[INFO] cloning repository https://github.com/callahanrts/leon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/callahanrts/leon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallahanrts%2Fleon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallahanrts%2Fleon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6caff8acc7c304897ea4e62ab49068daf1a2793a
[INFO] testing callahanrts/leon against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallahanrts%2Fleon" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/callahanrts/leon on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/callahanrts/leon
[INFO] finished tweaking git repo https://github.com/callahanrts/leon
[INFO] tweaked toml for git repo https://github.com/callahanrts/leon written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/callahanrts/leon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futf v0.1.3
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.0
[INFO] [stderr]   Downloaded markup5ever v0.3.1
[INFO] [stderr]   Downloaded winit v0.5.11
[INFO] [stderr]   Downloaded precomputed-hash v0.1.0
[INFO] [stderr]   Downloaded glutin v0.7.4
[INFO] [stderr]   Downloaded cgl v0.1.5
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded xml-rs v0.6.0
[INFO] [stderr]   Downloaded cocoa v0.3.3
[INFO] [stderr]   Downloaded backtrace v0.2.3
[INFO] [stderr]   Downloaded serde v0.7.15
[INFO] [stderr]   Downloaded cocoa v0.5.2
[INFO] [stderr]   Downloaded tempfile v2.1.5
[INFO] [stderr]   Downloaded wayland-sys v0.7.8
[INFO] [stderr]   Downloaded shared_library v0.1.6
[INFO] [stderr]   Downloaded wayland-client v0.7.8
[INFO] [stderr]   Downloaded gcc v0.3.51
[INFO] [stderr]   Downloaded gleam v0.2.32
[INFO] [stderr]   Downloaded x11-dl v2.14.0
[INFO] [stderr]   Downloaded core-graphics v0.3.2
[INFO] [stderr]   Downloaded wayland-scanner v0.7.8
[INFO] [stderr]   Downloaded xml-rs v0.3.6
[INFO] [stderr]   Downloaded wayland-window v0.4.4
[INFO] [stderr]   Downloaded utf-8 v0.7.1
[INFO] [stderr]   Downloaded num-traits v0.1.39
[INFO] [stderr]   Downloaded string_cache v0.6.1
[INFO] [stderr]   Downloaded html5ever v0.18.0
[INFO] [stderr]   Downloaded core-graphics v0.4.2
[INFO] [stderr]   Downloaded wayland-kbd v0.6.3
[INFO] [stderr]   Downloaded glium v0.16.0
[INFO] [stderr]   Downloaded serde v1.0.9
[INFO] [stderr]   Downloaded tendril v0.3.1
[INFO] [stderr]   Downloaded smallvec v0.1.8
[INFO] [stderr]   Downloaded gl_generator v0.5.4
[INFO] [stderr]   Downloaded libc v0.2.25
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40a01c9a6e7c7dc7a31cd1ec8c9ba21747fc0c24cf57353fd36f0b3db39da04e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "40a01c9a6e7c7dc7a31cd1ec8c9ba21747fc0c24cf57353fd36f0b3db39da04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40a01c9a6e7c7dc7a31cd1ec8c9ba21747fc0c24cf57353fd36f0b3db39da04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a01c9a6e7c7dc7a31cd1ec8c9ba21747fc0c24cf57353fd36f0b3db39da04e", kill_on_drop: false }`
[INFO] [stdout] 40a01c9a6e7c7dc7a31cd1ec8c9ba21747fc0c24cf57353fd36f0b3db39da04e
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d91f32e9349a074b7905066d009f02dbae845864bcb0f5e9293428a2c08227ab
[INFO] running `Command { std: "docker" "start" "-a" "d91f32e9349a074b7905066d009f02dbae845864bcb0f5e9293428a2c08227ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.25
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling num-traits v0.1.39
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling serde v1.0.9
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.0
[INFO] [stderr]    Compiling smallvec v0.1.8
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling css_parser v0.1.0 (/opt/rustwide/workdir/css_parser)
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling xml-rs v0.6.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |             '0' ... '9' => self.consume_number_token(),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:497:13
[INFO] [stdout]     |
[INFO] [stdout] 497 |         '0' ... '9' => true,
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:514:13
[INFO] [stdout]     |
[INFO] [stdout] 514 |         'A' ... 'Z' => true,
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |         'a' ... 'z' => true,
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:524:13
[INFO] [stdout]     |
[INFO] [stdout] 524 |         '0' ... '9' => true,
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling utf-8 v0.7.1
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:275:35
[INFO] [stdout]     |
[INFO] [stdout] 275 |             Token::AtKeywordToken(name) => {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:515:31
[INFO] [stdout]     |
[INFO] [stdout] 515 |             Token::IdentToken(name) => {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:521:29
[INFO] [stdout]     |
[INFO] [stdout] 521 |                     let mut end = false;
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:586:35
[INFO] [stdout]     |
[INFO] [stdout] 586 |         ComponentValue::Block(ref block) => panic!("Not sure what to do with this yet.")
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> css_parser/src/parser/mod.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new(token: Token) -> BlockData {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:139:35
[INFO] [stdout]     |
[INFO] [stdout] 139 |             Token::AtKeywordToken(name) => {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:180:31
[INFO] [stdout]     |
[INFO] [stdout] 180 |             Token::IdentToken(name) => {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> css_parser/src/parser/token_iterator/mod.rs:100:39
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Token::NumberToken{value: v, num_type: _} => "DELIM",
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> css_parser/src/parser/token_iterator/mod.rs:101:42
[INFO] [stdout]     |
[INFO] [stdout] 101 |             Token::DimensionToken{value: v, num_type: _, unit: _} => "DELIM",
[INFO] [stdout]     |                                          ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut rule_data = RuleData::new();
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:521:25
[INFO] [stdout]     |
[INFO] [stdout] 521 |                     let mut end = false;
[INFO] [stdout]     |                         ----^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_colon`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:576:4
[INFO] [stdout]     |
[INFO] [stdout] 576 | fn is_colon(token: Token) -> bool {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `start_of_number`
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:503:4
[INFO] [stdout]     |
[INFO] [stdout] 503 | fn start_of_number(s: &Tokenizer) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nth_token`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn nth_token(&self, n: usize) -> Token {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remaining_tokens`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn remaining_tokens(&mut self) -> Vec<Token> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_tokens`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn get_tokens(&self) -> Vec<Token> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_remaining`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn print_remaining(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_tokens`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn print_tokens(tokens: Vec<Token>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stdout] warning: the `name:` in this pattern is redundant
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:647:46
[INFO] [stdout]     |
[INFO] [stdout] 647 |             Token::HashToken{hash_type: tpe, name: name } => {
[INFO] [stdout]     |                                              ^^^^^^^^^^ help: use shorthand field pattern: `name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling debug_unreachable v0.1.1
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling shared_library v0.1.6
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling futf v0.1.3
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling tendril v0.3.1
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling gl_generator v0.5.4
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling string_cache_codegen v0.4.0
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]    Compiling string_cache v0.6.1
[INFO] [stderr]    Compiling markup5ever v0.3.1
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling html5ever v0.18.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.7.8
[INFO] [stderr]    Compiling wayland-window v0.4.4
[INFO] [stderr]    Compiling wayland-kbd v0.6.3
[INFO] [stderr]    Compiling winit v0.5.11
[INFO] [stderr]    Compiling leon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:213:16
[INFO] [stdout]     |
[INFO] [stdout] 213 |             '0'...'9' => self.parse_length(),
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:225:16
[INFO] [stdout]     |
[INFO] [stdout] 225 |             '0'...'9' | '.' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:258:12
[INFO] [stdout]     |
[INFO] [stdout] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:258:24
[INFO] [stdout]     |
[INFO] [stdout] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:258:36
[INFO] [stdout]     |
[INFO] [stdout] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stdout]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `css_parser::parser::*`
[INFO] [stdout]  --> src/render/layout/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use css_parser::parser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `css_parser::tokenizer::*`
[INFO] [stdout]  --> src/render/layout/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use css_parser::tokenizer::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/render/css.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/render/css.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout_tree`
[INFO] [stdout]   --> src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let layout_tree = render::layout::layout_tree(&style_root, dim);
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout_tree`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/render/layout/mod.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut width = style.value("width").unwrap_or(auto.clone());
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `margin_left`
[INFO] [stdout]    --> src/render/layout/mod.rs:186:17
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut margin_left = style.lookup("margin-left", "margin", &zero);
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_margin_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `margin_right`
[INFO] [stdout]    --> src/render/layout/mod.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |         let mut margin_right = style.lookup("margin-right", "margin", &zero);
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_margin_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `border_left`
[INFO] [stdout]    --> src/render/layout/mod.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let border_left = style.lookup("border-left-width", "border-width", &zero);
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `border_right`
[INFO] [stdout]    --> src/render/layout/mod.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let border_right = style.lookup("border-right-width", "border-width", &zero);
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `padding_left`
[INFO] [stdout]    --> src/render/layout/mod.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let padding_left = style.lookup("padding-left", "padding", &zero);
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_padding_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `padding_right`
[INFO] [stdout]    --> src/render/layout/mod.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let padding_right = style.lookup("padding-right", "padding", &zero);
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_padding_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/style/style_node.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut color = Color::new(0,0,0,0);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/style/style_node.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut s = &name[index * chars_per .. (index + 1) * chars_per];
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/layout/mod.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut width = style.value("width").unwrap_or(auto.clone());
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/layout/mod.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut margin_left = style.lookup("margin-left", "margin", &zero);
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/layout/mod.rs:187:13
[INFO] [stdout]     |
[INFO] [stdout] 187 |         let mut margin_right = style.lookup("margin-right", "margin", &zero);
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `unit:` in this pattern is redundant
[INFO] [stdout]    --> src/render/style/style_node.rs:137:62
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 Token::DimensionToken{value: v, num_type: _, unit: ref unit} => Value::LengthValue(v, parse_unit(unit.clone())),
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^ help: use shorthand field pattern: `ref unit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `name:` in this pattern is redundant
[INFO] [stdout]    --> src/render/style/style_node.rs:165:48
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 Token::HashToken{hash_type: _, name: ref name} => {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ help: use shorthand field pattern: `ref name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "d91f32e9349a074b7905066d009f02dbae845864bcb0f5e9293428a2c08227ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91f32e9349a074b7905066d009f02dbae845864bcb0f5e9293428a2c08227ab", kill_on_drop: false }`
[INFO] [stdout] d91f32e9349a074b7905066d009f02dbae845864bcb0f5e9293428a2c08227ab
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d0b78db567028dd070b0ee0e7952d3000c7a833cb185e3cb0347c95cba94749
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1d0b78db567028dd070b0ee0e7952d3000c7a833cb185e3cb0347c95cba94749", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |             '0' ... '9' => self.consume_number_token(),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:497:13
[INFO] [stdout]     |
[INFO] [stdout] 497 |         '0' ... '9' => true,
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:514:13
[INFO] [stdout]     |
[INFO] [stdout] 514 |         'A' ... 'Z' => true,
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |         'a' ... 'z' => true,
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:524:13
[INFO] [stdout]     |
[INFO] [stdout] 524 |         '0' ... '9' => true,
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:275:35
[INFO] [stdout]     |
[INFO] [stdout] 275 |             Token::AtKeywordToken(name) => {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:515:31
[INFO] [stdout]     |
[INFO] [stdout] 515 |             Token::IdentToken(name) => {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:521:29
[INFO] [stdout]     |
[INFO] [stdout] 521 |                     let mut end = false;
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:586:35
[INFO] [stdout]     |
[INFO] [stdout] 586 |         ComponentValue::Block(ref block) => panic!("Not sure what to do with this yet.")
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> css_parser/src/parser/mod.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new(token: Token) -> BlockData {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:139:35
[INFO] [stdout]     |
[INFO] [stdout] 139 |             Token::AtKeywordToken(name) => {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:180:31
[INFO] [stdout]     |
[INFO] [stdout] 180 |             Token::IdentToken(name) => {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> css_parser/src/parser/token_iterator/mod.rs:100:39
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Token::NumberToken{value: v, num_type: _} => "DELIM",
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> css_parser/src/parser/token_iterator/mod.rs:101:42
[INFO] [stdout]     |
[INFO] [stdout] 101 |             Token::DimensionToken{value: v, num_type: _, unit: _} => "DELIM",
[INFO] [stdout]     |                                          ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut rule_data = RuleData::new();
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:521:25
[INFO] [stdout]     |
[INFO] [stdout] 521 |                     let mut end = false;
[INFO] [stdout]     |                         ----^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_colon`
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:576:4
[INFO] [stdout]     |
[INFO] [stdout] 576 | fn is_colon(token: Token) -> bool {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `start_of_number`
[INFO] [stdout]    --> css_parser/src/tokenizer/mod.rs:503:4
[INFO] [stdout]     |
[INFO] [stdout] 503 | fn start_of_number(s: &Tokenizer) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nth_token`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn nth_token(&self, n: usize) -> Token {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remaining_tokens`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn remaining_tokens(&mut self) -> Vec<Token> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_tokens`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn get_tokens(&self) -> Vec<Token> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_remaining`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn print_remaining(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_tokens`
[INFO] [stdout]   --> css_parser/src/parser/token_iterator/mod.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn print_tokens(tokens: Vec<Token>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `name:` in this pattern is redundant
[INFO] [stdout]    --> css_parser/src/parser/mod.rs:647:46
[INFO] [stdout]     |
[INFO] [stdout] 647 |             Token::HashToken{hash_type: tpe, name: name } => {
[INFO] [stdout]     |                                              ^^^^^^^^^^ help: use shorthand field pattern: `name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:213:16
[INFO] [stdout]     |
[INFO] [stdout] 213 |             '0'...'9' => self.parse_length(),
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:225:16
[INFO] [stdout]     |
[INFO] [stdout] 225 |             '0'...'9' | '.' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:258:12
[INFO] [stdout]     |
[INFO] [stdout] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:258:24
[INFO] [stdout]     |
[INFO] [stdout] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/render/css.rs:258:36
[INFO] [stdout]     |
[INFO] [stdout] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stdout]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `css_parser::parser::*`
[INFO] [stdout]  --> src/render/layout/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use css_parser::parser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `css_parser::tokenizer::*`
[INFO] [stdout]  --> src/render/layout/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use css_parser::tokenizer::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/render/css.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/render/css.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout_tree`
[INFO] [stdout]   --> src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let layout_tree = render::layout::layout_tree(&style_root, dim);
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout_tree`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/render/layout/mod.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut width = style.value("width").unwrap_or(auto.clone());
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `margin_left`
[INFO] [stdout]    --> src/render/layout/mod.rs:186:17
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut margin_left = style.lookup("margin-left", "margin", &zero);
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_margin_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `margin_right`
[INFO] [stdout]    --> src/render/layout/mod.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |         let mut margin_right = style.lookup("margin-right", "margin", &zero);
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_margin_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `border_left`
[INFO] [stdout]    --> src/render/layout/mod.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let border_left = style.lookup("border-left-width", "border-width", &zero);
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `border_right`
[INFO] [stdout]    --> src/render/layout/mod.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let border_right = style.lookup("border-right-width", "border-width", &zero);
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `padding_left`
[INFO] [stdout]    --> src/render/layout/mod.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let padding_left = style.lookup("padding-left", "padding", &zero);
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_padding_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `padding_right`
[INFO] [stdout]    --> src/render/layout/mod.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let padding_right = style.lookup("padding-right", "padding", &zero);
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_padding_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/style/style_node.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut color = Color::new(0,0,0,0);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/style/style_node.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut s = &name[index * chars_per .. (index + 1) * chars_per];
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/layout/mod.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut width = style.value("width").unwrap_or(auto.clone());
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/layout/mod.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut margin_left = style.lookup("margin-left", "margin", &zero);
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render/layout/mod.rs:187:13
[INFO] [stdout]     |
[INFO] [stdout] 187 |         let mut margin_right = style.lookup("margin-right", "margin", &zero);
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `unit:` in this pattern is redundant
[INFO] [stdout]    --> src/render/style/style_node.rs:137:62
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 Token::DimensionToken{value: v, num_type: _, unit: ref unit} => Value::LengthValue(v, parse_unit(unit.clone())),
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^ help: use shorthand field pattern: `ref unit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `name:` in this pattern is redundant
[INFO] [stdout]    --> src/render/style/style_node.rs:165:48
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 Token::HashToken{hash_type: _, name: ref name} => {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ help: use shorthand field pattern: `ref name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "1d0b78db567028dd070b0ee0e7952d3000c7a833cb185e3cb0347c95cba94749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d0b78db567028dd070b0ee0e7952d3000c7a833cb185e3cb0347c95cba94749", kill_on_drop: false }`
[INFO] [stdout] 1d0b78db567028dd070b0ee0e7952d3000c7a833cb185e3cb0347c95cba94749
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5277d1431e18e985cee971b1432427659830d241fe882b9f8fe9d165aae82c97
[INFO] running `Command { std: "docker" "start" "-a" "5277d1431e18e985cee971b1432427659830d241fe882b9f8fe9d165aae82c97", kill_on_drop: false }`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> css_parser/src/tokenizer/mod.rs:182:17
[INFO] [stderr]     |
[INFO] [stderr] 182 |             '0' ... '9' => self.consume_number_token(),
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> css_parser/src/tokenizer/mod.rs:497:13
[INFO] [stderr]     |
[INFO] [stderr] 497 |         '0' ... '9' => true,
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> css_parser/src/tokenizer/mod.rs:514:13
[INFO] [stderr]     |
[INFO] [stderr] 514 |         'A' ... 'Z' => true,
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> css_parser/src/tokenizer/mod.rs:515:13
[INFO] [stderr]     |
[INFO] [stderr] 515 |         'a' ... 'z' => true,
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> css_parser/src/tokenizer/mod.rs:524:13
[INFO] [stderr]     |
[INFO] [stderr] 524 |         '0' ... '9' => true,
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:275:35
[INFO] [stderr]     |
[INFO] [stderr] 275 |             Token::AtKeywordToken(name) => {
[INFO] [stderr]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:515:31
[INFO] [stderr]     |
[INFO] [stderr] 515 |             Token::IdentToken(name) => {
[INFO] [stderr]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end`
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:521:29
[INFO] [stderr]     |
[INFO] [stderr] 521 |                     let mut end = false;
[INFO] [stderr]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:586:35
[INFO] [stderr]     |
[INFO] [stderr] 586 |         ComponentValue::Block(ref block) => panic!("Not sure what to do with this yet.")
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> css_parser/src/parser/mod.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn new(token: Token) -> BlockData {
[INFO] [stderr]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:139:35
[INFO] [stderr]     |
[INFO] [stderr] 139 |             Token::AtKeywordToken(name) => {
[INFO] [stderr]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:180:31
[INFO] [stderr]     |
[INFO] [stderr] 180 |             Token::IdentToken(name) => {
[INFO] [stderr]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> css_parser/src/parser/token_iterator/mod.rs:100:39
[INFO] [stderr]     |
[INFO] [stderr] 100 |             Token::NumberToken{value: v, num_type: _} => "DELIM",
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> css_parser/src/parser/token_iterator/mod.rs:101:42
[INFO] [stderr]     |
[INFO] [stderr] 101 |             Token::DimensionToken{value: v, num_type: _, unit: _} => "DELIM",
[INFO] [stderr]     |                                          ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |         let mut rule_data = RuleData::new();
[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]    --> css_parser/src/parser/mod.rs:521:25
[INFO] [stderr]     |
[INFO] [stderr] 521 |                     let mut end = false;
[INFO] [stderr]     |                         ----^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_colon`
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:576:4
[INFO] [stderr]     |
[INFO] [stderr] 576 | fn is_colon(token: Token) -> bool {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `start_of_number`
[INFO] [stderr]    --> css_parser/src/tokenizer/mod.rs:503:4
[INFO] [stderr]     |
[INFO] [stderr] 503 | fn start_of_number(s: &Tokenizer) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `nth_token`
[INFO] [stderr]   --> css_parser/src/parser/token_iterator/mod.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn nth_token(&self, n: usize) -> Token {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remaining_tokens`
[INFO] [stderr]   --> css_parser/src/parser/token_iterator/mod.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn remaining_tokens(&mut self) -> Vec<Token> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_tokens`
[INFO] [stderr]   --> css_parser/src/parser/token_iterator/mod.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn get_tokens(&self) -> Vec<Token> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `print_remaining`
[INFO] [stderr]   --> css_parser/src/parser/token_iterator/mod.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn print_remaining(&mut self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_tokens`
[INFO] [stderr]   --> css_parser/src/parser/token_iterator/mod.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn print_tokens(tokens: Vec<Token>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the `name:` in this pattern is redundant
[INFO] [stderr]    --> css_parser/src/parser/mod.rs:647:46
[INFO] [stderr]     |
[INFO] [stderr] 647 |             Token::HashToken{hash_type: tpe, name: name } => {
[INFO] [stderr]     |                                              ^^^^^^^^^^ help: use shorthand field pattern: `name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `css_parser` (lib) generated 24 warnings
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/render/css.rs:213:16
[INFO] [stderr]     |
[INFO] [stderr] 213 |             '0'...'9' => self.parse_length(),
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/render/css.rs:225:16
[INFO] [stderr]     |
[INFO] [stderr] 225 |             '0'...'9' | '.' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/render/css.rs:258:12
[INFO] [stderr]     |
[INFO] [stderr] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stderr]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/render/css.rs:258:24
[INFO] [stderr]     |
[INFO] [stderr] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stderr]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/render/css.rs:258:36
[INFO] [stderr]     |
[INFO] [stderr] 258 |         'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '_'  => true,
[INFO] [stderr]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `css_parser::parser::*`
[INFO] [stderr]  --> src/render/layout/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use css_parser::parser::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `css_parser::tokenizer::*`
[INFO] [stderr]  --> src/render/layout/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use css_parser::tokenizer::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stderr]  --> src/render/css.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ascii::AsciiExt;
[INFO] [stderr]   |                 ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/render/css.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `layout_tree`
[INFO] [stderr]   --> src/main.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let layout_tree = render::layout::layout_tree(&style_root, dim);
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout_tree`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]    --> src/render/layout/mod.rs:182:17
[INFO] [stderr]     |
[INFO] [stderr] 182 |         let mut width = style.value("width").unwrap_or(auto.clone());
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `margin_left`
[INFO] [stderr]    --> src/render/layout/mod.rs:186:17
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let mut margin_left = style.lookup("margin-left", "margin", &zero);
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_margin_left`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `margin_right`
[INFO] [stderr]    --> src/render/layout/mod.rs:187:17
[INFO] [stderr]     |
[INFO] [stderr] 187 |         let mut margin_right = style.lookup("margin-right", "margin", &zero);
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_margin_right`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `border_left`
[INFO] [stderr]    --> src/render/layout/mod.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let border_left = style.lookup("border-left-width", "border-width", &zero);
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_left`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `border_right`
[INFO] [stderr]    --> src/render/layout/mod.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let border_right = style.lookup("border-right-width", "border-width", &zero);
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_right`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `padding_left`
[INFO] [stderr]    --> src/render/layout/mod.rs:192:13
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let padding_left = style.lookup("padding-left", "padding", &zero);
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_padding_left`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `padding_right`
[INFO] [stderr]    --> src/render/layout/mod.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let padding_right = style.lookup("padding-right", "padding", &zero);
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_padding_right`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/render/style/style_node.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut color = Color::new(0,0,0,0);
[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/render/style/style_node.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let mut s = &name[index * chars_per .. (index + 1) * chars_per];
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/render/layout/mod.rs:182:13
[INFO] [stderr]     |
[INFO] [stderr] 182 |         let mut width = style.value("width").unwrap_or(auto.clone());
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/render/layout/mod.rs:186:13
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let mut margin_left = style.lookup("margin-left", "margin", &zero);
[INFO] [stderr]     |             ----^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/render/layout/mod.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |         let mut margin_right = style.lookup("margin-right", "margin", &zero);
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: the `unit:` in this pattern is redundant
[INFO] [stderr]    --> src/render/style/style_node.rs:137:62
[INFO] [stderr]     |
[INFO] [stderr] 137 |                 Token::DimensionToken{value: v, num_type: _, unit: ref unit} => Value::LengthValue(v, parse_unit(unit.clone())),
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^ help: use shorthand field pattern: `ref unit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the `name:` in this pattern is redundant
[INFO] [stderr]    --> src/render/style/style_node.rs:165:48
[INFO] [stderr]     |
[INFO] [stderr] 165 |                 Token::HashToken{hash_type: _, name: ref name} => {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^ help: use shorthand field pattern: `ref name`
[INFO] [stderr] 
[INFO] [stderr] warning: `leon` (bin "leon" test) generated 24 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leon-67527f4a1fa3936f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5277d1431e18e985cee971b1432427659830d241fe882b9f8fe9d165aae82c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5277d1431e18e985cee971b1432427659830d241fe882b9f8fe9d165aae82c97", kill_on_drop: false }`
[INFO] [stdout] 5277d1431e18e985cee971b1432427659830d241fe882b9f8fe9d165aae82c97