[INFO] crate technical_indicators 0.5.0 is already in cache
[INFO] extracting crate technical_indicators 0.5.0 into work/ex/clippy-test-run/sources/stable/reg/technical_indicators/0.5.0
[INFO] extracting crate technical_indicators 0.5.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/technical_indicators/0.5.0
[INFO] validating manifest of technical_indicators-0.5.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of technical_indicators-0.5.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing technical_indicators-0.5.0
[INFO] finished frobbing technical_indicators-0.5.0
[INFO] frobbed toml for technical_indicators-0.5.0 written to work/ex/clippy-test-run/sources/stable/reg/technical_indicators/0.5.0/Cargo.toml
[INFO] started frobbing technical_indicators-0.5.0
[INFO] finished frobbing technical_indicators-0.5.0
[INFO] frobbed toml for technical_indicators-0.5.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/technical_indicators/0.5.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting technical_indicators-0.5.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/technical_indicators/0.5.0:/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=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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8622a73c7564cbf00b079a3c57281181e6d698d82750a1c7cdd7324c50ffc29d
[INFO] running `"docker" "start" "-a" "8622a73c7564cbf00b079a3c57281181e6d698d82750a1c7cdd7324c50ffc29d"`
[INFO] [stderr]     Checking technical_indicators v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/charts/mod.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             chart: chart,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `chart`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/charts/mod.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             series_type: series_type,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `series_type`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/sma.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |             source: source,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `source`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ema.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             source: source,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `source`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ema.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             alpha: alpha,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `alpha`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ema.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             length: length,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `length`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |             chart: chart,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `chart`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             turning_line_period: turning_line_period,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `turning_line_period`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             standard_line_period: standard_line_period,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `standard_line_period`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             span_b_period: span_b_period,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `span_b_period`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |             lagging_span_displacement: lagging_span_displacement,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `lagging_span_displacement`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             chart: chart,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `chart`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `charts::SourceSeries`
[INFO] [stderr]  --> src/indicators/ichimoku.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use charts::SourceSeries;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: item `charts::SourceSeries<'chart>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/charts/mod.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | / impl<'chart> SourceSeries<'chart> {
[INFO] [stderr] 45 | |     pub fn new(chart: &'chart Chart, series_type: Source) -> Self {
[INFO] [stderr] 46 | |         SourceSeries {
[INFO] [stderr] 47 | |             chart: chart,
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |     }
[INFO] [stderr] 72 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]   --> src/charts/mod.rs:55:20
[INFO] [stderr]    |
[INFO] [stderr] 55 |             chart: self.chart.clone(),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]    |
[INFO] [stderr] 55 |             chart: &(*self.chart).clone(),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]    |
[INFO] [stderr] 55 |             chart: &(dyn charts::Chart + 'chart)::clone(self.chart),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Chart` has a `len` method but no (possibly inherited) `is_empty` method
[INFO] [stderr]    --> src/charts/mod.rs:74:1
[INFO] [stderr]     |
[INFO] [stderr] 74  | / pub trait Chart {
[INFO] [stderr] 75  | |     fn as_chart(&self) -> &Chart;
[INFO] [stderr] 76  | |
[INFO] [stderr] 77  | |     /// Get value of this `Chart` at `index`.
[INFO] [stderr] ...   |
[INFO] [stderr] 112 | |     }
[INFO] [stderr] 113 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] error: this comparison involving the minimum or maximum element for this type contains a case that is always true or always false
[INFO] [stderr]  --> src/charts/utils.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |     if length <= 0 {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(clippy::absurd_extreme_comparisons)] on by default
[INFO] [stderr]   = help: because 0 is the minimum value for this type, the case where the two sides are not equal never occurs, consider using length == 0 instead
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#absurd_extreme_comparisons
[INFO] [stderr] 
[INFO] [stderr] warning: this block may be rewritten with the `?` operator
[INFO] [stderr]   --> src/charts/utils.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     if lowest.is_none() {
[INFO] [stderr] 16 | |         return None;
[INFO] [stderr] 17 | |     }
[INFO] [stderr]    | |_____^ help: replace_it_with: `lowest?;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::question_mark)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#question_mark
[INFO] [stderr] 
[INFO] [stderr] error: this comparison involving the minimum or maximum element for this type contains a case that is always true or always false
[INFO] [stderr]   --> src/charts/utils.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 |     if length <= 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: because 0 is the minimum value for this type, the case where the two sides are not equal never occurs, consider using length == 0 instead
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#absurd_extreme_comparisons
[INFO] [stderr] 
[INFO] [stderr] warning: this block may be rewritten with the `?` operator
[INFO] [stderr]   --> src/charts/utils.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     if highest.is_none() {
[INFO] [stderr] 42 | |         return None;
[INFO] [stderr] 43 | |     }
[INFO] [stderr]    | |_____^ help: replace_it_with: `highest?;`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#question_mark
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `charts::candlestick::CandleStick`
[INFO] [stderr]   --> src/charts/candlestick.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     pub fn new() -> Self {
[INFO] [stderr] 13 | |         CandleStick {
[INFO] [stderr] 14 | |             candles: VecDeque::new(),
[INFO] [stderr] 15 | |         }
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: this comparison involving the minimum or maximum element for this type contains a case that is always true or always false
[INFO] [stderr]   --> src/charts/candlestick.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |         if len <= 0 {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: because 0 is the minimum value for this type, the case where the two sides are not equal never occurs, consider using len == 0 instead
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#absurd_extreme_comparisons
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/charts/mod.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             chart: chart,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `chart`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/charts/mod.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             series_type: series_type,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `series_type`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/sma.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |             source: source,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `source`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ema.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             source: source,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `source`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ema.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             alpha: alpha,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `alpha`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ema.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             length: length,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `length`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |             chart: chart,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `chart`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             turning_line_period: turning_line_period,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `turning_line_period`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             standard_line_period: standard_line_period,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `standard_line_period`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             span_b_period: span_b_period,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `span_b_period`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |             lagging_span_displacement: lagging_span_displacement,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `lagging_span_displacement`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/indicators/ichimoku.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             chart: chart,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `chart`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `technical_indicators`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `charts::SourceSeries`
[INFO] [stderr]  --> src/indicators/ichimoku.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use charts::SourceSeries;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: item `charts::SourceSeries<'chart>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/charts/mod.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | / impl<'chart> SourceSeries<'chart> {
[INFO] [stderr] 45 | |     pub fn new(chart: &'chart Chart, series_type: Source) -> Self {
[INFO] [stderr] 46 | |         SourceSeries {
[INFO] [stderr] 47 | |             chart: chart,
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |     }
[INFO] [stderr] 72 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]   --> src/charts/mod.rs:55:20
[INFO] [stderr]    |
[INFO] [stderr] 55 |             chart: self.chart.clone(),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]    |
[INFO] [stderr] 55 |             chart: &(*self.chart).clone(),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]    |
[INFO] [stderr] 55 |             chart: &(dyn charts::Chart + 'chart)::clone(self.chart),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Chart` has a `len` method but no (possibly inherited) `is_empty` method
[INFO] [stderr]    --> src/charts/mod.rs:74:1
[INFO] [stderr]     |
[INFO] [stderr] 74  | / pub trait Chart {
[INFO] [stderr] 75  | |     fn as_chart(&self) -> &Chart;
[INFO] [stderr] 76  | |
[INFO] [stderr] 77  | |     /// Get value of this `Chart` at `index`.
[INFO] [stderr] ...   |
[INFO] [stderr] 112 | |     }
[INFO] [stderr] 113 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] error: this comparison involving the minimum or maximum element for this type contains a case that is always true or always false
[INFO] [stderr]  --> src/charts/utils.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |     if length <= 0 {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(clippy::absurd_extreme_comparisons)] on by default
[INFO] [stderr]   = help: because 0 is the minimum value for this type, the case where the two sides are not equal never occurs, consider using length == 0 instead
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#absurd_extreme_comparisons
[INFO] [stderr] 
[INFO] [stderr] warning: this block may be rewritten with the `?` operator
[INFO] [stderr]   --> src/charts/utils.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     if lowest.is_none() {
[INFO] [stderr] 16 | |         return None;
[INFO] [stderr] 17 | |     }
[INFO] [stderr]    | |_____^ help: replace_it_with: `lowest?;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::question_mark)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#question_mark
[INFO] [stderr] 
[INFO] [stderr] error: this comparison involving the minimum or maximum element for this type contains a case that is always true or always false
[INFO] [stderr]   --> src/charts/utils.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 |     if length <= 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: because 0 is the minimum value for this type, the case where the two sides are not equal never occurs, consider using length == 0 instead
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#absurd_extreme_comparisons
[INFO] [stderr] 
[INFO] [stderr] warning: this block may be rewritten with the `?` operator
[INFO] [stderr]   --> src/charts/utils.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     if highest.is_none() {
[INFO] [stderr] 42 | |         return None;
[INFO] [stderr] 43 | |     }
[INFO] [stderr]    | |_____^ help: replace_it_with: `highest?;`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#question_mark
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `charts::candlestick::CandleStick`
[INFO] [stderr]   --> src/charts/candlestick.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     pub fn new() -> Self {
[INFO] [stderr] 13 | |         CandleStick {
[INFO] [stderr] 14 | |             candles: VecDeque::new(),
[INFO] [stderr] 15 | |         }
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: this comparison involving the minimum or maximum element for this type contains a case that is always true or always false
[INFO] [stderr]   --> src/charts/candlestick.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |         if len <= 0 {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: because 0 is the minimum value for this type, the case where the two sides are not equal never occurs, consider using len == 0 instead
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#absurd_extreme_comparisons
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `technical_indicators`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8622a73c7564cbf00b079a3c57281181e6d698d82750a1c7cdd7324c50ffc29d"`
[INFO] running `"docker" "rm" "-f" "8622a73c7564cbf00b079a3c57281181e6d698d82750a1c7cdd7324c50ffc29d"`
[INFO] [stdout] 8622a73c7564cbf00b079a3c57281181e6d698d82750a1c7cdd7324c50ffc29d