[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 try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamthewalrus67%2Fcrawler" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iamthewalrus67/crawler on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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_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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 058ba3ef6cb1a879be48e840f00b93a2b88bc3f7ec42290309af39dbd5107471
[INFO] running `Command { std: "docker" "start" "-a" "058ba3ef6cb1a879be48e840f00b93a2b88bc3f7ec42290309af39dbd5107471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "058ba3ef6cb1a879be48e840f00b93a2b88bc3f7ec42290309af39dbd5107471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058ba3ef6cb1a879be48e840f00b93a2b88bc3f7ec42290309af39dbd5107471", kill_on_drop: false }`
[INFO] [stdout] 058ba3ef6cb1a879be48e840f00b93a2b88bc3f7ec42290309af39dbd5107471
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b028472e134511f918c6d83f73bf9ac0c811eb80488339ae26de560d43339b3
[INFO] running `Command { std: "docker" "start" "-a" "0b028472e134511f918c6d83f73bf9ac0c811eb80488339ae26de560d43339b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking raw-cpuid v10.3.0
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[INFO] [stderr]    Compiling openssl-sys v0.9.72
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[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking dashmap v5.2.0
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[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking string_cache v0.8.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking xml5ever v0.16.2
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]     Checking tokio v1.17.0
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[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: 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: 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::Clie...
[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 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::Clie...
[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 23.60s
[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 13`
[INFO] running `Command { std: "docker" "inspect" "0b028472e134511f918c6d83f73bf9ac0c811eb80488339ae26de560d43339b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b028472e134511f918c6d83f73bf9ac0c811eb80488339ae26de560d43339b3", kill_on_drop: false }`
[INFO] [stdout] 0b028472e134511f918c6d83f73bf9ac0c811eb80488339ae26de560d43339b3
