d2a4062a9d361f196e09ff6fd9465a853c2adb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "666a1f96ecd366b422008e8d11d2a4062a9d361f196e09ff6fd9465a853c2adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666a1f96ecd366b422008e8d11d2a4062a9d361f196e09ff6fd9465a853c2adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666a1f96ecd366b422008e8d11d2a4062a9d361f196e09ff6fd9465a853c2adb", kill_on_drop: false }`
[INFO] [stdout] 666a1f96ecd366b422008e8d11d2a4062a9d361f196e09ff6fd9465a853c2adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fcb09d7083fab183f33096f03939bdf8250d3b7b89fac297e988a64bee058a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9fcb09d7083fab183f33096f03939bdf8250d3b7b89fac297e988a64bee058a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling roaring v0.4.2
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling abra v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/tokenizers/mod.rs:22:57
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn initialise<'a>(&self, input: &'a str) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/lowercase.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/lowercase.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a>) -> LowercaseFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/ngram.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/ngram.rs:18:28
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a >, min_size: usize, max_size: usize, edge: Edge) -> NGramFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/asciifolding.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/asciifolding.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a >) -> ASCIIFoldingFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/mod.rs:25:45
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn initialise<'a>(&self, input: Box<Iterator<Item=Token> + 'a>) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/mod.rs:25:80
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn initialise<'a>(&self, input: Box<Iterator<Item=Token> + 'a>) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/store/memory.rs:167:61
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn iter_terms(&'a self, field_name: &str) -> Option<Box<Iterator<Item=&'a [u8]> + 'a>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a [u8]> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/store/mod.rs:16:61
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn iter_terms(&'a self, field_name: &str) -> Option<Box<Iterator<Item=&'a [u8]> + 'a>>;
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a [u8]> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TF_IDF` should have an upper camel case name
[INFO] [stdout]  --> src/similarity.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     TF_IDF,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `TfIdf`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scorer`
[INFO] [stdout]    --> src/query/mod.rs:123:64
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Query::MatchTerm{ref field, ref term, ref matcher, ref scorer} => {
[INFO] [stdout]     |                                                                ^^^^^^^^^^ help: try ignoring the field: `scorer: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boost`
[INFO] [stdout]    --> src/query/mod.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 |             Query::Boost{ref query, boost} => {
[INFO] [stdout]     |                                     ^^^^^ help: try ignoring the field: `boost: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scorer`
[INFO] [stdout]    --> src/query_set.rs:227:60
[INFO] [stdout]     |
[INFO] [stdout] 227 |         Query::MatchTerm{ref field, ref term, ref matcher, ref scorer} => {
[INFO] [stdout]     |                                                            ^^^^^^^^^^ help: try ignoring the field: `scorer: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `queries`
[INFO] [stdout]    --> src/query_set.rs:320:29
[INFO] [stdout]     |
[INFO] [stdout] 320 |         Query::NDisjunction{ref queries, minimum_should_match} => {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: try ignoring the field: `queries: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `minimum_should_match`
[INFO] [stdout]    --> src/query_set.rs:320:42
[INFO] [stdout]     |
[INFO] [stdout] 320 |         Query::NDisjunction{ref queries, minimum_should_match} => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `minimum_should_match: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boost`
[INFO] [stdout]    --> src/query_set.rs:351:33
[INFO] [stdout]     |
[INFO] [stdout] 351 |         Query::Boost{ref query, boost} => {
[INFO] [stdout]     |                                 ^^^^^ help: try ignoring the field: `boost: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/analysis/tokenizers/standard.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Some(mut word) => {
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/analysis/filters/ngram.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         let mut ngram_generator = NGramGenerator::new(&word, self.min_size, self.max_size, self.edge);
[INFO] [stdout]    |                             ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/store/memory.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 let mut term = field.terms.get_mut(&term_bytes).unwrap();
[INFO] [stdout]    |                     ----^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/request.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut iterator = build_iterator_from_query(index_reader, &self.query);
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.45s
[INFO] running `Command { std: "docker" "inspect" "9fcb09d7083fab183f33096f03939bdf8250d3b7b89fac297e988a64bee058a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcb09d7083fab183f33096f03939bdf8250d3b7b89fac297e988a64bee058a6", kill_on_drop: false }`
[INFO] [stdout] 9fcb09d7083fab183f33096f03939bdf8250d3b7b89fac297e988a64bee058a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 602a82c2cae021844146e949919f0ec4e0997c43834b5bad502c73bbd9ddfe82
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "602a82c2cae021844146e949919f0ec4e0997c43834b5bad502c73bbd9ddfe82", kill_on_drop: false }`
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/tokenizers/mod.rs:22:57
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn initialise<'a>(&self, input: &'a str) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/lowercase.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/lowercase.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a>) -> LowercaseFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/ngram.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/ngram.rs:18:28
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a >, min_size: usize, max_size: usize, edge: Edge) -> NGramFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/asciifolding.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/asciifolding.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a >) -> ASCIIFoldingFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/mod.rs:25:45
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn initialise<'a>(&self, input: Box<Iterator<Item=Token> + 'a>) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling abra v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/mod.rs:25:80
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn initialise<'a>(&self, input: Box<Iterator<Item=Token> + 'a>) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/store/memory.rs:167:61
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn iter_terms(&'a self, field_name: &str) -> Option<Box<Iterator<Item=&'a [u8]> + 'a>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a [u8]> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/store/mod.rs:16:61
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn iter_terms(&'a self, field_name: &str) -> Option<Box<Iterator<Item=&'a [u8]> + 'a>>;
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a [u8]> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TF_IDF` should have an upper camel case name
[INFO] [stdout]  --> src/similarity.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     TF_IDF,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `TfIdf`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scorer`
[INFO] [stdout]    --> src/query/mod.rs:123:64
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Query::MatchTerm{ref field, ref term, ref matcher, ref scorer} => {
[INFO] [stdout]     |                                                                ^^^^^^^^^^ help: try ignoring the field: `scorer: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boost`
[INFO] [stdout]    --> src/query/mod.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 |             Query::Boost{ref query, boost} => {
[INFO] [stdout]     |                                     ^^^^^ help: try ignoring the field: `boost: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scorer`
[INFO] [stdout]    --> src/query_set.rs:227:60
[INFO] [stdout]     |
[INFO] [stdout] 227 |         Query::MatchTerm{ref field, ref term, ref matcher, ref scorer} => {
[INFO] [stdout]     |                                                            ^^^^^^^^^^ help: try ignoring the field: `scorer: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `queries`
[INFO] [stdout]    --> src/query_set.rs:320:29
[INFO] [stdout]     |
[INFO] [stdout] 320 |         Query::NDisjunction{ref queries, minimum_should_match} => {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: try ignoring the field: `queries: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `minimum_should_match`
[INFO] [stdout]    --> src/query_set.rs:320:42
[INFO] [stdout]     |
[INFO] [stdout] 320 |         Query::NDisjunction{ref queries, minimum_should_match} => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `minimum_should_match: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boost`
[INFO] [stdout]    --> src/query_set.rs:351:33
[INFO] [stdout]     |
[INFO] [stdout] 351 |         Query::Boost{ref query, boost} => {
[INFO] [stdout]     |                                 ^^^^^ help: try ignoring the field: `boost: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/analysis/tokenizers/standard.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Some(mut word) => {
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/analysis/filters/ngram.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         let mut ngram_generator = NGramGenerator::new(&word, self.min_size, self.max_size, self.edge);
[INFO] [stdout]    |                             ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/store/memory.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 let mut term = field.terms.get_mut(&term_bytes).unwrap();
[INFO] [stdout]    |                     ----^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/request.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut iterator = build_iterator_from_query(index_reader, &self.query);
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `term::Term`
[INFO] [stdout]    --> src/analysis/ngram_generator.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     use term::Term;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token::Token`
[INFO] [stdout]    --> src/analysis/ngram_generator.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     use token::Token;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/tokenizers/mod.rs:22:57
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn initialise<'a>(&self, input: &'a str) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/lowercase.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/lowercase.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a>) -> LowercaseFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/analysis/filters/lowercase.rs:56:71
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let token_filter = LowercaseFilter::new(Box::new(tokens.drain((..))));
[INFO] [stdout]    |                                                                       ^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/analysis/filters/lowercase.rs:73:71
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let token_filter = LowercaseFilter::new(Box::new(tokens.drain((..))));
[INFO] [stdout]    |                                                                       ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/ngram.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/ngram.rs:18:28
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a >, min_size: usize, max_size: usize, edge: Edge) -> NGramFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/analysis/filters/ngram.rs:74:67
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let token_filter = NGramFilter::new(Box::new(tokens.drain((..))), 2, 3, Edge::Neither);
[INFO] [stdout]    |                                                                   ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/analysis/filters/ngram.rs:95:67
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let token_filter = NGramFilter::new(Box::new(tokens.drain((..))), 2, 3, Edge::Left);
[INFO] [stdout]    |                                                                   ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/analysis/filters/ngram.rs:112:67
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let token_filter = NGramFilter::new(Box::new(tokens.drain((..))), 2, 1000, Edge::Left);
[INFO] [stdout]     |                                                                   ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/analysis/filters/ngram.rs:130:67
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let token_filter = NGramFilter::new(Box::new(tokens.drain((..))), 2, 3, Edge::Right);
[INFO] [stdout]     |                                                                   ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/analysis/filters/asciifolding.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |     tokens: Box<Iterator<Item=Token> + 'a>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/asciifolding.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(tokens: Box<Iterator<Item=Token> +'a >) -> ASCIIFoldingFilter<'a> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> +'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/analysis/filters/asciifolding.rs:55:74
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let token_filter = ASCIIFoldingFilter::new(Box::new(tokens.drain((..))));
[INFO] [stdout]    |                                                                          ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/analysis/filters/asciifolding.rs:70:74
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let token_filter = ASCIIFoldingFilter::new(Box::new(tokens.drain((..))));
[INFO] [stdout]    |                                                                          ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/mod.rs:25:45
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn initialise<'a>(&self, input: Box<Iterator<Item=Token> + 'a>) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/filters/mod.rs:25:80
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn initialise<'a>(&self, input: Box<Iterator<Item=Token> + 'a>) -> Box<Iterator<Item=Token> + 'a> {
[INFO] [stdout]    |                                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Token> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/store/memory.rs:167:61
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn iter_terms(&'a self, field_name: &str) -> Option<Box<Iterator<Item=&'a [u8]> + 'a>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a [u8]> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MemoryIndexStoreReader`
[INFO] [stdout]    --> src/store/memory.rs:237:35
[INFO] [stdout]     |
[INFO] [stdout] 237 |     use super::{MemoryIndexStore, MemoryIndexStoreReader};
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/store/mod.rs:16:61
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn iter_terms(&'a self, field_name: &str) -> Option<Box<Iterator<Item=&'a [u8]> + 'a>>;
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a [u8]> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TF_IDF` should have an upper camel case name
[INFO] [stdout]  --> src/similarity.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     TF_IDF,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `TfIdf`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scorer`
[INFO] [stdout]    --> src/query/mod.rs:123:64
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Query::MatchTerm{ref field, ref term, ref matcher, ref scorer} => {
[INFO] [stdout]     |                                                                ^^^^^^^^^^ help: try ignoring the field: `scorer: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boost`
[INFO] [stdout]    --> src/query/mod.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 |             Query::Boost{ref query, boost} => {
[INFO] [stdout]     |                                     ^^^^^ help: try ignoring the field: `boost: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scorer`
[INFO] [stdout]    --> src/query_set.rs:227:60
[INFO] [stdout]     |
[INFO] [stdout] 227 |         Query::MatchTerm{ref field, ref term, ref matcher, ref scorer} => {
[INFO] [stdout]     |                                                            ^^^^^^^^^^ help: try ignoring the field: `scorer: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `queries`
[INFO] [stdout]    --> src/query_set.rs:320:29
[INFO] [stdout]     |
[INFO] [stdout] 320 |         Query::NDisjunction{ref queries, minimum_should_match} => {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: try ignoring the field: `queries: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `minimum_should_match`
[INFO] [stdout]    --> src/query_set.rs:320:42
[INFO] [stdout]     |
[INFO] [stdout] 320 |         Query::NDisjunction{ref queries, minimum_should_match} => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `minimum_should_match: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boost`
[INFO] [stdout]    --> src/query_set.rs:351:33
[INFO] [stdout]     |
[INFO] [stdout] 351 |         Query::Boost{ref query, boost} => {
[INFO] [stdout]     |                                 ^^^^^ help: try ignoring the field: `boost: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/analysis/tokenizers/standard.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Some(mut word) => {
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/analysis/filters/ngram.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         let mut ngram_generator = NGramGenerator::new(&word, self.min_size, self.max_size, self.edge);
[INFO] [stdout]    |                             ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/store/memory.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 let mut term = field.terms.get_mut(&term_bytes).unwrap();
[INFO] [stdout]    |                     ----^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/request.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut iterator = build_iterator_from_query(index_reader, &self.query);
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "602a82c2cae021844146e949919f0ec4e0997c43834b5bad502c73bbd9ddfe82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "602a82c2cae021844146e949919f0ec4e0997c43834b5bad502c73bbd9ddfe82", kill_on_drop: false }`
[INFO] [stdout] 602a82c2cae021844146e949919f0ec4e0997c43834b5bad502c73bbd9ddfe82
