Aug 11 20:06:33.504 INFO checking an-rope-0.3.1 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 20:06:33.504 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 20:06:33.504 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 20:06:33.505 INFO running `"docker" "create" "-v" "/tmp/crater.34CkF5UQDItf:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-1/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 20:06:33.718 INFO blam! 5e1b51009c36fa8bac64d77ffc8c2ae313cd878bea64125dcaa1937b6a23fc90
Aug 11 20:06:33.719 INFO running `"docker" "start" "-a" "5e1b51009c36fa8bac64d77ffc8c2ae313cd878bea64125dcaa1937b6a23fc90"`
Aug 11 20:06:34.864 INFO kablam!     Checking an-rope v0.3.1 (file:///source)
Aug 11 20:06:36.861 INFO kablam! warning: variable does not need to be mutable
Aug 11 20:06:36.861 INFO kablam!    --> src/lib.rs:762:46
Aug 11 20:06:36.861 INFO kablam!     |
Aug 11 20:06:36.861 INFO kablam! 762 |                               .scan(0, move |mut l, i|  {
Aug 11 20:06:36.861 INFO kablam!     |                                              ----^
Aug 11 20:06:36.861 INFO kablam!     |                                              |
Aug 11 20:06:36.861 INFO kablam!     |                                              help: remove this `mut`
Aug 11 20:06:36.861 INFO kablam!     |
Aug 11 20:06:36.861 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 11 20:06:36.861 INFO kablam! 
Aug 11 20:06:37.097 INFO kablam! warning: unused import: `metric::Line`
Aug 11 20:06:37.097 INFO kablam!  --> src/test/mod.rs:4:5
Aug 11 20:06:37.097 INFO kablam!   |
Aug 11 20:06:37.097 INFO kablam! 4 | use metric::Line;
Aug 11 20:06:37.097 INFO kablam!   |     ^^^^^^^^^^^^
Aug 11 20:06:37.097 INFO kablam!   |
Aug 11 20:06:37.098 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 20:06:37.098 INFO kablam! 
Aug 11 20:06:37.098 INFO kablam! warning: unused import: `metric::Measured`
Aug 11 20:06:37.098 INFO kablam!  --> src/test/mod.rs:5:5
Aug 11 20:06:37.098 INFO kablam!   |
Aug 11 20:06:37.098 INFO kablam! 5 | use metric::Measured;
Aug 11 20:06:37.098 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Aug 11 20:06:37.099 INFO kablam! 
Aug 11 20:06:37.100 INFO kablam! warning: unnecessary parentheses around method argument
Aug 11 20:06:37.100 INFO kablam!   --> src/test/mod.rs:61:18
Aug 11 20:06:37.100 INFO kablam!    |
Aug 11 20:06:37.100 INFO kablam! 61 |     r = r.delete((8..12));
Aug 11 20:06:37.100 INFO kablam!    |                  ^^^^^^^ help: remove these parentheses
Aug 11 20:06:37.100 INFO kablam!    |
Aug 11 20:06:37.100 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 11 20:06:37.101 INFO kablam! 
Aug 11 20:06:37.101 INFO kablam! warning: unnecessary parentheses around method argument
Aug 11 20:06:37.101 INFO kablam!   --> src/test/mod.rs:68:18
Aug 11 20:06:37.101 INFO kablam!    |
Aug 11 20:06:37.101 INFO kablam! 68 |     r = r.delete((0..0));
Aug 11 20:06:37.101 INFO kablam!    |                  ^^^^^^ help: remove these parentheses
Aug 11 20:06:37.102 INFO kablam! 
Aug 11 20:06:37.102 INFO kablam! warning: unnecessary parentheses around method argument
Aug 11 20:06:37.103 INFO kablam!    --> src/test/mod.rs:117:14
Aug 11 20:06:37.103 INFO kablam!     |
Aug 11 20:06:37.103 INFO kablam! 117 |     r.delete((12..8)); // lol, fuck you
Aug 11 20:06:37.103 INFO kablam!     |              ^^^^^^^ help: remove these parentheses
Aug 11 20:06:37.103 INFO kablam! 
Aug 11 20:06:37.124 INFO kablam! warning: unused import: `super::*`
Aug 11 20:06:37.124 INFO kablam!    --> src/slice.rs:710:9
Aug 11 20:06:37.124 INFO kablam!     |
Aug 11 20:06:37.124 INFO kablam! 710 |     use super::*;
Aug 11 20:06:37.124 INFO kablam!     |         ^^^^^^^^
Aug 11 20:06:37.125 INFO kablam! 
Aug 11 20:06:37.226 INFO kablam! warning: method is never used: `nodes`
Aug 11 20:06:37.226 INFO kablam!    --> src/internals/mod.rs:446:5
Aug 11 20:06:37.226 INFO kablam!     |
Aug 11 20:06:37.226 INFO kablam! 446 |     fn nodes(&self) -> Nodes {
Aug 11 20:06:37.226 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:06:37.226 INFO kablam!     |
Aug 11 20:06:37.226 INFO kablam!     = note: #[warn(dead_code)] on by default
Aug 11 20:06:37.226 INFO kablam! 
Aug 11 20:06:37.226 INFO kablam! warning: struct is never constructed: `Nodes`
Aug 11 20:06:37.226 INFO kablam!    --> src/internals/mod.rs:645:1
Aug 11 20:06:37.227 INFO kablam!     |
Aug 11 20:06:37.227 INFO kablam! 645 | struct Nodes<'a>(Vec<&'a Node>);
Aug 11 20:06:37.227 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:06:37.227 INFO kablam! 
Aug 11 20:06:39.529 INFO kablam! warning: unused variable: `left`
Aug 11 20:06:39.529 INFO kablam!   --> src/internals/test.rs:49:10
Aug 11 20:06:39.529 INFO kablam!    |
Aug 11 20:06:39.529 INFO kablam! 49 |     let (left, right) = b.split(Line(1));
Aug 11 20:06:39.529 INFO kablam!    |          ^^^^ help: consider using `_left` instead
Aug 11 20:06:39.529 INFO kablam!    |
Aug 11 20:06:39.529 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 11 20:06:39.529 INFO kablam! 
Aug 11 20:06:39.529 INFO kablam! warning: unused variable: `right`
Aug 11 20:06:39.529 INFO kablam!   --> src/internals/test.rs:49:16
Aug 11 20:06:39.529 INFO kablam!    |
Aug 11 20:06:39.529 INFO kablam! 49 |     let (left, right) = b.split(Line(1));
Aug 11 20:06:39.529 INFO kablam!    |                ^^^^^ help: consider using `_right` instead
Aug 11 20:06:39.529 INFO kablam! 
Aug 11 20:06:39.597 INFO kablam! warning: variable does not need to be mutable
Aug 11 20:06:39.597 INFO kablam!    --> src/lib.rs:762:46
Aug 11 20:06:39.598 INFO kablam!     |
Aug 11 20:06:39.598 INFO kablam! 762 |                               .scan(0, move |mut l, i|  {
Aug 11 20:06:39.598 INFO kablam!     |                                              ----^
Aug 11 20:06:39.598 INFO kablam!     |                                              |
Aug 11 20:06:39.598 INFO kablam!     |                                              help: remove this `mut`
Aug 11 20:06:39.598 INFO kablam!     |
Aug 11 20:06:39.598 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 11 20:06:39.598 INFO kablam! 
Aug 11 20:06:39.655 INFO kablam! warning: variable does not need to be mutable
Aug 11 20:06:39.655 INFO kablam!   --> src/test/mod.rs:28:9
Aug 11 20:06:39.655 INFO kablam!    |
Aug 11 20:06:39.655 INFO kablam! 28 |     let mut rope = Rope::from("this is\n\
Aug 11 20:06:39.655 INFO kablam!    |         ----^^^^
Aug 11 20:06:39.655 INFO kablam!    |         |
Aug 11 20:06:39.655 INFO kablam!    |         help: remove this `mut`
Aug 11 20:06:39.655 INFO kablam! 
Aug 11 20:06:39.657 INFO kablam! warning: variable does not need to be mutable
Aug 11 20:06:39.657 INFO kablam!   --> src/test/mod.rs:44:9
Aug 11 20:06:39.657 INFO kablam!    |
Aug 11 20:06:39.657 INFO kablam! 44 |     let mut rope = Rope::from("this is\n\
Aug 11 20:06:39.657 INFO kablam!    |         ----^^^^
Aug 11 20:06:39.658 INFO kablam!    |         |
Aug 11 20:06:39.658 INFO kablam!    |         help: remove this `mut`
Aug 11 20:06:39.658 INFO kablam! 
Aug 11 20:06:39.663 INFO kablam! warning: variable does not need to be mutable
Aug 11 20:06:39.663 INFO kablam!    --> src/test/mod.rs:116:9
Aug 11 20:06:39.663 INFO kablam!     |
Aug 11 20:06:39.663 INFO kablam! 116 |     let mut r = Rope::from("this is not fine");
Aug 11 20:06:39.663 INFO kablam!     |         ----^
Aug 11 20:06:39.663 INFO kablam!     |         |
Aug 11 20:06:39.663 INFO kablam!     |         help: remove this `mut`
Aug 11 20:06:39.663 INFO kablam! 
Aug 11 20:06:39.763 INFO kablam! warning: variable does not need to be mutable
Aug 11 20:06:39.763 INFO kablam!    --> src/test/mod.rs:476:17
Aug 11 20:06:39.763 INFO kablam!     |
Aug 11 20:06:39.763 INFO kablam! 476 |             let mut rope = Rope::from(a.clone());
Aug 11 20:06:39.763 INFO kablam!     |                 ----^^^^
Aug 11 20:06:39.763 INFO kablam!     |                 |
Aug 11 20:06:39.763 INFO kablam!     |                 help: remove this `mut`
Aug 11 20:06:39.763 INFO kablam! 
Aug 11 20:06:40.294 INFO kablam! warning: function is never used: `line_delete_test_1`
Aug 11 20:06:40.294 INFO kablam!   --> src/test/mod.rs:26:1
Aug 11 20:06:40.294 INFO kablam!    |
Aug 11 20:06:40.294 INFO kablam! 26 | fn line_delete_test_1() {
Aug 11 20:06:40.294 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.294 INFO kablam!    |
Aug 11 20:06:40.294 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 11 20:06:40.294 INFO kablam! 
Aug 11 20:06:40.295 INFO kablam! warning: function is never used: `line_delete_test_2`
Aug 11 20:06:40.295 INFO kablam!   --> src/test/mod.rs:42:1
Aug 11 20:06:40.295 INFO kablam!    |
Aug 11 20:06:40.295 INFO kablam! 42 | fn line_delete_test_2() {
Aug 11 20:06:40.295 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.295 INFO kablam! 
Aug 11 20:06:40.295 INFO kablam! warning: function is never used: `debug_test_1`
Aug 11 20:06:40.295 INFO kablam!    --> src/test/mod.rs:125:5
Aug 11 20:06:40.295 INFO kablam!     |
Aug 11 20:06:40.295 INFO kablam! 125 |     fn debug_test_1() {
Aug 11 20:06:40.295 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.295 INFO kablam! 
Aug 11 20:06:40.295 INFO kablam! warning: function is never used: `debug_test_2`
Aug 11 20:06:40.295 INFO kablam!    --> src/test/mod.rs:131:5
Aug 11 20:06:40.295 INFO kablam!     |
Aug 11 20:06:40.295 INFO kablam! 131 |     fn debug_test_2() {
Aug 11 20:06:40.295 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.295 INFO kablam! 
Aug 11 20:06:40.295 INFO kablam! warning: function is never used: `debug_test_3`
Aug 11 20:06:40.295 INFO kablam!    --> src/test/mod.rs:137:5
Aug 11 20:06:40.295 INFO kablam!     |
Aug 11 20:06:40.295 INFO kablam! 137 |     fn debug_test_3() {
Aug 11 20:06:40.295 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.295 INFO kablam! 
Aug 11 20:06:40.295 INFO kablam! warning: function is never used: `rope_indexing_is_string_indexing`
Aug 11 20:06:40.295 INFO kablam!    --> src/test/mod.rs:446:5
Aug 11 20:06:40.295 INFO kablam!     |
Aug 11 20:06:40.295 INFO kablam! 446 |     fn rope_indexing_is_string_indexing() {
Aug 11 20:06:40.295 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.295 INFO kablam! 
Aug 11 20:06:40.295 INFO kablam! warning: function is never used: `rope_insert_char_is_string_insert_char`
Aug 11 20:06:40.296 INFO kablam!    --> src/test/mod.rs:462:5
Aug 11 20:06:40.296 INFO kablam!     |
Aug 11 20:06:40.296 INFO kablam! 462 |     fn rope_insert_char_is_string_insert_char() {
Aug 11 20:06:40.296 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.296 INFO kablam! 
Aug 11 20:06:40.296 INFO kablam! warning: constant item is never used: `TEST_WORD`
Aug 11 20:06:40.296 INFO kablam!     --> src/unicode/test/testdata.rs:520:5
Aug 11 20:06:40.296 INFO kablam!      |
Aug 11 20:06:40.296 INFO kablam! 520  | /     pub const TEST_WORD: &'static [(&'static str, &'static [&'static str])] = &[
Aug 11 20:06:40.296 INFO kablam! 521  | |         ("\u{1}\u{1}", &["\u{1}", "\u{1}"]), ("\u{1}\u{308}\u{1}", &["\u{1}\u{308}", "\u{1}"]),
Aug 11 20:06:40.296 INFO kablam! 522  | |         ("\u{1}\u{d}", &["\u{1}", "\u{d}"]), ("\u{1}\u{308}\u{d}", &["\u{1}\u{308}", "\u{d}"]),
Aug 11 20:06:40.296 INFO kablam! 523  | |         ("\u{1}\u{a}", &["\u{1}", "\u{a}"]), ("\u{1}\u{308}\u{a}", &["\u{1}\u{308}", "\u{a}"]),
Aug 11 20:06:40.296 INFO kablam! ...    |
Aug 11 20:06:40.296 INFO kablam! 2056 | |         "\u{2c}", "\u{2c}", "\u{61}"])
Aug 11 20:06:40.296 INFO kablam! 2057 | |     ];
Aug 11 20:06:40.296 INFO kablam!      | |______^
Aug 11 20:06:40.296 INFO kablam! 
Aug 11 20:06:40.296 INFO kablam! warning: method is never used: `nodes`
Aug 11 20:06:40.296 INFO kablam!    --> src/internals/mod.rs:446:5
Aug 11 20:06:40.296 INFO kablam!     |
Aug 11 20:06:40.296 INFO kablam! 446 |     fn nodes(&self) -> Nodes {
Aug 11 20:06:40.297 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.297 INFO kablam! 
Aug 11 20:06:40.297 INFO kablam! warning: struct is never constructed: `Nodes`
Aug 11 20:06:40.297 INFO kablam!    --> src/internals/mod.rs:645:1
Aug 11 20:06:40.297 INFO kablam!     |
Aug 11 20:06:40.297 INFO kablam! 645 | struct Nodes<'a>(Vec<&'a Node>);
Aug 11 20:06:40.297 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:06:40.297 INFO kablam! 
Aug 11 20:06:40.311 INFO kablam! warning: unused attribute
Aug 11 20:06:40.311 INFO kablam!   --> src/test/mod.rs:25:1
Aug 11 20:06:40.311 INFO kablam!    |
Aug 11 20:06:40.311 INFO kablam! 25 | #[ignore]
Aug 11 20:06:40.312 INFO kablam!    | ^^^^^^^^^
Aug 11 20:06:40.312 INFO kablam!    |
Aug 11 20:06:40.312 INFO kablam!    = note: #[warn(unused_attributes)] on by default
Aug 11 20:06:40.312 INFO kablam! 
Aug 11 20:06:40.312 INFO kablam! warning: unused attribute
Aug 11 20:06:40.312 INFO kablam!   --> src/test/mod.rs:41:1
Aug 11 20:06:40.312 INFO kablam!    |
Aug 11 20:06:40.312 INFO kablam! 41 | #[ignore]
Aug 11 20:06:40.312 INFO kablam!    | ^^^^^^^^^
Aug 11 20:06:40.313 INFO kablam! 
Aug 11 20:06:40.313 INFO kablam! warning: unused attribute
Aug 11 20:06:40.313 INFO kablam!    --> src/test/mod.rs:114:1
Aug 11 20:06:40.313 INFO kablam!     |
Aug 11 20:06:40.313 INFO kablam! 114 | #[should_panic]
Aug 11 20:06:40.313 INFO kablam!     | ^^^^^^^^^^^^^^^
Aug 11 20:06:40.313 INFO kablam! 
Aug 11 20:06:40.316 INFO kablam! warning: unused attribute
Aug 11 20:06:40.316 INFO kablam!    --> src/test/mod.rs:124:5
Aug 11 20:06:40.316 INFO kablam!     |
Aug 11 20:06:40.316 INFO kablam! 124 |     #[ignore]
Aug 11 20:06:40.316 INFO kablam!     |     ^^^^^^^^^
Aug 11 20:06:40.316 INFO kablam! 
Aug 11 20:06:40.317 INFO kablam! warning: unused attribute
Aug 11 20:06:40.317 INFO kablam!    --> src/test/mod.rs:130:5
Aug 11 20:06:40.317 INFO kablam!     |
Aug 11 20:06:40.317 INFO kablam! 130 |     #[ignore]
Aug 11 20:06:40.317 INFO kablam!     |     ^^^^^^^^^
Aug 11 20:06:40.317 INFO kablam! 
Aug 11 20:06:40.317 INFO kablam! warning: unused attribute
Aug 11 20:06:40.317 INFO kablam!    --> src/test/mod.rs:136:5
Aug 11 20:06:40.317 INFO kablam!     |
Aug 11 20:06:40.317 INFO kablam! 136 |     #[ignore]
Aug 11 20:06:40.317 INFO kablam!     |     ^^^^^^^^^
Aug 11 20:06:40.317 INFO kablam! 
Aug 11 20:06:40.323 INFO kablam! warning: unused attribute
Aug 11 20:06:40.323 INFO kablam!    --> src/test/mod.rs:445:5
Aug 11 20:06:40.323 INFO kablam!     |
Aug 11 20:06:40.323 INFO kablam! 445 |     #[ignore]
Aug 11 20:06:40.323 INFO kablam!     |     ^^^^^^^^^
Aug 11 20:06:40.323 INFO kablam! 
Aug 11 20:06:40.328 INFO kablam! warning: unused attribute
Aug 11 20:06:40.328 INFO kablam!    --> src/test/mod.rs:461:5
Aug 11 20:06:40.328 INFO kablam!     |
Aug 11 20:06:40.329 INFO kablam! 461 |     #[ignore]
Aug 11 20:06:40.329 INFO kablam!     |     ^^^^^^^^^
Aug 11 20:06:40.329 INFO kablam! 
Aug 11 20:06:40.329 INFO kablam! warning: module `FromIterator` should have a snake case name such as `from_iterator`
Aug 11 20:06:40.329 INFO kablam!    --> src/test/mod.rs:614:5
Aug 11 20:06:40.329 INFO kablam!     |
Aug 11 20:06:40.329 INFO kablam! 614 | /     mod FromIterator {
Aug 11 20:06:40.329 INFO kablam! 615 | |         use ::Rope;
Aug 11 20:06:40.329 INFO kablam! 616 | |         quickcheck! {
Aug 11 20:06:40.329 INFO kablam! 617 | |             fn prop_strings_concat(v: Vec<String>) -> bool {
Aug 11 20:06:40.329 INFO kablam! ...   |
Aug 11 20:06:40.329 INFO kablam! 709 | |
Aug 11 20:06:40.330 INFO kablam! 710 | |     }
Aug 11 20:06:40.330 INFO kablam!     | |_____^
Aug 11 20:06:40.330 INFO kablam!     |
Aug 11 20:06:40.330 INFO kablam!     = note: #[warn(non_snake_case)] on by default
Aug 11 20:06:40.331 INFO kablam! 
Aug 11 20:06:40.653 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
Aug 11 20:06:40.661 INFO kablam! su: No module specific data is present
Aug 11 20:06:41.254 INFO running `"docker" "rm" "-f" "5e1b51009c36fa8bac64d77ffc8c2ae313cd878bea64125dcaa1937b6a23fc90"`
Aug 11 20:06:41.428 INFO blam! 5e1b51009c36fa8bac64d77ffc8c2ae313cd878bea64125dcaa1937b6a23fc90