[INFO] crate hn 0.4.0 is already in cache
[INFO] extracting crate hn 0.4.0 into work/ex/clippy-test-run/sources/stable/reg/hn/0.4.0
[INFO] extracting crate hn 0.4.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/hn/0.4.0
[INFO] validating manifest of hn-0.4.0 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 hn-0.4.0 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 hn-0.4.0
[INFO] finished frobbing hn-0.4.0
[INFO] frobbed toml for hn-0.4.0 written to work/ex/clippy-test-run/sources/stable/reg/hn/0.4.0/Cargo.toml
[INFO] started frobbing hn-0.4.0
[INFO] finished frobbing hn-0.4.0
[INFO] frobbed toml for hn-0.4.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/hn/0.4.0/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 hn-0.4.0 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/hn/0.4.0:/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] 865e1a878c100fe36f523420530a0015f2bdd573a3d56d99fa7ca03d7d05e164
[INFO] running `"docker" "start" "-a" "865e1a878c100fe36f523420530a0015f2bdd573a3d56d99fa7ca03d7d05e164"`
[INFO] [stderr]     Checking hn v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/lib.rs:46:28
[INFO] [stderr]    |
[INFO] [stderr] 46 | const HN_URL_TOP_STORIES: &'static str = "https://hacker-news.firebaseio.com/v0/topstories.json";
[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]   --> src/lib.rs:47:21
[INFO] [stderr]    |
[INFO] [stderr] 47 | const HN_URL_ITEM: &'static str = "https://hacker-news.firebaseio.com/v0/item/";
[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/lib.rs:48:27
[INFO] [stderr]    |
[INFO] [stderr] 48 | const HN_URL_DISCUSSION: &'static str = "https://news.ycombinator.com/item?id=";
[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/lib.rs:46:28
[INFO] [stderr]    |
[INFO] [stderr] 46 | const HN_URL_TOP_STORIES: &'static str = "https://hacker-news.firebaseio.com/v0/topstories.json";
[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]   --> src/lib.rs:47:21
[INFO] [stderr]    |
[INFO] [stderr] 47 | const HN_URL_ITEM: &'static str = "https://hacker-news.firebaseio.com/v0/item/";
[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/lib.rs:48:27
[INFO] [stderr]    |
[INFO] [stderr] 48 | const HN_URL_DISCUSSION: &'static str = "https://news.ycombinator.com/item?id=";
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/lib.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 |         self.title.clone().unwrap_or("".to_string())
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[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] 
[INFO] [stderr] warning: item `HackerNews` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:186:1
[INFO] [stderr]     |
[INFO] [stderr] 186 | / impl HackerNews {
[INFO] [stderr] 187 | |     /// Return a newly allocated HN wrapper, and spawn background thread
[INFO] [stderr] 188 | |     pub fn new() -> HackerNews {
[INFO] [stderr] 189 | |         let hn: HackerNews = Default::default();
[INFO] [stderr] ...   |
[INFO] [stderr] 301 | |     }
[INFO] [stderr] 302 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:277:22
[INFO] [stderr]     |
[INFO] [stderr] 277 |             let id = story.clone();
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try dereferencing it: `*story`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> examples/example.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             println!("");
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/lib.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 |         self.title.clone().unwrap_or("".to_string())
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[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] 
[INFO] [stderr] warning: item `HackerNews` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:186:1
[INFO] [stderr]     |
[INFO] [stderr] 186 | / impl HackerNews {
[INFO] [stderr] 187 | |     /// Return a newly allocated HN wrapper, and spawn background thread
[INFO] [stderr] 188 | |     pub fn new() -> HackerNews {
[INFO] [stderr] 189 | |         let hn: HackerNews = Default::default();
[INFO] [stderr] ...   |
[INFO] [stderr] 301 | |     }
[INFO] [stderr] 302 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:277:22
[INFO] [stderr]     |
[INFO] [stderr] 277 |             let id = story.clone();
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try dereferencing it: `*story`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.03s
[INFO] running `"docker" "inspect" "865e1a878c100fe36f523420530a0015f2bdd573a3d56d99fa7ca03d7d05e164"`
[INFO] running `"docker" "rm" "-f" "865e1a878c100fe36f523420530a0015f2bdd573a3d56d99fa7ca03d7d05e164"`
[INFO] [stdout] 865e1a878c100fe36f523420530a0015f2bdd573a3d56d99fa7ca03d7d05e164