[INFO] updating cached repository swuecho/rust_pearls
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/swuecho/rust_pearls
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/swuecho/rust_pearls" "work/ex/clippy-test-run/sources/stable/gh/swuecho/rust_pearls"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/swuecho/rust_pearls'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/swuecho/rust_pearls" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/swuecho/rust_pearls"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/swuecho/rust_pearls'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1872708631f831c8be5ba5ced6a4e1fd6a910c82
[INFO] sha for GitHub repo swuecho/rust_pearls: 1872708631f831c8be5ba5ced6a4e1fd6a910c82
[INFO] validating manifest of swuecho/rust_pearls 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 swuecho/rust_pearls 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 swuecho/rust_pearls
[INFO] finished frobbing swuecho/rust_pearls
[INFO] frobbed toml for swuecho/rust_pearls written to work/ex/clippy-test-run/sources/stable/gh/swuecho/rust_pearls/Cargo.toml
[INFO] started frobbing swuecho/rust_pearls
[INFO] finished frobbing swuecho/rust_pearls
[INFO] frobbed toml for swuecho/rust_pearls written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/swuecho/rust_pearls/Cargo.toml
[INFO] crate swuecho/rust_pearls 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 swuecho/rust_pearls against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/swuecho/rust_pearls:/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 -Dclippy::into_iter_on_array" "-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] 12a2dcdcade4a7867f28dbfd3cb879dc8b33dd22d48c6d3395e92cff3d60e5d5
[INFO] running `"docker" "start" "-a" "12a2dcdcade4a7867f28dbfd3cb879dc8b33dd22d48c6d3395e92cff3d60e5d5"`
[INFO] [stderr]     Checking rust_pearls v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/fuzzbuzz2.rs:5:27
[INFO] [stderr]   |
[INFO] [stderr] 5 |             println!("{}","FizzBuzz");
[INFO] [stderr]   |                           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/fuzzbuzz2.rs:8:28
[INFO] [stderr]   |
[INFO] [stderr] 8 |             println!("{}", "Fizz");
[INFO] [stderr]   |                            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/bin/fuzzbuzz2.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 |             println!("{}", "Buzz");
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 |     println!("Hello, {}!", "world");  // => ~"Hello, world!"
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 |     println!("The number is {}", 1);  // => ~"The number is 1"
[INFO] [stderr]   |                                  ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 |     println!("{value}", value=4);       // => ~"4"
[INFO] [stderr]   |                               ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |     println!("{} {}", 1, 2);            // => ~"1 2"
[INFO] [stderr]   |                       ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 |     println!("{} {}", 1, 2);            // => ~"1 2"
[INFO] [stderr]   |                          ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/bin/vec_borrow.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn print_vec(vec: &Vec<i32>) {
[INFO] [stderr]   |                   ^^^^^^^^^ help: change this to: `&[i32]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/fuzzbuzz2.rs:5:27
[INFO] [stderr]   |
[INFO] [stderr] 5 |             println!("{}","FizzBuzz");
[INFO] [stderr]   |                           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/fuzzbuzz2.rs:8:28
[INFO] [stderr]   |
[INFO] [stderr] 8 |             println!("{}", "Fizz");
[INFO] [stderr]   |                            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/bin/fuzzbuzz2.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 |             println!("{}", "Buzz");
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 |     println!("Hello, {}!", "world");  // => ~"Hello, world!"
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 |     println!("The number is {}", 1);  // => ~"The number is 1"
[INFO] [stderr]   |                                  ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 |     println!("{value}", value=4);       // => ~"4"
[INFO] [stderr]   |                               ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |     println!("{} {}", 1, 2);            // => ~"1 2"
[INFO] [stderr]   |                       ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/bin/format_output.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 |     println!("{} {}", 1, 2);            // => ~"1 2"
[INFO] [stderr]   |                          ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/bin/vec_borrow.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn print_vec(vec: &Vec<i32>) {
[INFO] [stderr]   |                   ^^^^^^^^^ help: change this to: `&[i32]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `"docker" "inspect" "12a2dcdcade4a7867f28dbfd3cb879dc8b33dd22d48c6d3395e92cff3d60e5d5"`
[INFO] running `"docker" "rm" "-f" "12a2dcdcade4a7867f28dbfd3cb879dc8b33dd22d48c6d3395e92cff3d60e5d5"`
[INFO] [stdout] 12a2dcdcade4a7867f28dbfd3cb879dc8b33dd22d48c6d3395e92cff3d60e5d5