[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/beta-1.37-6/sources/1.36.0/gh/matthhan/rssidiot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/matthhan/rssidiot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/matthhan/rssidiot" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matthhan/rssidiot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of matthhan/rssidiot on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/gh/matthhan/rssidiot/Cargo.toml
[INFO] crate matthhan/rssidiot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing matthhan/rssidiot against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/matthhan/rssidiot:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 0d55f52521c6b0e3905795c3d67c30cc6b38ef4c232440c24b2027322c55be0f
[INFO] running `"docker" "start" "-a" "0d55f52521c6b0e3905795c3d67c30cc6b38ef4c232440c24b2027322c55be0f"`
[INFO] [stderr]    Compiling serde v1.0.68
[INFO] [stderr]    Compiling serde_derive v1.0.68
[INFO] [stderr]    Compiling serde_json v1.0.22
[INFO] [stderr]    Compiling rssidiot v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 24.66s
[INFO] running `"docker" "inspect" "0d55f52521c6b0e3905795c3d67c30cc6b38ef4c232440c24b2027322c55be0f"`
[INFO] running `"docker" "rm" "-f" "0d55f52521c6b0e3905795c3d67c30cc6b38ef4c232440c24b2027322c55be0f"`
[INFO] [stdout] 0d55f52521c6b0e3905795c3d67c30cc6b38ef4c232440c24b2027322c55be0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/matthhan/rssidiot:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f0e57672fefb33b4924585a7d3f511836d46e0c8f6ffc6dcda581a5fcc6f9679
[INFO] running `"docker" "start" "-a" "f0e57672fefb33b4924585a7d3f511836d46e0c8f6ffc6dcda581a5fcc6f9679"`
[INFO] [stderr]    Compiling 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: `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 2.40s
[INFO] running `"docker" "inspect" "f0e57672fefb33b4924585a7d3f511836d46e0c8f6ffc6dcda581a5fcc6f9679"`
[INFO] running `"docker" "rm" "-f" "f0e57672fefb33b4924585a7d3f511836d46e0c8f6ffc6dcda581a5fcc6f9679"`
[INFO] [stdout] f0e57672fefb33b4924585a7d3f511836d46e0c8f6ffc6dcda581a5fcc6f9679
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/matthhan/rssidiot:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 7f20c299be93259133b6318f8b167e2acfc1859c995f2edd27f93ee068c74180
[INFO] running `"docker" "start" "-a" "7f20c299be93259133b6318f8b167e2acfc1859c995f2edd27f93ee068c74180"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rssidiot-2449fb57536bd260
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test application::application_tests::without_feeds_navigating_never_gives_position ... ok
[INFO] [stdout] test article::article_tests::setting_read_works ... ok
[INFO] [stdout] test article::article_tests::can_serialize_and_deserialize ... ok
[INFO] [stdout] test circular_buffer::circular_buffer_tests::can_be_serialized_and_deserialized_correctly ... ok
[INFO] [stdout] test circular_buffer::circular_buffer_tests::can_iter_twice ... ok
[INFO] [stdout] test circular_buffer::circular_buffer_tests::can_add ... ok
[INFO] [stdout] test circular_buffer::circular_buffer_tests::can_iterate ... ok
[INFO] [stdout] test circular_buffer::circular_buffer_tests::iterates_from_oldest ... ok
[INFO] [stdout] test render_state::tests::can_render_a_state ... ok
[INFO] [stdout] test feed::feed_tests::can_serialize_and_deserialize ... ok
[INFO] [stdout] test cursor::cursor_tests::can_create ... ok
[INFO] [stdout] test cursor::cursor_tests::can_move_around_within_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rssidiot-db1ea8a41ff5e49e
[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] [stderr]    Doc-tests rssidiot
[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 `"docker" "inspect" "7f20c299be93259133b6318f8b167e2acfc1859c995f2edd27f93ee068c74180"`
[INFO] running `"docker" "rm" "-f" "7f20c299be93259133b6318f8b167e2acfc1859c995f2edd27f93ee068c74180"`
[INFO] [stdout] 7f20c299be93259133b6318f8b167e2acfc1859c995f2edd27f93ee068c74180