Oct 27 12:51:27.524 INFO checking AlanFoster/toy_layout_engine against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 12:51:27.524 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-4/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 27 12:51:27.909 INFO blam! 196d3fdcdc5ed88d6995dd346c6fc16a683981e39d8845d079158ad5c8066f76
Oct 27 12:51:27.911 INFO running `"docker" "start" "-a" "196d3fdcdc5ed88d6995dd346c6fc16a683981e39d8845d079158ad5c8066f76"`
Oct 27 12:51:28.923 INFO kablam! usermod: no changes
Oct 27 12:51:29.047 INFO kablam!     Checking toy_layout_engine v0.1.0 (/source)
Oct 27 12:51:30.737 INFO kablam! warning: method is never used: `specificity`
Oct 27 12:51:30.738 INFO kablam!   --> src/css.rs:22:5
Oct 27 12:51:30.738 INFO kablam!    |
Oct 27 12:51:30.738 INFO kablam! 22 |     pub fn specificity(&self) -> Specificity {
Oct 27 12:51:30.738 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.738 INFO kablam!    |
Oct 27 12:51:30.738 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 12:51:30.738 INFO kablam! 
Oct 27 12:51:30.738 INFO kablam! warning: variant is never constructed: `Simple`
Oct 27 12:51:30.738 INFO kablam!   --> src/css.rs:34:5
Oct 27 12:51:30.739 INFO kablam!    |
Oct 27 12:51:30.739 INFO kablam! 34 |     Simple(SimpleSelector),
Oct 27 12:51:30.739 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.739 INFO kablam! 
Oct 27 12:51:30.739 INFO kablam! warning: variant is never constructed: `Keyword`
Oct 27 12:51:30.739 INFO kablam!   --> src/css.rs:52:5
Oct 27 12:51:30.739 INFO kablam!    |
Oct 27 12:51:30.739 INFO kablam! 52 |     Keyword(String),
Oct 27 12:51:30.739 INFO kablam!    |     ^^^^^^^^^^^^^^^
Oct 27 12:51:30.739 INFO kablam! 
Oct 27 12:51:30.739 INFO kablam! warning: variant is never constructed: `Length`
Oct 27 12:51:30.739 INFO kablam!   --> src/css.rs:53:5
Oct 27 12:51:30.739 INFO kablam!    |
Oct 27 12:51:30.739 INFO kablam! 53 |     Length(f32, Unit),
Oct 27 12:51:30.739 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.739 INFO kablam! 
Oct 27 12:51:30.739 INFO kablam! warning: variant is never constructed: `ColorValue`
Oct 27 12:51:30.740 INFO kablam!   --> src/css.rs:54:5
Oct 27 12:51:30.740 INFO kablam!    |
Oct 27 12:51:30.740 INFO kablam! 54 |     ColorValue(Color),
Oct 27 12:51:30.740 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.740 INFO kablam! 
Oct 27 12:51:30.740 INFO kablam! warning: variant is never constructed: `Px`
Oct 27 12:51:30.740 INFO kablam!   --> src/css.rs:59:5
Oct 27 12:51:30.740 INFO kablam!    |
Oct 27 12:51:30.740 INFO kablam! 59 |     Px,
Oct 27 12:51:30.740 INFO kablam!    |     ^^
Oct 27 12:51:30.740 INFO kablam! 
Oct 27 12:51:30.740 INFO kablam! warning: function is never used: `parse_css`
Oct 27 12:51:30.740 INFO kablam!   --> src/css.rs:70:1
Oct 27 12:51:30.740 INFO kablam!    |
Oct 27 12:51:30.740 INFO kablam! 70 | fn parse_css(input: String) -> Stylesheet {
Oct 27 12:51:30.740 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.740 INFO kablam! 
Oct 27 12:51:30.740 INFO kablam! warning: struct is never constructed: `Parser`
Oct 27 12:51:30.741 INFO kablam!   --> src/css.rs:78:1
Oct 27 12:51:30.741 INFO kablam!    |
Oct 27 12:51:30.741 INFO kablam! 78 | struct Parser {
Oct 27 12:51:30.741 INFO kablam!    | ^^^^^^^^^^^^^
Oct 27 12:51:30.741 INFO kablam! 
Oct 27 12:51:30.741 INFO kablam! warning: function is never used: `is_valid_identifier_char`
Oct 27 12:51:30.741 INFO kablam!   --> src/css.rs:83:1
Oct 27 12:51:30.741 INFO kablam!    |
Oct 27 12:51:30.741 INFO kablam! 83 | fn is_valid_identifier_char(c: char) -> bool {
Oct 27 12:51:30.741 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.741 INFO kablam! 
Oct 27 12:51:30.741 INFO kablam! warning: method is never used: `parse_rules`
Oct 27 12:51:30.741 INFO kablam!   --> src/css.rs:91:5
Oct 27 12:51:30.741 INFO kablam!    |
Oct 27 12:51:30.741 INFO kablam! 91 |     fn parse_rules(&mut self) -> Vec<Rule> {
Oct 27 12:51:30.741 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.741 INFO kablam! 
Oct 27 12:51:30.742 INFO kablam! warning: method is never used: `parse_rule`
Oct 27 12:51:30.742 INFO kablam!    --> src/css.rs:105:5
Oct 27 12:51:30.742 INFO kablam!     |
Oct 27 12:51:30.742 INFO kablam! 105 |     fn parse_rule(&mut self) -> Rule {
Oct 27 12:51:30.742 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.742 INFO kablam! 
Oct 27 12:51:30.742 INFO kablam! warning: method is never used: `parse_selectors`
Oct 27 12:51:30.742 INFO kablam!    --> src/css.rs:112:5
Oct 27 12:51:30.742 INFO kablam!     |
Oct 27 12:51:30.742 INFO kablam! 112 |     fn parse_selectors(&mut self) -> Vec<Selector> {
Oct 27 12:51:30.742 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.742 INFO kablam! 
Oct 27 12:51:30.742 INFO kablam! warning: method is never used: `parse_declarations`
Oct 27 12:51:30.742 INFO kablam!    --> src/css.rs:130:5
Oct 27 12:51:30.742 INFO kablam!     |
Oct 27 12:51:30.742 INFO kablam! 130 |     fn parse_declarations(&mut self) -> Vec<Declaration> {
Oct 27 12:51:30.742 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.742 INFO kablam! 
Oct 27 12:51:30.743 INFO kablam! warning: method is never used: `parse_simple_selector`
Oct 27 12:51:30.743 INFO kablam!    --> src/css.rs:147:5
Oct 27 12:51:30.743 INFO kablam!     |
Oct 27 12:51:30.743 INFO kablam! 147 |     fn parse_simple_selector(&mut self) -> Selector {
Oct 27 12:51:30.743 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.743 INFO kablam! 
Oct 27 12:51:30.743 INFO kablam! warning: method is never used: `parse_declaration`
Oct 27 12:51:30.743 INFO kablam!    --> src/css.rs:182:5
Oct 27 12:51:30.743 INFO kablam!     |
Oct 27 12:51:30.743 INFO kablam! 182 |     fn parse_declaration(&mut self) -> Declaration {
Oct 27 12:51:30.743 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.743 INFO kablam! 
Oct 27 12:51:30.743 INFO kablam! warning: method is never used: `parse_value`
Oct 27 12:51:30.747 INFO kablam!    --> src/css.rs:196:5
Oct 27 12:51:30.747 INFO kablam!     |
Oct 27 12:51:30.747 INFO kablam! 196 |     fn parse_value(&mut self) -> Value {
Oct 27 12:51:30.747 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.747 INFO kablam! 
Oct 27 12:51:30.747 INFO kablam! warning: method is never used: `parse_color`
Oct 27 12:51:30.747 INFO kablam!    --> src/css.rs:204:5
Oct 27 12:51:30.747 INFO kablam!     |
Oct 27 12:51:30.747 INFO kablam! 204 |     fn parse_color(&mut self) -> Value {
Oct 27 12:51:30.747 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.747 INFO kablam! 
Oct 27 12:51:30.747 INFO kablam! warning: method is never used: `parse_hex_pair`
Oct 27 12:51:30.747 INFO kablam!    --> src/css.rs:216:5
Oct 27 12:51:30.747 INFO kablam!     |
Oct 27 12:51:30.747 INFO kablam! 216 |     fn parse_hex_pair(&mut self) -> u8 {
Oct 27 12:51:30.747 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.747 INFO kablam! 
Oct 27 12:51:30.748 INFO kablam! warning: method is never used: `parse_length`
Oct 27 12:51:30.748 INFO kablam!    --> src/css.rs:222:5
Oct 27 12:51:30.748 INFO kablam!     |
Oct 27 12:51:30.748 INFO kablam! 222 |     fn parse_length(&mut self) -> Value {
Oct 27 12:51:30.748 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.748 INFO kablam! 
Oct 27 12:51:30.748 INFO kablam! warning: method is never used: `parse_float`
Oct 27 12:51:30.748 INFO kablam!    --> src/css.rs:229:5
Oct 27 12:51:30.748 INFO kablam!     |
Oct 27 12:51:30.748 INFO kablam! 229 |     fn parse_float(&mut self) -> f32 {
Oct 27 12:51:30.748 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.748 INFO kablam! 
Oct 27 12:51:30.748 INFO kablam! warning: method is never used: `parse_unit`
Oct 27 12:51:30.748 INFO kablam!    --> src/css.rs:238:5
Oct 27 12:51:30.748 INFO kablam!     |
Oct 27 12:51:30.748 INFO kablam! 238 |     fn parse_unit(&mut self) -> Unit {
Oct 27 12:51:30.748 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.748 INFO kablam! 
Oct 27 12:51:30.749 INFO kablam! warning: method is never used: `parse_keyword`
Oct 27 12:51:30.749 INFO kablam!    --> src/css.rs:245:5
Oct 27 12:51:30.749 INFO kablam!     |
Oct 27 12:51:30.749 INFO kablam! 245 |     fn parse_keyword(&mut self) -> Value {
Oct 27 12:51:30.749 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.749 INFO kablam! 
Oct 27 12:51:30.749 INFO kablam! warning: method is never used: `parse_declaration_name`
Oct 27 12:51:30.749 INFO kablam!    --> src/css.rs:254:5
Oct 27 12:51:30.749 INFO kablam!     |
Oct 27 12:51:30.749 INFO kablam! 254 |     fn parse_declaration_name(&mut self) -> String {
Oct 27 12:51:30.749 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.749 INFO kablam! 
Oct 27 12:51:30.749 INFO kablam! warning: method is never used: `parse_identifier`
Oct 27 12:51:30.749 INFO kablam!    --> src/css.rs:261:5
Oct 27 12:51:30.749 INFO kablam!     |
Oct 27 12:51:30.749 INFO kablam! 261 |     fn parse_identifier(&mut self) -> String {
Oct 27 12:51:30.749 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.749 INFO kablam! 
Oct 27 12:51:30.750 INFO kablam! warning: method is never used: `next_char`
Oct 27 12:51:30.750 INFO kablam!    --> src/css.rs:265:5
Oct 27 12:51:30.750 INFO kablam!     |
Oct 27 12:51:30.750 INFO kablam! 265 |     fn next_char(&mut self) -> char {
Oct 27 12:51:30.750 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.750 INFO kablam! 
Oct 27 12:51:30.755 INFO kablam! warning: method is never used: `eof`
Oct 27 12:51:30.755 INFO kablam!    --> src/css.rs:269:5
Oct 27 12:51:30.755 INFO kablam!     |
Oct 27 12:51:30.755 INFO kablam! 269 |     fn eof(&mut self) -> bool {
Oct 27 12:51:30.755 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.755 INFO kablam! 
Oct 27 12:51:30.755 INFO kablam! warning: method is never used: `consume_char`
Oct 27 12:51:30.755 INFO kablam!    --> src/css.rs:273:5
Oct 27 12:51:30.755 INFO kablam!     |
Oct 27 12:51:30.755 INFO kablam! 273 |     fn consume_char(&mut self) -> char {
Oct 27 12:51:30.755 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.755 INFO kablam! 
Oct 27 12:51:30.755 INFO kablam! warning: method is never used: `consume_while`
Oct 27 12:51:30.755 INFO kablam!    --> src/css.rs:282:5
Oct 27 12:51:30.755 INFO kablam!     |
Oct 27 12:51:30.755 INFO kablam! 282 | /     fn consume_while<F>(&mut self, f: F) -> String
Oct 27 12:51:30.755 INFO kablam! 283 | |         where F: Fn(char) -> bool {
Oct 27 12:51:30.755 INFO kablam! 284 | |         let mut result = String::new();
Oct 27 12:51:30.755 INFO kablam! 285 | |         while !self.eof() && f(self.next_char()) {
Oct 27 12:51:30.755 INFO kablam! ...   |
Oct 27 12:51:30.755 INFO kablam! 289 | |         result
Oct 27 12:51:30.755 INFO kablam! 290 | |     }
Oct 27 12:51:30.755 INFO kablam!     | |_____^
Oct 27 12:51:30.755 INFO kablam! 
Oct 27 12:51:30.756 INFO kablam! warning: method is never used: `consume_whitespace`
Oct 27 12:51:30.756 INFO kablam!    --> src/css.rs:292:5
Oct 27 12:51:30.756 INFO kablam!     |
Oct 27 12:51:30.756 INFO kablam! 292 |     fn consume_whitespace(&mut self) -> String {
Oct 27 12:51:30.756 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 12:51:30.756 INFO kablam! 
Oct 27 12:51:30.803 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
Oct 27 12:51:30.806 INFO kablam! su: No module specific data is present
Oct 27 12:51:31.487 INFO running `"docker" "rm" "-f" "196d3fdcdc5ed88d6995dd346c6fc16a683981e39d8845d079158ad5c8066f76"`
Oct 27 12:51:31.743 INFO blam! 196d3fdcdc5ed88d6995dd346c6fc16a683981e39d8845d079158ad5c8066f76