[INFO] crate c_utf8 0.1.0 is already in cache
[INFO] extracting crate c_utf8 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/c_utf8/0.1.0
[INFO] extracting crate c_utf8 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/c_utf8/0.1.0
[INFO] validating manifest of c_utf8-0.1.0 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 c_utf8-0.1.0 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 c_utf8-0.1.0
[INFO] finished frobbing c_utf8-0.1.0
[INFO] frobbed toml for c_utf8-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/c_utf8/0.1.0/Cargo.toml
[INFO] started frobbing c_utf8-0.1.0
[INFO] finished frobbing c_utf8-0.1.0
[INFO] frobbed toml for c_utf8-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/c_utf8/0.1.0/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 c_utf8-0.1.0 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/reg/c_utf8/0.1.0:/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] a329992c9988de720ef02528c16a59e7f8ceefe52a820e767d0ea151431a4ae1
[INFO] running `"docker" "start" "-a" "a329992c9988de720ef02528c16a59e7f8ceefe52a820e767d0ea151431a4ae1"`
[INFO] [stderr]     Checking c_utf8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: defining a method called `from_str` on this type; consider implementing the `std::str::FromStr` trait or choosing a less ambiguous name
[INFO] [stderr]    --> src/c_utf8.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 | /     pub fn from_str(s: &str) -> Result<&CUtf8, Error> {
[INFO] [stderr] 146 | |         if ::is_nul_terminated(s) {
[INFO] [stderr] 147 | |             unsafe { Ok(CUtf8::from_str_unchecked(s)) }
[INFO] [stderr] 148 | |         } else {
[INFO] [stderr] 149 | |             Err(Error::Nul)
[INFO] [stderr] 150 | |         }
[INFO] [stderr] 151 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: defining a method called `from_str` on this type; consider implementing the `std::str::FromStr` trait or choosing a less ambiguous name
[INFO] [stderr]    --> src/c_utf8.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 | /     pub fn from_str(s: &str) -> Result<&CUtf8, Error> {
[INFO] [stderr] 146 | |         if ::is_nul_terminated(s) {
[INFO] [stderr] 147 | |             unsafe { Ok(CUtf8::from_str_unchecked(s)) }
[INFO] [stderr] 148 | |         } else {
[INFO] [stderr] 149 | |             Err(Error::Nul)
[INFO] [stderr] 150 | |         }
[INFO] [stderr] 151 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "a329992c9988de720ef02528c16a59e7f8ceefe52a820e767d0ea151431a4ae1"`
[INFO] running `"docker" "rm" "-f" "a329992c9988de720ef02528c16a59e7f8ceefe52a820e767d0ea151431a4ae1"`
[INFO] [stdout] a329992c9988de720ef02528c16a59e7f8ceefe52a820e767d0ea151431a4ae1