[INFO] updating cached repository l3kn/Plotter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/l3kn/Plotter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/l3kn/Plotter" "work/ex/clippy-test-run/sources/stable/gh/l3kn/Plotter"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/l3kn/Plotter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/l3kn/Plotter" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/l3kn/Plotter"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/l3kn/Plotter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a2d9f53cf7eb8737560b09158d838a30fbe1cc77
[INFO] sha for GitHub repo l3kn/Plotter: a2d9f53cf7eb8737560b09158d838a30fbe1cc77
[INFO] validating manifest of l3kn/Plotter 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 l3kn/Plotter 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 l3kn/Plotter
[INFO] finished frobbing l3kn/Plotter
[INFO] frobbed toml for l3kn/Plotter written to work/ex/clippy-test-run/sources/stable/gh/l3kn/Plotter/Cargo.toml
[INFO] started frobbing l3kn/Plotter
[INFO] finished frobbing l3kn/Plotter
[INFO] frobbed toml for l3kn/Plotter written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/l3kn/Plotter/Cargo.toml
[INFO] crate l3kn/Plotter has a lockfile. skipping
[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 l3kn/Plotter against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/l3kn/Plotter:/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] 03ae84011a647a22c4f586a5103a252fe9d76663c15b3dc28e100ac95f10625c
[INFO] running `"docker" "start" "-a" "03ae84011a647a22c4f586a5103a252fe9d76663c15b3dc28e100ac95f10625c"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking stb_truetype v0.2.5
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking nalgebra v0.16.11
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking plotter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/hpgl/hp7550.rs:255:76
[INFO] [stderr]     |
[INFO] [stderr] 255 |     fn set_buffer_sizes(&mut self, i: usize, p: usize, c: usize, r: usize, v: usize) {
[INFO] [stderr]     |                                                                            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lisp/lexer.rs:221:13
[INFO] [stderr]     |
[INFO] [stderr] 221 |             start: start,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `start`
[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/lisp/lexer.rs:223:13
[INFO] [stderr]     |
[INFO] [stderr] 223 |             error: error,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `error`
[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/lisp/lexer.rs:256:21
[INFO] [stderr]     |
[INFO] [stderr] 256 |                     start: start,
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: replace it with: `start`
[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/lisp/lexer.rs:362:33
[INFO] [stderr]     |
[INFO] [stderr] 362 |                                 start: start,
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: replace it with: `start`
[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: 5th binding whose name is just one char
[INFO] [stderr]    --> src/hpgl/hp7550.rs:255:76
[INFO] [stderr]     |
[INFO] [stderr] 255 |     fn set_buffer_sizes(&mut self, i: usize, p: usize, c: usize, r: usize, v: usize) {
[INFO] [stderr]     |                                                                            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lisp/lexer.rs:221:13
[INFO] [stderr]     |
[INFO] [stderr] 221 |             start: start,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `start`
[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/lisp/lexer.rs:223:13
[INFO] [stderr]     |
[INFO] [stderr] 223 |             error: error,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `error`
[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/lisp/lexer.rs:256:21
[INFO] [stderr]     |
[INFO] [stderr] 256 |                     start: start,
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: replace it with: `start`
[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/lisp/lexer.rs:362:33
[INFO] [stderr]     |
[INFO] [stderr] 362 |                                 start: start,
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: replace it with: `start`
[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[E0432]: unresolved import `crate::hpgl::LabelOrigin`
[INFO] [stderr]  --> src/drawable.rs:1:34
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::hpgl::{HPGLInterface, LabelOrigin};
[INFO] [stderr]   |                                  ^^^^^^^^^^^ no `LabelOrigin` in `hpgl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stderr]  --> src/motion_planner.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::{thread_rng, Rng};
[INFO] [stderr]   |            ^^^^^^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `crate::hpgl::LabelOrigin`
[INFO] [stderr]  --> src/drawable.rs:1:34
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::hpgl::{HPGLInterface, LabelOrigin};
[INFO] [stderr]   |                                  ^^^^^^^^^^^ no `LabelOrigin` in `hpgl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/parser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/lexer.rs:195:20
[INFO] [stderr]     |
[INFO] [stderr] 195 |               } else {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 196 | |                 if let Some(n) = self.next() {
[INFO] [stderr] 197 | |                     res.push(n);
[INFO] [stderr] 198 | |                 } else {
[INFO] [stderr] ...   |
[INFO] [stderr] 203 | |                 }
[INFO] [stderr] 204 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 195 |             } else if let Some(n) = self.next() {
[INFO] [stderr] 196 |     res.push(n);
[INFO] [stderr] 197 | } else {
[INFO] [stderr] 198 |     // This should never happen,
[INFO] [stderr] 199 |     // if input.peek() was None,
[INFO] [stderr] 200 |     // is_peek_delimiter would have returned true
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/lexer.rs:376:28
[INFO] [stderr]     |
[INFO] [stderr] 376 |                       } else {
[INFO] [stderr]     |  ____________________________^
[INFO] [stderr] 377 | |                         if self.is_peek_digit() {
[INFO] [stderr] 378 | |                             let body = self.read_to_delimiter();
[INFO] [stderr] 379 | |                             self.make_token(start, Literal::Number(true, 10, body))
[INFO] [stderr] ...   |
[INFO] [stderr] 382 | |                         }
[INFO] [stderr] 383 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 376 |                     } else if self.is_peek_digit() {
[INFO] [stderr] 377 |     let body = self.read_to_delimiter();
[INFO] [stderr] 378 |     self.make_token(start, Literal::Number(true, 10, body))
[INFO] [stderr] 379 | } else {
[INFO] [stderr] 380 |     self.make_error(start, InvalidIdentifier)
[INFO] [stderr] 381 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/lexer.rs:390:28
[INFO] [stderr]     |
[INFO] [stderr] 390 |                       } else {
[INFO] [stderr]     |  ____________________________^
[INFO] [stderr] 391 | |                         if self.is_peek_digit() {
[INFO] [stderr] 392 | |                             let body = self.read_to_delimiter();
[INFO] [stderr] 393 | |                             self.make_token(start, Literal::Number(false, 10, body))
[INFO] [stderr] ...   |
[INFO] [stderr] 396 | |                         }
[INFO] [stderr] 397 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 390 |                     } else if self.is_peek_digit() {
[INFO] [stderr] 391 |     let body = self.read_to_delimiter();
[INFO] [stderr] 392 |     self.make_token(start, Literal::Number(false, 10, body))
[INFO] [stderr] 393 | } else {
[INFO] [stderr] 394 |     self.make_error(start, InvalidIdentifier)
[INFO] [stderr] 395 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/parser.rs:185:20
[INFO] [stderr]     |
[INFO] [stderr] 185 |               } else {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 186 | |                 if let Some(n) = self.next_expression()? {
[INFO] [stderr] 187 | |                     res.push(n);
[INFO] [stderr] 188 | |                 } else {
[INFO] [stderr] 189 | |                     panic!("Unexpected end of input")
[INFO] [stderr] 190 | |                 }
[INFO] [stderr] 191 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 185 |             } else if let Some(n) = self.next_expression()? {
[INFO] [stderr] 186 |     res.push(n);
[INFO] [stderr] 187 | } else {
[INFO] [stderr] 188 |     panic!("Unexpected end of input")
[INFO] [stderr] 189 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/parser.rs:216:20
[INFO] [stderr]     |
[INFO] [stderr] 216 |               } else {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 217 | |                 if let Some(n) = self.next_expression()? {
[INFO] [stderr] 218 | |                     res.push(n);
[INFO] [stderr] 219 | |                 } else {
[INFO] [stderr] 220 | |                     panic!("Unexpected end of input")
[INFO] [stderr] 221 | |                 }
[INFO] [stderr] 222 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 216 |             } else if let Some(n) = self.next_expression()? {
[INFO] [stderr] 217 |     res.push(n);
[INFO] [stderr] 218 | } else {
[INFO] [stderr] 219 |     panic!("Unexpected end of input")
[INFO] [stderr] 220 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lisp/evaluator_2d.rs:592:17
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 return (name, val);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(name, val)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64::consts::PI`
[INFO] [stderr]  --> src/lisp/evaluator_3d.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::f64::consts::PI;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lisp/evaluator_3d.rs:533:17
[INFO] [stderr]     |
[INFO] [stderr] 533 |                 return (name, val);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(name, val)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stderr]  --> src/motion_planner.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::{thread_rng, Rng};
[INFO] [stderr]   |            ^^^^^^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/parser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/lexer.rs:195:20
[INFO] [stderr]     |
[INFO] [stderr] 195 |               } else {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 196 | |                 if let Some(n) = self.next() {
[INFO] [stderr] 197 | |                     res.push(n);
[INFO] [stderr] 198 | |                 } else {
[INFO] [stderr] ...   |
[INFO] [stderr] 203 | |                 }
[INFO] [stderr] 204 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 195 |             } else if let Some(n) = self.next() {
[INFO] [stderr] 196 |     res.push(n);
[INFO] [stderr] 197 | } else {
[INFO] [stderr] 198 |     // This should never happen,
[INFO] [stderr] 199 |     // if input.peek() was None,
[INFO] [stderr] 200 |     // is_peek_delimiter would have returned true
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/lexer.rs:376:28
[INFO] [stderr]     |
[INFO] [stderr] 376 |                       } else {
[INFO] [stderr]     |  ____________________________^
[INFO] [stderr] 377 | |                         if self.is_peek_digit() {
[INFO] [stderr] 378 | |                             let body = self.read_to_delimiter();
[INFO] [stderr] 379 | |                             self.make_token(start, Literal::Number(true, 10, body))
[INFO] [stderr] ...   |
[INFO] [stderr] 382 | |                         }
[INFO] [stderr] 383 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 376 |                     } else if self.is_peek_digit() {
[INFO] [stderr] 377 |     let body = self.read_to_delimiter();
[INFO] [stderr] 378 |     self.make_token(start, Literal::Number(true, 10, body))
[INFO] [stderr] 379 | } else {
[INFO] [stderr] 380 |     self.make_error(start, InvalidIdentifier)
[INFO] [stderr] 381 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/lexer.rs:390:28
[INFO] [stderr]     |
[INFO] [stderr] 390 |                       } else {
[INFO] [stderr]     |  ____________________________^
[INFO] [stderr] 391 | |                         if self.is_peek_digit() {
[INFO] [stderr] 392 | |                             let body = self.read_to_delimiter();
[INFO] [stderr] 393 | |                             self.make_token(start, Literal::Number(false, 10, body))
[INFO] [stderr] ...   |
[INFO] [stderr] 396 | |                         }
[INFO] [stderr] 397 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 390 |                     } else if self.is_peek_digit() {
[INFO] [stderr] 391 |     let body = self.read_to_delimiter();
[INFO] [stderr] 392 |     self.make_token(start, Literal::Number(false, 10, body))
[INFO] [stderr] 393 | } else {
[INFO] [stderr] 394 |     self.make_error(start, InvalidIdentifier)
[INFO] [stderr] 395 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/parser.rs:185:20
[INFO] [stderr]     |
[INFO] [stderr] 185 |               } else {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 186 | |                 if let Some(n) = self.next_expression()? {
[INFO] [stderr] 187 | |                     res.push(n);
[INFO] [stderr] 188 | |                 } else {
[INFO] [stderr] 189 | |                     panic!("Unexpected end of input")
[INFO] [stderr] 190 | |                 }
[INFO] [stderr] 191 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 185 |             } else if let Some(n) = self.next_expression()? {
[INFO] [stderr] 186 |     res.push(n);
[INFO] [stderr] 187 | } else {
[INFO] [stderr] 188 |     panic!("Unexpected end of input")
[INFO] [stderr] 189 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lisp/parser.rs:216:20
[INFO] [stderr]     |
[INFO] [stderr] 216 |               } else {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 217 | |                 if let Some(n) = self.next_expression()? {
[INFO] [stderr] 218 | |                     res.push(n);
[INFO] [stderr] 219 | |                 } else {
[INFO] [stderr] 220 | |                     panic!("Unexpected end of input")
[INFO] [stderr] 221 | |                 }
[INFO] [stderr] 222 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 216 |             } else if let Some(n) = self.next_expression()? {
[INFO] [stderr] 217 |     res.push(n);
[INFO] [stderr] 218 | } else {
[INFO] [stderr] 219 |     panic!("Unexpected end of input")
[INFO] [stderr] 220 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lisp/evaluator_2d.rs:592:17
[INFO] [stderr]     |
[INFO] [stderr] 592 |                 return (name, val);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(name, val)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64::consts::PI`
[INFO] [stderr]  --> src/lisp/evaluator_3d.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::f64::consts::PI;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lisp/evaluator_3d.rs:533:17
[INFO] [stderr]     |
[INFO] [stderr] 533 |                 return (name, val);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(name, val)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `absolute_direction` found for type `&mut dyn hpgl::HPGLInterface` in the current scope
[INFO] [stderr]    --> src/drawable.rs:238:21
[INFO] [stderr]     |
[INFO] [stderr] 238 |             plotter.absolute_direction(self.direction);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `label_origin` found for type `&mut dyn hpgl::HPGLInterface` in the current scope
[INFO] [stderr]    --> src/drawable.rs:240:17
[INFO] [stderr]     |
[INFO] [stderr] 240 |         plotter.label_origin(&self.origin);
[INFO] [stderr]     |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `label` found for type `&mut dyn hpgl::HPGLInterface` in the current scope
[INFO] [stderr]    --> src/drawable.rs:241:17
[INFO] [stderr]     |
[INFO] [stderr] 241 |         plotter.label(&self.text);
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `absolute_direction` found for type `&mut dyn hpgl::HPGLInterface` in the current scope
[INFO] [stderr]    --> src/drawable.rs:238:21
[INFO] [stderr]     |
[INFO] [stderr] 238 |             plotter.absolute_direction(self.direction);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `label_origin` found for type `&mut dyn hpgl::HPGLInterface` in the current scope
[INFO] [stderr]    --> src/drawable.rs:240:17
[INFO] [stderr]     |
[INFO] [stderr] 240 |         plotter.label_origin(&self.origin);
[INFO] [stderr]     |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `label` found for type `&mut dyn hpgl::HPGLInterface` in the current scope
[INFO] [stderr]    --> src/drawable.rs:241:17
[INFO] [stderr]     |
[INFO] [stderr] 241 |         plotter.label(&self.text);
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `plotter`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `plotter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "03ae84011a647a22c4f586a5103a252fe9d76663c15b3dc28e100ac95f10625c"`
[INFO] running `"docker" "rm" "-f" "03ae84011a647a22c4f586a5103a252fe9d76663c15b3dc28e100ac95f10625c"`
[INFO] [stdout] 03ae84011a647a22c4f586a5103a252fe9d76663c15b3dc28e100ac95f10625c