Dec 12 08:41:09.766 INFO checking rst-0.2.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 08:41:09.766 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 08:41:10.075 INFO [stdout] b31c8e62a85d7a5102e42645647c7b3b0d22881466f13184c127f83270be6c85
Dec 12 08:41:10.078 INFO running `"docker" "start" "-a" "b31c8e62a85d7a5102e42645647c7b3b0d22881466f13184c127f83270be6c85"`
Dec 12 08:41:10.998 INFO [stderr] usermod: no changes
Dec 12 08:41:11.161 INFO [stderr]     Checking rst v0.2.0 (/source)
Dec 12 08:41:13.827 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 08:41:13.827 INFO [stderr]  --> src/lib.rs:2:1
Dec 12 08:41:13.827 INFO [stderr]   |
Dec 12 08:41:13.828 INFO [stderr] 2 | #[macro_use]
Dec 12 08:41:13.828 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 08:41:13.828 INFO [stderr]   |
Dec 12 08:41:13.828 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 08:41:13.828 INFO [stderr] 
Dec 12 08:41:14.156 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 08:41:14.156 INFO [stderr]  --> src/lib.rs:2:1
Dec 12 08:41:14.157 INFO [stderr]   |
Dec 12 08:41:14.157 INFO [stderr] 2 | #[macro_use]
Dec 12 08:41:14.157 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 08:41:14.157 INFO [stderr]   |
Dec 12 08:41:14.157 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 08:41:14.157 INFO [stderr] 
Dec 12 08:41:14.893 INFO [stderr] warning: variable does not need to be mutable
Dec 12 08:41:14.893 INFO [stderr]   --> src/document_tree/element_categories.rs:13:7
Dec 12 08:41:14.893 INFO [stderr]    |
Dec 12 08:41:14.893 INFO [stderr] 13 |         let mut children = self.children_mut();
Dec 12 08:41:14.893 INFO [stderr]    |             ----^^^^^^^^
Dec 12 08:41:14.893 INFO [stderr]    |             |
Dec 12 08:41:14.893 INFO [stderr]    |             help: remove this `mut`
Dec 12 08:41:14.893 INFO [stderr]    |
Dec 12 08:41:14.893 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 08:41:14.893 INFO [stderr] 
Dec 12 08:41:14.952 INFO [stderr] warning: enum is never used: `BulletListType`
Dec 12 08:41:14.952 INFO [stderr]   --> src/parser/token.rs:19:1
Dec 12 08:41:14.952 INFO [stderr]    |
Dec 12 08:41:14.952 INFO [stderr] 19 | enum BulletListType { Ast, Plus, Minus, Bullet, TriBullet, HyphenBullet }
Dec 12 08:41:14.952 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 12 08:41:14.952 INFO [stderr]    |
Dec 12 08:41:14.952 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 08:41:14.952 INFO [stderr] 
Dec 12 08:41:14.952 INFO [stderr] warning: enum is never used: `EnumListChar`
Dec 12 08:41:14.952 INFO [stderr]   --> src/parser/token.rs:20:1
Dec 12 08:41:14.952 INFO [stderr]    |
Dec 12 08:41:14.952 INFO [stderr] 20 | enum EnumListChar { Arabic, AlphaUpper, AlphaLower, RomanUpper, RomanLower, Auto }
Dec 12 08:41:14.952 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 12 08:41:14.952 INFO [stderr] 
Dec 12 08:41:14.952 INFO [stderr] warning: enum is never used: `EnumListType`
Dec 12 08:41:14.952 INFO [stderr]   --> src/parser/token.rs:21:1
Dec 12 08:41:14.952 INFO [stderr]    |
Dec 12 08:41:14.952 INFO [stderr] 21 | enum EnumListType { Period, ParenEnclosed, Paren }
Dec 12 08:41:14.952 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 12 08:41:14.953 INFO [stderr] 
Dec 12 08:41:14.953 INFO [stderr] warning: enum is never used: `AdornmentChar`
Dec 12 08:41:14.953 INFO [stderr]   --> src/parser/token.rs:22:1
Dec 12 08:41:14.953 INFO [stderr]    |
Dec 12 08:41:14.953 INFO [stderr] 22 | enum AdornmentChar {
Dec 12 08:41:14.953 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 12 08:41:14.953 INFO [stderr] 
Dec 12 08:41:14.953 INFO [stderr] warning: enum is never used: `FootnoteType`
Dec 12 08:41:14.953 INFO [stderr]   --> src/parser/token.rs:27:1
Dec 12 08:41:14.953 INFO [stderr]    |
Dec 12 08:41:14.953 INFO [stderr] 27 | enum FootnoteType { Numbered(usize), AutoNumber, AutoSymbol, AutoNamed(String) }
Dec 12 08:41:14.953 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 12 08:41:14.953 INFO [stderr] 
Dec 12 08:41:14.953 INFO [stderr] warning: enum is never used: `TokenBlockLevel`
Dec 12 08:41:14.953 INFO [stderr]   --> src/parser/token.rs:29:1
Dec 12 08:41:14.953 INFO [stderr]    |
Dec 12 08:41:14.953 INFO [stderr] 29 | enum TokenBlockLevel {
Dec 12 08:41:14.953 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 12 08:41:14.953 INFO [stderr] 
Dec 12 08:41:15.176 INFO [stderr] warning: variable does not need to be mutable
Dec 12 08:41:15.176 INFO [stderr]   --> src/document_tree/element_categories.rs:13:7
Dec 12 08:41:15.176 INFO [stderr]    |
Dec 12 08:41:15.176 INFO [stderr] 13 |         let mut children = self.children_mut();
Dec 12 08:41:15.176 INFO [stderr]    |             ----^^^^^^^^
Dec 12 08:41:15.176 INFO [stderr]    |             |
Dec 12 08:41:15.176 INFO [stderr]    |             help: remove this `mut`
Dec 12 08:41:15.176 INFO [stderr]    |
Dec 12 08:41:15.176 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 08:41:15.176 INFO [stderr] 
Dec 12 08:41:15.232 INFO [stderr] warning: enum is never used: `BulletListType`
Dec 12 08:41:15.232 INFO [stderr]   --> src/parser/token.rs:19:1
Dec 12 08:41:15.232 INFO [stderr]    |
Dec 12 08:41:15.232 INFO [stderr] 19 | enum BulletListType { Ast, Plus, Minus, Bullet, TriBullet, HyphenBullet }
Dec 12 08:41:15.232 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 12 08:41:15.232 INFO [stderr]    |
Dec 12 08:41:15.232 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 08:41:15.232 INFO [stderr] 
Dec 12 08:41:15.232 INFO [stderr] warning: enum is never used: `EnumListChar`
Dec 12 08:41:15.232 INFO [stderr]   --> src/parser/token.rs:20:1
Dec 12 08:41:15.232 INFO [stderr]    |
Dec 12 08:41:15.232 INFO [stderr] 20 | enum EnumListChar { Arabic, AlphaUpper, AlphaLower, RomanUpper, RomanLower, Auto }
Dec 12 08:41:15.232 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 12 08:41:15.232 INFO [stderr] 
Dec 12 08:41:15.232 INFO [stderr] warning: enum is never used: `EnumListType`
Dec 12 08:41:15.232 INFO [stderr]   --> src/parser/token.rs:21:1
Dec 12 08:41:15.232 INFO [stderr]    |
Dec 12 08:41:15.233 INFO [stderr] 21 | enum EnumListType { Period, ParenEnclosed, Paren }
Dec 12 08:41:15.233 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 12 08:41:15.233 INFO [stderr] 
Dec 12 08:41:15.233 INFO [stderr] warning: enum is never used: `AdornmentChar`
Dec 12 08:41:15.233 INFO [stderr]   --> src/parser/token.rs:22:1
Dec 12 08:41:15.233 INFO [stderr]    |
Dec 12 08:41:15.233 INFO [stderr] 22 | enum AdornmentChar {
Dec 12 08:41:15.233 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 12 08:41:15.233 INFO [stderr] 
Dec 12 08:41:15.233 INFO [stderr] warning: enum is never used: `FootnoteType`
Dec 12 08:41:15.233 INFO [stderr]   --> src/parser/token.rs:27:1
Dec 12 08:41:15.233 INFO [stderr]    |
Dec 12 08:41:15.233 INFO [stderr] 27 | enum FootnoteType { Numbered(usize), AutoNumber, AutoSymbol, AutoNamed(String) }
Dec 12 08:41:15.233 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 12 08:41:15.233 INFO [stderr] 
Dec 12 08:41:15.233 INFO [stderr] warning: enum is never used: `TokenBlockLevel`
Dec 12 08:41:15.233 INFO [stderr]   --> src/parser/token.rs:29:1
Dec 12 08:41:15.233 INFO [stderr]    |
Dec 12 08:41:15.233 INFO [stderr] 29 | enum TokenBlockLevel {
Dec 12 08:41:15.233 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 12 08:41:15.233 INFO [stderr] 
Dec 12 08:41:15.290 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
Dec 12 08:41:15.296 INFO [stderr] su: No module specific data is present
Dec 12 08:41:15.818 INFO running `"docker" "inspect" "b31c8e62a85d7a5102e42645647c7b3b0d22881466f13184c127f83270be6c85"`
Dec 12 08:41:15.922 INFO running `"docker" "rm" "-f" "b31c8e62a85d7a5102e42645647c7b3b0d22881466f13184c127f83270be6c85"`
Dec 12 08:41:16.089 INFO [stdout] b31c8e62a85d7a5102e42645647c7b3b0d22881466f13184c127f83270be6c85