[INFO] cloning repository https://github.com/JonathanLT/FRusst
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonathanLT/FRusst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanLT%2FFRusst", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanLT%2FFRusst'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4af24bf135850005c91f774931d31d1848755bb6
[INFO] checking JonathanLT/FRusst against 24e1a22664233bce1f9b5dc6eee7c1f74327e28c for pr-159343-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanLT%2FFRusst" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JonathanLT/FRusst
[INFO] finished tweaking git repo https://github.com/JonathanLT/FRusst
[INFO] tweaked toml for git repo https://github.com/JonathanLT/FRusst written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JonathanLT/FRusst on toolchain 24e1a22664233bce1f9b5dc6eee7c1f74327e28c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JonathanLT/FRusst 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" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df
[INFO] running `Command { std: "docker" "start" "39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df", 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" "39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df", 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" "39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `encoding_rs::Encoding`
[INFO] [stdout]   --> feed-lib/src/feed_reader.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use encoding_rs::Encoding;
[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: `encoding_rs::Encoding`
[INFO] [stdout]   --> feed-lib/src/feed_reader.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use encoding_rs::Encoding;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> feed-lib/src/feed_manager.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut all_items = Vec::new();
[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]   --> feed-lib/src/feed_manager.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut all_items = Vec::new();
[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 import: `std::io::Read`
[INFO] [stdout]   --> feed-lib/src/feed_reader.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `feeds` and `feeds_items` are never read
[INFO] [stdout]  --> feed-lib/src/feed_manager.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FeedManager {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 8 |     feeds: Vec<Feed>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 9 |     feeds_items: Vec<FeedItem>,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_multiple_feeds` is never used
[INFO] [stdout]   --> feed-lib/src/feed_reader.rs:75:14
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub async fn read_multiple_feeds(feeds: Vec<Feed>) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> feed-lib/src/feed_reader.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `feeds` and `feeds_items` are never read
[INFO] [stdout]  --> feed-lib/src/feed_manager.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FeedManager {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 8 |     feeds: Vec<Feed>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 9 |     feeds_items: Vec<FeedItem>,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ping` is never used
[INFO] [stdout]    --> feed-lib/src/feed_storage.rs:131:14
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub async fn ping() -> mongodb::error::Result<()> {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_multiple_feeds` is never used
[INFO] [stdout]   --> feed-lib/src/feed_reader.rs:75:14
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub async fn read_multiple_feeds(feeds: Vec<Feed>) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking FRusst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `Command { std: "docker" "inspect" "39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df", kill_on_drop: false }`
[INFO] [stdout] 39c996d8e02047d0c507237489df82ff10aba3cc7424918b9c384c6f447666df
