[INFO] crate chainmail 0.2.0 is already in cache
[INFO] extracting crate chainmail 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/chainmail/0.2.0
[INFO] extracting crate chainmail 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/chainmail/0.2.0
[INFO] validating manifest of chainmail-0.2.0 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 chainmail-0.2.0 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 chainmail-0.2.0
[INFO] finished frobbing chainmail-0.2.0
[INFO] frobbed toml for chainmail-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/chainmail/0.2.0/Cargo.toml
[INFO] started frobbing chainmail-0.2.0
[INFO] finished frobbing chainmail-0.2.0
[INFO] frobbed toml for chainmail-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/chainmail/0.2.0/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 chainmail-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/chainmail/0.2.0:/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] 534bf313b5c886cbc9a86e041a1f1c2cbb38b355f1e0571e66a6c01d38b1a2d7
[INFO] running `"docker" "start" "-a" "534bf313b5c886cbc9a86e041a1f1c2cbb38b355f1e0571e66a6c01d38b1a2d7"`
[INFO] [stderr]     Checking chainmail v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |             strategies: strategies,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `strategies`
[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/lib.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |             strategies: strategies,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `strategies`
[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: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:39:33
[INFO] [stderr]    |
[INFO] [stderr] 39 |                 Some(ref hn) => return hn.handle(req),
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `hn.handle(req)`
[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:57:27
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 Err(e) => return Err(e),
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ help: remove `return` as shown: `Err(e)`
[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:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         return None;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 | /             match strategy.authenticate(req) {
[INFO] [stderr] 85 | |                 Ok(u) => {
[INFO] [stderr] 86 | |                     return Some(AuthedUser {
[INFO] [stderr] 87 | |                         user: u,
[INFO] [stderr] ...  |
[INFO] [stderr] 91 | |                 Err(_) => {}
[INFO] [stderr] 92 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 84 |             if let Ok(u) = strategy.authenticate(req) {
[INFO] [stderr] 85 |     return Some(AuthedUser {
[INFO] [stderr] 86 |         user: u,
[INFO] [stderr] 87 |         authed_by: st_name,
[INFO] [stderr] 88 |     })
[INFO] [stderr] 89 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/lib.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 | /         match *cur_user {
[INFO] [stderr] 122 | |             Some(_) => true,
[INFO] [stderr] 123 | |             None => false,
[INFO] [stderr] 124 | |         }
[INFO] [stderr]     | |_________^ help: try this: `*cur_user.is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:39:33
[INFO] [stderr]    |
[INFO] [stderr] 39 |                 Some(ref hn) => return hn.handle(req),
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `hn.handle(req)`
[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:57:27
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 Err(e) => return Err(e),
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ help: remove `return` as shown: `Err(e)`
[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:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         return None;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 | /             match strategy.authenticate(req) {
[INFO] [stderr] 85 | |                 Ok(u) => {
[INFO] [stderr] 86 | |                     return Some(AuthedUser {
[INFO] [stderr] 87 | |                         user: u,
[INFO] [stderr] ...  |
[INFO] [stderr] 91 | |                 Err(_) => {}
[INFO] [stderr] 92 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 84 |             if let Ok(u) = strategy.authenticate(req) {
[INFO] [stderr] 85 |     return Some(AuthedUser {
[INFO] [stderr] 86 |         user: u,
[INFO] [stderr] 87 |         authed_by: st_name,
[INFO] [stderr] 88 |     })
[INFO] [stderr] 89 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/lib.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 | /         match *cur_user {
[INFO] [stderr] 122 | |             Some(_) => true,
[INFO] [stderr] 123 | |             None => false,
[INFO] [stderr] 124 | |         }
[INFO] [stderr]     | |_________^ help: try this: `*cur_user.is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `"docker" "inspect" "534bf313b5c886cbc9a86e041a1f1c2cbb38b355f1e0571e66a6c01d38b1a2d7"`
[INFO] running `"docker" "rm" "-f" "534bf313b5c886cbc9a86e041a1f1c2cbb38b355f1e0571e66a6c01d38b1a2d7"`
[INFO] [stdout] 534bf313b5c886cbc9a86e041a1f1c2cbb38b355f1e0571e66a6c01d38b1a2d7