[INFO] crate mozrunner 0.8.0 is already in cache
[INFO] extracting crate mozrunner 0.8.0 into work/ex/clippy-test-run/sources/stable/reg/mozrunner/0.8.0
[INFO] extracting crate mozrunner 0.8.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/mozrunner/0.8.0
[INFO] validating manifest of mozrunner-0.8.0 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 mozrunner-0.8.0 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 mozrunner-0.8.0
[INFO] finished frobbing mozrunner-0.8.0
[INFO] frobbed toml for mozrunner-0.8.0 written to work/ex/clippy-test-run/sources/stable/reg/mozrunner/0.8.0/Cargo.toml
[INFO] started frobbing mozrunner-0.8.0
[INFO] finished frobbing mozrunner-0.8.0
[INFO] frobbed toml for mozrunner-0.8.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/mozrunner/0.8.0/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 mozrunner-0.8.0 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/mozrunner/0.8.0:/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] 65cf15fdde1340b7539296e9a01bcaf30e440fd131d8896eb57cab9b19c0a95d
[INFO] running `"docker" "start" "-a" "65cf15fdde1340b7539296e9a01bcaf30e440fd131d8896eb57cab9b19c0a95d"`
[INFO] [stderr]     Checking mozprofile v0.4.0
[INFO] [stderr]     Checking mozrunner v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/runner.rs:186:13
[INFO] [stderr]     |
[INFO] [stderr] 186 |             envs: envs,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `envs`
[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/runner.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |             profile: profile,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `profile`
[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/runner.rs:186:13
[INFO] [stderr]     |
[INFO] [stderr] 186 |             envs: envs,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `envs`
[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/runner.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |             profile: profile,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `profile`
[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: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/runner.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     fn arg<'a, S>(&'a mut self, arg: S) -> &'a mut Self
[INFO] [stderr] 22 | |     where
[INFO] [stderr] 23 | |         S: AsRef<OsStr>;
[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: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/runner.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     fn args<'a, I, S>(&'a mut self, args: I) -> &'a mut Self
[INFO] [stderr] 26 | |     where
[INFO] [stderr] 27 | |         I: IntoIterator<Item = S>,
[INFO] [stderr] 28 | |         S: AsRef<OsStr>;
[INFO] [stderr]    | |________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     fn env<'a, K, V>(&'a mut self, key: K, value: V) -> &'a mut Self
[INFO] [stderr] 31 | |     where
[INFO] [stderr] 32 | |         K: AsRef<OsStr>,
[INFO] [stderr] 33 | |         V: AsRef<OsStr>;
[INFO] [stderr]    | |________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     fn envs<'a, I, K, V>(&'a mut self, envs: I) -> &'a mut Self
[INFO] [stderr] 36 | |     where
[INFO] [stderr] 37 | |         I: IntoIterator<Item = (K, V)>,
[INFO] [stderr] 38 | |         K: AsRef<OsStr>,
[INFO] [stderr] 39 | |         V: AsRef<OsStr>;
[INFO] [stderr]    | |________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     fn stdout<'a, T>(&'a mut self, stdout: T) -> &'a mut Self
[INFO] [stderr] 42 | |     where
[INFO] [stderr] 43 | |         T: Into<Stdio>;
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | /     fn stderr<'a, T>(&'a mut self, stderr: T) -> &'a mut Self
[INFO] [stderr] 46 | |     where
[INFO] [stderr] 47 | |         T: Into<Stdio>;
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 | /     fn arg<'a, S>(&'a mut self, arg: S) -> &'a mut FirefoxRunner
[INFO] [stderr] 199 | |     where
[INFO] [stderr] 200 | |         S: AsRef<OsStr>,
[INFO] [stderr] 201 | |     {
[INFO] [stderr] 202 | |         self.args.push((&arg).into());
[INFO] [stderr] 203 | |         self
[INFO] [stderr] 204 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 | /     fn args<'a, I, S>(&'a mut self, args: I) -> &'a mut FirefoxRunner
[INFO] [stderr] 207 | |     where
[INFO] [stderr] 208 | |         I: IntoIterator<Item = S>,
[INFO] [stderr] 209 | |         S: AsRef<OsStr>,
[INFO] [stderr] ...   |
[INFO] [stderr] 214 | |         self
[INFO] [stderr] 215 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 | /     fn env<'a, K, V>(&'a mut self, key: K, value: V) -> &'a mut FirefoxRunner
[INFO] [stderr] 218 | |     where
[INFO] [stderr] 219 | |         K: AsRef<OsStr>,
[INFO] [stderr] 220 | |         V: AsRef<OsStr>,
[INFO] [stderr] ...   |
[INFO] [stderr] 223 | |         self
[INFO] [stderr] 224 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:226:5
[INFO] [stderr]     |
[INFO] [stderr] 226 | /     fn envs<'a, I, K, V>(&'a mut self, envs: I) -> &'a mut FirefoxRunner
[INFO] [stderr] 227 | |     where
[INFO] [stderr] 228 | |         I: IntoIterator<Item = (K, V)>,
[INFO] [stderr] 229 | |         K: AsRef<OsStr>,
[INFO] [stderr] ...   |
[INFO] [stderr] 235 | |         self
[INFO] [stderr] 236 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:238:5
[INFO] [stderr]     |
[INFO] [stderr] 238 | /     fn stdout<'a, T>(&'a mut self, stdout: T) -> &'a mut Self
[INFO] [stderr] 239 | |     where
[INFO] [stderr] 240 | |         T: Into<Stdio>,
[INFO] [stderr] 241 | |     {
[INFO] [stderr] 242 | |         self.stdout = Some(stdout.into());
[INFO] [stderr] 243 | |         self
[INFO] [stderr] 244 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:246:5
[INFO] [stderr]     |
[INFO] [stderr] 246 | /     fn stderr<'a, T>(&'a mut self, stderr: T) -> &'a mut Self
[INFO] [stderr] 247 | |     where
[INFO] [stderr] 248 | |         T: Into<Stdio>,
[INFO] [stderr] 249 | |     {
[INFO] [stderr] 250 | |         self.stderr = Some(stderr.into());
[INFO] [stderr] 251 | |         self
[INFO] [stderr] 252 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/runner.rs:257:49
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let stdout = self.stdout.unwrap_or_else(|| Stdio::inherit());
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Stdio::inherit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/runner.rs:258:49
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let stderr = self.stderr.unwrap_or_else(|| Stdio::inherit());
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Stdio::inherit`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[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/runner.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     fn arg<'a, S>(&'a mut self, arg: S) -> &'a mut Self
[INFO] [stderr] 22 | |     where
[INFO] [stderr] 23 | |         S: AsRef<OsStr>;
[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: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/runner.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     fn args<'a, I, S>(&'a mut self, args: I) -> &'a mut Self
[INFO] [stderr] 26 | |     where
[INFO] [stderr] 27 | |         I: IntoIterator<Item = S>,
[INFO] [stderr] 28 | |         S: AsRef<OsStr>;
[INFO] [stderr]    | |________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     fn env<'a, K, V>(&'a mut self, key: K, value: V) -> &'a mut Self
[INFO] [stderr] 31 | |     where
[INFO] [stderr] 32 | |         K: AsRef<OsStr>,
[INFO] [stderr] 33 | |         V: AsRef<OsStr>;
[INFO] [stderr]    | |________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     fn envs<'a, I, K, V>(&'a mut self, envs: I) -> &'a mut Self
[INFO] [stderr] 36 | |     where
[INFO] [stderr] 37 | |         I: IntoIterator<Item = (K, V)>,
[INFO] [stderr] 38 | |         K: AsRef<OsStr>,
[INFO] [stderr] 39 | |         V: AsRef<OsStr>;
[INFO] [stderr]    | |________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     fn stdout<'a, T>(&'a mut self, stdout: T) -> &'a mut Self
[INFO] [stderr] 42 | |     where
[INFO] [stderr] 43 | |         T: Into<Stdio>;
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | /     fn stderr<'a, T>(&'a mut self, stderr: T) -> &'a mut Self
[INFO] [stderr] 46 | |     where
[INFO] [stderr] 47 | |         T: Into<Stdio>;
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 | /     fn arg<'a, S>(&'a mut self, arg: S) -> &'a mut FirefoxRunner
[INFO] [stderr] 199 | |     where
[INFO] [stderr] 200 | |         S: AsRef<OsStr>,
[INFO] [stderr] 201 | |     {
[INFO] [stderr] 202 | |         self.args.push((&arg).into());
[INFO] [stderr] 203 | |         self
[INFO] [stderr] 204 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 | /     fn args<'a, I, S>(&'a mut self, args: I) -> &'a mut FirefoxRunner
[INFO] [stderr] 207 | |     where
[INFO] [stderr] 208 | |         I: IntoIterator<Item = S>,
[INFO] [stderr] 209 | |         S: AsRef<OsStr>,
[INFO] [stderr] ...   |
[INFO] [stderr] 214 | |         self
[INFO] [stderr] 215 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 | /     fn env<'a, K, V>(&'a mut self, key: K, value: V) -> &'a mut FirefoxRunner
[INFO] [stderr] 218 | |     where
[INFO] [stderr] 219 | |         K: AsRef<OsStr>,
[INFO] [stderr] 220 | |         V: AsRef<OsStr>,
[INFO] [stderr] ...   |
[INFO] [stderr] 223 | |         self
[INFO] [stderr] 224 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:226:5
[INFO] [stderr]     |
[INFO] [stderr] 226 | /     fn envs<'a, I, K, V>(&'a mut self, envs: I) -> &'a mut FirefoxRunner
[INFO] [stderr] 227 | |     where
[INFO] [stderr] 228 | |         I: IntoIterator<Item = (K, V)>,
[INFO] [stderr] 229 | |         K: AsRef<OsStr>,
[INFO] [stderr] ...   |
[INFO] [stderr] 235 | |         self
[INFO] [stderr] 236 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:238:5
[INFO] [stderr]     |
[INFO] [stderr] 238 | /     fn stdout<'a, T>(&'a mut self, stdout: T) -> &'a mut Self
[INFO] [stderr] 239 | |     where
[INFO] [stderr] 240 | |         T: Into<Stdio>,
[INFO] [stderr] 241 | |     {
[INFO] [stderr] 242 | |         self.stdout = Some(stdout.into());
[INFO] [stderr] 243 | |         self
[INFO] [stderr] 244 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[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/runner.rs:246:5
[INFO] [stderr]     |
[INFO] [stderr] 246 | /     fn stderr<'a, T>(&'a mut self, stderr: T) -> &'a mut Self
[INFO] [stderr] 247 | |     where
[INFO] [stderr] 248 | |         T: Into<Stdio>,
[INFO] [stderr] 249 | |     {
[INFO] [stderr] 250 | |         self.stderr = Some(stderr.into());
[INFO] [stderr] 251 | |         self
[INFO] [stderr] 252 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/runner.rs:257:49
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let stdout = self.stdout.unwrap_or_else(|| Stdio::inherit());
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Stdio::inherit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/runner.rs:258:49
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let stderr = self.stderr.unwrap_or_else(|| Stdio::inherit());
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Stdio::inherit`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `"docker" "inspect" "65cf15fdde1340b7539296e9a01bcaf30e440fd131d8896eb57cab9b19c0a95d"`
[INFO] running `"docker" "rm" "-f" "65cf15fdde1340b7539296e9a01bcaf30e440fd131d8896eb57cab9b19c0a95d"`
[INFO] [stdout] 65cf15fdde1340b7539296e9a01bcaf30e440fd131d8896eb57cab9b19c0a95d