[INFO] cloning repository https://github.com/kdnakt/build-a-browser-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kdnakt/build-a-browser-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdnakt%2Fbuild-a-browser-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdnakt%2Fbuild-a-browser-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53fa995b5dcff819a7c7ed39c154faf3baa4f129
[INFO] checking kdnakt/build-a-browser-engine against master#f7b43542838f0a4a6cfdb17fbeadf45002042a77 for pr-138499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdnakt%2Fbuild-a-browser-engine" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kdnakt/build-a-browser-engine on toolchain f7b43542838f0a4a6cfdb17fbeadf45002042a77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kdnakt/build-a-browser-engine
[INFO] finished tweaking git repo https://github.com/kdnakt/build-a-browser-engine
[INFO] tweaked toml for git repo https://github.com/kdnakt/build-a-browser-engine written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kdnakt/build-a-browser-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.8.0
[INFO] [stderr]   Downloaded image v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f575856e0de961eca95c2a933e2c4f2c359ce4f769c0674b63087fcfe757826d
[INFO] running `Command { std: "docker" "start" "-a" "f575856e0de961eca95c2a933e2c4f2c359ce4f769c0674b63087fcfe757826d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f575856e0de961eca95c2a933e2c4f2c359ce4f769c0674b63087fcfe757826d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f575856e0de961eca95c2a933e2c4f2c359ce4f769c0674b63087fcfe757826d", kill_on_drop: false }`
[INFO] [stdout] f575856e0de961eca95c2a933e2c4f2c359ce4f769c0674b63087fcfe757826d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1958d9b98d9ea6247a4140cbebcd31d09b592c0a7043ffcbe42a3a8cc94647b6
[INFO] running `Command { std: "docker" "start" "-a" "1958d9b98d9ea6247a4140cbebcd31d09b592c0a7043ffcbe42a3a8cc94647b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.8.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking image v0.14.0
[INFO] [stderr]     Checking robinson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `node` is never read
[INFO] [stdout]   --> src/style.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct StyledNode<'a> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 26 |     node: &'a Node,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `classList` should have a snake case name
[INFO] [stdout]   --> src/dom.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Some(classList) => classList.split(' ').collect(),
[INFO] [stdout]    |                  ^^^^^^^^^ help: convert the identifier to snake case: `class_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `node` is never read
[INFO] [stdout]   --> src/style.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct StyledNode<'a> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 26 |     node: &'a Node,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `classList` should have a snake case name
[INFO] [stdout]   --> src/dom.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Some(classList) => classList.split(' ').collect(),
[INFO] [stdout]    |                  ^^^^^^^^^ help: convert the identifier to snake case: `class_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> tests/style_attr.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `style` is never used
[INFO] [stdout]   --> src/dom.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl ElementData {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn style(&self) -> Stylesheet {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `node` is never read
[INFO] [stdout]   --> src/style.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct StyledNode<'a> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 26 |     node: &'a Node,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `classList` should have a snake case name
[INFO] [stdout]   --> src/dom.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Some(classList) => classList.split(' ').collect(),
[INFO] [stdout]    |                  ^^^^^^^^^ help: convert the identifier to snake case: `class_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `style` is never used
[INFO] [stdout]   --> src/dom.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl ElementData {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn style(&self) -> Stylesheet {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `node` is never read
[INFO] [stdout]   --> src/style.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct StyledNode<'a> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 26 |     node: &'a Node,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `classList` should have a snake case name
[INFO] [stdout]   --> src/dom.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Some(classList) => classList.split(' ').collect(),
[INFO] [stdout]    |                  ^^^^^^^^^ help: convert the identifier to snake case: `class_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.64s
[INFO] running `Command { std: "docker" "inspect" "1958d9b98d9ea6247a4140cbebcd31d09b592c0a7043ffcbe42a3a8cc94647b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1958d9b98d9ea6247a4140cbebcd31d09b592c0a7043ffcbe42a3a8cc94647b6", kill_on_drop: false }`
[INFO] [stdout] 1958d9b98d9ea6247a4140cbebcd31d09b592c0a7043ffcbe42a3a8cc94647b6