[INFO] updating cached repository anykao/ytdl
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anykao/ytdl
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anykao/ytdl" "work/ex/clippy-test-run/sources/stable/gh/anykao/ytdl"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/anykao/ytdl'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anykao/ytdl" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anykao/ytdl"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anykao/ytdl'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7a05404b80042c7e59f76670a321237ca39efb39
[INFO] sha for GitHub repo anykao/ytdl: 7a05404b80042c7e59f76670a321237ca39efb39
[INFO] validating manifest of anykao/ytdl 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 anykao/ytdl 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 anykao/ytdl
[INFO] finished frobbing anykao/ytdl
[INFO] frobbed toml for anykao/ytdl written to work/ex/clippy-test-run/sources/stable/gh/anykao/ytdl/Cargo.toml
[INFO] started frobbing anykao/ytdl
[INFO] finished frobbing anykao/ytdl
[INFO] frobbed toml for anykao/ytdl written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anykao/ytdl/Cargo.toml
[INFO] crate anykao/ytdl 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 anykao/ytdl against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/anykao/ytdl:/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] 9aabfeb7db5e10ae6ddaed44d263d6322536b0a34b3dc1beefb2fa08b378e3fe
[INFO] running `"docker" "start" "-a" "9aabfeb7db5e10ae6ddaed44d263d6322536b0a34b3dc1beefb2fa08b378e3fe"`
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking ytdl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/downloader.rs:74:34
[INFO] [stderr]    |
[INFO] [stderr] 74 |             println!("{}: {:?}", "failed to execute process", e);
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/downloader.rs:74:34
[INFO] [stderr]    |
[INFO] [stderr] 74 |             println!("{}: {:?}", "failed to execute process", e);
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/youtube.rs:64:20
[INFO] [stderr]    |
[INFO] [stderr] 64 |               } else {
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 65 | |                 if !audio_url.is_empty() && !video_url.is_empty() {
[INFO] [stderr] 66 | |                     return VideoUrl::Dash {
[INFO] [stderr] 67 | |                         video_url,
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |                 }
[INFO] [stderr] 72 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 64 |             } else if !audio_url.is_empty() && !video_url.is_empty() {
[INFO] [stderr] 65 |     return VideoUrl::Dash {
[INFO] [stderr] 66 |         video_url,
[INFO] [stderr] 67 |         audio_url,
[INFO] [stderr] 68 |         filename: format!("{}_{}", good_title, vid),
[INFO] [stderr] 69 |     };
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |             return youtube::parse(id);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `youtube::parse(id)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |             return douyin::parse(url);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `douyin::parse(url)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     return Ok(mapping);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(mapping)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/youtube.rs:64:20
[INFO] [stderr]    |
[INFO] [stderr] 64 |               } else {
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 65 | |                 if !audio_url.is_empty() && !video_url.is_empty() {
[INFO] [stderr] 66 | |                     return VideoUrl::Dash {
[INFO] [stderr] 67 | |                         video_url,
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |                 }
[INFO] [stderr] 72 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 64 |             } else if !audio_url.is_empty() && !video_url.is_empty() {
[INFO] [stderr] 65 |     return VideoUrl::Dash {
[INFO] [stderr] 66 |         video_url,
[INFO] [stderr] 67 |         audio_url,
[INFO] [stderr] 68 |         filename: format!("{}_{}", good_title, vid),
[INFO] [stderr] 69 |     };
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |             return youtube::parse(id);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `youtube::parse(id)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |             return douyin::parse(url);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `douyin::parse(url)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     return Ok(mapping);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(mapping)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: `regex!(_)` found. Please use `Regex::new(_)`, which is faster for now.
[INFO] [stderr]   --> src/decipher.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | / named!(
[INFO] [stderr] 34 | |     var<&str, Vec<&str>>,
[INFO] [stderr] 35 | |     re_capture_static!(r"(\w+)\.\w+\(\w+,\d+\)")
[INFO] [stderr] 36 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::regex_macro)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#regex_macro
[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: `regex!(_)` found. Please use `Regex::new(_)`, which is faster for now.
[INFO] [stderr]   --> src/douyin.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / named!(
[INFO] [stderr] 8  | |     parse_data<&str, Vec<&str>>, 
[INFO] [stderr] 9  | |     re_capture_static!(r"var data = \[(.+)\]")
[INFO] [stderr] 10 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#regex_macro
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/youtube.rs:43:37
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let afmts = adaptive_fmts.split(",");
[INFO] [stderr]    |                                     ^^^ help: try using a char instead: `','`
[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: `regex!(_)` found. Please use `Regex::new(_)`, which is faster for now.
[INFO] [stderr]   --> src/decipher.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | / named!(
[INFO] [stderr] 34 | |     var<&str, Vec<&str>>,
[INFO] [stderr] 35 | |     re_capture_static!(r"(\w+)\.\w+\(\w+,\d+\)")
[INFO] [stderr] 36 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::regex_macro)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#regex_macro
[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: `regex!(_)` found. Please use `Regex::new(_)`, which is faster for now.
[INFO] [stderr]   --> src/douyin.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / named!(
[INFO] [stderr] 8  | |     parse_data<&str, Vec<&str>>, 
[INFO] [stderr] 9  | |     re_capture_static!(r"var data = \[(.+)\]")
[INFO] [stderr] 10 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#regex_macro
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/youtube.rs:43:37
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let afmts = adaptive_fmts.split(",");
[INFO] [stderr]    |                                     ^^^ help: try using a char instead: `','`
[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: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.22s
[INFO] running `"docker" "inspect" "9aabfeb7db5e10ae6ddaed44d263d6322536b0a34b3dc1beefb2fa08b378e3fe"`
[INFO] running `"docker" "rm" "-f" "9aabfeb7db5e10ae6ddaed44d263d6322536b0a34b3dc1beefb2fa08b378e3fe"`
[INFO] [stdout] 9aabfeb7db5e10ae6ddaed44d263d6322536b0a34b3dc1beefb2fa08b378e3fe