[INFO] crate webfinger 0.3.1 is already in cache
[INFO] extracting crate webfinger 0.3.1 into work/ex/clippy-test-run/sources/stable/reg/webfinger/0.3.1
[INFO] extracting crate webfinger 0.3.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/webfinger/0.3.1
[INFO] validating manifest of webfinger-0.3.1 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 webfinger-0.3.1 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 webfinger-0.3.1
[INFO] finished frobbing webfinger-0.3.1
[INFO] frobbed toml for webfinger-0.3.1 written to work/ex/clippy-test-run/sources/stable/reg/webfinger/0.3.1/Cargo.toml
[INFO] started frobbing webfinger-0.3.1
[INFO] finished frobbing webfinger-0.3.1
[INFO] frobbed toml for webfinger-0.3.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/webfinger/0.3.1/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 webfinger-0.3.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/webfinger/0.3.1:/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] 5bd8caf3400987692749a26eea3617eb8f67780371b73af5ef50b4f8381430a7
[INFO] running `"docker" "start" "-a" "5bd8caf3400987692749a26eea3617eb8f67780371b73af5ef50b4f8381430a7"`
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking hyper v0.12.23
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.9
[INFO] [stderr]     Checking webfinger v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:81:16
[INFO] [stderr]    |
[INFO] [stderr] 81 |     acct.split("@")
[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]    --> src/lib.rs:131:51
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut parsed_query = resource.splitn(2, ":");
[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]    --> src/lib.rs:142:48
[INFO] [stderr]     |
[INFO] [stderr] 142 |                 let mut parsed_res = res.split("@");
[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: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/tests.rs:70:20
[INFO] [stderr]    |
[INFO] [stderr] 70 |         if acct == resource_repo.to_string() {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `resource_repo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_owned)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:81:16
[INFO] [stderr]    |
[INFO] [stderr] 81 |     acct.split("@")
[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]    --> src/lib.rs:131:51
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut parsed_query = resource.splitn(2, ":");
[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]    --> src/lib.rs:142:48
[INFO] [stderr]     |
[INFO] [stderr] 142 |                 let mut parsed_res = res.split("@");
[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 32.06s
[INFO] running `"docker" "inspect" "5bd8caf3400987692749a26eea3617eb8f67780371b73af5ef50b4f8381430a7"`
[INFO] running `"docker" "rm" "-f" "5bd8caf3400987692749a26eea3617eb8f67780371b73af5ef50b4f8381430a7"`
[INFO] [stdout] 5bd8caf3400987692749a26eea3617eb8f67780371b73af5ef50b4f8381430a7