[INFO] cloning repository https://github.com/tugkankibar/fluffy-adventure
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftugkankibar%2Ffluffy-adventure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3063e481040f25d791e72550f0f0e390df71ca12
[INFO] testing tugkankibar/fluffy-adventure against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftugkankibar%2Ffluffy-adventure" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tugkankibar/fluffy-adventure on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tugkankibar/fluffy-adventure already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fd0a0f24a78056eab257e0a58930becb84ceaa7577285dc716aba5494848505
[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" "0fd0a0f24a78056eab257e0a58930becb84ceaa7577285dc716aba5494848505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fd0a0f24a78056eab257e0a58930becb84ceaa7577285dc716aba5494848505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd0a0f24a78056eab257e0a58930becb84ceaa7577285dc716aba5494848505", kill_on_drop: false }`
[INFO] [stdout] 0fd0a0f24a78056eab257e0a58930becb84ceaa7577285dc716aba5494848505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68709467fde37569e733c55ae5872da0b45498450430011fd0bacb5c5d7ea848
[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" "68709467fde37569e733c55ae5872da0b45498450430011fd0bacb5c5d7ea848", kill_on_drop: false }`
[INFO] [stderr]    Compiling LayoutEngine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/dom.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap,HashSet};
[INFO] [stdout]   |                                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `children`
[INFO] [stdout]  --> src/dom.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     children: Vec<Node>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node_type`
[INFO] [stdout]  --> src/dom.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     node_type: NodeType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag_name`
[INFO] [stdout]   --> src/dom.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tag_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/dom.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     attributes: AttributesMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `LayoutEngine` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `layout_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HTML` should have a snake case name
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let HTML: String = String::from("
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `html`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "68709467fde37569e733c55ae5872da0b45498450430011fd0bacb5c5d7ea848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68709467fde37569e733c55ae5872da0b45498450430011fd0bacb5c5d7ea848", kill_on_drop: false }`
[INFO] [stdout] 68709467fde37569e733c55ae5872da0b45498450430011fd0bacb5c5d7ea848
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00716dc2c96d6a4670c17c8ec043f5d3c269bc6d46b5d0e72bdd3cc33e6f7e1d
[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" "00716dc2c96d6a4670c17c8ec043f5d3c269bc6d46b5d0e72bdd3cc33e6f7e1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling LayoutEngine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/dom.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap,HashSet};
[INFO] [stdout]   |                                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `children`
[INFO] [stdout]  --> src/dom.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     children: Vec<Node>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node_type`
[INFO] [stdout]  --> src/dom.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     node_type: NodeType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag_name`
[INFO] [stdout]   --> src/dom.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tag_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/dom.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     attributes: AttributesMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `LayoutEngine` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `layout_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HTML` should have a snake case name
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let HTML: String = String::from("
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `html`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "00716dc2c96d6a4670c17c8ec043f5d3c269bc6d46b5d0e72bdd3cc33e6f7e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00716dc2c96d6a4670c17c8ec043f5d3c269bc6d46b5d0e72bdd3cc33e6f7e1d", kill_on_drop: false }`
[INFO] [stdout] 00716dc2c96d6a4670c17c8ec043f5d3c269bc6d46b5d0e72bdd3cc33e6f7e1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cfe5c2a8bc4387b3680ec376e06f08c3ef6219f70fdad20837a0d770c641b24b
[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" "cfe5c2a8bc4387b3680ec376e06f08c3ef6219f70fdad20837a0d770c641b24b", kill_on_drop: false }`
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/LayoutEngine-551d6c43a2246cd6
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cfe5c2a8bc4387b3680ec376e06f08c3ef6219f70fdad20837a0d770c641b24b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe5c2a8bc4387b3680ec376e06f08c3ef6219f70fdad20837a0d770c641b24b", kill_on_drop: false }`
[INFO] [stdout] cfe5c2a8bc4387b3680ec376e06f08c3ef6219f70fdad20837a0d770c641b24b