[INFO] cloning repository https://github.com/iamthewalrus67/crawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamthewalrus67/crawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamthewalrus67%2Fcrawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamthewalrus67%2Fcrawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1136d73029429e549e16191197834341d53cc70b
[INFO] checking iamthewalrus67/crawler against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamthewalrus67%2Fcrawler" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iamthewalrus67/crawler
[INFO] finished tweaking git repo https://github.com/iamthewalrus67/crawler
[INFO] tweaked toml for git repo https://github.com/iamthewalrus67/crawler written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iamthewalrus67/crawler on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iamthewalrus67/crawler 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 037670ad96e8383410d28f73cbdf581dd16abd6896eb62c8f489b185af45a3e3
[INFO] running `Command { std: "docker" "start" "-a" "037670ad96e8383410d28f73cbdf581dd16abd6896eb62c8f489b185af45a3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "037670ad96e8383410d28f73cbdf581dd16abd6896eb62c8f489b185af45a3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037670ad96e8383410d28f73cbdf581dd16abd6896eb62c8f489b185af45a3e3", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f6cfc7d58eeec0e172cf38118f3a9c1668b0d03edae6ad9b0f77ce55b6f61ce
[INFO] running `Command { std: "docker" "start" "-a" "3f6cfc7d58eeec0e172cf38118f3a9c1668b0d03edae6ad9b0f77ce55b6f61ce", kill_on_drop: false }`
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[INFO] [stderr]     Checking crawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arc`, `BTreeSet`, `HashSet`, and `Mutex`
[INFO] [stdout]  --> src/main.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet, BTreeSet}, sync::{Mutex, Arc}};
[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 import: `tokio::sync::mpsc`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ParseArguments` and `ParsedData`
[INFO] [stdout]  --> src/main.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{parsing::{ParseArguments, ParsedData}, crawling::AgentManager};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `borrow::BorrowMut` and `time::Duration`
[INFO] [stdout]  --> src/parsing.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, str::FromStr, borrow::BorrowMut, time::Duration};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Deref`
[INFO] [stdout]  --> src/crawling.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::Deref, num::NonZeroU32, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Future`
[INFO] [stdout]  --> src/crawling.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{StreamExt, Future};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Request` and `Response`
[INFO] [stdout]  --> src/crawling.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use reqwest::{Request, Response};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parsing.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     mut args: ParseArguments,
[INFO] [stdout]    |     ----^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/crawling.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn new(name: String, url_receiver: Receiver<Vec<String>>, data_sender: Sender<Result<ParsedData, String>>, client: reqwest::Client, r...
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `text` is never read
[INFO] [stdout]   --> src/parsing.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct ParsedData {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 94 |     pub text: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParsedData` 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 `thread` is never read
[INFO] [stdout]   --> src/crawling.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Agent {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 11 |     thread: std::thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `agents` is never read
[INFO] [stdout]   --> src/crawling.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct AgentManager {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 58 |     agents: Vec<Agent>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `BTreeSet`, `HashSet`, and `Mutex`
[INFO] [stdout]  --> src/main.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet, BTreeSet}, sync::{Mutex, Arc}};
[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 import: `tokio::sync::mpsc`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ParseArguments` and `ParsedData`
[INFO] [stdout]  --> src/main.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{parsing::{ParseArguments, ParsedData}, crawling::AgentManager};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `borrow::BorrowMut` and `time::Duration`
[INFO] [stdout]  --> src/parsing.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, str::FromStr, borrow::BorrowMut, time::Duration};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Deref`
[INFO] [stdout]  --> src/crawling.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::Deref, num::NonZeroU32, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Future`
[INFO] [stdout]  --> src/crawling.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{StreamExt, Future};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Request` and `Response`
[INFO] [stdout]  --> src/crawling.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use reqwest::{Request, Response};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parsing.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     mut args: ParseArguments,
[INFO] [stdout]    |     ----^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/crawling.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn new(name: String, url_receiver: Receiver<Vec<String>>, data_sender: Sender<Result<ParsedData, String>>, client: reqwest::Client, r...
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `text` is never read
[INFO] [stdout]   --> src/parsing.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct ParsedData {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 94 |     pub text: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParsedData` 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 `thread` is never read
[INFO] [stdout]   --> src/crawling.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Agent {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 11 |     thread: std::thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `agents` is never read
[INFO] [stdout]   --> src/crawling.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct AgentManager {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 58 |     agents: Vec<Agent>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.69s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1, xml5ever v0.16.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "3f6cfc7d58eeec0e172cf38118f3a9c1668b0d03edae6ad9b0f77ce55b6f61ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6cfc7d58eeec0e172cf38118f3a9c1668b0d03edae6ad9b0f77ce55b6f61ce", kill_on_drop: false }`
[INFO] [stdout] 3f6cfc7d58eeec0e172cf38118f3a9c1668b0d03edae6ad9b0f77ce55b6f61ce
