[INFO] cloning repository https://github.com/19h/gx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/19h/gx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fgx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fgx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa9c7989aec090818709b29cb843799fcdd2d86a
[INFO] checking 19h/gx against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fgx" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/19h/gx on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/19h/gx
[INFO] finished tweaking git repo https://github.com/19h/gx
[INFO] tweaked toml for git repo https://github.com/19h/gx written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/19h/gx already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e010d6cfc0ad651f3faa1ac3995fdf240cad03fd46f1ee6b565b6107c93cd35
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9e010d6cfc0ad651f3faa1ac3995fdf240cad03fd46f1ee6b565b6107c93cd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e010d6cfc0ad651f3faa1ac3995fdf240cad03fd46f1ee6b565b6107c93cd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e010d6cfc0ad651f3faa1ac3995fdf240cad03fd46f1ee6b565b6107c93cd35", kill_on_drop: false }`
[INFO] [stdout] 9e010d6cfc0ad651f3faa1ac3995fdf240cad03fd46f1ee6b565b6107c93cd35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a3ba26a63bf33dee270098af5fdc1e51490a9ac604ed2be94fbb01630137086
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6a3ba26a63bf33dee270098af5fdc1e51490a9ac604ed2be94fbb01630137086", kill_on_drop: false }`
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[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking askama v0.9.0
[INFO] [stderr]     Checking actix-files v0.2.1
[INFO] [stderr]     Checking gx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `get`
[INFO] [stdout]  --> src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use actix_web::{get, web, App, HttpServer, Responder, HttpRequest, HttpResponse};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cmp`, `mem`
[INFO] [stdout]  --> src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{fs, mem, io, cmp};
[INFO] [stdout]   |               ^^^      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::OsString`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ffi::OsString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use regex::Regex;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `Error`, `Read`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{Read, BufReader, Error};
[INFO] [stdout]    |               ^^^^  ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/fsutil.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MediaItem`
[INFO] [stdout]   --> src/fsutil.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{MediaFolders, MediaMap, MediaItem, MediaItems};
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DynamicImage`, `GenericImageView`
[INFO] [stdout]   --> src/main.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 | use image::{DynamicImage, GenericImageView};
[INFO] [stdout]    |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/main.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     info: web::Path<()>,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/main.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 132 |     req: HttpRequest,
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `folder_path`
[INFO] [stdout]    --> src/fsutil.rs:188:21
[INFO] [stdout]     |
[INFO] [stdout] 188 |         .for_each(|(folder_path, paths)|
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_folder_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `media_folders`
[INFO] [stdout]    --> src/fsutil.rs:182:5
[INFO] [stdout]     |
[INFO] [stdout] 182 |     mut media_folders: &mut MediaFolders,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_media_folders`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fsutil.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |     .for_each(|(mut image_path, mut item)| {
[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/fsutil.rs:157:33
[INFO] [stdout]     |
[INFO] [stdout] 157 |     .for_each(|(mut image_path, mut item)| {
[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/fsutil.rs:182:5
[INFO] [stdout]     |
[INFO] [stdout] 182 |     mut media_folders: &mut MediaFolders,
[INFO] [stdout]     |     ----^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get`
[INFO] [stdout]  --> src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use actix_web::{get, web, App, HttpServer, Responder, HttpRequest, HttpResponse};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cmp`, `mem`
[INFO] [stdout]  --> src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{fs, mem, io, cmp};
[INFO] [stdout]   |               ^^^      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::OsString`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ffi::OsString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use regex::Regex;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `Error`, `Read`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{Read, BufReader, Error};
[INFO] [stdout]    |               ^^^^  ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/fsutil.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MediaItem`
[INFO] [stdout]   --> src/fsutil.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{MediaFolders, MediaMap, MediaItem, MediaItems};
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DynamicImage`, `GenericImageView`
[INFO] [stdout]   --> src/main.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 | use image::{DynamicImage, GenericImageView};
[INFO] [stdout]    |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `matcher` should have an upper case name
[INFO] [stdout]   --> src/fsutil.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |         static ref matcher: Regex = Regex::new(r"^\d{4}-\d{2}-\d{2}$").unwrap();
[INFO] [stdout]    |                    ^^^^^^^ help: convert the identifier to upper case: `MATCHER`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `matcher` should have an upper case name
[INFO] [stdout]   --> src/fsutil.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |         static ref matcher: Regex = Regex::new(r"\.(?:jpe?g|png|gif|bmp)$").unwrap();
[INFO] [stdout]    |                    ^^^^^^^ help: convert the identifier to upper case: `MATCHER`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/fsutil.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 | /             NaiveDate
[INFO] [stdout] 68 | |             ::parse_from_str(name, "%Y-%m-%d")
[INFO] [stdout] 69 | |             .map(|parsed_date|
[INFO] [stdout] 70 | |                  media_folders
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |                  ),
[INFO] [stdout] 77 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/fsutil.rs:125:25
[INFO] [stdout]     |
[INFO] [stdout] 125 |                         file.read(&mut start_buf);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/fsutil.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 | /         std::fs::File
[INFO] [stdout] 159 | |         ::open(image_path)
[INFO] [stdout] 160 | |         .map(|file| {
[INFO] [stdout] 161 | |             exif::Reader
[INFO] [stdout] ...   |
[INFO] [stdout] 176 | |             );
[INFO] [stdout] 177 | |         });
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/fsutil.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 | /             exif::Reader
[INFO] [stdout] 162 | |             ::new()
[INFO] [stdout] 163 | |             .read_from_container(
[INFO] [stdout] 164 | |                 &mut BufReader::new(&file),
[INFO] [stdout] ...   |
[INFO] [stdout] 175 | |                 ),
[INFO] [stdout] 176 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/imgutil.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     fs::create_dir_all(
[INFO] [stdout] 29 | |         &cache_path,
[INFO] [stdout] 30 | |     );
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/main.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     info: web::Path<()>,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/main.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 132 |     req: HttpRequest,
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `folder_path`
[INFO] [stdout]    --> src/fsutil.rs:188:21
[INFO] [stdout]     |
[INFO] [stdout] 188 |         .for_each(|(folder_path, paths)|
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_folder_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `media_folders`
[INFO] [stdout]    --> src/fsutil.rs:182:5
[INFO] [stdout]     |
[INFO] [stdout] 182 |     mut media_folders: &mut MediaFolders,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_media_folders`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fsutil.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |     .for_each(|(mut image_path, mut item)| {
[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/fsutil.rs:157:33
[INFO] [stdout]     |
[INFO] [stdout] 157 |     .for_each(|(mut image_path, mut item)| {
[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/fsutil.rs:182:5
[INFO] [stdout]     |
[INFO] [stdout] 182 |     mut media_folders: &mut MediaFolders,
[INFO] [stdout]     |     ----^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `matcher` should have an upper case name
[INFO] [stdout]   --> src/fsutil.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |         static ref matcher: Regex = Regex::new(r"^\d{4}-\d{2}-\d{2}$").unwrap();
[INFO] [stdout]    |                    ^^^^^^^ help: convert the identifier to upper case: `MATCHER`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `matcher` should have an upper case name
[INFO] [stdout]   --> src/fsutil.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |         static ref matcher: Regex = Regex::new(r"\.(?:jpe?g|png|gif|bmp)$").unwrap();
[INFO] [stdout]    |                    ^^^^^^^ help: convert the identifier to upper case: `MATCHER`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/fsutil.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 | /             NaiveDate
[INFO] [stdout] 68 | |             ::parse_from_str(name, "%Y-%m-%d")
[INFO] [stdout] 69 | |             .map(|parsed_date|
[INFO] [stdout] 70 | |                  media_folders
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |                  ),
[INFO] [stdout] 77 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/fsutil.rs:125:25
[INFO] [stdout]     |
[INFO] [stdout] 125 |                         file.read(&mut start_buf);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/fsutil.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 | /         std::fs::File
[INFO] [stdout] 159 | |         ::open(image_path)
[INFO] [stdout] 160 | |         .map(|file| {
[INFO] [stdout] 161 | |             exif::Reader
[INFO] [stdout] ...   |
[INFO] [stdout] 176 | |             );
[INFO] [stdout] 177 | |         });
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/fsutil.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 | /             exif::Reader
[INFO] [stdout] 162 | |             ::new()
[INFO] [stdout] 163 | |             .read_from_container(
[INFO] [stdout] 164 | |                 &mut BufReader::new(&file),
[INFO] [stdout] ...   |
[INFO] [stdout] 175 | |                 ),
[INFO] [stdout] 176 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/imgutil.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     fs::create_dir_all(
[INFO] [stdout] 29 | |         &cache_path,
[INFO] [stdout] 30 | |     );
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized] target(s) in 5m 14s
[INFO] running `Command { std: "docker" "inspect" "6a3ba26a63bf33dee270098af5fdc1e51490a9ac604ed2be94fbb01630137086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3ba26a63bf33dee270098af5fdc1e51490a9ac604ed2be94fbb01630137086", kill_on_drop: false }`
[INFO] [stdout] 6a3ba26a63bf33dee270098af5fdc1e51490a9ac604ed2be94fbb01630137086
