[INFO] cloning repository https://github.com/Toqozz/BrainFind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Toqozz/BrainFind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToqozz%2FBrainFind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToqozz%2FBrainFind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a090b45e4888d2cf9b874301ebc763d55fbcfe4f
[INFO] checking Toqozz/BrainFind against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToqozz%2FBrainFind" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Toqozz/BrainFind
[INFO] finished tweaking git repo https://github.com/Toqozz/BrainFind
[INFO] tweaked toml for git repo https://github.com/Toqozz/BrainFind written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Toqozz/BrainFind on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Toqozz/BrainFind 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 756f5a3a1b9520b4bdef816365c4e26935efeb3f30b291ae240e3e10297aefda
[INFO] running `Command { std: "docker" "start" "-a" "756f5a3a1b9520b4bdef816365c4e26935efeb3f30b291ae240e3e10297aefda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "756f5a3a1b9520b4bdef816365c4e26935efeb3f30b291ae240e3e10297aefda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756f5a3a1b9520b4bdef816365c4e26935efeb3f30b291ae240e3e10297aefda", kill_on_drop: false }`
[INFO] [stdout] 756f5a3a1b9520b4bdef816365c4e26935efeb3f30b291ae240e3e10297aefda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcacfc2d669b7fd9bbd478943d695fbab46aec45851853aa9c8c6a5b7b4d00d9
[INFO] running `Command { std: "docker" "start" "-a" "dcacfc2d669b7fd9bbd478943d695fbab46aec45851853aa9c8c6a5b7b4d00d9", kill_on_drop: false }`
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[INFO] [stderr]     Checking brainfind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Cursor`, `Read`, and `Write`
[INFO] [stdout]  --> src/main.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Write, BufRead, Cursor, Read};
[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: `std::fs`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/search/searcher.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{ Write, BufRead, BufReader, Read };
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/search/searcher.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     File,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stdout]  --> src/search/searcher.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::channel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/search/searcher.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]   --> src/search/searcher.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::seq::SliceRandom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Align`, `Button`, and `button`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     button,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 13 |     Button,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     Align,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::OpenOptions`
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | use std::fs::OpenOptions;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufReader`
[INFO] [stdout]   --> src/main.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | use std::io::BufReader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `Read`, and `Write`
[INFO] [stdout]  --> src/main.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Write, BufRead, Cursor, Read};
[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: `std::fs`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/search/searcher.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{ Write, BufRead, BufReader, Read };
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/search/searcher.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     File,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stdout]  --> src/search/searcher.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::channel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/search/searcher.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]   --> src/search/searcher.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::seq::SliceRandom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Align`, `Button`, and `button`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     button,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 13 |     Button,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     Align,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::OpenOptions`
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | use std::fs::OpenOptions;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufReader`
[INFO] [stdout]   --> src/main.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | use std::io::BufReader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]   --> src/search/searcher.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rayon::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/search/searcher.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{ Write, BufRead, BufReader, Read };
[INFO] [stdout]   |                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Write, BufRead, Cursor, Read};
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/search/searcher.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut filenames = visit_dirs(Path::new(path));
[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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn view(&mut self) -> Element<Message> {
[INFO] [stdout]    |             ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn view(&mut self) -> Element<'_, Message> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]   --> src/search/searcher.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rayon::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/search/searcher.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{ Write, BufRead, BufReader, Read };
[INFO] [stdout]   |                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Write, BufRead, Cursor, Read};
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/search/searcher.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut filenames = visit_dirs(Path::new(path));
[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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn view(&mut self) -> Element<Message> {
[INFO] [stdout]    |             ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn view(&mut self) -> Element<'_, Message> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "dcacfc2d669b7fd9bbd478943d695fbab46aec45851853aa9c8c6a5b7b4d00d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcacfc2d669b7fd9bbd478943d695fbab46aec45851853aa9c8c6a5b7b4d00d9", kill_on_drop: false }`
[INFO] [stdout] dcacfc2d669b7fd9bbd478943d695fbab46aec45851853aa9c8c6a5b7b4d00d9
