Nov 18 20:39:00.919 INFO testing an-rope-0.3.1 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 20:39:00.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 18 20:39:01.132 INFO [stdout] f877d9fdfccce2ae01c48f33992e8f99ddadbaaefa6393f97a3185e72f8037ae
Nov 18 20:39:01.134 INFO running `"docker" "start" "-a" "f877d9fdfccce2ae01c48f33992e8f99ddadbaaefa6393f97a3185e72f8037ae"`
Nov 18 20:39:01.520 INFO [stderr] usermod: no changes
Nov 18 20:39:01.607 INFO [stderr]    Compiling an-rope v0.3.1 (/source)
Nov 18 20:39:02.409 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:39:02.409 INFO [stderr]    --> src/lib.rs:762:46
Nov 18 20:39:02.409 INFO [stderr]     |
Nov 18 20:39:02.409 INFO [stderr] 762 |                               .scan(0, move |mut l, i|  {
Nov 18 20:39:02.409 INFO [stderr]     |                                              ----^
Nov 18 20:39:02.409 INFO [stderr]     |                                              |
Nov 18 20:39:02.409 INFO [stderr]     |                                              help: remove this `mut`
Nov 18 20:39:02.409 INFO [stderr]     |
Nov 18 20:39:02.409 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 20:39:02.409 INFO [stderr] 
Nov 18 20:39:02.547 INFO [stderr] warning: method is never used: `nodes`
Nov 18 20:39:02.547 INFO [stderr]    --> src/internals/mod.rs:446:5
Nov 18 20:39:02.547 INFO [stderr]     |
Nov 18 20:39:02.547 INFO [stderr] 446 |     fn nodes(&self) -> Nodes {
Nov 18 20:39:02.547 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:39:02.547 INFO [stderr]     |
Nov 18 20:39:02.547 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 18 20:39:02.547 INFO [stderr] 
Nov 18 20:39:02.547 INFO [stderr] warning: struct is never constructed: `Nodes`
Nov 18 20:39:02.547 INFO [stderr]    --> src/internals/mod.rs:645:1
Nov 18 20:39:02.547 INFO [stderr]     |
Nov 18 20:39:02.547 INFO [stderr] 645 | struct Nodes<'a>(Vec<&'a Node>);
Nov 18 20:39:02.547 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:39:02.547 INFO [stderr] 
Nov 18 20:39:03.401 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
Nov 18 20:39:03.408 INFO [stderr] su: No module specific data is present
Nov 18 20:39:04.007 INFO running `"docker" "inspect" "f877d9fdfccce2ae01c48f33992e8f99ddadbaaefa6393f97a3185e72f8037ae"`
Nov 18 20:39:04.321 INFO running `"docker" "rm" "-f" "f877d9fdfccce2ae01c48f33992e8f99ddadbaaefa6393f97a3185e72f8037ae"`
Nov 18 20:39:04.699 INFO [stdout] f877d9fdfccce2ae01c48f33992e8f99ddadbaaefa6393f97a3185e72f8037ae
Nov 18 20:39:04.719 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 18 20:39:05.164 INFO [stdout] 091dc90edacb95a221cfd29ffcd9c54774ed92eda3f560348c34bb152ec0066e
Nov 18 20:39:05.170 INFO running `"docker" "start" "-a" "091dc90edacb95a221cfd29ffcd9c54774ed92eda3f560348c34bb152ec0066e"`
Nov 18 20:39:06.336 INFO [stderr] usermod: no changes
Nov 18 20:39:06.455 INFO [stderr]    Compiling an-rope v0.3.1 (/source)
Nov 18 20:39:08.076 INFO [stderr] warning: unused import: `metric::Line`
Nov 18 20:39:08.076 INFO [stderr]  --> src/test/mod.rs:4:5
Nov 18 20:39:08.076 INFO [stderr]   |
Nov 18 20:39:08.076 INFO [stderr] 4 | use metric::Line;
Nov 18 20:39:08.076 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 18 20:39:08.076 INFO [stderr]   |
Nov 18 20:39:08.076 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 20:39:08.076 INFO [stderr] 
Nov 18 20:39:08.076 INFO [stderr] warning: unused import: `metric::Measured`
Nov 18 20:39:08.076 INFO [stderr]  --> src/test/mod.rs:5:5
Nov 18 20:39:08.076 INFO [stderr]   |
Nov 18 20:39:08.076 INFO [stderr] 5 | use metric::Measured;
Nov 18 20:39:08.076 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Nov 18 20:39:08.076 INFO [stderr] 
Nov 18 20:39:08.076 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 18 20:39:08.076 INFO [stderr]   --> src/test/mod.rs:61:18
Nov 18 20:39:08.076 INFO [stderr]    |
Nov 18 20:39:08.076 INFO [stderr] 61 |     r = r.delete((8..12));
Nov 18 20:39:08.076 INFO [stderr]    |                  ^^^^^^^ help: remove these parentheses
Nov 18 20:39:08.076 INFO [stderr]    |
Nov 18 20:39:08.077 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 18 20:39:08.077 INFO [stderr] 
Nov 18 20:39:08.077 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 18 20:39:08.077 INFO [stderr]   --> src/test/mod.rs:68:18
Nov 18 20:39:08.077 INFO [stderr]    |
Nov 18 20:39:08.077 INFO [stderr] 68 |     r = r.delete((0..0));
Nov 18 20:39:08.077 INFO [stderr]    |                  ^^^^^^ help: remove these parentheses
Nov 18 20:39:08.077 INFO [stderr] 
Nov 18 20:39:08.077 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 18 20:39:08.077 INFO [stderr]    --> src/test/mod.rs:117:14
Nov 18 20:39:08.077 INFO [stderr]     |
Nov 18 20:39:08.077 INFO [stderr] 117 |     r.delete((12..8)); // lol, fuck you
Nov 18 20:39:08.077 INFO [stderr]     |              ^^^^^^^ help: remove these parentheses
Nov 18 20:39:08.077 INFO [stderr] 
Nov 18 20:39:08.088 INFO [stderr] warning: unused import: `super::*`
Nov 18 20:39:08.089 INFO [stderr]    --> src/slice.rs:710:9
Nov 18 20:39:08.089 INFO [stderr]     |
Nov 18 20:39:08.089 INFO [stderr] 710 |     use super::*;
Nov 18 20:39:08.089 INFO [stderr]     |         ^^^^^^^^
Nov 18 20:39:08.089 INFO [stderr] 
Nov 18 20:39:08.951 INFO [stderr] warning: unused variable: `left`
Nov 18 20:39:08.951 INFO [stderr]   --> src/internals/test.rs:49:10
Nov 18 20:39:08.951 INFO [stderr]    |
Nov 18 20:39:08.951 INFO [stderr] 49 |     let (left, right) = b.split(Line(1));
Nov 18 20:39:08.951 INFO [stderr]    |          ^^^^ help: consider using `_left` instead
Nov 18 20:39:08.951 INFO [stderr]    |
Nov 18 20:39:08.951 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 20:39:08.951 INFO [stderr] 
Nov 18 20:39:08.951 INFO [stderr] warning: unused variable: `right`
Nov 18 20:39:08.951 INFO [stderr]   --> src/internals/test.rs:49:16
Nov 18 20:39:08.951 INFO [stderr]    |
Nov 18 20:39:08.951 INFO [stderr] 49 |     let (left, right) = b.split(Line(1));
Nov 18 20:39:08.951 INFO [stderr]    |                ^^^^^ help: consider using `_right` instead
Nov 18 20:39:08.951 INFO [stderr] 
Nov 18 20:39:08.973 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:39:08.974 INFO [stderr]    --> src/lib.rs:762:46
Nov 18 20:39:08.974 INFO [stderr]     |
Nov 18 20:39:08.974 INFO [stderr] 762 |                               .scan(0, move |mut l, i|  {
Nov 18 20:39:08.975 INFO [stderr]     |                                              ----^
Nov 18 20:39:08.975 INFO [stderr]     |                                              |
Nov 18 20:39:08.975 INFO [stderr]     |                                              help: remove this `mut`
Nov 18 20:39:08.976 INFO [stderr]     |
Nov 18 20:39:08.976 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 20:39:08.976 INFO [stderr] 
Nov 18 20:39:08.999 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:39:08.999 INFO [stderr]   --> src/test/mod.rs:28:9
Nov 18 20:39:08.999 INFO [stderr]    |
Nov 18 20:39:08.999 INFO [stderr] 28 |     let mut rope = Rope::from("this is\n\
Nov 18 20:39:08.999 INFO [stderr]    |         ----^^^^
Nov 18 20:39:08.999 INFO [stderr]    |         |
Nov 18 20:39:08.999 INFO [stderr]    |         help: remove this `mut`
Nov 18 20:39:08.999 INFO [stderr] 
Nov 18 20:39:09.007 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:39:09.007 INFO [stderr]   --> src/test/mod.rs:44:9
Nov 18 20:39:09.007 INFO [stderr]    |
Nov 18 20:39:09.007 INFO [stderr] 44 |     let mut rope = Rope::from("this is\n\
Nov 18 20:39:09.007 INFO [stderr]    |         ----^^^^
Nov 18 20:39:09.007 INFO [stderr]    |         |
Nov 18 20:39:09.007 INFO [stderr]    |         help: remove this `mut`
Nov 18 20:39:09.007 INFO [stderr] 
Nov 18 20:39:09.011 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:39:09.011 INFO [stderr]    --> src/test/mod.rs:116:9
Nov 18 20:39:09.011 INFO [stderr]     |
Nov 18 20:39:09.011 INFO [stderr] 116 |     let mut r = Rope::from("this is not fine");
Nov 18 20:39:09.011 INFO [stderr]     |         ----^
Nov 18 20:39:09.011 INFO [stderr]     |         |
Nov 18 20:39:09.011 INFO [stderr]     |         help: remove this `mut`
Nov 18 20:39:09.011 INFO [stderr] 
Nov 18 20:39:09.055 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:39:09.055 INFO [stderr]    --> src/test/mod.rs:476:17
Nov 18 20:39:09.055 INFO [stderr]     |
Nov 18 20:39:09.055 INFO [stderr] 476 |             let mut rope = Rope::from(a.clone());
Nov 18 20:39:09.055 INFO [stderr]     |                 ----^^^^
Nov 18 20:39:09.055 INFO [stderr]     |                 |
Nov 18 20:39:09.055 INFO [stderr]     |                 help: remove this `mut`
Nov 18 20:39:09.055 INFO [stderr] 
Nov 18 20:39:09.284 INFO [stderr] warning: function is never used: `line_delete_test_1`
Nov 18 20:39:09.285 INFO [stderr]   --> src/test/mod.rs:26:1
Nov 18 20:39:09.285 INFO [stderr]    |
Nov 18 20:39:09.285 INFO [stderr] 26 | fn line_delete_test_1() {
Nov 18 20:39:09.285 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.285 INFO [stderr]    |
Nov 18 20:39:09.285 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 20:39:09.285 INFO [stderr] 
Nov 18 20:39:09.285 INFO [stderr] warning: function is never used: `line_delete_test_2`
Nov 18 20:39:09.285 INFO [stderr]   --> src/test/mod.rs:42:1
Nov 18 20:39:09.285 INFO [stderr]    |
Nov 18 20:39:09.285 INFO [stderr] 42 | fn line_delete_test_2() {
Nov 18 20:39:09.285 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.285 INFO [stderr] 
Nov 18 20:39:09.285 INFO [stderr] warning: function is never used: `debug_test_1`
Nov 18 20:39:09.285 INFO [stderr]    --> src/test/mod.rs:125:5
Nov 18 20:39:09.285 INFO [stderr]     |
Nov 18 20:39:09.285 INFO [stderr] 125 |     fn debug_test_1() {
Nov 18 20:39:09.285 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.285 INFO [stderr] 
Nov 18 20:39:09.285 INFO [stderr] warning: function is never used: `debug_test_2`
Nov 18 20:39:09.285 INFO [stderr]    --> src/test/mod.rs:131:5
Nov 18 20:39:09.285 INFO [stderr]     |
Nov 18 20:39:09.285 INFO [stderr] 131 |     fn debug_test_2() {
Nov 18 20:39:09.285 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.285 INFO [stderr] 
Nov 18 20:39:09.291 INFO [stderr] warning: function is never used: `debug_test_3`
Nov 18 20:39:09.291 INFO [stderr]    --> src/test/mod.rs:137:5
Nov 18 20:39:09.291 INFO [stderr]     |
Nov 18 20:39:09.291 INFO [stderr] 137 |     fn debug_test_3() {
Nov 18 20:39:09.291 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.291 INFO [stderr] 
Nov 18 20:39:09.291 INFO [stderr] warning: function is never used: `rope_indexing_is_string_indexing`
Nov 18 20:39:09.291 INFO [stderr]    --> src/test/mod.rs:446:5
Nov 18 20:39:09.291 INFO [stderr]     |
Nov 18 20:39:09.291 INFO [stderr] 446 |     fn rope_indexing_is_string_indexing() {
Nov 18 20:39:09.291 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.291 INFO [stderr] 
Nov 18 20:39:09.291 INFO [stderr] warning: function is never used: `rope_insert_char_is_string_insert_char`
Nov 18 20:39:09.291 INFO [stderr]    --> src/test/mod.rs:462:5
Nov 18 20:39:09.291 INFO [stderr]     |
Nov 18 20:39:09.291 INFO [stderr] 462 |     fn rope_insert_char_is_string_insert_char() {
Nov 18 20:39:09.291 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.291 INFO [stderr] 
Nov 18 20:39:09.291 INFO [stderr] warning: constant item is never used: `TEST_WORD`
Nov 18 20:39:09.291 INFO [stderr]     --> src/unicode/test/testdata.rs:520:5
Nov 18 20:39:09.291 INFO [stderr]      |
Nov 18 20:39:09.291 INFO [stderr] 520  | /     pub const TEST_WORD: &'static [(&'static str, &'static [&'static str])] = &[
Nov 18 20:39:09.291 INFO [stderr] 521  | |         ("\u{1}\u{1}", &["\u{1}", "\u{1}"]), ("\u{1}\u{308}\u{1}", &["\u{1}\u{308}", "\u{1}"]),
Nov 18 20:39:09.291 INFO [stderr] 522  | |         ("\u{1}\u{d}", &["\u{1}", "\u{d}"]), ("\u{1}\u{308}\u{d}", &["\u{1}\u{308}", "\u{d}"]),
Nov 18 20:39:09.291 INFO [stderr] 523  | |         ("\u{1}\u{a}", &["\u{1}", "\u{a}"]), ("\u{1}\u{308}\u{a}", &["\u{1}\u{308}", "\u{a}"]),
Nov 18 20:39:09.291 INFO [stderr] ...    |
Nov 18 20:39:09.291 INFO [stderr] 2056 | |         "\u{2c}", "\u{2c}", "\u{61}"])
Nov 18 20:39:09.291 INFO [stderr] 2057 | |     ];
Nov 18 20:39:09.291 INFO [stderr]      | |______^
Nov 18 20:39:09.291 INFO [stderr] 
Nov 18 20:39:09.291 INFO [stderr] warning: method is never used: `nodes`
Nov 18 20:39:09.291 INFO [stderr]    --> src/internals/mod.rs:446:5
Nov 18 20:39:09.291 INFO [stderr]     |
Nov 18 20:39:09.291 INFO [stderr] 446 |     fn nodes(&self) -> Nodes {
Nov 18 20:39:09.291 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.291 INFO [stderr] 
Nov 18 20:39:09.291 INFO [stderr] warning: struct is never constructed: `Nodes`
Nov 18 20:39:09.291 INFO [stderr]    --> src/internals/mod.rs:645:1
Nov 18 20:39:09.291 INFO [stderr]     |
Nov 18 20:39:09.291 INFO [stderr] 645 | struct Nodes<'a>(Vec<&'a Node>);
Nov 18 20:39:09.291 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:39:09.291 INFO [stderr] 
Nov 18 20:39:09.291 INFO [stderr] warning: unused attribute
Nov 18 20:39:09.291 INFO [stderr]   --> src/test/mod.rs:25:1
Nov 18 20:39:09.291 INFO [stderr]    |
Nov 18 20:39:09.292 INFO [stderr] 25 | #[ignore]
Nov 18 20:39:09.292 INFO [stderr]    | ^^^^^^^^^
Nov 18 20:39:09.292 INFO [stderr]    |
Nov 18 20:39:09.292 INFO [stderr]    = note: #[warn(unused_attributes)] on by default
Nov 18 20:39:09.292 INFO [stderr] 
Nov 18 20:39:09.292 INFO [stderr] warning: unused attribute
Nov 18 20:39:09.292 INFO [stderr]   --> src/test/mod.rs:41:1
Nov 18 20:39:09.292 INFO [stderr]    |
Nov 18 20:39:09.292 INFO [stderr] 41 | #[ignore]
Nov 18 20:39:09.292 INFO [stderr]    | ^^^^^^^^^
Nov 18 20:39:09.292 INFO [stderr] 
Nov 18 20:39:09.292 INFO [stderr] warning: unused attribute
Nov 18 20:39:09.292 INFO [stderr]    --> src/test/mod.rs:114:1
Nov 18 20:39:09.292 INFO [stderr]     |
Nov 18 20:39:09.292 INFO [stderr] 114 | #[should_panic]
Nov 18 20:39:09.292 INFO [stderr]     | ^^^^^^^^^^^^^^^
Nov 18 20:39:09.292 INFO [stderr] 
Nov 18 20:39:09.292 INFO [stderr] warning: unused attribute
Nov 18 20:39:09.292 INFO [stderr]    --> src/test/mod.rs:124:5
Nov 18 20:39:09.292 INFO [stderr]     |
Nov 18 20:39:09.292 INFO [stderr] 124 |     #[ignore]
Nov 18 20:39:09.292 INFO [stderr]     |     ^^^^^^^^^
Nov 18 20:39:09.292 INFO [stderr] 
Nov 18 20:39:09.292 INFO [stderr] warning: unused attribute
Nov 18 20:39:09.292 INFO [stderr]    --> src/test/mod.rs:130:5
Nov 18 20:39:09.292 INFO [stderr]     |
Nov 18 20:39:09.292 INFO [stderr] 130 |     #[ignore]
Nov 18 20:39:09.292 INFO [stderr]     |     ^^^^^^^^^
Nov 18 20:39:09.292 INFO [stderr] 
Nov 18 20:39:09.292 INFO [stderr] warning: unused attribute
Nov 18 20:39:09.292 INFO [stderr]    --> src/test/mod.rs:136:5
Nov 18 20:39:09.292 INFO [stderr]     |
Nov 18 20:39:09.292 INFO [stderr] 136 |     #[ignore]
Nov 18 20:39:09.292 INFO [stderr]     |     ^^^^^^^^^
Nov 18 20:39:09.292 INFO [stderr] 
Nov 18 20:39:09.299 INFO [stderr] warning: unused attribute
Nov 18 20:39:09.299 INFO [stderr]    --> src/test/mod.rs:445:5
Nov 18 20:39:09.299 INFO [stderr]     |
Nov 18 20:39:09.299 INFO [stderr] 445 |     #[ignore]
Nov 18 20:39:09.299 INFO [stderr]     |     ^^^^^^^^^
Nov 18 20:39:09.299 INFO [stderr] 
Nov 18 20:39:09.299 INFO [stderr] warning: unused attribute
Nov 18 20:39:09.299 INFO [stderr]    --> src/test/mod.rs:461:5
Nov 18 20:39:09.299 INFO [stderr]     |
Nov 18 20:39:09.299 INFO [stderr] 461 |     #[ignore]
Nov 18 20:39:09.299 INFO [stderr]     |     ^^^^^^^^^
Nov 18 20:39:09.299 INFO [stderr] 
Nov 18 20:39:09.299 INFO [stderr] warning: module `FromIterator` should have a snake case name such as `from_iterator`
Nov 18 20:39:09.299 INFO [stderr]    --> src/test/mod.rs:614:5
Nov 18 20:39:09.299 INFO [stderr]     |
Nov 18 20:39:09.299 INFO [stderr] 614 | /     mod FromIterator {
Nov 18 20:39:09.299 INFO [stderr] 615 | |         use ::Rope;
Nov 18 20:39:09.299 INFO [stderr] 616 | |         quickcheck! {
Nov 18 20:39:09.299 INFO [stderr] 617 | |             fn prop_strings_concat(v: Vec<String>) -> bool {
Nov 18 20:39:09.299 INFO [stderr] ...   |
Nov 18 20:39:09.299 INFO [stderr] 709 | |
Nov 18 20:39:09.299 INFO [stderr] 710 | |     }
Nov 18 20:39:09.299 INFO [stderr]     | |_____^
Nov 18 20:39:09.299 INFO [stderr]     |
Nov 18 20:39:09.299 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 18 20:39:09.299 INFO [stderr] 
Nov 18 20:39:11.745 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.38s
Nov 18 20:39:11.751 INFO [stderr] su: No module specific data is present
Nov 18 20:39:12.146 INFO running `"docker" "inspect" "091dc90edacb95a221cfd29ffcd9c54774ed92eda3f560348c34bb152ec0066e"`
Nov 18 20:39:12.231 INFO running `"docker" "rm" "-f" "091dc90edacb95a221cfd29ffcd9c54774ed92eda3f560348c34bb152ec0066e"`
Nov 18 20:39:12.337 INFO [stdout] 091dc90edacb95a221cfd29ffcd9c54774ed92eda3f560348c34bb152ec0066e
Nov 18 20:39:12.340 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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 18 20:39:12.647 INFO [stdout] 20b4313d0cb13942c4f0a2743cc8d47609c50dd9afb9dcf070b6aca62e099f12
Nov 18 20:39:12.649 INFO running `"docker" "start" "-a" "20b4313d0cb13942c4f0a2743cc8d47609c50dd9afb9dcf070b6aca62e099f12"`
Nov 18 20:39:14.181 INFO [stderr] usermod: no changes
Nov 18 20:39:14.295 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Nov 18 20:39:14.307 INFO [stderr]      Running /target/debug/deps/an_rope-84771e90da2b0c8b
Nov 18 20:39:14.311 INFO [stdout] 
Nov 18 20:39:14.311 INFO [stdout] running 51 tests
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_5 ... ok
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_6 ... ok
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_3 ... ok
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_2 ... ok
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_10 ... ok
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_8 ... ok
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_9 ... ok
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_1 ... ok
Nov 18 20:39:14.311 INFO [stdout] test slice::tests::char_indices ... ok
Nov 18 20:39:14.311 INFO [stdout] test internals::test::line_split_test_7 ... ok
Nov 18 20:39:14.322 INFO [stdout] test test::delete_test_2 ... ok
Nov 18 20:39:14.323 INFO [stdout] test slice::tests::to ... ok
Nov 18 20:39:14.323 INFO [stdout] test test::append_empty_rope ... ok
Nov 18 20:39:14.335 INFO [stdout] test test::delete_test_1 ... ok
Nov 18 20:39:14.335 INFO [stdout] test test::append ... ok
Nov 18 20:39:14.338 INFO [stdout] test test::insert_char_test_1 ... ok
Nov 18 20:39:14.348 INFO [stdout] test test::insert_str_test_1 ... ok
Nov 18 20:39:14.348 INFO [stdout] test test::big_rebalance ... ok
Nov 18 20:39:14.348 INFO [stdout] test test::insert_rope_balance_test ... ok
Nov 18 20:39:14.349 INFO [stdout] test test::insert_rope_test_1 ... ok
Nov 18 20:39:14.349 INFO [stdout] test test::iterator::FromIterator::char_refs ... ok
Nov 18 20:39:14.349 INFO [stdout] test test::iterator::FromIterator::chars_empty ... ok
Nov 18 20:39:14.349 INFO [stdout] test test::iterator::FromIterator::char_refs_empty ... ok
Nov 18 20:39:14.349 INFO [stdout] test test::iterator::FromIterator::chars ... ok
Nov 18 20:39:14.352 INFO [stdout] test test::insert_rope_test_2 ... ok
Nov 18 20:39:14.371 INFO [stdout] test test::iterator::FromIterator::str_slice ... ok
Nov 18 20:39:14.371 INFO [stdout] test test::iterator::FromIterator::ropes ... ok
Nov 18 20:39:14.371 INFO [stdout] test test::iterator::FromIterator::str_slice_empty ... ok
Nov 18 20:39:14.371 INFO [stdout] test test::iterator::FromIterator::ropes_empty ... ok
Nov 18 20:39:14.371 INFO [stdout] test test::iterator::FromIterator::strings ... ok
Nov 18 20:39:14.371 INFO [stdout] test test::merge_rebalance_test ... ok
Nov 18 20:39:14.371 INFO [stdout] test test::prepend_empty_rope ... ok
Nov 18 20:39:14.371 INFO [stdout] test test::iterator::FromIterator::prop_chars_concat ... ok
Nov 18 20:39:14.379 INFO [stdout] test test::prepend ... ok
Nov 18 20:39:14.379 INFO [stdout] test test::iterator::FromIterator::strings_empty ... ok
Nov 18 20:39:14.379 INFO [stdout] test test::rebalance_test_1 ... ok
Nov 18 20:39:14.477 INFO [stdout] test test::rebalance_test_2 ... ok
Nov 18 20:39:14.492 INFO [stdout] test test::repeated_concat_left_rebalance ... ok
Nov 18 20:39:14.494 INFO [stdout] test test::repeated_concat_right_rebalance ... ok
Nov 18 20:39:14.494 INFO [stdout] test test::rope_lines_iter ... ok
Nov 18 20:39:14.495 INFO [stdout] test test::rope_char_indices ... ok
Nov 18 20:39:14.495 INFO [stdout] test test::rope_lines_iter_split_on_node ... ok
Nov 18 20:39:14.495 INFO [stdout] test unicode::test::graphemes_iter ... ok
Nov 18 20:39:14.515 INFO [stdout] test unicode::test::test_graphemes ... ok
Nov 18 20:39:14.515 INFO [stdout] test unicode::test::unicode_words ... ok
Nov 18 20:39:14.563 INFO [stdout] test test::delete_test_7 ... ok
Nov 18 20:39:14.563 INFO [stdout] test internals::test::line_split_test_4 ... ok
Nov 18 20:39:14.571 INFO [stdout] test test::properties::rope_concat_is_string_concat ... ok
Nov 18 20:39:14.594 INFO [stdout] test test::properties::rope_append_is_string_push_str ... ok
Nov 18 20:39:15.383 INFO [stdout] test test::iterator::FromIterator::prop_ropes_concat ... ok
Nov 18 20:39:15.495 INFO [stdout] test test::iterator::FromIterator::prop_strings_concat ... ok
Nov 18 20:39:15.495 INFO [stdout] 
Nov 18 20:39:15.495 INFO [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 20:39:15.496 INFO [stdout] 
Nov 18 20:39:15.497 INFO [stderr]    Doc-tests an-rope
Nov 18 20:39:16.362 INFO [stdout] 
Nov 18 20:39:16.362 INFO [stdout] running 47 tests
Nov 18 20:39:19.935 INFO [stdout] test src/lib.rs - &'a Rope::add (line 1091) ... ok
Nov 18 20:39:20.291 INFO [stdout] test src/lib.rs - Rope::eq (line 1016) ... ok
Nov 18 20:39:21.263 INFO [stdout] test src/lib.rs - &'a Rope::add (line 1041) ... ok
Nov 18 20:39:21.455 INFO [stdout] test src/lib.rs - Rope::add (line 1110) ... ok
Nov 18 20:39:21.928 INFO [stdout] test src/lib.rs - Rope::eq (line 1012) ... ok
Nov 18 20:39:22.439 INFO [stdout] test src/lib.rs - Rope::append (line 647) ... ok
Nov 18 20:39:22.592 INFO [stdout] test src/lib.rs - Rope::add (line 1072) ... ok
Nov 18 20:39:23.535 INFO [stdout] test src/lib.rs - Rope::add (line 1056) ... ok
Nov 18 20:39:27.277 INFO [stdout] test src/lib.rs - Rope::eq (line 1020) ... ok
Nov 18 20:39:27.427 INFO [stdout] test src/lib.rs - Rope::eq (line 959) ... ok
Nov 18 20:39:27.506 INFO [stdout] test src/lib.rs - Rope::eq (line 989) ... ok
Nov 18 20:39:27.759 INFO [stdout] test src/lib.rs - Rope::eq (line 985) ... ok
Nov 18 20:39:28.116 INFO [stdout] test src/lib.rs - Rope::eq (line 963) ... ok
Nov 18 20:39:28.559 INFO [stdout] test src/lib.rs - Rope::eq (line 967) ... ok
Nov 18 20:39:29.523 INFO [stdout] test src/lib.rs - Rope::eq (line 993) ... ok
Nov 18 20:39:29.971 INFO [stdout] test src/lib.rs - Rope::from_utf8 (line 262) ... ok
Nov 18 20:39:33.083 INFO [stdout] test src/lib.rs - Rope::grapheme_indices (line 861) ... ok
Nov 18 20:39:33.642 INFO [stdout] test src/lib.rs - Rope::from_utf8_unchecked (line 315) ... ok
Nov 18 20:39:34.055 INFO [stdout] test src/lib.rs - Rope::index (line 1128) ... ok
Nov 18 20:39:35.397 INFO [stdout] test src/lib.rs - Rope::insert (line 423) ... ok
Nov 18 20:39:35.583 INFO [stdout] test src/lib.rs - Rope::from_utf8 (line 276) ... ok
Nov 18 20:39:35.794 INFO [stdout] test src/lib.rs - Rope::insert (line 433) ... ok
Nov 18 20:39:36.267 INFO [stdout] test src/lib.rs - Rope::insert_rope (line 529) ... ok
Nov 18 20:39:36.883 INFO [stdout] test src/lib.rs - Rope::insert (line 413) ... ok
Nov 18 20:39:40.256 INFO [stdout] test src/lib.rs - Rope::is_empty (line 382) ... ok
Nov 18 20:39:40.339 INFO [stdout] test src/lib.rs - Rope::insert_rope (line 539) ... ok
Nov 18 20:39:40.391 INFO [stdout] test src/lib.rs - Rope::insert_rope (line 549) ... ok
Nov 18 20:39:41.201 INFO [stdout] test src/lib.rs - Rope::insert_str (line 619) ... ok
Nov 18 20:39:41.495 INFO [stdout] test src/lib.rs - Rope::is_empty (line 390) ... ok
Nov 18 20:39:41.651 INFO [stdout] test src/lib.rs - Rope::insert_str (line 600) ... ok
Nov 18 20:39:41.667 INFO [stdout] test src/lib.rs - Rope::insert_str (line 609) ... ok
Nov 18 20:39:42.047 INFO [stdout] test src/lib.rs - Rope::is_empty (line 376) ... ok
Nov 18 20:39:44.835 INFO [stdout] test src/lib.rs - Rope::len (line 363) ... ok
Nov 18 20:39:45.995 INFO [stdout] test src/lib.rs - Rope::len (line 354) ... ok
Nov 18 20:39:49.495 INFO [stdout] test src/lib.rs - Rope::new (line 335) ... ok
Nov 18 20:39:49.819 INFO [stdout] test src/lib.rs - Rope::prepend (line 682) ... ok
Nov 18 20:39:49.820 INFO [stdout] test src/metric.rs - metric (line 36) ... ignored
Nov 18 20:39:50.480 INFO [stdout] test src/lib.rs - Rope::len (line 348) ... ok
Nov 18 20:39:50.984 INFO [stdout] test src/lib.rs - Rope::prepend (line 674) ... ok
Nov 18 20:39:52.803 INFO [stdout] test src/lib.rs - Rope::split (line 703) ... ok
Nov 18 20:39:53.451 INFO [stdout] test src/lib.rs - Rope::prepend (line 666) ... ok
Nov 18 20:39:56.572 INFO [stdout] test src/lib.rs - Rope::split_word_bound_indices (line 881) ... ok
Nov 18 20:39:56.887 INFO [stdout] test src/metric.rs - metric (line 15) ... ok
Nov 18 20:39:57.944 INFO [stdout] test src/metric.rs - metric (line 26) ... ok
Nov 18 20:39:58.309 INFO [stdout] test src/slice.rs - slice::RopeSlice<'a>::is_empty (line 586) ... ok
Nov 18 20:39:58.327 INFO [stdout] test src/slice.rs - slice::RopeSlice<'a>::is_empty (line 576) ... ok
Nov 18 20:39:58.519 INFO [stdout] test src/slice.rs - slice::RopeSlice<'a>::is_empty (line 594) ... ok
Nov 18 20:39:58.519 INFO [stdout] 
Nov 18 20:39:58.519 INFO [stdout] test result: ok. 46 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
Nov 18 20:39:58.519 INFO [stdout] 
Nov 18 20:39:58.573 INFO [stderr] su: No module specific data is present
Nov 18 20:39:59.217 INFO running `"docker" "inspect" "20b4313d0cb13942c4f0a2743cc8d47609c50dd9afb9dcf070b6aca62e099f12"`
Nov 18 20:39:59.539 INFO running `"docker" "rm" "-f" "20b4313d0cb13942c4f0a2743cc8d47609c50dd9afb9dcf070b6aca62e099f12"`
Nov 18 20:39:59.832 INFO [stdout] 20b4313d0cb13942c4f0a2743cc8d47609c50dd9afb9dcf070b6aca62e099f12