[INFO] updating cached repository zacharyhamm/stupid_calc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zacharyhamm/stupid_calc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zacharyhamm/stupid_calc" "work/ex/clippy-test-run/sources/stable/gh/zacharyhamm/stupid_calc"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/zacharyhamm/stupid_calc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zacharyhamm/stupid_calc" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zacharyhamm/stupid_calc"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zacharyhamm/stupid_calc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4248f4633b6a344639fa1684198efcafb6ba2ac5
[INFO] sha for GitHub repo zacharyhamm/stupid_calc: 4248f4633b6a344639fa1684198efcafb6ba2ac5
[INFO] validating manifest of zacharyhamm/stupid_calc 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 zacharyhamm/stupid_calc 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 zacharyhamm/stupid_calc
[INFO] finished frobbing zacharyhamm/stupid_calc
[INFO] frobbed toml for zacharyhamm/stupid_calc written to work/ex/clippy-test-run/sources/stable/gh/zacharyhamm/stupid_calc/Cargo.toml
[INFO] started frobbing zacharyhamm/stupid_calc
[INFO] finished frobbing zacharyhamm/stupid_calc
[INFO] frobbed toml for zacharyhamm/stupid_calc written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zacharyhamm/stupid_calc/Cargo.toml
[INFO] crate zacharyhamm/stupid_calc 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 zacharyhamm/stupid_calc against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zacharyhamm/stupid_calc:/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 -Dclippy::into_iter_on_array" "-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] caa188838be605307e51b5f0574ef6e640490989a3d835848909659ec4c998e0
[INFO] running `"docker" "start" "-a" "caa188838be605307e51b5f0574ef6e640490989a3d835848909659ec4c998e0"`
[INFO] [stderr]     Checking calc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             ts: ts,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `ts`
[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/main.rs:304:13
[INFO] [stderr]     |
[INFO] [stderr] 304 |             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/main.rs:370:13
[INFO] [stderr]     |
[INFO] [stderr] 370 |             kind: kind,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `kind`
[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/main.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             value: value,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `value`
[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/main.rs:372:13
[INFO] [stderr]     |
[INFO] [stderr] 372 |             name: name,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `name`
[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/main.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             ts: ts,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `ts`
[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/main.rs:304:13
[INFO] [stderr]     |
[INFO] [stderr] 304 |             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/main.rs:370:13
[INFO] [stderr]     |
[INFO] [stderr] 370 |             kind: kind,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `kind`
[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/main.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             value: value,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `value`
[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/main.rs:372:13
[INFO] [stderr]     |
[INFO] [stderr] 372 |             name: name,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `name`
[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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/main.rs:317:9
[INFO] [stderr]     |
[INFO] [stderr] 317 |         token
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/main.rs:313:21
[INFO] [stderr]     |
[INFO] [stderr] 313 |           let token = self.stream.pop_front().or_else(|| {
[INFO] [stderr]     |  _____________________^
[INFO] [stderr] 314 | |             self.parse_line();
[INFO] [stderr] 315 | |             self.stream.pop_front().map(|token| token)
[INFO] [stderr] 316 | |         });
[INFO] [stderr]     | |__________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:540:55
[INFO] [stderr]     |
[INFO] [stderr] 540 |         assert_eq!(calculate("1*2*3*4*5*6*7*8*9"), Ok(362880.0));
[INFO] [stderr]     |                                                       ^^^^^^^^ help: consider: `362_880.0`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:564:40
[INFO] [stderr]     |
[INFO] [stderr] 564 |         assert_eq!(calculate("9!"), Ok(362880.0));
[INFO] [stderr]     |                                        ^^^^^^^^ help: consider: `362_880.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:565:41
[INFO] [stderr]     |
[INFO] [stderr] 565 |         assert_eq!(calculate("10!"), Ok(3628800.0));
[INFO] [stderr]     |                                         ^^^^^^^^^ help: consider: `3_628_800.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:566:41
[INFO] [stderr]     |
[INFO] [stderr] 566 |         assert_eq!(calculate("11!"), Ok(39916800.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^ help: consider: `39_916_800.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:567:41
[INFO] [stderr]     |
[INFO] [stderr] 567 |         assert_eq!(calculate("12!"), Ok(479001600.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^ help: consider: `479_001_600.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:568:41
[INFO] [stderr]     |
[INFO] [stderr] 568 |         assert_eq!(calculate("13!"), Ok(6227020800.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: consider: `6_227_020_800.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:569:41
[INFO] [stderr]     |
[INFO] [stderr] 569 |         assert_eq!(calculate("14!"), Ok(87178291200.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^ help: consider: `87_178_291_200.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:570:41
[INFO] [stderr]     |
[INFO] [stderr] 570 |         assert_eq!(calculate("15!"), Ok(1307674368000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^ help: consider: `1_307_674_368_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:571:41
[INFO] [stderr]     |
[INFO] [stderr] 571 |         assert_eq!(calculate("16!"), Ok(20922789888000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^ help: consider: `20_922_789_888_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:572:41
[INFO] [stderr]     |
[INFO] [stderr] 572 |         assert_eq!(calculate("17!"), Ok(355687428096000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^ help: consider: `355_687_428_096_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:573:41
[INFO] [stderr]     |
[INFO] [stderr] 573 |         assert_eq!(calculate("18!"), Ok(6402373705728000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: consider: `6_402_373_705_728_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:574:41
[INFO] [stderr]     |
[INFO] [stderr] 574 |         assert_eq!(calculate("19!"), Ok(121645100408832000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^ help: consider: `121_645_100_408_832_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:575:41
[INFO] [stderr]     |
[INFO] [stderr] 575 |         assert_eq!(calculate("20!"), Ok(2432902008176640000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^ help: consider: `2_432_902_008_176_640_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:576:41
[INFO] [stderr]     |
[INFO] [stderr] 576 |         assert_eq!(calculate("25!"), Ok(15511210043330985984000000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider: `15_511_210_043_330_985_984_000_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:577:41
[INFO] [stderr]     |
[INFO] [stderr] 577 |         assert_eq!(calculate("26!"), Ok(403291461126605635584000000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider: `403_291_461_126_605_635_584_000_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:578:41
[INFO] [stderr]     |
[INFO] [stderr] 578 |         assert_eq!(calculate("27!"), Ok(10888869450418352160768000000.0));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider: `10_888_869_450_418_352_160_768_000_000.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/main.rs:317:9
[INFO] [stderr]     |
[INFO] [stderr] 317 |         token
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/main.rs:313:21
[INFO] [stderr]     |
[INFO] [stderr] 313 |           let token = self.stream.pop_front().or_else(|| {
[INFO] [stderr]     |  _____________________^
[INFO] [stderr] 314 | |             self.parse_line();
[INFO] [stderr] 315 | |             self.stream.pop_front().map(|token| token)
[INFO] [stderr] 316 | |         });
[INFO] [stderr]     | |__________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]    --> src/main.rs:165:32
[INFO] [stderr]     |
[INFO] [stderr] 165 |                             Ok(0.0) => {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(illegal_floating_point_literal_pattern)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]    --> src/main.rs:165:32
[INFO] [stderr]     |
[INFO] [stderr] 165 |                             Ok(0.0) => {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(illegal_floating_point_literal_pattern)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]    --> src/main.rs:165:32
[INFO] [stderr]     |
[INFO] [stderr] 165 |                             Ok(0.0) => {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]    --> src/main.rs:165:32
[INFO] [stderr]     |
[INFO] [stderr] 165 |                             Ok(0.0) => {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:82:31
[INFO] [stderr]    |
[INFO] [stderr] 82 |         self.symtab.get(&sym).ok_or(SyntaxError::UnknownSymbol(sym)).map(|val| *val)
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| SyntaxError::UnknownSymbol(sym))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/main.rs:143:42
[INFO] [stderr]     |
[INFO] [stderr] 143 |                     TokenKind::Modulo => left = left % self.term()?,
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `left %= self.term()?`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/main.rs:189:12
[INFO] [stderr]     |
[INFO] [stderr] 189 |         if n.floor() != n || n < 0.0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: consider comparing them within some error: `(n.floor() - n).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/main.rs:189:12
[INFO] [stderr]     |
[INFO] [stderr] 189 |         if n.floor() != n || n < 0.0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]    --> src/main.rs:393:34
[INFO] [stderr]     |
[INFO] [stderr] 393 |                                 .expect(&format!("Not a valid f64: {}", token));
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| panic!("Not a valid f64: {}", token))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `buf`.
[INFO] [stderr]    --> src/main.rs:439:18
[INFO] [stderr]     |
[INFO] [stderr] 439 |         for i in 0..readsize {
[INFO] [stderr]     |                  ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 439 |         for <item> in buf.iter_mut().take(readsize) {
[INFO] [stderr]     |             ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:82:31
[INFO] [stderr]    |
[INFO] [stderr] 82 |         self.symtab.get(&sym).ok_or(SyntaxError::UnknownSymbol(sym)).map(|val| *val)
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| SyntaxError::UnknownSymbol(sym))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] error: Could not compile `calc`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/main.rs:143:42
[INFO] [stderr]     |
[INFO] [stderr] 143 |                     TokenKind::Modulo => left = left % self.term()?,
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `left %= self.term()?`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/main.rs:189:12
[INFO] [stderr]     |
[INFO] [stderr] 189 |         if n.floor() != n || n < 0.0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: consider comparing them within some error: `(n.floor() - n).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/main.rs:189:12
[INFO] [stderr]     |
[INFO] [stderr] 189 |         if n.floor() != n || n < 0.0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]    --> src/main.rs:393:34
[INFO] [stderr]     |
[INFO] [stderr] 393 |                                 .expect(&format!("Not a valid f64: {}", token));
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| panic!("Not a valid f64: {}", token))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `buf`.
[INFO] [stderr]    --> src/main.rs:439:18
[INFO] [stderr]     |
[INFO] [stderr] 439 |         for i in 0..readsize {
[INFO] [stderr]     |                  ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 439 |         for <item> in buf.iter_mut().take(readsize) {
[INFO] [stderr]     |             ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 28
[INFO] [stderr]    --> src/main.rs:551:5
[INFO] [stderr]     |
[INFO] [stderr] 551 | /     fn factorial_tests() {
[INFO] [stderr] 552 | |         assert_eq!(calculate("(2^3)!"), Ok(40320.0));
[INFO] [stderr] 553 | |         assert_eq!(calculate("2!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"), Ok(2.0));
[INFO] [stderr] 554 | |         assert_eq!(calculate("3!!"), Ok(720.0));
[INFO] [stderr] ...   |
[INFO] [stderr] 583 | |         // assert_eq!(calculate("30!"), Ok(265252859812191058636308480000000.0));
[INFO] [stderr] 584 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `calc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "caa188838be605307e51b5f0574ef6e640490989a3d835848909659ec4c998e0"`
[INFO] running `"docker" "rm" "-f" "caa188838be605307e51b5f0574ef6e640490989a3d835848909659ec4c998e0"`
[INFO] [stdout] caa188838be605307e51b5f0574ef6e640490989a3d835848909659ec4c998e0