[INFO] crate blockly-parser 0.1.0 is already in cache
[INFO] extracting crate blockly-parser 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/blockly-parser/0.1.0
[INFO] extracting crate blockly-parser 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/blockly-parser/0.1.0
[INFO] validating manifest of blockly-parser-0.1.0 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 blockly-parser-0.1.0 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 blockly-parser-0.1.0
[INFO] finished frobbing blockly-parser-0.1.0
[INFO] frobbed toml for blockly-parser-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/blockly-parser/0.1.0/Cargo.toml
[INFO] started frobbing blockly-parser-0.1.0
[INFO] finished frobbing blockly-parser-0.1.0
[INFO] frobbed toml for blockly-parser-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/blockly-parser/0.1.0/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 blockly-parser-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/blockly-parser/0.1.0:/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] a283b40aa6ae2e51c2c9c2c028407737ef546a10ff5e29b8abd32138a8865a54
[INFO] running `"docker" "start" "-a" "a283b40aa6ae2e51c2c9c2c028407737ef546a10ff5e29b8abd32138a8865a54"`
[INFO] [stderr]     Checking sxd-document v0.2.6
[INFO] [stderr]     Checking blockly-parser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Program`
[INFO] [stderr]   --> src/lib.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     pub fn new() -> Self {
[INFO] [stderr] 42 | |         Self {
[INFO] [stderr] 43 | |             groups: Vec::new()
[INFO] [stderr] 44 | |         }
[INFO] [stderr] 45 | |     }
[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] 17 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:90:13
[INFO] [stderr]     |
[INFO] [stderr] 90  | /             if let &ChildOfElement::Element(child_el) = child {
[INFO] [stderr] 91  | |                 let child_name = child_el.name().local_part();
[INFO] [stderr] 92  | |                 match child_name {
[INFO] [stderr] 93  | |                     "statement" => {
[INFO] [stderr] ...   |
[INFO] [stderr] 106 | |                 }
[INFO] [stderr] 107 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 90  |             if let ChildOfElement::Element(child_el) = *child {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 | /             match child {
[INFO] [stderr] 118 | |                 &ChildOfElement::Text(text_node) => {
[INFO] [stderr] 119 | |                     let value = text_node.text().to_string();
[INFO] [stderr] 120 | |                     return FieldValue::SimpleField(value);
[INFO] [stderr] 121 | |                 },
[INFO] [stderr] 122 | |                 _ => panic!("TODO: Implement expression fields")
[INFO] [stderr] 123 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 117 |             match *child {
[INFO] [stderr] 118 |                 ChildOfElement::Text(text_node) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 | /         if let &ChildOfElement::Element(el) = child {
[INFO] [stderr] 141 | |             let element_name = el.name().local_part();
[INFO] [stderr] 142 | |             match element_name {
[INFO] [stderr] 143 | |                 "block" => {
[INFO] [stderr] ...   |
[INFO] [stderr] 148 | |             }
[INFO] [stderr] 149 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 140 |         if let ChildOfElement::Element(el) = *child {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 | /             match element_name {
[INFO] [stderr] 143 | |                 "block" => {
[INFO] [stderr] 144 | |                     program.groups.push(StatementBody::new(Some(el)));
[INFO] [stderr] 145 | |                 },
[INFO] [stderr] 146 | |                 // TODO: handle `variables`
[INFO] [stderr] 147 | |                 _ => {}
[INFO] [stderr] 148 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 142 |             if let "block" = element_name {
[INFO] [stderr] 143 |     program.groups.push(StatementBody::new(Some(el)));
[INFO] [stderr] 144 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:159:13
[INFO] [stderr]     |
[INFO] [stderr] 159 | /             if let &ChildOfElement::Element(el) = child {
[INFO] [stderr] 160 | |                 if el.name().local_part() == "next" {
[INFO] [stderr] 161 | |                     return Some(el);
[INFO] [stderr] 162 | |                 }
[INFO] [stderr] 163 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 159 |             if let ChildOfElement::Element(el) = *child {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 | /             if let &ChildOfRoot::Element(el) = child {
[INFO] [stderr] 194 | |                 if el.name().local_part() == "xml" {
[INFO] [stderr] 195 | |                     return Some(el);
[INFO] [stderr] 196 | |                 }
[INFO] [stderr] 197 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 193 |             if let ChildOfRoot::Element(el) = *child {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 | /             if let &ChildOfElement::Element(el) = child {
[INFO] [stderr] 208 | |                 return Some(el);
[INFO] [stderr] 209 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 207 |             if let ChildOfElement::Element(el) = *child {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Program`
[INFO] [stderr]   --> src/lib.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     pub fn new() -> Self {
[INFO] [stderr] 42 | |         Self {
[INFO] [stderr] 43 | |             groups: Vec::new()
[INFO] [stderr] 44 | |         }
[INFO] [stderr] 45 | |     }
[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] 17 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:90:13
[INFO] [stderr]     |
[INFO] [stderr] 90  | /             if let &ChildOfElement::Element(child_el) = child {
[INFO] [stderr] 91  | |                 let child_name = child_el.name().local_part();
[INFO] [stderr] 92  | |                 match child_name {
[INFO] [stderr] 93  | |                     "statement" => {
[INFO] [stderr] ...   |
[INFO] [stderr] 106 | |                 }
[INFO] [stderr] 107 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 90  |             if let ChildOfElement::Element(child_el) = *child {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 | /             match child {
[INFO] [stderr] 118 | |                 &ChildOfElement::Text(text_node) => {
[INFO] [stderr] 119 | |                     let value = text_node.text().to_string();
[INFO] [stderr] 120 | |                     return FieldValue::SimpleField(value);
[INFO] [stderr] 121 | |                 },
[INFO] [stderr] 122 | |                 _ => panic!("TODO: Implement expression fields")
[INFO] [stderr] 123 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 117 |             match *child {
[INFO] [stderr] 118 |                 ChildOfElement::Text(text_node) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 | /         if let &ChildOfElement::Element(el) = child {
[INFO] [stderr] 141 | |             let element_name = el.name().local_part();
[INFO] [stderr] 142 | |             match element_name {
[INFO] [stderr] 143 | |                 "block" => {
[INFO] [stderr] ...   |
[INFO] [stderr] 148 | |             }
[INFO] [stderr] 149 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 140 |         if let ChildOfElement::Element(el) = *child {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 | /             match element_name {
[INFO] [stderr] 143 | |                 "block" => {
[INFO] [stderr] 144 | |                     program.groups.push(StatementBody::new(Some(el)));
[INFO] [stderr] 145 | |                 },
[INFO] [stderr] 146 | |                 // TODO: handle `variables`
[INFO] [stderr] 147 | |                 _ => {}
[INFO] [stderr] 148 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 142 |             if let "block" = element_name {
[INFO] [stderr] 143 |     program.groups.push(StatementBody::new(Some(el)));
[INFO] [stderr] 144 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:159:13
[INFO] [stderr]     |
[INFO] [stderr] 159 | /             if let &ChildOfElement::Element(el) = child {
[INFO] [stderr] 160 | |                 if el.name().local_part() == "next" {
[INFO] [stderr] 161 | |                     return Some(el);
[INFO] [stderr] 162 | |                 }
[INFO] [stderr] 163 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 159 |             if let ChildOfElement::Element(el) = *child {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 | /             if let &ChildOfRoot::Element(el) = child {
[INFO] [stderr] 194 | |                 if el.name().local_part() == "xml" {
[INFO] [stderr] 195 | |                     return Some(el);
[INFO] [stderr] 196 | |                 }
[INFO] [stderr] 197 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 193 |             if let ChildOfRoot::Element(el) = *child {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 | /             if let &ChildOfElement::Element(el) = child {
[INFO] [stderr] 208 | |                 return Some(el);
[INFO] [stderr] 209 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 207 |             if let ChildOfElement::Element(el) = *child {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:240:17
[INFO] [stderr]     |
[INFO] [stderr] 240 | /                 if let &ChildOfRoot::Element(el) = child {
[INFO] [stderr] 241 | |                     return Some(el);
[INFO] [stderr] 242 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 240 |                 if let ChildOfRoot::Element(el) = *child {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lib.rs:328:21
[INFO] [stderr]     |
[INFO] [stderr] 328 |         let group = program.groups.get(0).unwrap();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&program.groups[0]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lib.rs:331:31
[INFO] [stderr]     |
[INFO] [stderr] 331 |         let main_loop_block = group.blocks.get(0).unwrap();
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&group.blocks[0]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lib.rs:343:32
[INFO] [stderr]     |
[INFO] [stderr] 343 |         let inner_loop_block = main_loop_body_statement.blocks.get(0).unwrap();
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&main_loop_body_statement.blocks[0]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lib.rs:353:28
[INFO] [stderr]     |
[INFO] [stderr] 353 |         let led_on_block = inner_loop_statement.blocks.get(0).unwrap();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&inner_loop_statement.blocks[0]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lib.rs:358:29
[INFO] [stderr]     |
[INFO] [stderr] 358 |         let led_off_block = inner_loop_statement.blocks.get(1).unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&inner_loop_statement.blocks[1]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `"docker" "inspect" "a283b40aa6ae2e51c2c9c2c028407737ef546a10ff5e29b8abd32138a8865a54"`
[INFO] running `"docker" "rm" "-f" "a283b40aa6ae2e51c2c9c2c028407737ef546a10ff5e29b8abd32138a8865a54"`
[INFO] [stdout] a283b40aa6ae2e51c2c9c2c028407737ef546a10ff5e29b8abd32138a8865a54