Sep 10 11:11:30.826 INFO checking rst-0.2.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 11:11:30.826 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 11:11:30.826 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 11:11:31.047 INFO blam! 2cfb1989ec4907aee23be55793119b8a17a4325cd58428f6353e6bb6f25bbf4d
Sep 10 11:11:31.050 INFO running `"docker" "start" "-a" "2cfb1989ec4907aee23be55793119b8a17a4325cd58428f6353e6bb6f25bbf4d"`
Sep 10 11:11:32.563 INFO kablam! usermod: no changes
Sep 10 11:11:32.715 INFO kablam!     Checking rst v0.2.0 (file:///source)
Sep 10 11:11:33.606 INFO kablam! warning: unused `#[macro_use]` import
Sep 10 11:11:33.606 INFO kablam!  --> src/lib.rs:2:1
Sep 10 11:11:33.606 INFO kablam!   |
Sep 10 11:11:33.606 INFO kablam! 2 | #[macro_use]
Sep 10 11:11:33.606 INFO kablam!   | ^^^^^^^^^^^^
Sep 10 11:11:33.606 INFO kablam!   |
Sep 10 11:11:33.606 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 11:11:33.606 INFO kablam! 
Sep 10 11:11:33.754 INFO kablam! warning: unused `#[macro_use]` import
Sep 10 11:11:33.754 INFO kablam!  --> src/lib.rs:2:1
Sep 10 11:11:33.754 INFO kablam!   |
Sep 10 11:11:33.754 INFO kablam! 2 | #[macro_use]
Sep 10 11:11:33.754 INFO kablam!   | ^^^^^^^^^^^^
Sep 10 11:11:33.754 INFO kablam!   |
Sep 10 11:11:33.754 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 11:11:33.754 INFO kablam! 
Sep 10 11:11:34.995 INFO kablam! warning: variable does not need to be mutable
Sep 10 11:11:34.995 INFO kablam!   --> src/document_tree/element_categories.rs:13:7
Sep 10 11:11:34.995 INFO kablam!    |
Sep 10 11:11:34.995 INFO kablam! 13 |         let mut children = self.children_mut();
Sep 10 11:11:34.995 INFO kablam!    |             ----^^^^^^^^
Sep 10 11:11:34.995 INFO kablam!    |             |
Sep 10 11:11:34.995 INFO kablam!    |             help: remove this `mut`
Sep 10 11:11:35.002 INFO kablam!    |
Sep 10 11:11:35.002 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 11:11:35.003 INFO kablam! 
Sep 10 11:11:35.087 INFO kablam! warning: enum is never used: `BulletListType`
Sep 10 11:11:35.087 INFO kablam!   --> src/parser/token.rs:19:1
Sep 10 11:11:35.087 INFO kablam!    |
Sep 10 11:11:35.087 INFO kablam! 19 | enum BulletListType { Ast, Plus, Minus, Bullet, TriBullet, HyphenBullet }
Sep 10 11:11:35.087 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.090 INFO kablam!    |
Sep 10 11:11:35.090 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 11:11:35.090 INFO kablam! 
Sep 10 11:11:35.091 INFO kablam! warning: enum is never used: `EnumListChar`
Sep 10 11:11:35.091 INFO kablam!   --> src/parser/token.rs:20:1
Sep 10 11:11:35.091 INFO kablam!    |
Sep 10 11:11:35.091 INFO kablam! 20 | enum EnumListChar { Arabic, AlphaUpper, AlphaLower, RomanUpper, RomanLower, Auto }
Sep 10 11:11:35.091 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.091 INFO kablam! 
Sep 10 11:11:35.091 INFO kablam! warning: enum is never used: `EnumListType`
Sep 10 11:11:35.091 INFO kablam!   --> src/parser/token.rs:21:1
Sep 10 11:11:35.092 INFO kablam!    |
Sep 10 11:11:35.092 INFO kablam! 21 | enum EnumListType { Period, ParenEnclosed, Paren }
Sep 10 11:11:35.092 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.092 INFO kablam! 
Sep 10 11:11:35.092 INFO kablam! warning: enum is never used: `AdornmentChar`
Sep 10 11:11:35.092 INFO kablam!   --> src/parser/token.rs:22:1
Sep 10 11:11:35.092 INFO kablam!    |
Sep 10 11:11:35.092 INFO kablam! 22 | enum AdornmentChar {
Sep 10 11:11:35.092 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.092 INFO kablam! 
Sep 10 11:11:35.093 INFO kablam! warning: enum is never used: `FootnoteType`
Sep 10 11:11:35.093 INFO kablam!   --> src/parser/token.rs:27:1
Sep 10 11:11:35.093 INFO kablam!    |
Sep 10 11:11:35.093 INFO kablam! 27 | enum FootnoteType { Numbered(usize), AutoNumber, AutoSymbol, AutoNamed(String) }
Sep 10 11:11:35.093 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.093 INFO kablam! 
Sep 10 11:11:35.093 INFO kablam! warning: enum is never used: `TokenBlockLevel`
Sep 10 11:11:35.093 INFO kablam!   --> src/parser/token.rs:29:1
Sep 10 11:11:35.093 INFO kablam!    |
Sep 10 11:11:35.093 INFO kablam! 29 | enum TokenBlockLevel {
Sep 10 11:11:35.093 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.094 INFO kablam! 
Sep 10 11:11:35.270 INFO kablam! warning: variable does not need to be mutable
Sep 10 11:11:35.270 INFO kablam!   --> src/document_tree/element_categories.rs:13:7
Sep 10 11:11:35.270 INFO kablam!    |
Sep 10 11:11:35.270 INFO kablam! 13 |         let mut children = self.children_mut();
Sep 10 11:11:35.270 INFO kablam!    |             ----^^^^^^^^
Sep 10 11:11:35.270 INFO kablam!    |             |
Sep 10 11:11:35.270 INFO kablam!    |             help: remove this `mut`
Sep 10 11:11:35.270 INFO kablam!    |
Sep 10 11:11:35.271 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 11:11:35.271 INFO kablam! 
Sep 10 11:11:35.336 INFO kablam! warning: enum is never used: `BulletListType`
Sep 10 11:11:35.336 INFO kablam!   --> src/parser/token.rs:19:1
Sep 10 11:11:35.336 INFO kablam!    |
Sep 10 11:11:35.336 INFO kablam! 19 | enum BulletListType { Ast, Plus, Minus, Bullet, TriBullet, HyphenBullet }
Sep 10 11:11:35.336 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.337 INFO kablam!    |
Sep 10 11:11:35.337 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 11:11:35.337 INFO kablam! 
Sep 10 11:11:35.338 INFO kablam! warning: enum is never used: `EnumListChar`
Sep 10 11:11:35.338 INFO kablam!   --> src/parser/token.rs:20:1
Sep 10 11:11:35.338 INFO kablam!    |
Sep 10 11:11:35.338 INFO kablam! 20 | enum EnumListChar { Arabic, AlphaUpper, AlphaLower, RomanUpper, RomanLower, Auto }
Sep 10 11:11:35.338 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.338 INFO kablam! 
Sep 10 11:11:35.338 INFO kablam! warning: enum is never used: `EnumListType`
Sep 10 11:11:35.338 INFO kablam!   --> src/parser/token.rs:21:1
Sep 10 11:11:35.338 INFO kablam!    |
Sep 10 11:11:35.338 INFO kablam! 21 | enum EnumListType { Period, ParenEnclosed, Paren }
Sep 10 11:11:35.338 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.339 INFO kablam! 
Sep 10 11:11:35.339 INFO kablam! warning: enum is never used: `AdornmentChar`
Sep 10 11:11:35.339 INFO kablam!   --> src/parser/token.rs:22:1
Sep 10 11:11:35.339 INFO kablam!    |
Sep 10 11:11:35.339 INFO kablam! 22 | enum AdornmentChar {
Sep 10 11:11:35.339 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.339 INFO kablam! 
Sep 10 11:11:35.340 INFO kablam! warning: enum is never used: `FootnoteType`
Sep 10 11:11:35.340 INFO kablam!   --> src/parser/token.rs:27:1
Sep 10 11:11:35.340 INFO kablam!    |
Sep 10 11:11:35.340 INFO kablam! 27 | enum FootnoteType { Numbered(usize), AutoNumber, AutoSymbol, AutoNamed(String) }
Sep 10 11:11:35.340 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.340 INFO kablam! 
Sep 10 11:11:35.340 INFO kablam! warning: enum is never used: `TokenBlockLevel`
Sep 10 11:11:35.340 INFO kablam!   --> src/parser/token.rs:29:1
Sep 10 11:11:35.340 INFO kablam!    |
Sep 10 11:11:35.340 INFO kablam! 29 | enum TokenBlockLevel {
Sep 10 11:11:35.340 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^
Sep 10 11:11:35.341 INFO kablam! 
Sep 10 11:11:35.491 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
Sep 10 11:11:35.495 INFO kablam! su: No module specific data is present
Sep 10 11:11:36.745 INFO running `"docker" "rm" "-f" "2cfb1989ec4907aee23be55793119b8a17a4325cd58428f6353e6bb6f25bbf4d"`
Sep 10 11:11:36.872 INFO blam! 2cfb1989ec4907aee23be55793119b8a17a4325cd58428f6353e6bb6f25bbf4d