[INFO] crate rpf 0.1.6 is already in cache
[INFO] extracting crate rpf 0.1.6 into work/ex/clippy-test-run/sources/stable/reg/rpf/0.1.6
[INFO] extracting crate rpf 0.1.6 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rpf/0.1.6
[INFO] validating manifest of rpf-0.1.6 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 rpf-0.1.6 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 rpf-0.1.6
[INFO] finished frobbing rpf-0.1.6
[INFO] frobbed toml for rpf-0.1.6 written to work/ex/clippy-test-run/sources/stable/reg/rpf/0.1.6/Cargo.toml
[INFO] started frobbing rpf-0.1.6
[INFO] finished frobbing rpf-0.1.6
[INFO] frobbed toml for rpf-0.1.6 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rpf/0.1.6/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 rpf-0.1.6 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/rpf/0.1.6:/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] 1f5da496a0b1aa7c55e62e27caa6bcb8bc593acc55bd1d98a17332568214f047
[INFO] running `"docker" "start" "-a" "1f5da496a0b1aa7c55e62e27caa6bcb8bc593acc55bd1d98a17332568214f047"`
[INFO] [stderr]     Checking ansi_term v0.6.3
[INFO] [stderr]     Checking rpf v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]   --> src/utils/prog.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         print!("\n");
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::print_with_newline)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]   --> src/utils/prog.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         print!("\n");
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::print_with_newline)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/utils/pathmod.rs:88:41
[INFO] [stderr]    |
[INFO] [stderr] 88 |         if file_name.starts_with(".") { return true; }
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/utils/pathmod.rs:89:16
[INFO] [stderr]    |
[INFO] [stderr] 89 |         else { return false; }
[INFO] [stderr]    |                ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/utils/pathmod.rs:129:41
[INFO] [stderr]     |
[INFO] [stderr] 129 |         if file_name.starts_with(".") { return true; }
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/utils/pathmod.rs:130:16
[INFO] [stderr]     |
[INFO] [stderr] 130 |         else { return false; }
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ANSIString`
[INFO] [stderr]  --> src/utils/styled.rs:8:30
[INFO] [stderr]   |
[INFO] [stderr] 8 | use self::ansi_term::{Colour,ANSIString};
[INFO] [stderr]   |                              ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Red`
[INFO] [stderr]  --> src/utils/styled.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 9 | use self::ansi_term::Colour::{Red};
[INFO] [stderr]   |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/utils/pathmod.rs:88:41
[INFO] [stderr]    |
[INFO] [stderr] 88 |         if file_name.starts_with(".") { return true; }
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/utils/pathmod.rs:89:16
[INFO] [stderr]    |
[INFO] [stderr] 89 |         else { return false; }
[INFO] [stderr]    |                ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/utils/pathmod.rs:129:41
[INFO] [stderr]     |
[INFO] [stderr] 129 |         if file_name.starts_with(".") { return true; }
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/utils/pathmod.rs:130:16
[INFO] [stderr]     |
[INFO] [stderr] 130 |         else { return false; }
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ANSIString`
[INFO] [stderr]  --> src/utils/styled.rs:8:30
[INFO] [stderr]   |
[INFO] [stderr] 8 | use self::ansi_term::{Colour,ANSIString};
[INFO] [stderr]   |                              ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Red`
[INFO] [stderr]  --> src/utils/styled.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 9 | use self::ansi_term::Colour::{Red};
[INFO] [stderr]   |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]   --> src/utils/prog.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         &self.exit(ExitStatus::ArgError);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.exit(ExitStatus::ArgError);`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_operation)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]   --> src/utils/pathmod.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 | /         if file_name.starts_with(".") { return true; }
[INFO] [stderr] 89 | |         else { return false; }
[INFO] [stderr]    | |______________________________^ help: you can reduce it to: `return file_name.starts_with(".")`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/utils/pathmod.rs:88:34
[INFO] [stderr]    |
[INFO] [stderr] 88 |         if file_name.starts_with(".") { return true; }
[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: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/utils/pathmod.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 | /         if file_name.starts_with(".") { return true; }
[INFO] [stderr] 130 | |         else { return false; }
[INFO] [stderr]     | |______________________________^ help: you can reduce it to: `return file_name.starts_with(".")`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/utils/pathmod.rs:129:34
[INFO] [stderr]     |
[INFO] [stderr] 129 |         if file_name.starts_with(".") { return true; }
[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: statement can be reduced
[INFO] [stderr]   --> src/utils/status.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         &self.exit(status);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.exit(status);`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]   --> src/utils/status.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         &self.exit(ExitStatus::Error);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.exit(ExitStatus::Error);`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]   --> src/utils/as_path.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |     assert_eq!("/etc/test/dir".to_string().as_path().clone(),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]    |
[INFO] [stderr] 56 |     assert_eq!(&(*"/etc/test/dir".to_string().as_path()).clone(),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]    |
[INFO] [stderr] 56 |     assert_eq!(&std::path::Path::clone("/etc/test/dir".to_string().as_path()),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]   --> src/utils/as_path.rs:68:16
[INFO] [stderr]    |
[INFO] [stderr] 68 |     assert_eq!("/etc/test/dir".as_path().clone(),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]    |
[INFO] [stderr] 68 |     assert_eq!(&(*"/etc/test/dir".as_path()).clone(),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]    |
[INFO] [stderr] 68 |     assert_eq!(&std::path::Path::clone("/etc/test/dir".as_path()),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]   --> src/utils/prog.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         &self.exit(ExitStatus::ArgError);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.exit(ExitStatus::ArgError);`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_operation)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]   --> src/utils/pathmod.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 | /         if file_name.starts_with(".") { return true; }
[INFO] [stderr] 89 | |         else { return false; }
[INFO] [stderr]    | |______________________________^ help: you can reduce it to: `return file_name.starts_with(".")`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/utils/pathmod.rs:88:34
[INFO] [stderr]    |
[INFO] [stderr] 88 |         if file_name.starts_with(".") { return true; }
[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: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/utils/pathmod.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 | /         if file_name.starts_with(".") { return true; }
[INFO] [stderr] 130 | |         else { return false; }
[INFO] [stderr]     | |______________________________^ help: you can reduce it to: `return file_name.starts_with(".")`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/utils/pathmod.rs:129:34
[INFO] [stderr]     |
[INFO] [stderr] 129 |         if file_name.starts_with(".") { return true; }
[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: statement can be reduced
[INFO] [stderr]   --> src/utils/status.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         &self.exit(status);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.exit(status);`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]   --> src/utils/status.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         &self.exit(ExitStatus::Error);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.exit(ExitStatus::Error);`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rpf`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1f5da496a0b1aa7c55e62e27caa6bcb8bc593acc55bd1d98a17332568214f047"`
[INFO] running `"docker" "rm" "-f" "1f5da496a0b1aa7c55e62e27caa6bcb8bc593acc55bd1d98a17332568214f047"`
[INFO] [stdout] 1f5da496a0b1aa7c55e62e27caa6bcb8bc593acc55bd1d98a17332568214f047