[INFO] crate grust 0.3.2 is already in cache
[INFO] extracting crate grust 0.3.2 into work/ex/clippy-test-run/sources/stable/reg/grust/0.3.2
[INFO] extracting crate grust 0.3.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/grust/0.3.2
[INFO] validating manifest of grust-0.3.2 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 grust-0.3.2 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 grust-0.3.2
[INFO] finished frobbing grust-0.3.2
[INFO] frobbed toml for grust-0.3.2 written to work/ex/clippy-test-run/sources/stable/reg/grust/0.3.2/Cargo.toml
[INFO] started frobbing grust-0.3.2
[INFO] finished frobbing grust-0.3.2
[INFO] frobbed toml for grust-0.3.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/grust/0.3.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting grust-0.3.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/grust/0.3.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9fe813dfaa04c1c09eca29f193c7646d137dd60fb54e9e93931aaaefa3cf010a
[INFO] running `"docker" "start" "-a" "9fe813dfaa04c1c09eca29f193c7646d137dd60fb54e9e93931aaaefa3cf010a"`
[INFO] [stderr]    Compiling glib-2-0-sys v0.46.4
[INFO] [stderr]    Compiling gobject-2-0-sys v0.46.4
[INFO] [stderr]     Checking gtypes v0.2.0
[INFO] [stderr]     Checking grust v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/error.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Error { ptr: ptr }
[INFO] [stderr]     |                 ^^^^^^^^ help: replace it with: `ptr`
[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/flags.rs:42:39
[INFO] [stderr]    |
[INFO] [stderr] 42 |         UnknownFlags { actual: flags, known_mask: known_mask }
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `known_mask`
[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/gstr.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |         OwnedGStr { ptr: ptr }
[INFO] [stderr]    |                     ^^^^^^^^ help: replace it with: `ptr`
[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/mainloop.rs:290:26
[INFO] [stderr]     |
[INFO] [stderr] 290 |             LoopRunner { mainloop: mainloop }
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^ help: replace it with: `mainloop`
[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/error.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Error { ptr: ptr }
[INFO] [stderr]     |                 ^^^^^^^^ help: replace it with: `ptr`
[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/flags.rs:42:39
[INFO] [stderr]    |
[INFO] [stderr] 42 |         UnknownFlags { actual: flags, known_mask: known_mask }
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `known_mask`
[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/gstr.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |         OwnedGStr { ptr: ptr }
[INFO] [stderr]    |                     ^^^^^^^^ help: replace it with: `ptr`
[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/mainloop.rs:290:26
[INFO] [stderr]     |
[INFO] [stderr] 290 |             LoopRunner { mainloop: mainloop }
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^ help: replace it with: `mainloop`
[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: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/util.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/util.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/util.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/util.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/flags.rs:45:19
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn actual(&self) -> guint { self.actual }
[INFO] [stderr]    |                   ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/flags.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn unknown(&self) -> guint { self.actual & !self.known_mask }
[INFO] [stderr]    |                    ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/flags.rs:47:18
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn known(&self) -> guint { self.actual & self.known_mask }
[INFO] [stderr]    |                  ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/gstr.rs:87:29
[INFO] [stderr]    |
[INFO] [stderr] 87 |         assert!(s.ends_with("\0"),
[INFO] [stderr]    |                             ^^^^ help: try using a char instead: `'\0'`
[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: transmute from a reference to a reference
[INFO] [stderr]   --> src/gstr.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         mem::transmute(CStr::from_ptr(ptr))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(CStr::from_ptr(ptr) as *const std::ffi::CStr as *const gstr::Utf8)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/gtype.rs:70:19
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn to_raw(&self) -> raw::GType {
[INFO] [stderr]    |                   ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `mainloop::LoopRunner`
[INFO] [stderr]    --> src/mainloop.rs:284:5
[INFO] [stderr]     |
[INFO] [stderr] 284 | /     pub fn new() -> LoopRunner {
[INFO] [stderr] 285 | |         unsafe {
[INFO] [stderr] 286 | |             let ctx = ffi::g_main_context_new();
[INFO] [stderr] 287 | |             let mainloop = ffi::g_main_loop_new(ctx, FALSE);
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |         }
[INFO] [stderr] 292 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 283 | impl Default for mainloop::LoopRunner {
[INFO] [stderr] 284 |     fn default() -> Self {
[INFO] [stderr] 285 |         Self::new()
[INFO] [stderr] 286 |     }
[INFO] [stderr] 287 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a reference
[INFO] [stderr]   --> src/object.rs:75:14
[INFO] [stderr]    |
[INFO] [stderr] 75 |     unsafe { transmute(source) }
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^ help: try: `&*(source as *const T as *const U)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/quark.rs:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 |         if !s.ends_with("\0") {
[INFO] [stderr]    |                         ^^^^ help: try using a char instead: `'\0'`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/quark.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn to_c_str(&self) -> &'static CStr {
[INFO] [stderr]    |                     ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/quark.rs:71:21
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn to_bytes(&self) -> &'static [u8] {
[INFO] [stderr]    |                     ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/quark.rs:76:19
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn to_raw(&self) -> ffi::GQuark {
[INFO] [stderr]    |                   ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/util.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | / pub fn escape_bytestring<'a>(s: &'a [u8]) -> Cow<'a, str> {
[INFO] [stderr] 36 | |     if s.is_ascii() {
[INFO] [stderr] 37 | |         let s = unsafe { str::from_utf8_unchecked(s) };
[INFO] [stderr] 38 | |         return s.into();
[INFO] [stderr] ...  |
[INFO] [stderr] 43 | |     string.into()
[INFO] [stderr] 44 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/flags.rs:45:19
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn actual(&self) -> guint { self.actual }
[INFO] [stderr]    |                   ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/flags.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn unknown(&self) -> guint { self.actual & !self.known_mask }
[INFO] [stderr]    |                    ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/flags.rs:47:18
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn known(&self) -> guint { self.actual & self.known_mask }
[INFO] [stderr]    |                  ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/gstr.rs:87:29
[INFO] [stderr]    |
[INFO] [stderr] 87 |         assert!(s.ends_with("\0"),
[INFO] [stderr]    |                             ^^^^ help: try using a char instead: `'\0'`
[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: transmute from a reference to a reference
[INFO] [stderr]   --> src/gstr.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         mem::transmute(CStr::from_ptr(ptr))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(CStr::from_ptr(ptr) as *const std::ffi::CStr as *const gstr::Utf8)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/gtype.rs:70:19
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn to_raw(&self) -> raw::GType {
[INFO] [stderr]    |                   ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `mainloop::LoopRunner`
[INFO] [stderr]    --> src/mainloop.rs:284:5
[INFO] [stderr]     |
[INFO] [stderr] 284 | /     pub fn new() -> LoopRunner {
[INFO] [stderr] 285 | |         unsafe {
[INFO] [stderr] 286 | |             let ctx = ffi::g_main_context_new();
[INFO] [stderr] 287 | |             let mainloop = ffi::g_main_loop_new(ctx, FALSE);
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |         }
[INFO] [stderr] 292 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 283 | impl Default for mainloop::LoopRunner {
[INFO] [stderr] 284 |     fn default() -> Self {
[INFO] [stderr] 285 |         Self::new()
[INFO] [stderr] 286 |     }
[INFO] [stderr] 287 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a reference
[INFO] [stderr]   --> src/object.rs:75:14
[INFO] [stderr]    |
[INFO] [stderr] 75 |     unsafe { transmute(source) }
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^ help: try: `&*(source as *const T as *const U)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/quark.rs:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 |         if !s.ends_with("\0") {
[INFO] [stderr]    |                         ^^^^ help: try using a char instead: `'\0'`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/quark.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn to_c_str(&self) -> &'static CStr {
[INFO] [stderr]    |                     ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/quark.rs:71:21
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn to_bytes(&self) -> &'static [u8] {
[INFO] [stderr]    |                     ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/quark.rs:76:19
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn to_raw(&self) -> ffi::GQuark {
[INFO] [stderr]    |                   ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/util.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | / pub fn escape_bytestring<'a>(s: &'a [u8]) -> Cow<'a, str> {
[INFO] [stderr] 36 | |     if s.is_ascii() {
[INFO] [stderr] 37 | |         let s = unsafe { str::from_utf8_unchecked(s) };
[INFO] [stderr] 38 | |         return s.into();
[INFO] [stderr] ...  |
[INFO] [stderr] 43 | |     string.into()
[INFO] [stderr] 44 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> tests/test-error.rs:40:18
[INFO] [stderr]    |
[INFO] [stderr] 40 | const NON_UTF8: &'static [u8] = b"U can't parse this.\x9c Hammer time!";
[INFO] [stderr]    |                 -^^^^^^^----- help: consider removing `'static`: `&[u8]`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> tests/test-error.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 | const NON_UTF8_LOSSY: &'static str = "U can't parse this.\u{FFFD} Hammer time!";
[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]   --> tests/test-error.rs:42:26
[INFO] [stderr]    |
[INFO] [stderr] 42 | const NON_UTF8_ESCAPED: &'static str = r#"U can\'t parse this.\x9c Hammer time!"#;
[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]   --> tests/test-mainloop.rs:32:29
[INFO] [stderr]    |
[INFO] [stderr] 32 |         const THREAD_NAME: &'static str = "invoker";
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> tests/test-mainloop.rs:48:29
[INFO] [stderr]    |
[INFO] [stderr] 48 |         const THREAD_NAME: &'static str = "invoker";
[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: single-character string constant used as pattern
[INFO] [stderr]   --> tests/test-gstr.rs:38:30
[INFO] [stderr]    |
[INFO] [stderr] 38 |     assert!(source.ends_with("\0"));
[INFO] [stderr]    |                              ^^^^ help: try using a char instead: `'\0'`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 5.53s
[INFO] running `"docker" "inspect" "9fe813dfaa04c1c09eca29f193c7646d137dd60fb54e9e93931aaaefa3cf010a"`
[INFO] running `"docker" "rm" "-f" "9fe813dfaa04c1c09eca29f193c7646d137dd60fb54e9e93931aaaefa3cf010a"`
[INFO] [stdout] 9fe813dfaa04c1c09eca29f193c7646d137dd60fb54e9e93931aaaefa3cf010a