[INFO] crate fluent-locale 0.4.1 is already in cache
[INFO] extracting crate fluent-locale 0.4.1 into work/ex/clippy-test-run/sources/stable/reg/fluent-locale/0.4.1
[INFO] extracting crate fluent-locale 0.4.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/fluent-locale/0.4.1
[INFO] validating manifest of fluent-locale-0.4.1 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 fluent-locale-0.4.1 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 fluent-locale-0.4.1
[INFO] finished frobbing fluent-locale-0.4.1
[INFO] frobbed toml for fluent-locale-0.4.1 written to work/ex/clippy-test-run/sources/stable/reg/fluent-locale/0.4.1/Cargo.toml
[INFO] started frobbing fluent-locale-0.4.1
[INFO] finished frobbing fluent-locale-0.4.1
[INFO] frobbed toml for fluent-locale-0.4.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/fluent-locale/0.4.1/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 fluent-locale-0.4.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/fluent-locale/0.4.1:/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] 26822f3127ede0abd4c33e432c2c1ebb2a0cdcbbb35b39c7df417155c62d767c
[INFO] running `"docker" "start" "-a" "26822f3127ede0abd4c33e432c2c1ebb2a0cdcbbb35b39c7df417155c62d767c"`
[INFO] [stderr]     Checking fluent-locale v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/locale/mod.rs:203:12
[INFO] [stderr]     |
[INFO] [stderr] 203 |           if (!available_range || !self.language.is_none())
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 204 | |             && (!requested_range || !other.get_language().is_empty())
[INFO] [stderr] 205 | |             && self.get_language() != other.get_language()
[INFO] [stderr]     | |__________________________________________________________^ help: try: `(!available_range || self.language.is_some()) && (!requested_range || !other.get_language().is_empty()) && self.get_language() != other.get_language()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/locale/mod.rs:210:12
[INFO] [stderr]     |
[INFO] [stderr] 210 |           if (!available_range || !self.script.is_none())
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 211 | |             && (!requested_range || !other.get_script().is_empty())
[INFO] [stderr] 212 | |             && self.get_script() != other.get_script()
[INFO] [stderr]     | |______________________________________________________^ help: try: `(!available_range || self.script.is_some()) && (!requested_range || !other.get_script().is_empty()) && self.get_script() != other.get_script()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/locale/mod.rs:217:12
[INFO] [stderr]     |
[INFO] [stderr] 217 |           if (!available_range || !self.region.is_none())
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 218 | |             && (!requested_range || !other.get_region().is_empty())
[INFO] [stderr] 219 | |             && self.get_region() != other.get_region()
[INFO] [stderr]     | |______________________________________________________^ help: try: `(!available_range || self.region.is_some()) && (!requested_range || !other.get_region().is_empty()) && self.get_region() != other.get_region()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/locale/mod.rs:224:12
[INFO] [stderr]     |
[INFO] [stderr] 224 |           if (!available_range || !self.variants.is_none())
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 225 | |             && (!requested_range || !other.get_variants().is_empty())
[INFO] [stderr] 226 | |             && self.get_variants() != other.get_variants()
[INFO] [stderr]     | |__________________________________________________________^ help: try: `(!available_range || self.variants.is_some()) && (!requested_range || !other.get_variants().is_empty()) && self.get_variants() != other.get_variants()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/negotiate/mod.rs:336:20
[INFO] [stderr]     |
[INFO] [stderr] 336 |         &requested.into_iter().map(AsRef::as_ref).collect::<Vec<_>>(),
[INFO] [stderr]     |                    ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/negotiate/mod.rs:337:20
[INFO] [stderr]     |
[INFO] [stderr] 337 |         &available.into_iter().map(AsRef::as_ref).collect::<Vec<_>>(),
[INFO] [stderr]     |                    ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/locale/mod.rs:203:12
[INFO] [stderr]     |
[INFO] [stderr] 203 |           if (!available_range || !self.language.is_none())
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 204 | |             && (!requested_range || !other.get_language().is_empty())
[INFO] [stderr] 205 | |             && self.get_language() != other.get_language()
[INFO] [stderr]     | |__________________________________________________________^ help: try: `(!available_range || self.language.is_some()) && (!requested_range || !other.get_language().is_empty()) && self.get_language() != other.get_language()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/locale/mod.rs:210:12
[INFO] [stderr]     |
[INFO] [stderr] 210 |           if (!available_range || !self.script.is_none())
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 211 | |             && (!requested_range || !other.get_script().is_empty())
[INFO] [stderr] 212 | |             && self.get_script() != other.get_script()
[INFO] [stderr]     | |______________________________________________________^ help: try: `(!available_range || self.script.is_some()) && (!requested_range || !other.get_script().is_empty()) && self.get_script() != other.get_script()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/locale/mod.rs:217:12
[INFO] [stderr]     |
[INFO] [stderr] 217 |           if (!available_range || !self.region.is_none())
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 218 | |             && (!requested_range || !other.get_region().is_empty())
[INFO] [stderr] 219 | |             && self.get_region() != other.get_region()
[INFO] [stderr]     | |______________________________________________________^ help: try: `(!available_range || self.region.is_some()) && (!requested_range || !other.get_region().is_empty()) && self.get_region() != other.get_region()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/locale/mod.rs:224:12
[INFO] [stderr]     |
[INFO] [stderr] 224 |           if (!available_range || !self.variants.is_none())
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 225 | |             && (!requested_range || !other.get_variants().is_empty())
[INFO] [stderr] 226 | |             && self.get_variants() != other.get_variants()
[INFO] [stderr]     | |__________________________________________________________^ help: try: `(!available_range || self.variants.is_some()) && (!requested_range || !other.get_variants().is_empty()) && self.get_variants() != other.get_variants()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/negotiate/mod.rs:336:20
[INFO] [stderr]     |
[INFO] [stderr] 336 |         &requested.into_iter().map(AsRef::as_ref).collect::<Vec<_>>(),
[INFO] [stderr]     |                    ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/negotiate/mod.rs:337:20
[INFO] [stderr]     |
[INFO] [stderr] 337 |         &available.into_iter().map(AsRef::as_ref).collect::<Vec<_>>(),
[INFO] [stderr]     |                    ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `fluent-locale`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "26822f3127ede0abd4c33e432c2c1ebb2a0cdcbbb35b39c7df417155c62d767c"`
[INFO] running `"docker" "rm" "-f" "26822f3127ede0abd4c33e432c2c1ebb2a0cdcbbb35b39c7df417155c62d767c"`
[INFO] [stdout] 26822f3127ede0abd4c33e432c2c1ebb2a0cdcbbb35b39c7df417155c62d767c