[INFO] crate rst 0.2.0 is already in cache
[INFO] checking rst-0.2.0 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate rst 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rst 0.2.0 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rst 0.2.0
[INFO] finished tweaking crates.io crate rst 0.2.0
[INFO] tweaked toml for crates.io crate rst 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c1366f74401112d93f077f7fec862ceeafce1fbdd0e1a386c84acb826ce92691
[INFO] running `"docker" "start" "-a" "c1366f74401112d93f077f7fec862ceeafce1fbdd0e1a386c84acb826ce92691"`
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking rst v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/document_tree/element_categories.rs:13:7
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut children = self.children_mut();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/document_tree/element_categories.rs:13:7
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut children = self.children_mut();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `BulletListType`
[INFO] [stderr]   --> src/parser/token.rs:19:6
[INFO] [stderr]    |
[INFO] [stderr] 19 | enum BulletListType { Ast, Plus, Minus, Bullet, TriBullet, HyphenBullet }
[INFO] [stderr]    |      ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `EnumListChar`
[INFO] [stderr]   --> src/parser/token.rs:20:6
[INFO] [stderr]    |
[INFO] [stderr] 20 | enum EnumListChar { Arabic, AlphaUpper, AlphaLower, RomanUpper, RomanLower, Auto }
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `EnumListType`
[INFO] [stderr]   --> src/parser/token.rs:21:6
[INFO] [stderr]    |
[INFO] [stderr] 21 | enum EnumListType { Period, ParenEnclosed, Paren }
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `AdornmentChar`
[INFO] [stderr]   --> src/parser/token.rs:22:6
[INFO] [stderr]    |
[INFO] [stderr] 22 | enum AdornmentChar {
[INFO] [stderr]    |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `FootnoteType`
[INFO] [stderr]   --> src/parser/token.rs:27:6
[INFO] [stderr]    |
[INFO] [stderr] 27 | enum FootnoteType { Numbered(usize), AutoNumber, AutoSymbol, AutoNamed(String) }
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `TokenBlockLevel`
[INFO] [stderr]   --> src/parser/token.rs:29:6
[INFO] [stderr]    |
[INFO] [stderr] 29 | enum TokenBlockLevel {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `BulletListType`
[INFO] [stderr]   --> src/parser/token.rs:19:6
[INFO] [stderr]    |
[INFO] [stderr] 19 | enum BulletListType { Ast, Plus, Minus, Bullet, TriBullet, HyphenBullet }
[INFO] [stderr]    |      ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `EnumListChar`
[INFO] [stderr]   --> src/parser/token.rs:20:6
[INFO] [stderr]    |
[INFO] [stderr] 20 | enum EnumListChar { Arabic, AlphaUpper, AlphaLower, RomanUpper, RomanLower, Auto }
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `EnumListType`
[INFO] [stderr]   --> src/parser/token.rs:21:6
[INFO] [stderr]    |
[INFO] [stderr] 21 | enum EnumListType { Period, ParenEnclosed, Paren }
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `AdornmentChar`
[INFO] [stderr]   --> src/parser/token.rs:22:6
[INFO] [stderr]    |
[INFO] [stderr] 22 | enum AdornmentChar {
[INFO] [stderr]    |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `FootnoteType`
[INFO] [stderr]   --> src/parser/token.rs:27:6
[INFO] [stderr]    |
[INFO] [stderr] 27 | enum FootnoteType { Numbered(usize), AutoNumber, AutoSymbol, AutoNamed(String) }
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `TokenBlockLevel`
[INFO] [stderr]   --> src/parser/token.rs:29:6
[INFO] [stderr]    |
[INFO] [stderr] 29 | enum TokenBlockLevel {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `"docker" "inspect" "c1366f74401112d93f077f7fec862ceeafce1fbdd0e1a386c84acb826ce92691"`
[INFO] running `"docker" "rm" "-f" "c1366f74401112d93f077f7fec862ceeafce1fbdd0e1a386c84acb826ce92691"`
[INFO] [stdout] c1366f74401112d93f077f7fec862ceeafce1fbdd0e1a386c84acb826ce92691