[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] testing SuanFaRuoJi/coding_exercise_rust against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuanFaRuoJi%2Fcoding_exercise_rust" "/workspace/builds/worker-26/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SuanFaRuoJi/coding_exercise_rust on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-26/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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4294c2e84bf644af5918886bf92e0e306292ab0b926b25c96aa7d229c575169a [INFO] running `Command { std: "docker" "start" "-a" "4294c2e84bf644af5918886bf92e0e306292ab0b926b25c96aa7d229c575169a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4294c2e84bf644af5918886bf92e0e306292ab0b926b25c96aa7d229c575169a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4294c2e84bf644af5918886bf92e0e306292ab0b926b25c96aa7d229c575169a", kill_on_drop: false }` [INFO] [stdout] 4294c2e84bf644af5918886bf92e0e306292ab0b926b25c96aa7d229c575169a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ffd74335547e77ed7a72a23d10164a1f33055268f8136db7288b88dccd71765 [INFO] running `Command { std: "docker" "start" "-a" "9ffd74335547e77ed7a72a23d10164a1f33055268f8136db7288b88dccd71765", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling 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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 29 - let cur_width = min((right - left - 1), top_height); [INFO] [stdout] 29 + let cur_width = min(right - left - 1, top_height); [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 45 - let cur_width = min((right - left - 1), top_height); [INFO] [stdout] 45 + let cur_width = min(right - left - 1, top_height); [INFO] [stdout] | [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: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.62s [INFO] running `Command { std: "docker" "inspect" "9ffd74335547e77ed7a72a23d10164a1f33055268f8136db7288b88dccd71765", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ffd74335547e77ed7a72a23d10164a1f33055268f8136db7288b88dccd71765", kill_on_drop: false }` [INFO] [stdout] 9ffd74335547e77ed7a72a23d10164a1f33055268f8136db7288b88dccd71765 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21b28b624785dbf22c27278dbbf2cecd79c4c13b8391d10dd3fe72ca23272822 [INFO] running `Command { std: "docker" "start" "-a" "21b28b624785dbf22c27278dbbf2cecd79c4c13b8391d10dd3fe72ca23272822", kill_on_drop: false }` [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 29 - let cur_width = min((right - left - 1), top_height); [INFO] [stdout] 29 + let cur_width = min(right - left - 1, top_height); [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 45 - let cur_width = min((right - left - 1), top_height); [INFO] [stdout] 45 + let cur_width = min(right - left - 1, top_height); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [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: 23 warnings emitted [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 29 - let cur_width = min((right - left - 1), top_height); [INFO] [stdout] 29 + let cur_width = min(right - left - 1, top_height); [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 45 - let cur_width = min((right - left - 1), top_height); [INFO] [stdout] 45 + let cur_width = min(right - left - 1, top_height); [INFO] [stdout] | [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: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "21b28b624785dbf22c27278dbbf2cecd79c4c13b8391d10dd3fe72ca23272822", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21b28b624785dbf22c27278dbbf2cecd79c4c13b8391d10dd3fe72ca23272822", kill_on_drop: false }` [INFO] [stdout] 21b28b624785dbf22c27278dbbf2cecd79c4c13b8391d10dd3fe72ca23272822 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b772f83717907aa36e103a10e3420fc3c43219eabec0e98137655f2ba3827c19 [INFO] running `Command { std: "docker" "start" "-a" "b772f83717907aa36e103a10e3420fc3c43219eabec0e98137655f2ba3827c19", kill_on_drop: false }` [INFO] [stderr] warning: type `fraction` should have an upper camel case name [INFO] [stderr] --> src/max_points_on_a_line_149.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | struct fraction { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Fraction` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::convert::TryInto` [INFO] [stderr] --> src/evaluate_reverse_polish_notation_150.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::convert::TryInto; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::convert::TryInto` [INFO] [stderr] --> src/valid_triangle_number_611.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::convert::TryInto; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::convert::TryInto` [INFO] [stderr] --> src/graph_valid_tree_261.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::convert::TryInto; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::BorrowMut` [INFO] [stderr] --> src/shortest_word_distance_2_244.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::borrow::BorrowMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/preorder_verification_255.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/maximal_square_221.rs:29:37 [INFO] [stderr] | [INFO] [stderr] 29 | let cur_width = min((right - left - 1), top_height); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 29 - let cur_width = min((right - left - 1), top_height); [INFO] [stderr] 29 + let cur_width = min(right - left - 1, top_height); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/maximal_square_221.rs:45:33 [INFO] [stderr] | [INFO] [stderr] 45 | let cur_width = min((right - left - 1), top_height); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 45 - let cur_width = min((right - left - 1), top_height); [INFO] [stderr] 45 + let cur_width = min(right - left - 1, top_height); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `prev` [INFO] [stderr] --> src/graph_valid_tree_261.rs:16:13 [INFO] [stderr] | [INFO] [stderr] 16 | let mut prev = -1; [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_prev` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/all_O_one_data_structure_432.rs:26:23 [INFO] [stderr] | [INFO] [stderr] 26 | fn inc(&mut self, key: String) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/all_O_one_data_structure_432.rs:30:23 [INFO] [stderr] | [INFO] [stderr] 30 | fn dec(&mut self, key: String) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `j` is never read [INFO] [stderr] --> src/max_sum_of_reactangle_no_larger_than_k_363.rs:2:35 [INFO] [stderr] | [INFO] [stderr] 2 | let mut i: usize = 0; let mut j: usize = 0; [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: value assigned to `column_sum` is never read [INFO] [stderr] --> src/max_sum_of_reactangle_no_larger_than_k_363.rs:8:13 [INFO] [stderr] | [INFO] [stderr] 8 | let mut column_sum = vec![0; width]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/graph_valid_tree_261.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let mut prev = -1; [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/three_sum_smaller.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut partial_target = target - nums[index]; [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `backtrace` [INFO] [stderr] --> src/longest_palindrome_subsequence_516.rs:34:4 [INFO] [stderr] | [INFO] [stderr] 34 | fn backtrace(string: &Vec, left: usize, right: usize, dp: &mut Vec>) -> i32 { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `AllOne` [INFO] [stderr] --> src/all_O_one_data_structure_432.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | struct AllOne { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/all_O_one_data_structure_432.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `inc` [INFO] [stderr] --> src/all_O_one_data_structure_432.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | fn inc(&mut self, key: String) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `dec` [INFO] [stderr] --> src/all_O_one_data_structure_432.rs:30:8 [INFO] [stderr] | [INFO] [stderr] 30 | fn dec(&mut self, key: String) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_max_key` [INFO] [stderr] --> src/all_O_one_data_structure_432.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 35 | fn get_max_key(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_min_key` [INFO] [stderr] --> src/all_O_one_data_structure_432.rs:40:8 [INFO] [stderr] | [INFO] [stderr] 40 | fn get_min_key(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: module `all_O_one_data_structure_432` should have a snake case name [INFO] [stderr] --> src/lib.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | pub mod all_O_one_data_structure_432; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `all_o_one_data_structure_432` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `leetcode` (lib) generated 23 warnings [INFO] [stderr] warning: `leetcode` (lib test) generated 23 warnings (23 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leetcode-7aac5b888e229cc1) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test tests::test_150 ... ok [INFO] [stdout] test tests::test_149 ... ok [INFO] [stdout] test tests::test_131 ... ok [INFO] [stdout] test tests::test_244 ... ok [INFO] [stdout] test tests::test_245 ... ok [INFO] [stdout] test tests::test_254 ... ok [INFO] [stdout] test tests::test_259 ... ok [INFO] [stdout] test tests::test_261 ... ok [INFO] [stdout] test tests::test_364 ... ok [INFO] [stdout] test tests::test_516 ... ok [INFO] [stdout] test tests::test_611 ... ok [INFO] [stdout] test tests::test_249 ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test_249 stdout ---- [INFO] [stdout] abc: [1, 1] [INFO] [stdout] bcd: [1, 1] [INFO] [stdout] acef: [2, 2, 1] [INFO] [stdout] xyz: [1, 1] [INFO] [stdout] az: [25] [INFO] [stdout] ba: [25] [INFO] [stdout] thread 'tests::test_249' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[["a", "z"], ["acef"], ["az", "ba"], ["abc", "bcd", "xyz"]]`, [INFO] [stdout] right: `[["abc", "bcd", "acef"], ["az", "ba"], ["acef"], ["a", "z"]]`', src/lib.rs:150:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x556b4fba0f3c - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x556b4fba0f3c - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x556b4fba0f3c - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x556b4fba0f3c - ::fmt::h3e2b509ce2ce6007 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x556b4fbc682c - core::fmt::write::h753c7571fa063ecb [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17 [INFO] [stdout] 5: 0x556b4fb9c1a3 - std::io::Write::write_fmt::hb649ab67f71b6655 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15 [INFO] [stdout] 6: 0x556b4fba3612 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x556b4fba3612 - std::sys_common::backtrace::print::hcf25e43e1a9b0766 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x556b4fba3612 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x556b4fba3261 - std::panicking::default_hook::hda898f8d3ad1a5ae [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x556b4fba3c63 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x556b4fba3980 - std::panicking::begin_panic_handler::{{closure}}::h07f549390938b73f [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x556b4fba13e4 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ec3758a92cfb00d [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x556b4fba36b9 - rust_begin_unwind [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x556b4fb15e51 - core::panicking::panic_fmt::h3a79a6a99affe1d5 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:116:14 [INFO] [stdout] 15: 0x556b4fbc53d8 - core::panicking::assert_failed_inner::h07aa75cd18bc760d [INFO] [stdout] 16: 0x556b4fb44faa - core::panicking::assert_failed::hc3b9d6ee611539e1 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:154:5 [INFO] [stdout] 17: 0x556b4fb3c92e - leetcode::tests::test_249::hcc0cdfa1d72ae0be [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:150:9 [INFO] [stdout] 18: 0x556b4fb3bfca - leetcode::tests::test_249::{{closure}}::h1f3ac9fa2f9c873c [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:148:5 [INFO] [stdout] 19: 0x556b4fb4924e - core::ops::function::FnOnce::call_once::hf6910c99b797c80d [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x556b4fb76e93 - core::ops::function::FnOnce::call_once::h1845a80638abc06e [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x556b4fb76e93 - test::__rust_begin_short_backtrace::h4f56ccea01b9889f [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:574:5 [INFO] [stdout] 22: 0x556b4fb75b7f - as core::ops::function::FnOnce>::call_once::h5afedf14a39ffa74 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 23: 0x556b4fb75b7f - as core::ops::function::FnOnce<()>>::call_once::hd5aaa1b551e9ce71 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x556b4fb75b7f - std::panicking::try::do_call::h316eebee63f96d32 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x556b4fb75b7f - std::panicking::try::h662e31e84dd7ce52 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x556b4fb75b7f - std::panic::catch_unwind::h129c1b23f076663f [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x556b4fb75b7f - test::run_test_in_process::h51d800d572f878ef [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:597:18 [INFO] [stdout] 28: 0x556b4fb75b7f - test::run_test::run_test_inner::{{closure}}::h71a47db430260854 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:491:39 [INFO] [stdout] 29: 0x556b4fb7ef41 - test::run_test::run_test_inner::{{closure}}::h02edd5b3e2dab52a [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:518:37 [INFO] [stdout] 30: 0x556b4fb7ef41 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0838cfc8b0e995ec [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 31: 0x556b4fb4b9cf - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4c2725d7078043cd [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:477:17 [INFO] [stdout] 32: 0x556b4fb4b9cf - as core::ops::function::FnOnce<()>>::call_once::hdf1aa612eed87270 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x556b4fb4b9cf - std::panicking::try::do_call::hc72f8de3706d18d6 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40 [INFO] [stdout] 34: 0x556b4fb4b9cf - std::panicking::try::h63f01f54dbd0fb87 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19 [INFO] [stdout] 35: 0x556b4fb4b9cf - std::panic::catch_unwind::h58bc464ae9b26453 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14 [INFO] [stdout] 36: 0x556b4fb4b9cf - std::thread::Builder::spawn_unchecked::{{closure}}::h6c065e19513e33e3 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:476:30 [INFO] [stdout] 37: 0x556b4fb4b9cf - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd143450c74f35c32 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x556b4fba97e3 - as core::ops::function::FnOnce>::call_once::h49b6c7c5155a2296 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 39: 0x556b4fba97e3 - as core::ops::function::FnOnce>::call_once::ha8b5234bfeb15105 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 40: 0x556b4fba97e3 - std::sys::unix::thread::Thread::new::thread_start::h6f207dd842d64859 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7f4e6642e609 - start_thread [INFO] [stdout] 42: 0x7f4e66200293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test_249 [INFO] [stdout] [INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "b772f83717907aa36e103a10e3420fc3c43219eabec0e98137655f2ba3827c19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b772f83717907aa36e103a10e3420fc3c43219eabec0e98137655f2ba3827c19", kill_on_drop: false }` [INFO] [stdout] b772f83717907aa36e103a10e3420fc3c43219eabec0e98137655f2ba3827c19