[INFO] cloning repository https://github.com/firstbench-inc/crawle-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/firstbench-inc/crawle-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirstbench-inc%2Fcrawle-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirstbench-inc%2Fcrawle-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ec444737cefd3a8ba6d3b4b27213897cf95c166
[INFO] checking firstbench-inc/crawle-rs against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirstbench-inc%2Fcrawle-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/firstbench-inc/crawle-rs on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/firstbench-inc/crawle-rs
[INFO] finished tweaking git repo https://github.com/firstbench-inc/crawle-rs
[INFO] tweaked toml for git repo https://github.com/firstbench-inc/crawle-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/firstbench-inc/crawle-rs 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking firstbench-inc/crawle-rs against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirstbench-inc%2Fcrawle-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/firstbench-inc/crawle-rs on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/firstbench-inc/crawle-rs
[INFO] finished tweaking git repo https://github.com/firstbench-inc/crawle-rs
[INFO] tweaked toml for git repo https://github.com/firstbench-inc/crawle-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/firstbench-inc/crawle-rs 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking crawle-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Add`, `Borrow`, `ControlFlow`, and `rc::Rc`
[INFO] [stdout]  --> src/crawler.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 5 |     ops::{Add, ControlFlow},
[INFO] [stdout]   |           ^^^  ^^^^^^^^^^^
[INFO] [stdout] 6 |     rc::Rc,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastbloom::BloomFilter`
[INFO] [stdout]   --> src/crawler.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use fastbloom::BloomFilter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `interval`
[INFO] [stdout]   --> src/crawler.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::time::{interval, Duration};
[INFO] [stdout]    |                   ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `JoinSet` and `sync::mpsc`
[INFO] [stdout]   --> src/crawler.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     sync::mpsc,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     task::{self, JoinSet},
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RedisError`
[INFO] [stdout]   --> src/crawler.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | use redis::{self, RedisError, RedisResult};
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParseError`
[INFO] [stdout]  --> src/parser.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use url::{ParseError, Url};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]   --> src/main.rs:12:30
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{self, BufRead, BufReader, Read};
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::Notify`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use tokio::sync::Notify;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Borrow`, `ControlFlow`, and `rc::Rc`
[INFO] [stdout]  --> src/crawler.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 5 |     ops::{Add, ControlFlow},
[INFO] [stdout]   |           ^^^  ^^^^^^^^^^^
[INFO] [stdout] 6 |     rc::Rc,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastbloom::BloomFilter`
[INFO] [stdout]   --> src/crawler.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use fastbloom::BloomFilter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `interval`
[INFO] [stdout]   --> src/crawler.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::time::{interval, Duration};
[INFO] [stdout]    |                   ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `JoinSet` and `sync::mpsc`
[INFO] [stdout]   --> src/crawler.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     sync::mpsc,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     task::{self, JoinSet},
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RedisError`
[INFO] [stdout]   --> src/crawler.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | use redis::{self, RedisError, RedisResult};
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParseError`
[INFO] [stdout]  --> src/parser.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use url::{ParseError, Url};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]   --> src/main.rs:12:30
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{self, BufRead, BufReader, Read};
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::Notify`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use tokio::sync::Notify;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parser`
[INFO] [stdout]    --> src/crawler.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let parser = Arc::new(Parser::new());
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle_vec`
[INFO] [stdout]    --> src/crawler.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut handle_vec: Vec<task::JoinHandle<()>> = vec![];
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `po`
[INFO] [stdout]    --> src/crawler.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let po = poster.clone();
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_po`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/crawler.rs:158:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let handle = task::spawn(async move {
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parser`
[INFO] [stdout]    --> src/crawler.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let parser = Arc::new(Parser::new());
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle_vec`
[INFO] [stdout]    --> src/crawler.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut handle_vec: Vec<task::JoinHandle<()>> = vec![];
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `po`
[INFO] [stdout]    --> src/crawler.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let po = poster.clone();
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_po`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/crawler.rs:158:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let handle = task::spawn(async move {
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/poster.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let res = match self
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/poster.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let res = match self
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/crawler.rs:176:33
[INFO] [stdout]     |
[INFO] [stdout] 176 | ...                   let mut post = Poster::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]    --> src/crawler.rs:176:33
[INFO] [stdout]     |
[INFO] [stdout] 176 | ...                   let mut post = Poster::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: unused variable: `instant`
[INFO] [stdout]   --> src/fetcher.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let instant = Instant::now();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instant`
[INFO] [stdout]   --> src/fetcher.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let instant = Instant::now();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/crawler.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut handle_vec: Vec<task::JoinHandle<()>> = vec![];
[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/crawler.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut handle_vec: Vec<task::JoinHandle<()>> = vec![];
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instant`
[INFO] [stdout]   --> src/parser.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let instant = Instant::now();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seedlist`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let seedlist: [&str; 252] = [
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seedlist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instant`
[INFO] [stdout]   --> src/parser.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let instant = Instant::now();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seedlist`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let seedlist: [&str; 252] = [
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seedlist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fetcher`, `poster`, and `parser` are never read
[INFO] [stdout]   --> src/crawler.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Crawler {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 32 |     to_visit: VecDeque<String>,
[INFO] [stdout] 33 |     fetcher: Arc<Fetcher>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 34 |     poster: Arc<Poster>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 35 |     parser: Arc<Parser>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_page_data` is never used
[INFO] [stdout]    --> src/crawler.rs:304:8
[INFO] [stdout]     |
[INFO] [stdout] 45  | impl Crawler {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 304 |     fn generate_page_data<'a, 'b>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NONE` is never used
[INFO] [stdout]   --> src/crawler.rs:57:15
[INFO] [stdout]    |
[INFO] [stdout] 57 |         const NONE: Option<String> = None;
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_req` is never used
[INFO] [stdout]    --> src/crawler.rs:321:14
[INFO] [stdout]     |
[INFO] [stdout] 321 | pub async fn handle_req(
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fetcher`, `poster`, and `parser` are never read
[INFO] [stdout]   --> src/crawler.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Crawler {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 32 |     to_visit: VecDeque<String>,
[INFO] [stdout] 33 |     fetcher: Arc<Fetcher>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 34 |     poster: Arc<Poster>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 35 |     parser: Arc<Parser>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_page_data` is never used
[INFO] [stdout]    --> src/crawler.rs:304:8
[INFO] [stdout]     |
[INFO] [stdout] 45  | impl Crawler {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 304 |     fn generate_page_data<'a, 'b>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NONE` is never used
[INFO] [stdout]   --> src/crawler.rs:57:15
[INFO] [stdout]    |
[INFO] [stdout] 57 |         const NONE: Option<String> = None;
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_req` is never used
[INFO] [stdout]    --> src/crawler.rs:321:14
[INFO] [stdout]     |
[INFO] [stdout] 321 | pub async fn handle_req(
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.23s
[INFO] running `Command { std: "docker" "inspect" "0daf6696d9f65bebb60d69cb9fe4a29d61f5222ad7f6cc2ef62ab9e9f8e4a23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0daf6696d9f65bebb60d69cb9fe4a29d61f5222ad7f6cc2ef62ab9e9f8e4a23f", kill_on_drop: false }`
[INFO] [stdout] 0daf6696d9f65bebb60d69cb9fe4a29d61f5222ad7f6cc2ef62ab9e9f8e4a23f
