Nov 05 02:43:25.215 INFO checking an-rope-0.3.1 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 05 02:43:25.215 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-6/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +e740b9aa0b624fa39feb39613e76d15bdf57e594-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 05 02:43:25.501 INFO blam! cb0c86405669d3c12fd8d80132307ce08ac68062b825a81b6e79e8f9f9c14dfa
Nov 05 02:43:25.503 INFO running `"docker" "start" "-a" "cb0c86405669d3c12fd8d80132307ce08ac68062b825a81b6e79e8f9f9c14dfa"`
Nov 05 02:43:26.221 INFO kablam! usermod: no changes
Nov 05 02:43:26.342 INFO kablam!     Checking an-rope v0.3.1 (/source)
Nov 05 02:43:26.343 INFO kablam!     Checking quickcheck v0.3.2
Nov 05 02:43:27.327 INFO kablam! warning: variable does not need to be mutable
Nov 05 02:43:27.327 INFO kablam!    --> src/lib.rs:762:46
Nov 05 02:43:27.327 INFO kablam!     |
Nov 05 02:43:27.328 INFO kablam! 762 |                               .scan(0, move |mut l, i|  {
Nov 05 02:43:27.328 INFO kablam!     |                                              ----^
Nov 05 02:43:27.328 INFO kablam!     |                                              |
Nov 05 02:43:27.328 INFO kablam!     |                                              help: remove this `mut`
Nov 05 02:43:27.328 INFO kablam!     |
Nov 05 02:43:27.329 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 05 02:43:27.329 INFO kablam! 
Nov 05 02:43:27.523 INFO kablam! warning: method is never used: `nodes`
Nov 05 02:43:27.523 INFO kablam!    --> src/internals/mod.rs:446:5
Nov 05 02:43:27.523 INFO kablam!     |
Nov 05 02:43:27.523 INFO kablam! 446 |     fn nodes(&self) -> Nodes {
Nov 05 02:43:27.523 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:43:27.523 INFO kablam!     |
Nov 05 02:43:27.523 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 05 02:43:27.523 INFO kablam! 
Nov 05 02:43:27.523 INFO kablam! warning: struct is never constructed: `Nodes`
Nov 05 02:43:27.523 INFO kablam!    --> src/internals/mod.rs:645:1
Nov 05 02:43:27.523 INFO kablam!     |
Nov 05 02:43:27.523 INFO kablam! 645 | struct Nodes<'a>(Vec<&'a Node>);
Nov 05 02:43:27.523 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:43:27.523 INFO kablam! 
Nov 05 02:43:30.470 INFO kablam! warning: unused import: `metric::Line`
Nov 05 02:43:30.470 INFO kablam!  --> src/test/mod.rs:4:5
Nov 05 02:43:30.470 INFO kablam!   |
Nov 05 02:43:30.470 INFO kablam! 4 | use metric::Line;
Nov 05 02:43:30.470 INFO kablam!   |     ^^^^^^^^^^^^
Nov 05 02:43:30.470 INFO kablam!   |
Nov 05 02:43:30.470 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 05 02:43:30.470 INFO kablam! 
Nov 05 02:43:30.470 INFO kablam! warning: unused import: `metric::Measured`
Nov 05 02:43:30.470 INFO kablam!  --> src/test/mod.rs:5:5
Nov 05 02:43:30.470 INFO kablam!   |
Nov 05 02:43:30.470 INFO kablam! 5 | use metric::Measured;
Nov 05 02:43:30.470 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Nov 05 02:43:30.470 INFO kablam! 
Nov 05 02:43:30.470 INFO kablam! warning: unnecessary parentheses around method argument
Nov 05 02:43:30.471 INFO kablam!   --> src/test/mod.rs:61:18
Nov 05 02:43:30.471 INFO kablam!    |
Nov 05 02:43:30.471 INFO kablam! 61 |     r = r.delete((8..12));
Nov 05 02:43:30.471 INFO kablam!    |                  ^^^^^^^ help: remove these parentheses
Nov 05 02:43:30.471 INFO kablam!    |
Nov 05 02:43:30.471 INFO kablam!    = note: #[warn(unused_parens)] on by default
Nov 05 02:43:30.471 INFO kablam! 
Nov 05 02:43:30.471 INFO kablam! warning: unnecessary parentheses around method argument
Nov 05 02:43:30.471 INFO kablam!   --> src/test/mod.rs:68:18
Nov 05 02:43:30.471 INFO kablam!    |
Nov 05 02:43:30.471 INFO kablam! 68 |     r = r.delete((0..0));
Nov 05 02:43:30.471 INFO kablam!    |                  ^^^^^^ help: remove these parentheses
Nov 05 02:43:30.471 INFO kablam! 
Nov 05 02:43:30.471 INFO kablam! warning: unnecessary parentheses around method argument
Nov 05 02:43:30.471 INFO kablam!    --> src/test/mod.rs:117:14
Nov 05 02:43:30.471 INFO kablam!     |
Nov 05 02:43:30.471 INFO kablam! 117 |     r.delete((12..8)); // lol, fuck you
Nov 05 02:43:30.471 INFO kablam!     |              ^^^^^^^ help: remove these parentheses
Nov 05 02:43:30.471 INFO kablam! 
Nov 05 02:43:30.479 INFO kablam! warning: unused import: `super::*`
Nov 05 02:43:30.479 INFO kablam!    --> src/slice.rs:710:9
Nov 05 02:43:30.479 INFO kablam!     |
Nov 05 02:43:30.480 INFO kablam! 710 |     use super::*;
Nov 05 02:43:30.480 INFO kablam!     |         ^^^^^^^^
Nov 05 02:43:30.480 INFO kablam! 
Nov 05 02:43:31.547 INFO kablam! warning: unused variable: `left`
Nov 05 02:43:31.547 INFO kablam!   --> src/internals/test.rs:49:10
Nov 05 02:43:31.547 INFO kablam!    |
Nov 05 02:43:31.547 INFO kablam! 49 |     let (left, right) = b.split(Line(1));
Nov 05 02:43:31.547 INFO kablam!    |          ^^^^ help: consider using `_left` instead
Nov 05 02:43:31.547 INFO kablam!    |
Nov 05 02:43:31.548 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 05 02:43:31.549 INFO kablam! 
Nov 05 02:43:31.549 INFO kablam! warning: unused variable: `right`
Nov 05 02:43:31.549 INFO kablam!   --> src/internals/test.rs:49:16
Nov 05 02:43:31.549 INFO kablam!    |
Nov 05 02:43:31.549 INFO kablam! 49 |     let (left, right) = b.split(Line(1));
Nov 05 02:43:31.549 INFO kablam!    |                ^^^^^ help: consider using `_right` instead
Nov 05 02:43:31.549 INFO kablam! 
Nov 05 02:43:31.581 INFO kablam! warning: variable does not need to be mutable
Nov 05 02:43:31.582 INFO kablam!    --> src/lib.rs:762:46
Nov 05 02:43:31.582 INFO kablam!     |
Nov 05 02:43:31.582 INFO kablam! 762 |                               .scan(0, move |mut l, i|  {
Nov 05 02:43:31.582 INFO kablam!     |                                              ----^
Nov 05 02:43:31.582 INFO kablam!     |                                              |
Nov 05 02:43:31.582 INFO kablam!     |                                              help: remove this `mut`
Nov 05 02:43:31.582 INFO kablam!     |
Nov 05 02:43:31.582 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 05 02:43:31.582 INFO kablam! 
Nov 05 02:43:31.607 INFO kablam! warning: variable does not need to be mutable
Nov 05 02:43:31.607 INFO kablam!   --> src/test/mod.rs:28:9
Nov 05 02:43:31.611 INFO kablam!    |
Nov 05 02:43:31.611 INFO kablam! 28 |     let mut rope = Rope::from("this is\n\
Nov 05 02:43:31.611 INFO kablam!    |         ----^^^^
Nov 05 02:43:31.611 INFO kablam!    |         |
Nov 05 02:43:31.611 INFO kablam!    |         help: remove this `mut`
Nov 05 02:43:31.611 INFO kablam! 
Nov 05 02:43:31.612 INFO kablam! warning: variable does not need to be mutable
Nov 05 02:43:31.612 INFO kablam!   --> src/test/mod.rs:44:9
Nov 05 02:43:31.612 INFO kablam!    |
Nov 05 02:43:31.612 INFO kablam! 44 |     let mut rope = Rope::from("this is\n\
Nov 05 02:43:31.612 INFO kablam!    |         ----^^^^
Nov 05 02:43:31.612 INFO kablam!    |         |
Nov 05 02:43:31.613 INFO kablam!    |         help: remove this `mut`
Nov 05 02:43:31.613 INFO kablam! 
Nov 05 02:43:31.615 INFO kablam! warning: variable does not need to be mutable
Nov 05 02:43:31.615 INFO kablam!    --> src/test/mod.rs:116:9
Nov 05 02:43:31.615 INFO kablam!     |
Nov 05 02:43:31.615 INFO kablam! 116 |     let mut r = Rope::from("this is not fine");
Nov 05 02:43:31.615 INFO kablam!     |         ----^
Nov 05 02:43:31.615 INFO kablam!     |         |
Nov 05 02:43:31.615 INFO kablam!     |         help: remove this `mut`
Nov 05 02:43:31.615 INFO kablam! 
Nov 05 02:43:31.661 INFO kablam! warning: variable does not need to be mutable
Nov 05 02:43:31.661 INFO kablam!    --> src/test/mod.rs:476:17
Nov 05 02:43:31.661 INFO kablam!     |
Nov 05 02:43:31.661 INFO kablam! 476 |             let mut rope = Rope::from(a.clone());
Nov 05 02:43:31.663 INFO kablam!     |                 ----^^^^
Nov 05 02:43:31.663 INFO kablam!     |                 |
Nov 05 02:43:31.663 INFO kablam!     |                 help: remove this `mut`
Nov 05 02:43:31.663 INFO kablam! 
Nov 05 02:43:31.884 INFO kablam! warning: function is never used: `line_delete_test_1`
Nov 05 02:43:31.884 INFO kablam!   --> src/test/mod.rs:26:1
Nov 05 02:43:31.885 INFO kablam!    |
Nov 05 02:43:31.885 INFO kablam! 26 | fn line_delete_test_1() {
Nov 05 02:43:31.886 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.886 INFO kablam!    |
Nov 05 02:43:31.886 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 05 02:43:31.887 INFO kablam! 
Nov 05 02:43:31.887 INFO kablam! warning: function is never used: `line_delete_test_2`
Nov 05 02:43:31.887 INFO kablam!   --> src/test/mod.rs:42:1
Nov 05 02:43:31.887 INFO kablam!    |
Nov 05 02:43:31.888 INFO kablam! 42 | fn line_delete_test_2() {
Nov 05 02:43:31.888 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.888 INFO kablam! 
Nov 05 02:43:31.888 INFO kablam! warning: function is never used: `debug_test_1`
Nov 05 02:43:31.889 INFO kablam!    --> src/test/mod.rs:125:5
Nov 05 02:43:31.889 INFO kablam!     |
Nov 05 02:43:31.889 INFO kablam! 125 |     fn debug_test_1() {
Nov 05 02:43:31.890 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.890 INFO kablam! 
Nov 05 02:43:31.890 INFO kablam! warning: function is never used: `debug_test_2`
Nov 05 02:43:31.890 INFO kablam!    --> src/test/mod.rs:131:5
Nov 05 02:43:31.891 INFO kablam!     |
Nov 05 02:43:31.891 INFO kablam! 131 |     fn debug_test_2() {
Nov 05 02:43:31.891 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.891 INFO kablam! 
Nov 05 02:43:31.892 INFO kablam! warning: function is never used: `debug_test_3`
Nov 05 02:43:31.892 INFO kablam!    --> src/test/mod.rs:137:5
Nov 05 02:43:31.892 INFO kablam!     |
Nov 05 02:43:31.893 INFO kablam! 137 |     fn debug_test_3() {
Nov 05 02:43:31.893 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.893 INFO kablam! 
Nov 05 02:43:31.893 INFO kablam! warning: function is never used: `rope_indexing_is_string_indexing`
Nov 05 02:43:31.894 INFO kablam!    --> src/test/mod.rs:446:5
Nov 05 02:43:31.894 INFO kablam!     |
Nov 05 02:43:31.894 INFO kablam! 446 |     fn rope_indexing_is_string_indexing() {
Nov 05 02:43:31.894 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.895 INFO kablam! 
Nov 05 02:43:31.895 INFO kablam! warning: function is never used: `rope_insert_char_is_string_insert_char`
Nov 05 02:43:31.895 INFO kablam!    --> src/test/mod.rs:462:5
Nov 05 02:43:31.895 INFO kablam!     |
Nov 05 02:43:31.896 INFO kablam! 462 |     fn rope_insert_char_is_string_insert_char() {
Nov 05 02:43:31.896 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.896 INFO kablam! 
Nov 05 02:43:31.896 INFO kablam! warning: constant item is never used: `TEST_WORD`
Nov 05 02:43:31.897 INFO kablam!     --> src/unicode/test/testdata.rs:520:5
Nov 05 02:43:31.897 INFO kablam!      |
Nov 05 02:43:31.897 INFO kablam! 520  | /     pub const TEST_WORD: &'static [(&'static str, &'static [&'static str])] = &[
Nov 05 02:43:31.898 INFO kablam! 521  | |         ("\u{1}\u{1}", &["\u{1}", "\u{1}"]), ("\u{1}\u{308}\u{1}", &["\u{1}\u{308}", "\u{1}"]),
Nov 05 02:43:31.898 INFO kablam! 522  | |         ("\u{1}\u{d}", &["\u{1}", "\u{d}"]), ("\u{1}\u{308}\u{d}", &["\u{1}\u{308}", "\u{d}"]),
Nov 05 02:43:31.898 INFO kablam! 523  | |         ("\u{1}\u{a}", &["\u{1}", "\u{a}"]), ("\u{1}\u{308}\u{a}", &["\u{1}\u{308}", "\u{a}"]),
Nov 05 02:43:31.898 INFO kablam! ...    |
Nov 05 02:43:31.899 INFO kablam! 2056 | |         "\u{2c}", "\u{2c}", "\u{61}"])
Nov 05 02:43:31.899 INFO kablam! 2057 | |     ];
Nov 05 02:43:31.899 INFO kablam!      | |______^
Nov 05 02:43:31.900 INFO kablam! 
Nov 05 02:43:31.900 INFO kablam! warning: method is never used: `nodes`
Nov 05 02:43:31.900 INFO kablam!    --> src/internals/mod.rs:446:5
Nov 05 02:43:31.900 INFO kablam!     |
Nov 05 02:43:31.901 INFO kablam! 446 |     fn nodes(&self) -> Nodes {
Nov 05 02:43:31.901 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.901 INFO kablam! 
Nov 05 02:43:31.901 INFO kablam! warning: struct is never constructed: `Nodes`
Nov 05 02:43:31.902 INFO kablam!    --> src/internals/mod.rs:645:1
Nov 05 02:43:31.902 INFO kablam!     |
Nov 05 02:43:31.902 INFO kablam! 645 | struct Nodes<'a>(Vec<&'a Node>);
Nov 05 02:43:31.906 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:43:31.907 INFO kablam! 
Nov 05 02:43:31.907 INFO kablam! warning: unused attribute
Nov 05 02:43:31.907 INFO kablam!   --> src/test/mod.rs:25:1
Nov 05 02:43:31.908 INFO kablam!    |
Nov 05 02:43:31.908 INFO kablam! 25 | #[ignore]
Nov 05 02:43:31.908 INFO kablam!    | ^^^^^^^^^
Nov 05 02:43:31.908 INFO kablam!    |
Nov 05 02:43:31.908 INFO kablam!    = note: #[warn(unused_attributes)] on by default
Nov 05 02:43:31.909 INFO kablam! 
Nov 05 02:43:31.909 INFO kablam! warning: unused attribute
Nov 05 02:43:31.909 INFO kablam!   --> src/test/mod.rs:41:1
Nov 05 02:43:31.910 INFO kablam!    |
Nov 05 02:43:31.910 INFO kablam! 41 | #[ignore]
Nov 05 02:43:31.910 INFO kablam!    | ^^^^^^^^^
Nov 05 02:43:31.910 INFO kablam! 
Nov 05 02:43:31.911 INFO kablam! warning: unused attribute
Nov 05 02:43:31.911 INFO kablam!    --> src/test/mod.rs:114:1
Nov 05 02:43:31.911 INFO kablam!     |
Nov 05 02:43:31.911 INFO kablam! 114 | #[should_panic]
Nov 05 02:43:31.912 INFO kablam!     | ^^^^^^^^^^^^^^^
Nov 05 02:43:31.912 INFO kablam! 
Nov 05 02:43:31.912 INFO kablam! warning: unused attribute
Nov 05 02:43:31.912 INFO kablam!    --> src/test/mod.rs:124:5
Nov 05 02:43:31.913 INFO kablam!     |
Nov 05 02:43:31.913 INFO kablam! 124 |     #[ignore]
Nov 05 02:43:31.913 INFO kablam!     |     ^^^^^^^^^
Nov 05 02:43:31.913 INFO kablam! 
Nov 05 02:43:31.914 INFO kablam! warning: unused attribute
Nov 05 02:43:31.914 INFO kablam!    --> src/test/mod.rs:130:5
Nov 05 02:43:31.914 INFO kablam!     |
Nov 05 02:43:31.914 INFO kablam! 130 |     #[ignore]
Nov 05 02:43:31.915 INFO kablam!     |     ^^^^^^^^^
Nov 05 02:43:31.915 INFO kablam! 
Nov 05 02:43:31.915 INFO kablam! warning: unused attribute
Nov 05 02:43:31.915 INFO kablam!    --> src/test/mod.rs:136:5
Nov 05 02:43:31.916 INFO kablam!     |
Nov 05 02:43:31.916 INFO kablam! 136 |     #[ignore]
Nov 05 02:43:31.916 INFO kablam!     |     ^^^^^^^^^
Nov 05 02:43:31.916 INFO kablam! 
Nov 05 02:43:31.917 INFO kablam! warning: unused attribute
Nov 05 02:43:31.917 INFO kablam!    --> src/test/mod.rs:445:5
Nov 05 02:43:31.917 INFO kablam!     |
Nov 05 02:43:31.917 INFO kablam! 445 |     #[ignore]
Nov 05 02:43:31.918 INFO kablam!     |     ^^^^^^^^^
Nov 05 02:43:31.918 INFO kablam! 
Nov 05 02:43:31.918 INFO kablam! warning: unused attribute
Nov 05 02:43:31.918 INFO kablam!    --> src/test/mod.rs:461:5
Nov 05 02:43:31.919 INFO kablam!     |
Nov 05 02:43:31.919 INFO kablam! 461 |     #[ignore]
Nov 05 02:43:31.919 INFO kablam!     |     ^^^^^^^^^
Nov 05 02:43:31.919 INFO kablam! 
Nov 05 02:43:31.920 INFO kablam! warning: module `FromIterator` should have a snake case name such as `from_iterator`
Nov 05 02:43:31.920 INFO kablam!    --> src/test/mod.rs:614:5
Nov 05 02:43:31.920 INFO kablam!     |
Nov 05 02:43:31.920 INFO kablam! 614 | /     mod FromIterator {
Nov 05 02:43:31.921 INFO kablam! 615 | |         use ::Rope;
Nov 05 02:43:31.921 INFO kablam! 616 | |         quickcheck! {
Nov 05 02:43:31.921 INFO kablam! 617 | |             fn prop_strings_concat(v: Vec<String>) -> bool {
Nov 05 02:43:31.922 INFO kablam! ...   |
Nov 05 02:43:31.922 INFO kablam! 709 | |
Nov 05 02:43:31.922 INFO kablam! 710 | |     }
Nov 05 02:43:31.922 INFO kablam!     | |_____^
Nov 05 02:43:31.927 INFO kablam!     |
Nov 05 02:43:31.927 INFO kablam!     = note: #[warn(non_snake_case)] on by default
Nov 05 02:43:31.927 INFO kablam! 
Nov 05 02:43:32.148 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
Nov 05 02:43:32.159 INFO kablam! su: No module specific data is present
Nov 05 02:43:33.221 INFO running `"docker" "rm" "-f" "cb0c86405669d3c12fd8d80132307ce08ac68062b825a81b6e79e8f9f9c14dfa"`
Nov 05 02:43:33.503 INFO blam! cb0c86405669d3c12fd8d80132307ce08ac68062b825a81b6e79e8f9f9c14dfa