[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] testing 19h/gx against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fgx" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/19h/gx on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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-1/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-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded actix-files v0.2.1
[INFO] [stderr]   Downloaded askama v0.9.0
[INFO] [stderr]   Downloaded kamadak-exif v0.5.1
[INFO] [stderr]   Downloaded askama_escape v0.3.0
[INFO] [stderr]   Downloaded askama_derive v0.9.0
[INFO] [stderr]   Downloaded image v0.23.0
[INFO] [stderr]   Downloaded askama_shared v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc6daa3bb2b606788c9ea569f6ebb98505185e0b93bd526d100928f21cf26e93
[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" "cc6daa3bb2b606788c9ea569f6ebb98505185e0b93bd526d100928f21cf26e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc6daa3bb2b606788c9ea569f6ebb98505185e0b93bd526d100928f21cf26e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc6daa3bb2b606788c9ea569f6ebb98505185e0b93bd526d100928f21cf26e93", kill_on_drop: false }`
[INFO] [stdout] cc6daa3bb2b606788c9ea569f6ebb98505185e0b93bd526d100928f21cf26e93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fc8280c29a8760ec24bc3574bf75db274ff3c47bb89d1d434e07bdcf3860ce1
[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" "3fc8280c29a8760ec24bc3574bf75db274ff3c47bb89d1d434e07bdcf3860ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling askama_escape v0.3.0
[INFO] [stderr]    Compiling v_htmlescape v0.4.5
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling mutate_once v0.1.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling bytestring v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling kamadak-exif v0.5.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling flate2 v1.0.13
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling png v0.15.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling actix-codec v0.2.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling image v0.23.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling enum-as-inner v0.3.1
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]    Compiling actix-web-codegen v0.2.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling v_escape v0.7.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling actix-threadpool v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling actix-service v1.0.5
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling actix-rt v1.0.0
[INFO] [stderr]    Compiling trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]    Compiling actix-utils v1.0.6
[INFO] [stderr]    Compiling actix-server v1.0.1
[INFO] [stderr]    Compiling actix-tls v1.0.0
[INFO] [stderr]    Compiling actix-testing v1.0.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]    Compiling actix-connect v1.0.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling actix-router v0.2.4
[INFO] [stderr]    Compiling askama_shared v0.9.1
[INFO] [stderr]    Compiling actix-http v1.0.1
[INFO] [stderr]    Compiling askama_derive v0.9.0
[INFO] [stderr]    Compiling askama v0.9.0
[INFO] [stderr]    Compiling awc v1.0.1
[INFO] [stderr]    Compiling actix-web v2.0.0
[INFO] [stderr]    Compiling actix-files v0.2.1
[INFO] [stderr]    Compiling 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: 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 3m 55s
[INFO] running `Command { std: "docker" "inspect" "3fc8280c29a8760ec24bc3574bf75db274ff3c47bb89d1d434e07bdcf3860ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc8280c29a8760ec24bc3574bf75db274ff3c47bb89d1d434e07bdcf3860ce1", kill_on_drop: false }`
[INFO] [stdout] 3fc8280c29a8760ec24bc3574bf75db274ff3c47bb89d1d434e07bdcf3860ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cbc12082a21dc27190f245c77172c31afd18c9539d1117f1af596d1ddf3dceb6
[INFO] running `Command { std: "docker" "start" "-a" "cbc12082a21dc27190f245c77172c31afd18c9539d1117f1af596d1ddf3dceb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling askama_escape v0.3.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling mutate_once v0.1.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling kamadak-exif v0.5.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling bytestring v0.1.4
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling flate2 v1.0.13
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling png v0.15.3
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling v_escape v0.7.4
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling actix-threadpool v0.3.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling v_htmlescape v0.4.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling actix-service v1.0.5
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling image v0.23.0
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling actix-rt v1.0.0
[INFO] [stderr]    Compiling trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]    Compiling actix-codec v0.2.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling actix-utils v1.0.6
[INFO] [stderr]    Compiling actix-server v1.0.1
[INFO] [stderr]    Compiling actix-tls v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling actix-router v0.2.4
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling actix-testing v1.0.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]    Compiling askama_shared v0.9.1
[INFO] [stderr]    Compiling actix-connect v1.0.2
[INFO] [stderr]    Compiling askama v0.9.0
[INFO] [stderr]    Compiling actix-http v1.0.1
[INFO] [stderr]    Compiling awc v1.0.1
[INFO] [stderr]    Compiling actix-web v2.0.0
[INFO] [stderr]    Compiling actix-files v0.2.1
[INFO] [stderr]    Compiling 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: 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 test [unoptimized] target(s) in 2m 24s
[INFO] running `Command { std: "docker" "inspect" "cbc12082a21dc27190f245c77172c31afd18c9539d1117f1af596d1ddf3dceb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbc12082a21dc27190f245c77172c31afd18c9539d1117f1af596d1ddf3dceb6", kill_on_drop: false }`
[INFO] [stdout] cbc12082a21dc27190f245c77172c31afd18c9539d1117f1af596d1ddf3dceb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0350cc63510a02441933d81eabf24722cc882d031f4dd7c4d021944885ffe005
[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" "0350cc63510a02441933d81eabf24722cc882d031f4dd7c4d021944885ffe005", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `get`
[INFO] [stderr]  --> src/main.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use actix_web::{get, web, App, HttpServer, Responder, HttpRequest, HttpResponse};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Path`
[INFO] [stderr]  --> src/main.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `cmp`, `mem`
[INFO] [stderr]  --> src/main.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{fs, mem, io, cmp};
[INFO] [stderr]   |               ^^^      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::OsString`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::ffi::OsString;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use regex::Regex;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufReader`, `Error`, `Read`
[INFO] [stderr]   --> src/main.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::io::{Read, BufReader, Error};
[INFO] [stderr]    |               ^^^^  ^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/fsutil.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MediaItem`
[INFO] [stderr]   --> src/fsutil.rs:10:37
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::{MediaFolders, MediaMap, MediaItem, MediaItems};
[INFO] [stderr]    |                                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DynamicImage`, `GenericImageView`
[INFO] [stderr]   --> src/main.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 | use image::{DynamicImage, GenericImageView};
[INFO] [stderr]    |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/main.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     info: web::Path<()>,
[INFO] [stderr]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/main.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     req: HttpRequest,
[INFO] [stderr]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `folder_path`
[INFO] [stderr]    --> src/fsutil.rs:188:21
[INFO] [stderr]     |
[INFO] [stderr] 188 |         .for_each(|(folder_path, paths)|
[INFO] [stderr]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_folder_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `media_folders`
[INFO] [stderr]    --> src/fsutil.rs:182:5
[INFO] [stderr]     |
[INFO] [stderr] 182 |     mut media_folders: &mut MediaFolders,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_media_folders`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fsutil.rs:157:17
[INFO] [stderr]     |
[INFO] [stderr] 157 |     .for_each(|(mut image_path, mut item)| {
[INFO] [stderr]     |                 ----^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fsutil.rs:157:33
[INFO] [stderr]     |
[INFO] [stderr] 157 |     .for_each(|(mut image_path, mut item)| {
[INFO] [stderr]     |                                 ----^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fsutil.rs:182:5
[INFO] [stderr]     |
[INFO] [stderr] 182 |     mut media_folders: &mut MediaFolders,
[INFO] [stderr]     |     ----^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `matcher` should have an upper case name
[INFO] [stderr]   --> src/fsutil.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |         static ref matcher: Regex = Regex::new(r"^\d{4}-\d{2}-\d{2}$").unwrap();
[INFO] [stderr]    |                    ^^^^^^^ help: convert the identifier to upper case: `MATCHER`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `matcher` should have an upper case name
[INFO] [stderr]   --> src/fsutil.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |         static ref matcher: Regex = Regex::new(r"\.(?:jpe?g|png|gif|bmp)$").unwrap();
[INFO] [stderr]    |                    ^^^^^^^ help: convert the identifier to upper case: `MATCHER`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fsutil.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 | /             NaiveDate
[INFO] [stderr] 68 | |             ::parse_from_str(name, "%Y-%m-%d")
[INFO] [stderr] 69 | |             .map(|parsed_date|
[INFO] [stderr] 70 | |                  media_folders
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |                  ),
[INFO] [stderr] 77 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/fsutil.rs:125:25
[INFO] [stderr]     |
[INFO] [stderr] 125 |                         file.read(&mut start_buf);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/fsutil.rs:158:9
[INFO] [stderr]     |
[INFO] [stderr] 158 | /         std::fs::File
[INFO] [stderr] 159 | |         ::open(image_path)
[INFO] [stderr] 160 | |         .map(|file| {
[INFO] [stderr] 161 | |             exif::Reader
[INFO] [stderr] ...   |
[INFO] [stderr] 176 | |             );
[INFO] [stderr] 177 | |         });
[INFO] [stderr]     | |___________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/fsutil.rs:161:13
[INFO] [stderr]     |
[INFO] [stderr] 161 | /             exif::Reader
[INFO] [stderr] 162 | |             ::new()
[INFO] [stderr] 163 | |             .read_from_container(
[INFO] [stderr] 164 | |                 &mut BufReader::new(&file),
[INFO] [stderr] ...   |
[INFO] [stderr] 175 | |                 ),
[INFO] [stderr] 176 | |             );
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/imgutil.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     fs::create_dir_all(
[INFO] [stderr] 29 | |         &cache_path,
[INFO] [stderr] 30 | |     );
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized] target(s) in 0.99s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gx-beffad5dfbfc1db4
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0350cc63510a02441933d81eabf24722cc882d031f4dd7c4d021944885ffe005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0350cc63510a02441933d81eabf24722cc882d031f4dd7c4d021944885ffe005", kill_on_drop: false }`
[INFO] [stdout] 0350cc63510a02441933d81eabf24722cc882d031f4dd7c4d021944885ffe005
