[INFO] updating cached repository whitfin/s3-meta
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/whitfin/s3-meta
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/whitfin/s3-meta" "work/ex/clippy-test-run/sources/stable/gh/whitfin/s3-meta"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/whitfin/s3-meta'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/whitfin/s3-meta" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/whitfin/s3-meta"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/whitfin/s3-meta'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d6eeacf050497bdd0655c0f13ffc50b5f87b8362
[INFO] sha for GitHub repo whitfin/s3-meta: d6eeacf050497bdd0655c0f13ffc50b5f87b8362
[INFO] validating manifest of whitfin/s3-meta 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 whitfin/s3-meta 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 whitfin/s3-meta
[INFO] finished frobbing whitfin/s3-meta
[INFO] frobbed toml for whitfin/s3-meta written to work/ex/clippy-test-run/sources/stable/gh/whitfin/s3-meta/Cargo.toml
[INFO] started frobbing whitfin/s3-meta
[INFO] finished frobbing whitfin/s3-meta
[INFO] frobbed toml for whitfin/s3-meta written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/whitfin/s3-meta/Cargo.toml
[INFO] crate whitfin/s3-meta 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 whitfin/s3-meta against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/whitfin/s3-meta:/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] fb338b63018dc0a64f50ac042835d59c6e2aa4246b672b665b8301fc73ba2ffa
[INFO] running `"docker" "start" "-a" "fb338b63018dc0a64f50ac042835d59c6e2aa4246b672b665b8301fc73ba2ffa"`
[INFO] [stderr]    Compiling cc v1.0.24
[INFO] [stderr]    Compiling proc-macro2 v0.4.18
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling serde v1.0.77
[INFO] [stderr]    Compiling openssl v0.10.11
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking dirs v1.0.3
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking parking_lot_core v0.3.0
[INFO] [stderr]     Checking http v0.1.12
[INFO] [stderr]     Checking pretty-bytes v0.2.2
[INFO] [stderr]    Compiling rusoto_core v0.34.0
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking tokio v0.1.8
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking digest v0.7.5
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking hyper v0.12.9
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking hyper-tls v0.3.0
[INFO] [stderr]     Checking rusoto_credential v0.13.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking quick-xml v0.12.3
[INFO] [stderr]     Checking rusoto_s3 v0.34.0
[INFO] [stderr]     Checking s3-meta v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/metrics/general.rs:27:36
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 .map(|s| s.matches("/").count() - 1)
[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: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/metrics/general.rs:44:26
[INFO] [stderr]    |
[INFO] [stderr] 44 |           let nest_count = key.match_indices("/")
[INFO] [stderr]    |  __________________________^
[INFO] [stderr] 45 | |             .skip(self.nest_count)
[INFO] [stderr] 46 | |             .next()
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/metrics/general.rs:44:44
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let nest_count = key.match_indices("/")
[INFO] [stderr]    |                                            ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]    |
[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: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]   --> src/util.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |       if let None = bounded_key {
[INFO] [stderr]    |  _____-      ^^^^
[INFO] [stderr] 20 | |         return;
[INFO] [stderr] 21 | |     }
[INFO] [stderr]    | |_____- help: try this: `if bounded_key.is_none()`
[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: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/main.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 |       let root_paths = std::env::args()
[INFO] [stderr]    |  ______________________^
[INFO] [stderr] 26 | |         .skip(1)
[INFO] [stderr] 27 | |         .next()
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]   --> src/main.rs:78:16
[INFO] [stderr]    |
[INFO] [stderr] 78 |           if let None = response.next_continuation_token {
[INFO] [stderr]    |  _________-      ^^^^
[INFO] [stderr] 79 | |             break;
[INFO] [stderr] 80 | |         }
[INFO] [stderr]    | |_________- help: try this: `if response.next_continuation_token.is_none()`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/metrics/general.rs:27:36
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 .map(|s| s.matches("/").count() - 1)
[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: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/metrics/general.rs:44:26
[INFO] [stderr]    |
[INFO] [stderr] 44 |           let nest_count = key.match_indices("/")
[INFO] [stderr]    |  __________________________^
[INFO] [stderr] 45 | |             .skip(self.nest_count)
[INFO] [stderr] 46 | |             .next()
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/metrics/general.rs:44:44
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let nest_count = key.match_indices("/")
[INFO] [stderr]    |                                            ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]    |
[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: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]   --> src/util.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |       if let None = bounded_key {
[INFO] [stderr]    |  _____-      ^^^^
[INFO] [stderr] 20 | |         return;
[INFO] [stderr] 21 | |     }
[INFO] [stderr]    | |_____- help: try this: `if bounded_key.is_none()`
[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: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/main.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 |       let root_paths = std::env::args()
[INFO] [stderr]    |  ______________________^
[INFO] [stderr] 26 | |         .skip(1)
[INFO] [stderr] 27 | |         .next()
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]   --> src/main.rs:78:16
[INFO] [stderr]    |
[INFO] [stderr] 78 |           if let None = response.next_continuation_token {
[INFO] [stderr]    |  _________-      ^^^^
[INFO] [stderr] 79 | |             break;
[INFO] [stderr] 80 | |         }
[INFO] [stderr]    | |_________- help: try this: `if response.next_continuation_token.is_none()`
[INFO] [stderr]    |
[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 1m 13s
[INFO] running `"docker" "inspect" "fb338b63018dc0a64f50ac042835d59c6e2aa4246b672b665b8301fc73ba2ffa"`
[INFO] running `"docker" "rm" "-f" "fb338b63018dc0a64f50ac042835d59c6e2aa4246b672b665b8301fc73ba2ffa"`
[INFO] [stdout] fb338b63018dc0a64f50ac042835d59c6e2aa4246b672b665b8301fc73ba2ffa