[INFO] updating cached repository caldwell/http-log-to-statsd
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/caldwell/http-log-to-statsd
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/caldwell/http-log-to-statsd" "work/ex/clippy-test-run/sources/stable/gh/caldwell/http-log-to-statsd"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/caldwell/http-log-to-statsd'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/caldwell/http-log-to-statsd" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/caldwell/http-log-to-statsd"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/caldwell/http-log-to-statsd'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] edfe746898eb08df083bbe37790808df39c3d165
[INFO] sha for GitHub repo caldwell/http-log-to-statsd: edfe746898eb08df083bbe37790808df39c3d165
[INFO] validating manifest of caldwell/http-log-to-statsd 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 caldwell/http-log-to-statsd 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 caldwell/http-log-to-statsd
[INFO] finished frobbing caldwell/http-log-to-statsd
[INFO] frobbed toml for caldwell/http-log-to-statsd written to work/ex/clippy-test-run/sources/stable/gh/caldwell/http-log-to-statsd/Cargo.toml
[INFO] started frobbing caldwell/http-log-to-statsd
[INFO] finished frobbing caldwell/http-log-to-statsd
[INFO] frobbed toml for caldwell/http-log-to-statsd written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/caldwell/http-log-to-statsd/Cargo.toml
[INFO] crate caldwell/http-log-to-statsd 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 caldwell/http-log-to-statsd against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/caldwell/http-log-to-statsd:/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] c7f2b48a774b17f8b55dd211e15a708a00f77dfd1da5c1fa5fe5d29bf8e38494
[INFO] running `"docker" "start" "-a" "c7f2b48a774b17f8b55dd211e15a708a00f77dfd1da5c1fa5fe5d29bf8e38494"`
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking cadence v0.8.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking docopt v0.6.86
[INFO] [stderr]     Checking http-log-to-statsd v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Parser`
[INFO] [stderr]   --> http-log-to-statsd.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 | /     pub fn new() -> Parser {
[INFO] [stderr] 82 | |         Parser{suffix: "".to_string()}
[INFO] [stderr] 83 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 76 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> http-log-to-statsd.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 104 |         if field.len() == 0 { return Ok(None) }
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `field.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> http-log-to-statsd.rs:158:22
[INFO] [stderr]     |
[INFO] [stderr] 158 |     if s.starts_with("'") && s.ends_with("'") {
[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: single-character string constant used as pattern
[INFO] [stderr]    --> http-log-to-statsd.rs:158:42
[INFO] [stderr]     |
[INFO] [stderr] 158 |     if s.starts_with("'") && s.ends_with("'") {
[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: single-character string constant used as pattern
[INFO] [stderr]    --> http-log-to-statsd.rs:171:27
[INFO] [stderr]     |
[INFO] [stderr] 171 |         if value.contains("*") {
[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: you should consider deriving a `Default` implementation for `Parser`
[INFO] [stderr]   --> http-log-to-statsd.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 | /     pub fn new() -> Parser {
[INFO] [stderr] 82 | |         Parser{suffix: "".to_string()}
[INFO] [stderr] 83 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 76 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> http-log-to-statsd.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 104 |         if field.len() == 0 { return Ok(None) }
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `field.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> http-log-to-statsd.rs:158:22
[INFO] [stderr]     |
[INFO] [stderr] 158 |     if s.starts_with("'") && s.ends_with("'") {
[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: single-character string constant used as pattern
[INFO] [stderr]    --> http-log-to-statsd.rs:158:42
[INFO] [stderr]     |
[INFO] [stderr] 158 |     if s.starts_with("'") && s.ends_with("'") {
[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: single-character string constant used as pattern
[INFO] [stderr]    --> http-log-to-statsd.rs:171:27
[INFO] [stderr]     |
[INFO] [stderr] 171 |         if value.contains("*") {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `"docker" "inspect" "c7f2b48a774b17f8b55dd211e15a708a00f77dfd1da5c1fa5fe5d29bf8e38494"`
[INFO] running `"docker" "rm" "-f" "c7f2b48a774b17f8b55dd211e15a708a00f77dfd1da5c1fa5fe5d29bf8e38494"`
[INFO] [stdout] c7f2b48a774b17f8b55dd211e15a708a00f77dfd1da5c1fa5fe5d29bf8e38494