[INFO] crate perlin 0.1.0 is already in cache
[INFO] testing perlin-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate perlin 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate perlin 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate perlin 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate perlin 0.1.0
[INFO] tweaked toml for crates.io crate perlin 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02b491ea6a8eec68242b65c8ca73603005140dfa92eb28045adaad5ca3c1dbda
[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" "02b491ea6a8eec68242b65c8ca73603005140dfa92eb28045adaad5ca3c1dbda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02b491ea6a8eec68242b65c8ca73603005140dfa92eb28045adaad5ca3c1dbda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b491ea6a8eec68242b65c8ca73603005140dfa92eb28045adaad5ca3c1dbda", kill_on_drop: false }`
[INFO] [stdout] 02b491ea6a8eec68242b65c8ca73603005140dfa92eb28045adaad5ca3c1dbda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d37df1c6f28615fd57704c6610853bb29b6374fb0b5c59836a5ea57736cf7503
[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" "d37df1c6f28615fd57704c6610853bb29b6374fb0b5c59836a5ea57736cf7503", kill_on_drop: false }`
[INFO] [stderr]    Compiling perlin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let vocab = try!(Self::load_vocabulary(path));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let doc_count = try!(Self::load_statistics(path));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         try!(index.index_documents(documents));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         try!(index.save_vocabulary());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         try!(index.save_statistics());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:129:34
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut vocab_file = try!(OpenOptions::new()
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:150:21
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     try!(vocab_file.write(&byte_buffer));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 try!(vocab_file.write(&byte_buffer));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:166:30
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let mut vocab_file = try!(OpenOptions::new().read(true).open(path.join(VOCAB_FILENAME)));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let metadata = try!(vocab_file.metadata());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         try!(vocab_file.read_to_end(&mut bytes));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:191:39
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let mut statistics_file = try!(OpenOptions::new()
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |             try!(statistics_file.write(&vbyte_encode(self.document_count)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:204:35
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut statistics_file = try!(OpenOptions::new().read(true).open(path.join(STATISTICS_FILENAME)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         try!(statistics_file.read_to_end(&mut bytes));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         try!(index.index_documents(documents));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:294:13
[INFO] [stdout]     |
[INFO] [stdout] 294 |             try!(self.postings.store(term_id, listing));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index::boolean_index::boolean_query::*`
[INFO] [stdout]   --> src/index/boolean_index/query_result_iterator/nary_query_iterator.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use index::boolean_index::boolean_query::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |     postings: Box<Storage<Listing>>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:80:28
[INFO] [stdout]    |
[INFO] [stdout] 80 |     type QueryResult = Box<Iterator<Item = u64>>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u64>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:234:39
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn from_parts(inverted_index: Box<Storage<Listing>>,
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:249:100
[INFO] [stdout]     |
[INFO] [stdout] 249 |     fn index_documents<TDocsIterator, TDocIterator>(&mut self, documents: TDocsIterator) -> Result<(usize)>
[INFO] [stdout]     |                                                                                                    ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:55:23
[INFO] [stdout]     |
[INFO] [stdout] 55  | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/compression.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |     bytes: Box<Iterator<Item = u8> + 'a>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/compression.rs:55:51
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn underlying_iterator(&mut self) -> &mut Iterator<Item = u8> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/mod.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "d37df1c6f28615fd57704c6610853bb29b6374fb0b5c59836a5ea57736cf7503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37df1c6f28615fd57704c6610853bb29b6374fb0b5c59836a5ea57736cf7503", kill_on_drop: false }`
[INFO] [stdout] d37df1c6f28615fd57704c6610853bb29b6374fb0b5c59836a5ea57736cf7503
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa693f113a8b1262b903f8d1fdacc3515a6a51917d7ca7789493fc2c8a0523f1
[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" "fa693f113a8b1262b903f8d1fdacc3515a6a51917d7ca7789493fc2c8a0523f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let vocab = try!(Self::load_vocabulary(path));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let doc_count = try!(Self::load_statistics(path));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         try!(index.index_documents(documents));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         try!(index.save_vocabulary());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         try!(index.save_statistics());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:129:34
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut vocab_file = try!(OpenOptions::new()
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:150:21
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     try!(vocab_file.write(&byte_buffer));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 try!(vocab_file.write(&byte_buffer));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:166:30
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let mut vocab_file = try!(OpenOptions::new().read(true).open(path.join(VOCAB_FILENAME)));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let metadata = try!(vocab_file.metadata());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         try!(vocab_file.read_to_end(&mut bytes));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:191:39
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let mut statistics_file = try!(OpenOptions::new()
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |             try!(statistics_file.write(&vbyte_encode(self.document_count)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:204:35
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut statistics_file = try!(OpenOptions::new().read(true).open(path.join(STATISTICS_FILENAME)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         try!(statistics_file.read_to_end(&mut bytes));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         try!(index.index_documents(documents));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:294:13
[INFO] [stdout]     |
[INFO] [stdout] 294 |             try!(self.postings.store(term_id, listing));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index::boolean_index::boolean_query::*`
[INFO] [stdout]   --> src/index/boolean_index/query_result_iterator/nary_query_iterator.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use index::boolean_index::boolean_query::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |     postings: Box<Storage<Listing>>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:80:28
[INFO] [stdout]    |
[INFO] [stdout] 80 |     type QueryResult = Box<Iterator<Item = u64>>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u64>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:234:39
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn from_parts(inverted_index: Box<Storage<Listing>>,
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:249:100
[INFO] [stdout]     |
[INFO] [stdout] 249 |     fn index_documents<TDocsIterator, TDocIterator>(&mut self, documents: TDocsIterator) -> Result<(usize)>
[INFO] [stdout]     |                                                                                                    ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:55:23
[INFO] [stdout]     |
[INFO] [stdout] 55  | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/compression.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |     bytes: Box<Iterator<Item = u8> + 'a>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/compression.rs:55:51
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn underlying_iterator(&mut self) -> &mut Iterator<Item = u8> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/mod.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling perlin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let vocab = try!(Self::load_vocabulary(path));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let doc_count = try!(Self::load_statistics(path));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         try!(index.index_documents(documents));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         try!(index.save_vocabulary());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         try!(index.save_statistics());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:129:34
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut vocab_file = try!(OpenOptions::new()
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:150:21
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     try!(vocab_file.write(&byte_buffer));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 try!(vocab_file.write(&byte_buffer));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:166:30
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let mut vocab_file = try!(OpenOptions::new().read(true).open(path.join(VOCAB_FILENAME)));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let metadata = try!(vocab_file.metadata());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         try!(vocab_file.read_to_end(&mut bytes));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:191:39
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let mut statistics_file = try!(OpenOptions::new()
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |             try!(statistics_file.write(&vbyte_encode(self.document_count)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:204:35
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut statistics_file = try!(OpenOptions::new().read(true).open(path.join(STATISTICS_FILENAME)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         try!(statistics_file.read_to_end(&mut bytes));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         try!(index.index_documents(documents));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:294:13
[INFO] [stdout]     |
[INFO] [stdout] 294 |             try!(self.postings.store(term_id, listing));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index::boolean_index::boolean_query::*`
[INFO] [stdout]   --> src/index/boolean_index/query_result_iterator/nary_query_iterator.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use index::boolean_index::boolean_query::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |     postings: Box<Storage<Listing>>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/index/boolean_index/mod.rs:80:28
[INFO] [stdout]    |
[INFO] [stdout] 80 |     type QueryResult = Box<Iterator<Item = u64>>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u64>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:234:39
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn from_parts(inverted_index: Box<Storage<Listing>>,
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:249:100
[INFO] [stdout]     |
[INFO] [stdout] 249 |     fn index_documents<TDocsIterator, TDocIterator>(&mut self, documents: TDocsIterator) -> Result<(usize)>
[INFO] [stdout]     |                                                                                                    ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:55:23
[INFO] [stdout]     |
[INFO] [stdout] 55  | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index::boolean_index::boolean_query::*`
[INFO] [stdout]    --> src/index/boolean_index/mod.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 365 |     use index::boolean_index::boolean_query::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/compression.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |     bytes: Box<Iterator<Item = u8> + 'a>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/compression.rs:55:51
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn underlying_iterator(&mut self) -> &mut Iterator<Item = u8> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/storage/mod.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "fa693f113a8b1262b903f8d1fdacc3515a6a51917d7ca7789493fc2c8a0523f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa693f113a8b1262b903f8d1fdacc3515a6a51917d7ca7789493fc2c8a0523f1", kill_on_drop: false }`
[INFO] [stdout] fa693f113a8b1262b903f8d1fdacc3515a6a51917d7ca7789493fc2c8a0523f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b50781f77ff38d521aa261200ce068e4c88cd45cca92487e4de0be11bba5778
[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" "4b50781f77ff38d521aa261200ce068e4c88cd45cca92487e4de0be11bba5778", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/index/boolean_index/mod.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let vocab = try!(Self::load_vocabulary(path));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/index/boolean_index/mod.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let doc_count = try!(Self::load_statistics(path));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         try!(index.index_documents(documents));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |         try!(index.save_vocabulary());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |         try!(index.save_statistics());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:129:34
[INFO] [stderr]     |
[INFO] [stderr] 129 |             let mut vocab_file = try!(OpenOptions::new()
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:150:21
[INFO] [stderr]     |
[INFO] [stderr] 150 |                     try!(vocab_file.write(&byte_buffer));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 try!(vocab_file.write(&byte_buffer));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:166:30
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut vocab_file = try!(OpenOptions::new().read(true).open(path.join(VOCAB_FILENAME)));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:167:24
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let metadata = try!(vocab_file.metadata());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |         try!(vocab_file.read_to_end(&mut bytes));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:191:39
[INFO] [stderr]     |
[INFO] [stderr] 191 |             let mut statistics_file = try!(OpenOptions::new()
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |             try!(statistics_file.write(&vbyte_encode(self.document_count)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:204:35
[INFO] [stderr]     |
[INFO] [stderr] 204 |         let mut statistics_file = try!(OpenOptions::new().read(true).open(path.join(STATISTICS_FILENAME)));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |         try!(statistics_file.read_to_end(&mut bytes));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         try!(index.index_documents(documents));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:294:13
[INFO] [stderr]     |
[INFO] [stderr] 294 |             try!(self.postings.store(term_id, listing));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `index::boolean_index::boolean_query::*`
[INFO] [stderr]   --> src/index/boolean_index/query_result_iterator/nary_query_iterator.rs:5:5
[INFO] [stderr]    |
[INFO] [stderr] 5  | use index::boolean_index::boolean_query::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/index/boolean_index/mod.rs:73:19
[INFO] [stderr]    |
[INFO] [stderr] 73 |     postings: Box<Storage<Listing>>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/index/boolean_index/mod.rs:80:28
[INFO] [stderr]    |
[INFO] [stderr] 80 |     type QueryResult = Box<Iterator<Item = u64>>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:234:39
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn from_parts(inverted_index: Box<Storage<Listing>>,
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:249:100
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn index_documents<TDocsIterator, TDocIterator>(&mut self, documents: TDocsIterator) -> Result<(usize)>
[INFO] [stderr]     |                                                                                                    ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:55:23
[INFO] [stderr]     |
[INFO] [stderr] 55  | #![deny(missing_docs, warnings)]
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_parens)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage/compression.rs:41:16
[INFO] [stderr]    |
[INFO] [stderr] 41 |     bytes: Box<Iterator<Item = u8> + 'a>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage/compression.rs:55:51
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn underlying_iterator(&mut self) -> &mut Iterator<Item = u8> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage/mod.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/index/boolean_index/mod.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let vocab = try!(Self::load_vocabulary(path));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/index/boolean_index/mod.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let doc_count = try!(Self::load_statistics(path));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         try!(index.index_documents(documents));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |         try!(index.save_vocabulary());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |         try!(index.save_statistics());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:129:34
[INFO] [stderr]     |
[INFO] [stderr] 129 |             let mut vocab_file = try!(OpenOptions::new()
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:150:21
[INFO] [stderr]     |
[INFO] [stderr] 150 |                     try!(vocab_file.write(&byte_buffer));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 try!(vocab_file.write(&byte_buffer));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:166:30
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut vocab_file = try!(OpenOptions::new().read(true).open(path.join(VOCAB_FILENAME)));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:167:24
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let metadata = try!(vocab_file.metadata());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |         try!(vocab_file.read_to_end(&mut bytes));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:191:39
[INFO] [stderr]     |
[INFO] [stderr] 191 |             let mut statistics_file = try!(OpenOptions::new()
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |             try!(statistics_file.write(&vbyte_encode(self.document_count)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:204:35
[INFO] [stderr]     |
[INFO] [stderr] 204 |         let mut statistics_file = try!(OpenOptions::new().read(true).open(path.join(STATISTICS_FILENAME)));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |         try!(statistics_file.read_to_end(&mut bytes));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         try!(index.index_documents(documents));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:294:13
[INFO] [stderr]     |
[INFO] [stderr] 294 |             try!(self.postings.store(term_id, listing));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `index::boolean_index::boolean_query::*`
[INFO] [stderr]   --> src/index/boolean_index/query_result_iterator/nary_query_iterator.rs:5:5
[INFO] [stderr]    |
[INFO] [stderr] 5  | use index::boolean_index::boolean_query::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/index/boolean_index/mod.rs:73:19
[INFO] [stderr]    |
[INFO] [stderr] 73 |     postings: Box<Storage<Listing>>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/index/boolean_index/mod.rs:80:28
[INFO] [stderr]    |
[INFO] [stderr] 80 |     type QueryResult = Box<Iterator<Item = u64>>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:234:39
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn from_parts(inverted_index: Box<Storage<Listing>>,
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage<Listing>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:249:100
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn index_documents<TDocsIterator, TDocIterator>(&mut self, documents: TDocsIterator) -> Result<(usize)>
[INFO] [stderr]     |                                                                                                    ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:55:23
[INFO] [stderr]     |
[INFO] [stderr] 55  | #![deny(missing_docs, warnings)]
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_parens)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `index::boolean_index::boolean_query::*`
[INFO] [stderr]    --> src/index/boolean_index/mod.rs:365:9
[INFO] [stderr]     |
[INFO] [stderr] 365 |     use index::boolean_index::boolean_query::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage/compression.rs:41:16
[INFO] [stderr]    |
[INFO] [stderr] 41 |     bytes: Box<Iterator<Item = u8> + 'a>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage/compression.rs:55:51
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn underlying_iterator(&mut self) -> &mut Iterator<Item = u8> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage/mod.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 26 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/perlin-c890e6c5a9b985fc
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test index::boolean_index::query_result_iterator::tests::estimate_length ... ok
[INFO] [stdout] test index::boolean_index::query_builder::tests::nested_and ... ok
[INFO] [stdout] test index::boolean_index::query_builder::tests::and_query ... ok
[INFO] [stdout] test index::boolean_index::query_result_iterator::tests::peek ... ok
[INFO] [stdout] test index::boolean_index::query_builder::tests::not ... ok
[INFO] [stdout] test index::boolean_index::query_builder::tests::in_order ... ok
[INFO] [stdout] test index::boolean_index::tests::and_query ... ok
[INFO] [stdout] test index::boolean_index::tests::indexing ... ok
[INFO] [stdout] test index::boolean_index::tests::empty_query ... ok
[INFO] [stdout] test index::boolean_index::tests::query_atom ... ok
[INFO] [stdout] test index::boolean_index::tests::query_filter ... ok
[INFO] [stdout] test language::tests::non_alphanum ... ok
[INFO] [stdout] test language::tests::lowercase ... ok
[INFO] [stdout] test storage::compression::tests::test_vbyte_encode ... ok
[INFO] [stdout] test language::tests::tokenization ... ok
[INFO] [stdout] test index::boolean_index::tests::or_query ... ok
[INFO] [stdout] test storage::ram_storage::tests::basic ... ok
[INFO] [stdout] test storage::fs_storage::tests::persistence ... ok
[INFO] [stdout] test storage::compression::tests::test_vbyte_decode ... ok
[INFO] [stdout] test storage::fs_storage::tests::basic ... ok
[INFO] [stdout] test index::boolean_index::tests::nary_query ... ok
[INFO] [stdout] test storage::fs_storage::tests::not_found ... ok
[INFO] [stdout] test storage::ram_storage::tests::not_found ... ok
[INFO] [stdout] test index::boolean_index::tests::persistence ... ok
[INFO] [stdout] test index::boolean_index::tests::inorder_query ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/boolean_index-c9cb28d7e58e7cc2
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test build_and_query_persistent_index ... ok
[INFO] [stdout] test build_and_query_volatile_index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/readme_usage-592ea3e6b4b1da9f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests perlin
[INFO] [stderr] error: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/index/boolean_index/mod.rs:249:100
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn index_documents<TDocsIterator, TDocIterator>(&mut self, documents: TDocsIterator) -> Result<(usize)>
[INFO] [stderr]     |                                                                                                    ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:55:23
[INFO] [stderr]     |
[INFO] [stderr] 55  | #![deny(missing_docs, warnings)]
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(unused_parens)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "4b50781f77ff38d521aa261200ce068e4c88cd45cca92487e4de0be11bba5778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b50781f77ff38d521aa261200ce068e4c88cd45cca92487e4de0be11bba5778", kill_on_drop: false }`
[INFO] [stdout] 4b50781f77ff38d521aa261200ce068e4c88cd45cca92487e4de0be11bba5778