[INFO] crate simple-error 0.1.13 is already in cache
[INFO] extracting crate simple-error 0.1.13 into work/ex/clippy-test-run/sources/stable/reg/simple-error/0.1.13
[INFO] extracting crate simple-error 0.1.13 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/simple-error/0.1.13
[INFO] validating manifest of simple-error-0.1.13 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 simple-error-0.1.13 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 simple-error-0.1.13
[INFO] finished frobbing simple-error-0.1.13
[INFO] frobbed toml for simple-error-0.1.13 written to work/ex/clippy-test-run/sources/stable/reg/simple-error/0.1.13/Cargo.toml
[INFO] started frobbing simple-error-0.1.13
[INFO] finished frobbing simple-error-0.1.13
[INFO] frobbed toml for simple-error-0.1.13 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/simple-error/0.1.13/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 simple-error-0.1.13 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/simple-error/0.1.13:/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] 456f3c5874d4f4dc5d3bfe713e518e968563d310babfb5e0ee57c8a78be62b16
[INFO] running `"docker" "start" "-a" "456f3c5874d4f4dc5d3bfe713e518e968563d310babfb5e0ee57c8a78be62b16"`
[INFO] [stderr]     Checking simple-error v0.1.13 (/opt/crater/workdir)
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/lib.rs:171:35
[INFO] [stderr]     |
[INFO] [stderr] 171 |       ($expr: expr, $str: expr) => (match $expr {
[INFO] [stderr]     |  ___________________________________^
[INFO] [stderr] 172 | |         Ok(val) => val,
[INFO] [stderr] 173 | |         Err(err) => {
[INFO] [stderr] 174 | |             return Err(::std::convert::From::from($crate::SimpleError::with($str.as_ref(), err)));
[INFO] [stderr] 175 | |         },
[INFO] [stderr] 176 | |     });
[INFO] [stderr]     | |_____^
[INFO] [stderr] ...
[INFO] [stderr] 326 |           Ok(try_with!(result, s))
[INFO] [stderr]     |              -------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]     |
[INFO] [stderr] 171 |     ($expr: expr, $str: expr) => (());
[INFO] [stderr]     |                                   ^^
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/lib.rs:177:47
[INFO] [stderr]     |
[INFO] [stderr] 177 |       ($expr: expr, $fmt:expr, $($arg:tt)+) => (match $expr {
[INFO] [stderr]     |  _______________________________________________^
[INFO] [stderr] 178 | |         Ok(val) => val,
[INFO] [stderr] 179 | |         Err(err) => {
[INFO] [stderr] 180 | |             return Err(::std::convert::From::from($crate::SimpleError::with(&format!($fmt, $($arg)+), err)));
[INFO] [stderr] 181 | |         },
[INFO] [stderr] 182 | |     });
[INFO] [stderr]     | |_____^
[INFO] [stderr] ...
[INFO] [stderr] 330 |           Ok(try_with!(result, "with {}", s))
[INFO] [stderr]     |              ------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]     |
[INFO] [stderr] 177 |     ($expr: expr, $fmt:expr, $($arg:tt)+) => (());
[INFO] [stderr]     |                                               ^^
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/lib.rs:228:35
[INFO] [stderr]     |
[INFO] [stderr] 228 |       ($expr: expr, $str: expr) => (match $expr {
[INFO] [stderr]     |  ___________________________________^
[INFO] [stderr] 229 | |         Some(val) => val,
[INFO] [stderr] 230 | |         None => {
[INFO] [stderr] 231 | |             return Err(::std::convert::From::from($crate::SimpleError::new($str.as_ref())));
[INFO] [stderr] 232 | |         },
[INFO] [stderr] 233 | |     });
[INFO] [stderr]     | |_____^
[INFO] [stderr] ...
[INFO] [stderr] 341 |           Ok(require_with!(option, s))
[INFO] [stderr]     |              ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]     |
[INFO] [stderr] 228 |     ($expr: expr, $str: expr) => (());
[INFO] [stderr]     |                                   ^^
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/lib.rs:234:47
[INFO] [stderr]     |
[INFO] [stderr] 234 |       ($expr: expr, $fmt:expr, $($arg:tt)+) => (match $expr {
[INFO] [stderr]     |  _______________________________________________^
[INFO] [stderr] 235 | |         Some(val) => val,
[INFO] [stderr] 236 | |         None => {
[INFO] [stderr] 237 | |             return Err(::std::convert::From::from($crate::SimpleError::new(format!($fmt, $($arg)+))));
[INFO] [stderr] 238 | |         },
[INFO] [stderr] 239 | |     });
[INFO] [stderr]     | |_____^
[INFO] [stderr] ...
[INFO] [stderr] 345 |           Ok(require_with!(maybe, "with {}", s))
[INFO] [stderr]     |              ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]     |
[INFO] [stderr] 234 |     ($expr: expr, $fmt:expr, $($arg:tt)+) => (());
[INFO] [stderr]     |                                               ^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "456f3c5874d4f4dc5d3bfe713e518e968563d310babfb5e0ee57c8a78be62b16"`
[INFO] running `"docker" "rm" "-f" "456f3c5874d4f4dc5d3bfe713e518e968563d310babfb5e0ee57c8a78be62b16"`
[INFO] [stdout] 456f3c5874d4f4dc5d3bfe713e518e968563d310babfb5e0ee57c8a78be62b16