[INFO] cloning repository https://github.com/tugkankibar/fluffy-adventure
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tugkankibar/fluffy-adventure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftugkankibar%2Ffluffy-adventure"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftugkankibar%2Ffluffy-adventure'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3063e481040f25d791e72550f0f0e390df71ca12
[INFO] checking tugkankibar/fluffy-adventure against try#879b8cb7dc2ad9102994457e73cf78d124926ea5 for pr-73084
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftugkankibar%2Ffluffy-adventure" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tugkankibar/fluffy-adventure on toolchain 879b8cb7dc2ad9102994457e73cf78d124926ea5
[INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tugkankibar/fluffy-adventure
[INFO] finished tweaking git repo https://github.com/tugkankibar/fluffy-adventure
[INFO] tweaked toml for git repo https://github.com/tugkankibar/fluffy-adventure written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/tugkankibar/fluffy-adventure already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 53431456268acebbe72d09b5ab845240d949de22a218e521d5a4a9b79095d625
[INFO] running `"docker" "start" "-a" "53431456268acebbe72d09b5ab845240d949de22a218e521d5a4a9b79095d625"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking LayoutEngine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/dom.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap,HashSet};
[INFO] [stderr]   |                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/dom.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap,HashSet};
[INFO] [stderr]   |                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `children`
[INFO] [stderr]  --> src/dom.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     children: Vec<Node>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `node_type`
[INFO] [stderr]  --> src/dom.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     node_type: NodeType,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tag_name`
[INFO] [stderr]   --> src/dom.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     tag_name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `attributes`
[INFO] [stderr]   --> src/dom.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     attributes: AttributesMap,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `LayoutEngine` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `layout_engine`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HTML` should have a snake case name
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let HTML: String = String::from("
[INFO] [stderr]   |         ^^^^ help: convert the identifier to snake case: `html`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `children`
[INFO] [stderr]  --> src/dom.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     children: Vec<Node>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `node_type`
[INFO] [stderr]  --> src/dom.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     node_type: NodeType,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tag_name`
[INFO] [stderr]   --> src/dom.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     tag_name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `attributes`
[INFO] [stderr]   --> src/dom.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     attributes: AttributesMap,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `LayoutEngine` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `layout_engine`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HTML` should have a snake case name
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let HTML: String = String::from("
[INFO] [stderr]   |         ^^^^ help: convert the identifier to snake case: `html`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "53431456268acebbe72d09b5ab845240d949de22a218e521d5a4a9b79095d625"`
[INFO] running `"docker" "rm" "-f" "53431456268acebbe72d09b5ab845240d949de22a218e521d5a4a9b79095d625"`
[INFO] [stdout] 53431456268acebbe72d09b5ab845240d949de22a218e521d5a4a9b79095d625