[INFO] updating cached repository matthhan/rssidiot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/matthhan/rssidiot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/matthhan/rssidiot" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/matthhan/rssidiot"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/matthhan/rssidiot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/matthhan/rssidiot" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/matthhan/rssidiot"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/matthhan/rssidiot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 720360ab0664def967c2bac61163cafb2e3a0025
[INFO] sha for GitHub repo matthhan/rssidiot: 720360ab0664def967c2bac61163cafb2e3a0025
[INFO] validating manifest of matthhan/rssidiot on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of matthhan/rssidiot on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing matthhan/rssidiot
[INFO] finished frobbing matthhan/rssidiot
[INFO] frobbed toml for matthhan/rssidiot written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/matthhan/rssidiot/Cargo.toml
[INFO] started frobbing matthhan/rssidiot
[INFO] finished frobbing matthhan/rssidiot
[INFO] frobbed toml for matthhan/rssidiot written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/matthhan/rssidiot/Cargo.toml
[INFO] crate matthhan/rssidiot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking matthhan/rssidiot against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-2/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/matthhan/rssidiot:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 09e59e09cd6469e0acdc1a1243accb87579437586d2d748e0ce4c81c2faeadd3
[INFO] running `"docker" "start" "-a" "09e59e09cd6469e0acdc1a1243accb87579437586d2d748e0ce4c81c2faeadd3"`
[INFO] [stderr]     Checking rssidiot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/circular_buffer.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |         for x in buf.iter() {
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/circular_buffer.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |         for x in buf.iter() {
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/article.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(title: String, url: String) -> Article {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/feed.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(name:String,url:String) -> Feed {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_article`
[INFO] [stderr]   --> src/feed.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn add_article(self,art:Article) -> Feed {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/circular_buffer.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(size:usize) -> CircularBuffer<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/circular_buffer.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn add(self,thing: T) -> CircularBuffer<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/application.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn new() -> ApplicationState {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_feed`
[INFO] [stderr]   --> src/application.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn add_feed(self, feed:Feed)-> ApplicationState {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_article`
[INFO] [stderr]   --> src/feed.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn add_article(self,art:Article) -> Feed {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_feed`
[INFO] [stderr]   --> src/application.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn add_feed(self, feed:Feed)-> ApplicationState {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `"docker" "inspect" "09e59e09cd6469e0acdc1a1243accb87579437586d2d748e0ce4c81c2faeadd3"`
[INFO] running `"docker" "rm" "-f" "09e59e09cd6469e0acdc1a1243accb87579437586d2d748e0ce4c81c2faeadd3"`
[INFO] [stdout] 09e59e09cd6469e0acdc1a1243accb87579437586d2d748e0ce4c81c2faeadd3