[INFO] cloning repository https://github.com/yus-works/mycelia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yus-works/mycelia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyus-works%2Fmycelia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyus-works%2Fmycelia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93be5a011ff431c52b3b3ec39021d3fd6e36503a
[INFO] checking yus-works/mycelia against dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8 for pr-133502-27
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyus-works%2Fmycelia" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yus-works/mycelia
[INFO] finished tweaking git repo https://github.com/yus-works/mycelia
[INFO] tweaked toml for git repo https://github.com/yus-works/mycelia written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yus-works/mycelia on toolchain dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yus-works/mycelia 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" "+dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c36f533e8924a726b63f9d01e781fa8c8c28c96d1d595403829afb31452ee0f5" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f
[INFO] running `Command { std: "docker" "start" "3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f" "/opt/rustwide/cargo-home/bin/cargo" "+dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f" "/opt/rustwide/cargo-home/bin/cargo" "+dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `tracing::warn`
[INFO] [stdout]  --> src/graph/aggressive_async_tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing::warn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visited`
[INFO] [stdout]   --> src/util/parsing.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     visited: Arc<RwLock<HashMap<reqwest::Url, HashSet<reqwest::Url>>>>,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visited`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root` is never read
[INFO] [stdout]   --> src/graph/core.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Graph {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 20 |     root: Arc<Node>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Graph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/graph/core.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 30 |     data: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_data` and `get_children` are never used
[INFO] [stdout]   --> src/graph/core.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Node {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn get_data(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn get_children(&self) -> Vec<Arc<Node>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_root`, `node_count`, `contains`, and `get_node` are never used
[INFO] [stdout]   --> src/graph/core.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl Graph {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn get_root(&self) -> Arc<Node> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn node_count(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn contains(&self, content: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn get_node(&self, content: &str) -> Option<Arc<Node>> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_graph_to_disk` is never used
[INFO] [stdout]   --> src/util/parsing.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 | async fn write_graph_to_disk(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CrawlComplete` is never constructed
[INFO] [stdout]   --> src/visualizer/broadcast.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum BroadcastMessage {
[INFO] [stdout]    |          ---------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     CrawlComplete,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BroadcastMessage` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visited`
[INFO] [stdout]   --> src/util/parsing.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     visited: Arc<RwLock<HashMap<reqwest::Url, HashSet<reqwest::Url>>>>,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visited`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_graph_to_disk` is never used
[INFO] [stdout]   --> src/util/parsing.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 | async fn write_graph_to_disk(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CrawlComplete` is never constructed
[INFO] [stdout]   --> src/visualizer/broadcast.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum BroadcastMessage {
[INFO] [stdout]    |          ---------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     CrawlComplete,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BroadcastMessage` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 19s
[INFO] running `Command { std: "docker" "inspect" "3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f", kill_on_drop: false }`
[INFO] [stdout] 3adab37723b92b32b385cabaab20de9ced7bcd2ab5ca69d63a70792c1803ca3f
