[INFO] cloning repository https://github.com/SuanFaRuoJi/coding_exercise_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SuanFaRuoJi/coding_exercise_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuanFaRuoJi%2Fcoding_exercise_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuanFaRuoJi%2Fcoding_exercise_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 05c1092d4cdb09b9983e1b6d8abdc90d3886c7d1 [INFO] checking SuanFaRuoJi/coding_exercise_rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuanFaRuoJi%2Fcoding_exercise_rust" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SuanFaRuoJi/coding_exercise_rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SuanFaRuoJi/coding_exercise_rust [INFO] finished tweaking git repo https://github.com/SuanFaRuoJi/coding_exercise_rust [INFO] tweaked toml for git repo https://github.com/SuanFaRuoJi/coding_exercise_rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/SuanFaRuoJi/coding_exercise_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b65c1b23b5dc53cd9b68a879d85a6e3d27827875603c4b9adf3daab3729e831 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8b65c1b23b5dc53cd9b68a879d85a6e3d27827875603c4b9adf3daab3729e831", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b65c1b23b5dc53cd9b68a879d85a6e3d27827875603c4b9adf3daab3729e831", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b65c1b23b5dc53cd9b68a879d85a6e3d27827875603c4b9adf3daab3729e831", kill_on_drop: false }` [INFO] [stdout] 8b65c1b23b5dc53cd9b68a879d85a6e3d27827875603c4b9adf3daab3729e831 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1f638bd5992f961d604270897b28ee917df9bfc863f3a26c6d9e9cfa2e0f7ab [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e1f638bd5992f961d604270897b28ee917df9bfc863f3a26c6d9e9cfa2e0f7ab", kill_on_drop: false }` [INFO] [stderr] Checking leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `fraction` should have an upper camel case name [INFO] [stdout] --> src/max_points_on_a_line_149.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | struct fraction { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Fraction` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/evaluate_reverse_polish_notation_150.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/valid_triangle_number_611.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/graph_valid_tree_261.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/shortest_word_distance_2_244.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/preorder_verification_255.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/maximal_square_221.rs:29:37 [INFO] [stdout] | [INFO] [stdout] 29 | let cur_width = min((right - left - 1), top_height); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/maximal_square_221.rs:45:33 [INFO] [stdout] | [INFO] [stdout] 45 | let cur_width = min((right - left - 1), top_height); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `fraction` should have an upper camel case name [INFO] [stdout] --> src/max_points_on_a_line_149.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | struct fraction { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Fraction` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/evaluate_reverse_polish_notation_150.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/valid_triangle_number_611.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/graph_valid_tree_261.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/shortest_word_distance_2_244.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/preorder_verification_255.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/maximal_square_221.rs:29:37 [INFO] [stdout] | [INFO] [stdout] 29 | let cur_width = min((right - left - 1), top_height); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/maximal_square_221.rs:45:33 [INFO] [stdout] | [INFO] [stdout] 45 | let cur_width = min((right - left - 1), top_height); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prev` [INFO] [stdout] --> src/graph_valid_tree_261.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let mut prev = -1; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_prev` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:26:23 [INFO] [stdout] | [INFO] [stdout] 26 | fn inc(&mut self, key: String) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:30:23 [INFO] [stdout] | [INFO] [stdout] 30 | fn dec(&mut self, key: String) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/max_sum_of_reactangle_no_larger_than_k_363.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 2 | let mut i: usize = 0; let mut j: usize = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `column_sum` is never read [INFO] [stdout] --> src/max_sum_of_reactangle_no_larger_than_k_363.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | let mut column_sum = vec![0; width]; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prev` [INFO] [stdout] --> src/graph_valid_tree_261.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let mut prev = -1; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_prev` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:26:23 [INFO] [stdout] | [INFO] [stdout] 26 | fn inc(&mut self, key: String) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:30:23 [INFO] [stdout] | [INFO] [stdout] 30 | fn dec(&mut self, key: String) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/max_sum_of_reactangle_no_larger_than_k_363.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 2 | let mut i: usize = 0; let mut j: usize = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `column_sum` is never read [INFO] [stdout] --> src/max_sum_of_reactangle_no_larger_than_k_363.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | let mut column_sum = vec![0; width]; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/graph_valid_tree_261.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut prev = -1; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/three_sum_smaller.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut partial_target = target - nums[index]; [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `backtrace` [INFO] [stdout] --> src/longest_palindrome_subsequence_516.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn backtrace(string: &Vec, left: usize, right: usize, dp: &mut Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `AllOne` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct AllOne { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `inc` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | fn inc(&mut self, key: String) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dec` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn dec(&mut self, key: String) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_max_key` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn get_max_key(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_min_key` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn get_min_key(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `all_O_one_data_structure_432` should have a snake case name [INFO] [stdout] --> src/lib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | pub mod all_O_one_data_structure_432; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `all_o_one_data_structure_432` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/graph_valid_tree_261.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut prev = -1; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/three_sum_smaller.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut partial_target = target - nums[index]; [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `backtrace` [INFO] [stdout] --> src/longest_palindrome_subsequence_516.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn backtrace(string: &Vec, left: usize, right: usize, dp: &mut Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `AllOne` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct AllOne { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `inc` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | fn inc(&mut self, key: String) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dec` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn dec(&mut self, key: String) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_max_key` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn get_max_key(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_min_key` [INFO] [stdout] --> src/all_O_one_data_structure_432.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn get_min_key(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `all_O_one_data_structure_432` should have a snake case name [INFO] [stdout] --> src/lib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | pub mod all_O_one_data_structure_432; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `all_o_one_data_structure_432` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "e1f638bd5992f961d604270897b28ee917df9bfc863f3a26c6d9e9cfa2e0f7ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1f638bd5992f961d604270897b28ee917df9bfc863f3a26c6d9e9cfa2e0f7ab", kill_on_drop: false }` [INFO] [stdout] e1f638bd5992f961d604270897b28ee917df9bfc863f3a26c6d9e9cfa2e0f7ab