[INFO] updating cached repository owtotwo/rcbc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/owtotwo/rcbc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/owtotwo/rcbc" "work/ex/clippy-test-run/sources/stable/gh/owtotwo/rcbc"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/owtotwo/rcbc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/owtotwo/rcbc" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/owtotwo/rcbc"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/owtotwo/rcbc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0d17bc0b6826d4fa1223b29ca995433e2e69fbb9
[INFO] sha for GitHub repo owtotwo/rcbc: 0d17bc0b6826d4fa1223b29ca995433e2e69fbb9
[INFO] validating manifest of owtotwo/rcbc on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of owtotwo/rcbc on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing owtotwo/rcbc
[INFO] finished frobbing owtotwo/rcbc
[INFO] frobbed toml for owtotwo/rcbc written to work/ex/clippy-test-run/sources/stable/gh/owtotwo/rcbc/Cargo.toml
[INFO] started frobbing owtotwo/rcbc
[INFO] finished frobbing owtotwo/rcbc
[INFO] frobbed toml for owtotwo/rcbc written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/owtotwo/rcbc/Cargo.toml
[INFO] crate owtotwo/rcbc has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting owtotwo/rcbc against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/owtotwo/rcbc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dclippy::into_iter_on_array" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] be1976a5c32706e35ed09b6f46dfe0f582bb2626e9f36047a6eaf18f14e4a4a6
[INFO] running `"docker" "start" "-a" "be1976a5c32706e35ed09b6f46dfe0f582bb2626e9f36047a6eaf18f14e4a4a6"`
[INFO] [stderr]     Checking rcbc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/rcbc/compiler/location.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             line: line,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `line`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/rcbc/compiler/location.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             column: column,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:512:21
[INFO] [stderr]     |
[INFO] [stderr] 512 |         ScanError { line: line, column: column, kind: kind, stray: stray }
[INFO] [stderr]     |                     ^^^^^^^^^^ help: replace it with: `line`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:512:33
[INFO] [stderr]     |
[INFO] [stderr] 512 |         ScanError { line: line, column: column, kind: kind, stray: stray }
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:512:49
[INFO] [stderr]     |
[INFO] [stderr] 512 |         ScanError { line: line, column: column, kind: kind, stray: stray }
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: replace it with: `kind`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:512:61
[INFO] [stderr]     |
[INFO] [stderr] 512 |         ScanError { line: line, column: column, kind: kind, stray: stray }
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^ help: replace it with: `stray`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:120:21
[INFO] [stderr]     |
[INFO] [stderr] 120 |                     kind: kind,
[INFO] [stderr]     |                     ^^^^^^^^^^ help: replace it with: `kind`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:121:21
[INFO] [stderr]     |
[INFO] [stderr] 121 |                     value: value,
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: replace it with: `value`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:122:21
[INFO] [stderr]     |
[INFO] [stderr] 122 |                     location: location,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: replace it with: `location`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:127:21
[INFO] [stderr]     |
[INFO] [stderr] 127 |                     kind: kind,
[INFO] [stderr]     |                     ^^^^^^^^^^ help: replace it with: `kind`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:129:21
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     location: location,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: replace it with: `location`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1436:22
[INFO] [stderr]      |
[INFO] [stderr] 1436 |         ParseError { kind: kind }
[INFO] [stderr]      |                      ^^^^^^^^^^ help: replace it with: `kind`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/rcbc/compiler/location.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             line: line,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `line`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/rcbc/compiler/location.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             column: column,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:512:21
[INFO] [stderr]     |
[INFO] [stderr] 512 |         ScanError { line: line, column: column, kind: kind, stray: stray }
[INFO] [stderr]     |                     ^^^^^^^^^^ help: replace it with: `line`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:512:33
[INFO] [stderr]     |
[INFO] [stderr] 512 |         ScanError { line: line, column: column, kind: kind, stray: stray }
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:512:49
[INFO] [stderr]     |
[INFO] [stderr] 512 |         ScanError { line: line, column: column, kind: kind, stray: stray }
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: replace it with: `kind`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:512:61
[INFO] [stderr]     |
[INFO] [stderr] 512 |         ScanError { line: line, column: column, kind: kind, stray: stray }
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^ help: replace it with: `stray`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:120:21
[INFO] [stderr]     |
[INFO] [stderr] 120 |                     kind: kind,
[INFO] [stderr]     |                     ^^^^^^^^^^ help: replace it with: `kind`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:121:21
[INFO] [stderr]     |
[INFO] [stderr] 121 |                     value: value,
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: replace it with: `value`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:122:21
[INFO] [stderr]     |
[INFO] [stderr] 122 |                     location: location,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: replace it with: `location`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:127:21
[INFO] [stderr]     |
[INFO] [stderr] 127 |                     kind: kind,
[INFO] [stderr]     |                     ^^^^^^^^^^ help: replace it with: `kind`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/rcbc/compiler/token.rs:129:21
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     location: location,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: replace it with: `location`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1436:22
[INFO] [stderr]      |
[INFO] [stderr] 1436 |         ParseError { kind: kind }
[INFO] [stderr]      |                      ^^^^^^^^^^ help: replace it with: `kind`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/rcbc/compiler/ast.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | const INDENT_STRING: &'static str = "    ";
[INFO] [stderr]   |                      -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::location::Location`
[INFO] [stderr]  --> src/rcbc/compiler/type_.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::location::Location;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/compiler/mod.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 | const COMPILER_NAME:    &'static str = "rcbc";
[INFO] [stderr]    |                         -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/compiler/mod.rs:26:26
[INFO] [stderr]    |
[INFO] [stderr] 26 | const COMPILER_VERSION: &'static str = "0.0.1";
[INFO] [stderr]    |                         -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/mod.rs:14:29
[INFO] [stderr]    |
[INFO] [stderr] 14 | const EXT_CFLAT_SOURCE:    &'static str = "cb";
[INFO] [stderr]    |                            -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/mod.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 | const EXT_ASSEMBLY_SOURCE: &'static str = "s" ;
[INFO] [stderr]    |                            -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/mod.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 | const EXT_OBJECT_FILE:     &'static str = "o" ;
[INFO] [stderr]    |                            -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/mod.rs:21:33
[INFO] [stderr]    |
[INFO] [stderr] 21 | const EXECUTABLE_FILE_DEFAULT: &'static str = "a.out";
[INFO] [stderr]    |                                -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/rcbc/compiler/ast.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | const INDENT_STRING: &'static str = "    ";
[INFO] [stderr]   |                      -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::location::Location`
[INFO] [stderr]  --> src/rcbc/compiler/type_.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::location::Location;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/compiler/mod.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 | const COMPILER_NAME:    &'static str = "rcbc";
[INFO] [stderr]    |                         -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/compiler/mod.rs:26:26
[INFO] [stderr]    |
[INFO] [stderr] 26 | const COMPILER_VERSION: &'static str = "0.0.1";
[INFO] [stderr]    |                         -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/mod.rs:14:29
[INFO] [stderr]    |
[INFO] [stderr] 14 | const EXT_CFLAT_SOURCE:    &'static str = "cb";
[INFO] [stderr]    |                            -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/mod.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 | const EXT_ASSEMBLY_SOURCE: &'static str = "s" ;
[INFO] [stderr]    |                            -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/mod.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 | const EXT_OBJECT_FILE:     &'static str = "o" ;
[INFO] [stderr]    |                            -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/rcbc/mod.rs:21:33
[INFO] [stderr]    |
[INFO] [stderr] 21 | const EXECUTABLE_FILE_DEFAULT: &'static str = "a.out";
[INFO] [stderr]    |                                -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:799:48
[INFO] [stderr]     |
[INFO] [stderr] 799 |                             return Ok(Box::new(SizeofTypeNode::new(location, type_, unimplemented!())));
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:805:48
[INFO] [stderr]     |
[INFO] [stderr] 805 |                             return Ok(Box::new(SizeofExprNode::new(location, node, unimplemented!())));
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:815:40
[INFO] [stderr]     |
[INFO] [stderr] 815 |                     return Ok(Box::new(SizeofExprNode::new(location, node, unimplemented!())));
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:824:9
[INFO] [stderr]     |
[INFO] [stderr] 824 |         println!("Unary Found!");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:799:48
[INFO] [stderr]     |
[INFO] [stderr] 799 |                             return Ok(Box::new(SizeofTypeNode::new(location, type_, unimplemented!())));
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:805:48
[INFO] [stderr]     |
[INFO] [stderr] 805 |                             return Ok(Box::new(SizeofExprNode::new(location, node, unimplemented!())));
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:815:40
[INFO] [stderr]     |
[INFO] [stderr] 815 |                     return Ok(Box::new(SizeofExprNode::new(location, node, unimplemented!())));
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:824:9
[INFO] [stderr]     |
[INFO] [stderr] 824 |         println!("Unary Found!");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/rcbc/compiler/scanner.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new(stream: &'a String) -> Scanner<'a> {
[INFO] [stderr]    |                        ^^^^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 85
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 | /     fn scan_reserved_words_or_identifier(&mut self) -> Result<()> {
[INFO] [stderr] 155 | |         let s = self.iter.as_str();
[INFO] [stderr] 156 | |     
[INFO] [stderr] 157 | |         macro_rules! match_keyword {
[INFO] [stderr] ...   |
[INFO] [stderr] 207 | |         self.scan_identifier()
[INFO] [stderr] 208 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/rcbc/compiler/scanner.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new(stream: &'a String) -> Scanner<'a> {
[INFO] [stderr]    |                        ^^^^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 85
[INFO] [stderr]    --> src/rcbc/compiler/scanner.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 | /     fn scan_reserved_words_or_identifier(&mut self) -> Result<()> {
[INFO] [stderr] 155 | |         let s = self.iter.as_str();
[INFO] [stderr] 156 | |     
[INFO] [stderr] 157 | |         macro_rules! match_keyword {
[INFO] [stderr] ...   |
[INFO] [stderr] 207 | |         self.scan_identifier()
[INFO] [stderr] 208 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:145:30
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn new(token_stream: &'a Vec<Token>) -> Parser<'a> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^ help: change this to: `&[Token]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a call to `default`
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:146:24
[INFO] [stderr]     |
[INFO] [stderr] 146 |           let location = token_stream
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 147 | |             .iter()
[INFO] [stderr] 148 | |             .next()
[INFO] [stderr] 149 | |             .map(|x| x.location())
[INFO] [stderr] 150 | |             .unwrap_or(Location::default());
[INFO] [stderr]     | |___________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let location = token_stream
[INFO] [stderr] 147 |             .iter()
[INFO] [stderr] 148 |             .next()
[INFO] [stderr] 149 |             .map(|x| x.location()).unwrap_or_default();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:145:30
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn new(token_stream: &'a Vec<Token>) -> Parser<'a> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^ help: change this to: `&[Token]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a call to `default`
[INFO] [stderr]    --> src/rcbc/compiler/parser.rs:146:24
[INFO] [stderr]     |
[INFO] [stderr] 146 |           let location = token_stream
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 147 | |             .iter()
[INFO] [stderr] 148 | |             .next()
[INFO] [stderr] 149 | |             .map(|x| x.location())
[INFO] [stderr] 150 | |             .unwrap_or(Location::default());
[INFO] [stderr]     | |___________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let location = token_stream
[INFO] [stderr] 147 |             .iter()
[INFO] [stderr] 148 |             .next()
[INFO] [stderr] 149 |             .map(|x| x.location()).unwrap_or_default();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1279:12
[INFO] [stderr]      |
[INFO] [stderr] 1279 |         if normal_cases.len() == 0 && default_case.is_none() {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `normal_cases.is_empty()`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1283:20
[INFO] [stderr]      |
[INFO] [stderr] 1283 |                 if normal_cases.len() > 0 {
[INFO] [stderr]      |                    ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!normal_cases.is_empty()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1300:24
[INFO] [stderr]      |
[INFO] [stderr] 1300 |         let right = if stmts.len() > 0 {
[INFO] [stderr]      |                        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stmts.is_empty()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1314:24
[INFO] [stderr]      |
[INFO] [stderr] 1314 |         let right = if stmts.len() > 0 {
[INFO] [stderr]      |                        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stmts.is_empty()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1279:12
[INFO] [stderr]      |
[INFO] [stderr] 1279 |         if normal_cases.len() == 0 && default_case.is_none() {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `normal_cases.is_empty()`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1283:20
[INFO] [stderr]      |
[INFO] [stderr] 1283 |                 if normal_cases.len() > 0 {
[INFO] [stderr]      |                    ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!normal_cases.is_empty()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1300:24
[INFO] [stderr]      |
[INFO] [stderr] 1300 |         let right = if stmts.len() > 0 {
[INFO] [stderr]      |                        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stmts.is_empty()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]     --> src/rcbc/compiler/parser.rs:1314:24
[INFO] [stderr]      |
[INFO] [stderr] 1314 |         let right = if stmts.len() > 0 {
[INFO] [stderr]      |                        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stmts.is_empty()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/rcbc/compiler/ast.rs:524:35
[INFO] [stderr]     |
[INFO] [stderr] 524 |         } else if value.ends_with("L") {
[INFO] [stderr]     |                                   ^^^ help: try using a char instead: `'L'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/rcbc/compiler/ast.rs:526:35
[INFO] [stderr]     |
[INFO] [stderr] 526 |         } else if value.ends_with("U") {
[INFO] [stderr]     |                                   ^^^ help: try using a char instead: `'U'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/rcbc/compiler/mod.rs:91:44
[INFO] [stderr]    |
[INFO] [stderr] 91 |              .and_then(|mut asm| asm.write("Something...".as_bytes())) ?;
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"Something..."`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/rcbc/compiler/mod.rs:137:27
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn is_dump_tokens(&mut self, is_dump: bool) -> &mut Self {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/rcbc/linker/mod.rs:12:51
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn link<P: AsRef<Path>>(&self, obj_files: &Vec<P>, exec_file: &P) -> Result<(), String> {
[INFO] [stderr]    |                                                   ^^^^^^^ help: change this to: `&[P]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/rcbc/mod.rs:51:15
[INFO] [stderr]    |
[INFO] [stderr] 51 |     } else if matches.free.len() > 0 {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!matches.free.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/rcbc/compiler/ast.rs:524:35
[INFO] [stderr]     |
[INFO] [stderr] 524 |         } else if value.ends_with("L") {
[INFO] [stderr]     |                                   ^^^ help: try using a char instead: `'L'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/rcbc/compiler/ast.rs:526:35
[INFO] [stderr]     |
[INFO] [stderr] 526 |         } else if value.ends_with("U") {
[INFO] [stderr]     |                                   ^^^ help: try using a char instead: `'U'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/rcbc/compiler/mod.rs:91:44
[INFO] [stderr]    |
[INFO] [stderr] 91 |              .and_then(|mut asm| asm.write("Something...".as_bytes())) ?;
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"Something..."`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/rcbc/compiler/mod.rs:137:27
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn is_dump_tokens(&mut self, is_dump: bool) -> &mut Self {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/rcbc/linker/mod.rs:12:51
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn link<P: AsRef<Path>>(&self, obj_files: &Vec<P>, exec_file: &P) -> Result<(), String> {
[INFO] [stderr]    |                                                   ^^^^^^^ help: change this to: `&[P]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/rcbc/mod.rs:51:15
[INFO] [stderr]    |
[INFO] [stderr] 51 |     } else if matches.free.len() > 0 {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!matches.free.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "be1976a5c32706e35ed09b6f46dfe0f582bb2626e9f36047a6eaf18f14e4a4a6"`
[INFO] running `"docker" "rm" "-f" "be1976a5c32706e35ed09b6f46dfe0f582bb2626e9f36047a6eaf18f14e4a4a6"`
[INFO] [stdout] be1976a5c32706e35ed09b6f46dfe0f582bb2626e9f36047a6eaf18f14e4a4a6