[INFO] updating cached repository OwenChia/URL-Shortener
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/OwenChia/URL-Shortener
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/OwenChia/URL-Shortener" "work/ex/clippy-test-run/sources/stable/gh/OwenChia/URL-Shortener"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/OwenChia/URL-Shortener'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/OwenChia/URL-Shortener" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/OwenChia/URL-Shortener"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/OwenChia/URL-Shortener'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 485a9bccfc48a84aa8fc4dbaea71962b2ac19351
[INFO] sha for GitHub repo OwenChia/URL-Shortener: 485a9bccfc48a84aa8fc4dbaea71962b2ac19351
[INFO] validating manifest of OwenChia/URL-Shortener 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 OwenChia/URL-Shortener 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 OwenChia/URL-Shortener
[INFO] finished frobbing OwenChia/URL-Shortener
[INFO] frobbed toml for OwenChia/URL-Shortener written to work/ex/clippy-test-run/sources/stable/gh/OwenChia/URL-Shortener/Cargo.toml
[INFO] started frobbing OwenChia/URL-Shortener
[INFO] finished frobbing OwenChia/URL-Shortener
[INFO] frobbed toml for OwenChia/URL-Shortener written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/OwenChia/URL-Shortener/Cargo.toml
[INFO] crate OwenChia/URL-Shortener 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 OwenChia/URL-Shortener 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/gh/OwenChia/URL-Shortener:/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] 97ca0f949cf822d1780cf0adc31c0acf7bcd3c0ffd6a8a7a9ad39128f5222dc8
[INFO] running `"docker" "start" "-a" "97ca0f949cf822d1780cf0adc31c0acf7bcd3c0ffd6a8a7a9ad39128f5222dc8"`
[INFO] [stderr]     Checking rand_core v0.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling actix-web v0.5.6
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking uuid v0.6.3
[INFO] [stderr]    Compiling syn v0.13.2
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking rand v0.5.0-pre.1
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.6
[INFO] [stderr]     Checking crossbeam-channel v0.1.2
[INFO] [stderr]     Checking serde_urlencoded v0.5.1
[INFO] [stderr]     Checking redis v0.8.0
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]     Checking h2 v0.1.6
[INFO] [stderr]     Checking tokio-signal v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.43
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking trust-dns-resolver v0.8.2
[INFO] [stderr]    Compiling cargo_metadata v0.3.3
[INFO] [stderr]     Checking cookie v0.10.1
[INFO] [stderr]    Compiling skeptic v0.13.2
[INFO] [stderr]    Compiling actix v0.5.6
[INFO] [stderr]     Checking shorturl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/handler.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         url: url,
[INFO] [stderr]    |         ^^^^^^^^ help: replace it with: `url`
[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/handler.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         length: length,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: replace it with: `length`
[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/main.rs:53:17
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 length: length,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: replace it with: `length`
[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/handler.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         url: url,
[INFO] [stderr]    |         ^^^^^^^^ help: replace it with: `url`
[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/handler.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         length: length,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: replace it with: `length`
[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/main.rs:53:17
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 length: length,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: replace it with: `length`
[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: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/database.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let _: () = try!(con.set(&hashed_url, &msg.url));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/database.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let _:() = try!(con.del(&msg.hashed_url));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/handler.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 |         Ok(s) => format!("{}", s.unwrap()),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `s.unwrap().to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[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: useless use of `format!`
[INFO] [stderr]   --> src/handler.rs:56:18
[INFO] [stderr]    |
[INFO] [stderr] 56 |         Ok(s) => format!("{}", s.unwrap()),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `s.unwrap().to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[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: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/database.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let _: () = try!(con.set(&hashed_url, &msg.url));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/database.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let _:() = try!(con.del(&msg.hashed_url));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/handler.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 |         Ok(s) => format!("{}", s.unwrap()),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `s.unwrap().to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[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: useless use of `format!`
[INFO] [stderr]   --> src/handler.rs:56:18
[INFO] [stderr]    |
[INFO] [stderr] 56 |         Ok(s) => format!("{}", s.unwrap()),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `s.unwrap().to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `"docker" "inspect" "97ca0f949cf822d1780cf0adc31c0acf7bcd3c0ffd6a8a7a9ad39128f5222dc8"`
[INFO] running `"docker" "rm" "-f" "97ca0f949cf822d1780cf0adc31c0acf7bcd3c0ffd6a8a7a9ad39128f5222dc8"`
[INFO] [stdout] 97ca0f949cf822d1780cf0adc31c0acf7bcd3c0ffd6a8a7a9ad39128f5222dc8