[INFO] crate urlencoded 0.6.0 is already in cache
[INFO] extracting crate urlencoded 0.6.0 into work/ex/clippy-test-run/sources/stable/reg/urlencoded/0.6.0
[INFO] extracting crate urlencoded 0.6.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/urlencoded/0.6.0
[INFO] validating manifest of urlencoded-0.6.0 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 urlencoded-0.6.0 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 urlencoded-0.6.0
[INFO] finished frobbing urlencoded-0.6.0
[INFO] frobbed toml for urlencoded-0.6.0 written to work/ex/clippy-test-run/sources/stable/reg/urlencoded/0.6.0/Cargo.toml
[INFO] started frobbing urlencoded-0.6.0
[INFO] finished frobbing urlencoded-0.6.0
[INFO] frobbed toml for urlencoded-0.6.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/urlencoded/0.6.0/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 urlencoded-0.6.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/urlencoded/0.6.0:/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] fd24118846b794416288385ae247a0db4e7dad9cd6a036bfd42271f9743afe9b
[INFO] running `"docker" "start" "-a" "fd24118846b794416288385ae247a0db4e7dad9cd6a036bfd42271f9743afe9b"`
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]     Checking persistent v0.4.0
[INFO] [stderr]     Checking bodyparser v0.8.0
[INFO] [stderr]     Checking urlencoded v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/lib.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |             .map_err(|e| UrlDecodingError::BodyError(e))
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `UrlDecodingError::BodyError`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/lib.rs:97:24
[INFO] [stderr]    |
[INFO] [stderr] 97 |             .map(|x| x.unwrap_or("".to_string()))
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/lib.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |             .map_err(|e| UrlDecodingError::BodyError(e))
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `UrlDecodingError::BodyError`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/lib.rs:97:24
[INFO] [stderr]    |
[INFO] [stderr] 97 |             .map(|x| x.unwrap_or("".to_string()))
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.57s
[INFO] running `"docker" "inspect" "fd24118846b794416288385ae247a0db4e7dad9cd6a036bfd42271f9743afe9b"`
[INFO] running `"docker" "rm" "-f" "fd24118846b794416288385ae247a0db4e7dad9cd6a036bfd42271f9743afe9b"`
[INFO] [stdout] fd24118846b794416288385ae247a0db4e7dad9cd6a036bfd42271f9743afe9b