[INFO] updating cached repository sjsilves/island-count-iterate-collect [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/sjsilves/island-count-iterate-collect [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/sjsilves/island-count-iterate-collect" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sjsilves/island-count-iterate-collect"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sjsilves/island-count-iterate-collect'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sjsilves/island-count-iterate-collect" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sjsilves/island-count-iterate-collect"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sjsilves/island-count-iterate-collect'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7473101d1bfccd520720f23d265044be93e6edca [INFO] sha for GitHub repo sjsilves/island-count-iterate-collect: 7473101d1bfccd520720f23d265044be93e6edca [INFO] validating manifest of sjsilves/island-count-iterate-collect on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sjsilves/island-count-iterate-collect on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing sjsilves/island-count-iterate-collect [INFO] finished frobbing sjsilves/island-count-iterate-collect [INFO] frobbed toml for sjsilves/island-count-iterate-collect written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sjsilves/island-count-iterate-collect/Cargo.toml [INFO] started frobbing sjsilves/island-count-iterate-collect [INFO] finished frobbing sjsilves/island-count-iterate-collect [INFO] frobbed toml for sjsilves/island-count-iterate-collect written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sjsilves/island-count-iterate-collect/Cargo.toml [INFO] crate sjsilves/island-count-iterate-collect already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking sjsilves/island-count-iterate-collect against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sjsilves/island-count-iterate-collect:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] cc009c05be60cf3f95f0daaddd7882b883dc770a0753e19d62504302329d6718 [INFO] running `"docker" "start" "-a" "cc009c05be60cf3f95f0daaddd7882b883dc770a0753e19d62504302329d6718"` [INFO] [stderr] Compiling serde_derive v1.0.91 [INFO] [stderr] Checking variables v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable `new_island` is assigned to, but never used [INFO] [stderr] --> src/iterate_2.rs:48:25 [INFO] [stderr] | [INFO] [stderr] 48 | let mut new_island: Vec; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_new_island` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `new_island` is never read [INFO] [stderr] --> src/iterate_2.rs:51:21 [INFO] [stderr] | [INFO] [stderr] 51 | new_island = merge_islands(found_islands); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/iterate_2.rs:78:23 [INFO] [stderr] | [INFO] [stderr] 78 | .map(|(j, y)| Point{x:i as i32, y:j as i32}).collect::>())) [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `islands` [INFO] [stderr] --> src/iterate_2.rs:126:19 [INFO] [stderr] | [INFO] [stderr] 126 | fn merge_islands (islands: Vec>) -> Vec { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_islands` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/recurse.rs:44:23 [INFO] [stderr] | [INFO] [stderr] 44 | .map(|(j, y)| Point{x: i as i32, y: j as i32}).collect::>())) [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: variable `counter` is assigned to, but never used [INFO] [stderr] --> src/recurse.rs:68:13 [INFO] [stderr] | [INFO] [stderr] 68 | let mut counter = 0; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_counter` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lands` [INFO] [stderr] --> src/recurse.rs:64:47 [INFO] [stderr] | [INFO] [stderr] 64 | fn check_adjacent_land (all_land: Vec, lands: HashSet, land: &Point, max_size: &i32) -> HashSet { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_lands` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `land` [INFO] [stderr] --> src/recurse.rs:94:34 [INFO] [stderr] | [INFO] [stderr] 94 | fn check_bounds (max_size: &i32, land: &Point, test_land: &Point) -> bool { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_land` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate.rs:32:21 [INFO] [stderr] | [INFO] [stderr] 32 | let mut new_island: Island; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut islands: Vec> = Vec::new(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2.rs:48:21 [INFO] [stderr] | [INFO] [stderr] 48 | let mut new_island: Vec; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | let mut found_islands: Vec> = Vec::new(); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2.rs:129:9 [INFO] [stderr] | [INFO] [stderr] 129 | let mut new_lands: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `count_islands` [INFO] [stderr] --> src/iterate_2.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn count_islands(ocean: &[&[bool]]) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `flatten_all_land` [INFO] [stderr] --> src/iterate_2.rs:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | fn flatten_all_land(ocean: &[&[bool]]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_adjacent_land` [INFO] [stderr] --> src/iterate_2.rs:84:1 [INFO] [stderr] | [INFO] [stderr] 84 | fn get_adjacent_land (ocean: &[&[bool]], land: &Point) -> HashSet { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_islands` [INFO] [stderr] --> src/iterate_2.rs:103:1 [INFO] [stderr] | [INFO] [stderr] 103 | fn find_islands (islands: Vec>, land: &Point, adjacent_land: HashSet) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge_islands` [INFO] [stderr] --> src/iterate_2.rs:126:1 [INFO] [stderr] | [INFO] [stderr] 126 | fn merge_islands (islands: Vec>) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `remove_islands` [INFO] [stderr] --> src/iterate_2.rs:138:1 [INFO] [stderr] | [INFO] [stderr] 138 | fn remove_islands (islands: &[Island], islands_to_remove: &[Island]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_index_by_island_id` [INFO] [stderr] --> src/iterate_2.rs:149:1 [INFO] [stderr] | [INFO] [stderr] 149 | fn find_index_by_island_id(islands: &[Island], id: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_next_island_id` [INFO] [stderr] --> src/iterate_2.rs:158:1 [INFO] [stderr] | [INFO] [stderr] 158 | fn get_next_island_id(islands: &[Island]) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `validate_ocean` [INFO] [stderr] --> src/iterate_2.rs:175:1 [INFO] [stderr] | [INFO] [stderr] 175 | fn validate_ocean(ocean: &[&[bool]]) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `iterate_b` [INFO] [stderr] --> src/main.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | fn iterate_b(ocean: &[&[bool]], test_num: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `new_island` is assigned to, but never used [INFO] [stderr] --> src/iterate_2.rs:48:25 [INFO] [stderr] | [INFO] [stderr] 48 | let mut new_island: Vec; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_new_island` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `new_island` is never read [INFO] [stderr] --> src/iterate_2.rs:51:21 [INFO] [stderr] | [INFO] [stderr] 51 | new_island = merge_islands(found_islands); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/iterate_2.rs:78:23 [INFO] [stderr] | [INFO] [stderr] 78 | .map(|(j, y)| Point{x:i as i32, y:j as i32}).collect::>())) [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `islands` [INFO] [stderr] --> src/iterate_2.rs:126:19 [INFO] [stderr] | [INFO] [stderr] 126 | fn merge_islands (islands: Vec>) -> Vec { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_islands` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/recurse.rs:44:23 [INFO] [stderr] | [INFO] [stderr] 44 | .map(|(j, y)| Point{x: i as i32, y: j as i32}).collect::>())) [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: variable `counter` is assigned to, but never used [INFO] [stderr] --> src/recurse.rs:68:13 [INFO] [stderr] | [INFO] [stderr] 68 | let mut counter = 0; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_counter` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lands` [INFO] [stderr] --> src/recurse.rs:64:47 [INFO] [stderr] | [INFO] [stderr] 64 | fn check_adjacent_land (all_land: Vec, lands: HashSet, land: &Point, max_size: &i32) -> HashSet { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_lands` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `land` [INFO] [stderr] --> src/recurse.rs:94:34 [INFO] [stderr] | [INFO] [stderr] 94 | fn check_bounds (max_size: &i32, land: &Point, test_land: &Point) -> bool { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_land` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate.rs:32:21 [INFO] [stderr] | [INFO] [stderr] 32 | let mut new_island: Island; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate/tests.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | let mut land1: Vec = [Point { x: 1, y: 4 }, Point { x: 2, y: 3 }, Point { x: 0, y: 0 }, Point { x: 0, y: 1 }, Point { x: 1, y: 1 }, Point { x: 2, y: 2 }].to_vec(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate/tests.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let mut land2: Vec = [Point { x: 3, y: 6 }].to_vec(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate/tests.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let mut land3: Vec = [Point { x: 4, y: 1 }, Point { x: 5, y: 1 }, Point { x: 5, y: 2 }].to_vec(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate/tests.rs:381:9 [INFO] [stderr] | [INFO] [stderr] 381 | let mut new_x: Vec; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut islands: Vec> = Vec::new(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2.rs:48:21 [INFO] [stderr] | [INFO] [stderr] 48 | let mut new_island: Vec; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | let mut found_islands: Vec> = Vec::new(); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2.rs:129:9 [INFO] [stderr] | [INFO] [stderr] 129 | let mut new_lands: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterate_2/tests.rs:469:9 [INFO] [stderr] | [INFO] [stderr] 469 | let mut new_x: Vec; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/recurse/tests.rs:269:9 [INFO] [stderr] | [INFO] [stderr] 269 | let mut new_x: Vec; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `count_islands` [INFO] [stderr] --> src/iterate_2.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn count_islands(ocean: &[&[bool]]) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `flatten_all_land` [INFO] [stderr] --> src/iterate_2.rs:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | fn flatten_all_land(ocean: &[&[bool]]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_islands` [INFO] [stderr] --> src/iterate_2.rs:103:1 [INFO] [stderr] | [INFO] [stderr] 103 | fn find_islands (islands: Vec>, land: &Point, adjacent_land: HashSet) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge_islands` [INFO] [stderr] --> src/iterate_2.rs:126:1 [INFO] [stderr] | [INFO] [stderr] 126 | fn merge_islands (islands: Vec>) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `remove_islands` [INFO] [stderr] --> src/iterate_2.rs:138:1 [INFO] [stderr] | [INFO] [stderr] 138 | fn remove_islands (islands: &[Island], islands_to_remove: &[Island]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_index_by_island_id` [INFO] [stderr] --> src/iterate_2.rs:149:1 [INFO] [stderr] | [INFO] [stderr] 149 | fn find_index_by_island_id(islands: &[Island], id: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `validate_ocean` [INFO] [stderr] --> src/iterate_2.rs:175:1 [INFO] [stderr] | [INFO] [stderr] 175 | fn validate_ocean(ocean: &[&[bool]]) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `iterate_b` [INFO] [stderr] --> src/main.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | fn iterate_b(ocean: &[&[bool]], test_num: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `it_ABC_123` should have a snake case name [INFO] [stderr] --> src/recurse/tests.rs:300:4 [INFO] [stderr] | [INFO] [stderr] 300 | fn it_ABC_123(){ [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `it_abc_123` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.86s [INFO] running `"docker" "inspect" "cc009c05be60cf3f95f0daaddd7882b883dc770a0753e19d62504302329d6718"` [INFO] running `"docker" "rm" "-f" "cc009c05be60cf3f95f0daaddd7882b883dc770a0753e19d62504302329d6718"` [INFO] [stdout] cc009c05be60cf3f95f0daaddd7882b883dc770a0753e19d62504302329d6718