[INFO] fetching crate perlin 0.1.0...
[INFO] checking perlin-0.1.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate perlin 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate perlin 0.1.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2994100d72a14676911852017a2b7592041f39b14937cc871c5530fe106370c7
[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" "2994100d72a14676911852017a2b7592041f39b14937cc871c5530fe106370c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2994100d72a14676911852017a2b7592041f39b14937cc871c5530fe106370c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2994100d72a14676911852017a2b7592041f39b14937cc871c5530fe106370c7", kill_on_drop: false }`
[INFO] [stdout] 2994100d72a14676911852017a2b7592041f39b14937cc871c5530fe106370c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69bf79b50882f023be4bda30580e6ad1c26173982f6babb5bdf3068452b38ac3
[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" "69bf79b50882f023be4bda30580e6ad1c26173982f6babb5bdf3068452b38ac3", kill_on_drop: false }`
[INFO] [stderr]     Checking perlin v0.1.0 (/opt/rustwide/workdir)
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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: 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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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: use of deprecated macro `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: 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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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: 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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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: use of deprecated macro `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/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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perlin::index::storage`
[INFO] [stdout]  --> benches/utils/mod.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use perlin::index::storage::RamStorage;
[INFO] [stdout]   |                    ^^^^^^^ could not find `storage` in `index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/boolean_index.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/boolean_index.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / lazy_static!{
[INFO] [stdout] 17 | |     pub static ref INDICES: [BooleanIndex<usize>; 3] = [
[INFO] [stdout] 18 | |         prepare_index(1_000, 500), //1.000 documents with 500 terms a 8bytes = 4MB
[INFO] [stdout] 19 | |         prepare_index(10_000, 500), //10.000 documents with 500 terms a 8bytes = 40MB
[INFO] [stdout] 20 | |         prepare_index(1_000, 5000), //1.000 documents with 5000 terms a 8bytes = 40MB
[INFO] [stdout] 21 | |     ];
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `perlin` due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "69bf79b50882f023be4bda30580e6ad1c26173982f6babb5bdf3068452b38ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69bf79b50882f023be4bda30580e6ad1c26173982f6babb5bdf3068452b38ac3", kill_on_drop: false }`
[INFO] [stdout] 69bf79b50882f023be4bda30580e6ad1c26173982f6babb5bdf3068452b38ac3
