[INFO] cloning repository https://github.com/kawashige/leetcode-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawashige/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawashige%2Fleetcode-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawashige%2Fleetcode-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e06e0abeadefd41cb872e7bb4881ce5b3ad0412
[INFO] testing kawashige/leetcode-rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawashige%2Fleetcode-rust" "/workspace/builds/worker-82/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-82/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kawashige/leetcode-rust on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kawashige/leetcode-rust
[INFO] finished tweaking git repo https://github.com/kawashige/leetcode-rust
[INFO] tweaked toml for git repo https://github.com/kawashige/leetcode-rust written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] crate git repo https://github.com/kawashige/leetcode-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84b137e98b548963c3b3044e1164b001960b8489afddaec226cabc85727dc80d
[INFO] running `Command { std: "docker" "start" "-a" "84b137e98b548963c3b3044e1164b001960b8489afddaec226cabc85727dc80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84b137e98b548963c3b3044e1164b001960b8489afddaec226cabc85727dc80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b137e98b548963c3b3044e1164b001960b8489afddaec226cabc85727dc80d", kill_on_drop: false }`
[INFO] [stdout] 84b137e98b548963c3b3044e1164b001960b8489afddaec226cabc85727dc80d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f60db96a37ceaf95809b0cb23feda46bf1022e53ee3d756ac942f2bc00c01df
[INFO] running `Command { std: "docker" "start" "-a" "5f60db96a37ceaf95809b0cb23feda46bf1022e53ee3d756ac942f2bc00c01df", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling p0868_binary_gap v0.1.0 (/opt/rustwide/workdir/problems/p0868_binary_gap)
[INFO] [stderr]    Compiling p0866_prime_palindrome v0.1.0 (/opt/rustwide/workdir/problems/p0866_prime_palindrome)
[INFO] [stderr]    Compiling day01_prefix_and_suffix_search v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day01_prefix_and_suffix_search)
[INFO] [stderr]    Compiling day24_score_of_parentheses v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day24_score_of_parentheses)
[INFO] [stderr]    Compiling p0583_delete_operation_for_two_strings v0.1.0 (/opt/rustwide/workdir/problems/p0583_delete_operation_for_two_strings)
[INFO] [stderr]    Compiling p0853_car_fleet v0.1.0 (/opt/rustwide/workdir/problems/p0853_car_fleet)
[INFO] [stderr]    Compiling p0581_shortest_unsorted_continuous_subarray v0.1.0 (/opt/rustwide/workdir/problems/p0581_shortest_unsorted_continuous_subarray)
[INFO] [stderr]    Compiling p1020_number_of_enclaves v0.1.0 (/opt/rustwide/workdir/problems/p1020_number_of_enclaves)
[INFO] [stderr]    Compiling p0998_maximum_binary_tree_ii v0.1.0 (/opt/rustwide/workdir/problems/p0998_maximum_binary_tree_ii)
[INFO] [stderr]    Compiling p0572_subtree_of_another_tree v0.1.0 (/opt/rustwide/workdir/problems/p0572_subtree_of_another_tree)
[INFO] [stderr]    Compiling day12_reachable_nodes_in_subdivided_graph v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day12_reachable_nodes_in_subdivided_graph)
[INFO] [stderr]    Compiling p1024_video_stiching v0.1.0 (/opt/rustwide/workdir/problems/p1024_video_stiching)
[INFO] [stderr]    Compiling p1019_next_greater_node_in_linked_list v0.1.0 (/opt/rustwide/workdir/problems/p1019_next_greater_node_in_linked_list)
[INFO] [stderr]    Compiling p1017_convert_to_base_minus_2 v0.1.0 (/opt/rustwide/workdir/problems/p1017_convert_to_base_minus_2)
[INFO] [stderr]    Compiling day21_find_winner_on_a_tic_tac_toe_game v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day21_find_winner_on_a_tic_tac_toe_game)
[INFO] [stderr]    Compiling p0873_length_of_longest_fibonacci_subsequence v0.1.0 (/opt/rustwide/workdir/problems/p0873_length_of_longest_fibonacci_subsequence)
[INFO] [stderr]    Compiling p0740_delete_and_earn v0.1.0 (/opt/rustwide/workdir/problems/p0740_delete_and_earn)
[INFO] [stderr]    Compiling p0654_maximum_binary_tree v0.1.0 (/opt/rustwide/workdir/problems/p0654_maximum_binary_tree)
[INFO] [stderr]    Compiling day10_flip_string_to_monotone_increasing v0.1.0 (/opt/rustwide/workdir/august_leetcoding_challenge_2021/day10_flip_string_to_monotone_increasing)
[INFO] [stderr]    Compiling p0628_maximum_product_of_three_numbers v0.1.0 (/opt/rustwide/workdir/problems/p0628_maximum_product_of_three_numbers)
[INFO] [stderr]    Compiling p0622_design_circular_queue v0.1.0 (/opt/rustwide/workdir/problems/p0622_design_circular_queue)
[INFO] [stderr]    Compiling day13_shortest_path_in_binary_matrix v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day13_shortest_path_in_binary_matrix)
[INFO] [stderr]    Compiling p0999_available_captures_for_rook v0.1.0 (/opt/rustwide/workdir/problems/p0999_available_captures_for_rook)
[INFO] [stderr]    Compiling day24_critical_connections_in_a_network v0.1.0 (/opt/rustwide/workdir/april_leetcoding_challenge_2021/day24_critical_connections_in_a_network)
[INFO] [stderr]    Compiling day29_n_queens_ii v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day29_n_queens_ii)
[INFO] [stderr]    Compiling day25_shortest_path_in_a_grid_with_obstacles_elimination v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day25_shortest_path_in_a_grid_with_obstacles_elimination)
[INFO] [stderr]    Compiling p0965_univalued_binary_tree v0.1.0 (/opt/rustwide/workdir/problems/p0965_univalued_binary_tree)
[INFO] [stderr]    Compiling p0884_uncommon_words_from_two_sentences v0.1.0 (/opt/rustwide/workdir/problems/p0884_uncommon_words_from_two_sentences)
[INFO] [stderr]    Compiling day30_russian_doll_envelopes v0.1.0 (/opt/rustwide/workdir/march_leetcoding_challenge_2021/day30_russian_doll_envelopes)
[INFO] [stderr]    Compiling p0475_heaters v0.1.0 (/opt/rustwide/workdir/problems/p0475_heaters)
[INFO] [stderr]    Compiling p0888_fair_candy_swap v0.1.0 (/opt/rustwide/workdir/problems/p0888_fair_candy_swap)
[INFO] [stderr]    Compiling p0842_split_array_into_fibonacci_sequence v0.1.0 (/opt/rustwide/workdir/problems/p0842_split_array_into_fibonacci_sequence)
[INFO] [stderr]    Compiling p0687_longest_univalue_path v0.1.0 (/opt/rustwide/workdir/problems/p0687_longest_univalue_path)
[INFO] [stderr]    Compiling p0524_longest_word_in_dictionary_through_deleting v0.1.0 (/opt/rustwide/workdir/problems/p0524_longest_word_in_dictionary_through_deleting)
[INFO] [stderr]    Compiling day18_reverse_nodes_in_k_group v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day18_reverse_nodes_in_k_group)
[INFO] [stderr]    Compiling p0482_license_key_formatting v0.1.0 (/opt/rustwide/workdir/problems/p0482_license_key_formatting)
[INFO] [stderr]    Compiling day16_letter_case_permutation v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day16_letter_case_permutation)
[INFO] [stderr]    Compiling p0957_prison_cells_after_n_days v0.1.0 (/opt/rustwide/workdir/problems/p0957_prison_cells_after_n_days)
[INFO] [stderr]    Compiling p0787_cheapest_flights_within_k_stops v0.1.0 (/opt/rustwide/workdir/problems/p0787_cheapest_flights_within_k_stops)
[INFO] [stderr]    Compiling p0762_prime_number_of_set_bits_in_binary_representation v0.1.0 (/opt/rustwide/workdir/problems/p0762_prime_number_of_set_bits_in_binary_representation)
[INFO] [stderr]    Compiling p0686_repeated_string_match v0.1.0 (/opt/rustwide/workdir/problems/p0686_repeated_string_match)
[INFO] [stderr]    Compiling p0491_increasing_subsequence v0.1.0 (/opt/rustwide/workdir/problems/p0491_increasing_subsequence)
[INFO] [stderr]    Compiling day11_stone_game_vii v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day11_stone_game_vii)
[INFO] [stderr]    Compiling p0672_bulb_switcher_ii v0.1.0 (/opt/rustwide/workdir/problems/p0672_bulb_switcher_ii)
[INFO] [stderr]    Compiling p0543_diameter_of_binary_tree v0.1.0 (/opt/rustwide/workdir/problems/p0543_diameter_of_binary_tree)
[INFO] [stderr]    Compiling p0567_permutation_in_string v0.1.0 (/opt/rustwide/workdir/problems/p0567_permutation_in_string)
[INFO] [stderr]    Compiling day22_parition_array_into_disjoint_intervals v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day22_parition_array_into_disjoint_intervals)
[INFO] [stderr]    Compiling p0212_word_search_ii v0.1.0 (/opt/rustwide/workdir/problems/p0212_word_search_ii)
[INFO] [stderr]    Compiling p0658_find_k_closest_elements v0.1.0 (/opt/rustwide/workdir/problems/p0658_find_k_closest_elements)
[INFO] [stderr]    Compiling p0743_network_delay_time v0.1.0 (/opt/rustwide/workdir/problems/p0743_network_delay_time)
[INFO] [stderr]    Compiling p0671_second_minimum_node_in_a_binary_tree v0.1.0 (/opt/rustwide/workdir/problems/p0671_second_minimum_node_in_a_binary_tree)
[INFO] [stderr]    Compiling p0684_redundant_connection v0.1.0 (/opt/rustwide/workdir/problems/p0684_redundant_connection)
[INFO] [stderr]    Compiling day13_maximum_number_of_balloons v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day13_maximum_number_of_balloons)
[INFO] [stderr]    Compiling p0714_best_time_to_buy_sell_stock_with_transaction_fee v0.1.0 (/opt/rustwide/workdir/problems/p0714_best_time_to_buy_sell_stock_with_transaction_fee)
[INFO] [stderr]    Compiling day15_longest_turbulent_subarray v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day15_longest_turbulent_subarray)
[INFO] [stderr]    Compiling p0993_cousins_in_binary_tree v0.1.0 (/opt/rustwide/workdir/problems/p0993_cousins_in_binary_tree)
[INFO] [stderr]    Compiling p0990_satisfiability_of_equality_equations v0.1.0 (/opt/rustwide/workdir/problems/p0990_satisfiability_of_equality_equations)
[INFO] [stderr]    Compiling p0918_maximum_sum_circular_subarray v0.1.0 (/opt/rustwide/workdir/problems/p0918_maximum_sum_circular_subarray)
[INFO] [stderr]    Compiling day31_stamping_the_sequence v0.1.0 (/opt/rustwide/workdir/march_leetcoding_challenge_2021/day31_stamping_the_sequence)
[INFO] [stderr]    Compiling day21_sudoku_solver v0.1.0 (/opt/rustwide/workdir/august_leetcoding_challenge_2021/day21_sudoku_solver)
[INFO] [stderr]    Compiling p0576_out_of_boundary_paths v0.1.0 (/opt/rustwide/workdir/problems/p0576_out_of_boundary_paths)
[INFO] [stderr]    Compiling p0515_find_largest_value_in_each_row v0.1.0 (/opt/rustwide/workdir/problems/p0515_find_largest_value_in_each_row)
[INFO] [stderr]    Compiling p0955_delete_columns_to_make_sorted_ii v0.1.0 (/opt/rustwide/workdir/problems/p0955_delete_columns_to_make_sorted_ii)
[INFO] [stderr]    Compiling p0617_merge_two_binary_trees v0.1.0 (/opt/rustwide/workdir/problems/p0617_merge_two_binary_trees)
[INFO] [stderr]    Compiling p0516_longest_palindromic_subsequence v0.1.0 (/opt/rustwide/workdir/problems/p0516_longest_palindromic_subsequence)
[INFO] [stderr]    Compiling p0883_projection_area_of_3d_shapes v0.1.0 (/opt/rustwide/workdir/problems/p0883_projection_area_of_3d_shapes)
[INFO] [stderr]    Compiling p0796_rotate_string v0.1.0 (/opt/rustwide/workdir/problems/p0796_rotate_string)
[INFO] [stderr]    Compiling p0908_smallest_range_i v0.1.0 (/opt/rustwide/workdir/problems/p0908_smallest_range_i)
[INFO] [stderr]    Compiling p0944_delete_columns_to_make_sorted v0.1.0 (/opt/rustwide/workdir/problems/p0944_delete_columns_to_make_sorted)
[INFO] [stderr]    Compiling p0792_number_of_matching_subsequences v0.1.0 (/opt/rustwide/workdir/problems/p0792_number_of_matching_subsequences)
[INFO] [stderr]    Compiling p0500_keyboard_row v0.1.0 (/opt/rustwide/workdir/problems/p0500_keyboard_row)
[INFO] [stderr]    Compiling day22_maximum_length_of_a_concatenated_string_with_unique_characters v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day22_maximum_length_of_a_concatenated_string_with_unique_characters)
[INFO] [stderr]    Compiling day27_candy v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day27_candy)
[INFO] [stderr]    Compiling p0963_minimum_area_rectangle_ii v0.1.0 (/opt/rustwide/workdir/problems/p0963_minimum_area_rectangle_ii)
[INFO] [stderr]    Compiling p0979_distributed_coins_in_binary_tree v0.1.0 (/opt/rustwide/workdir/problems/p0979_distributed_coins_in_binary_tree)
[INFO] [stderr]    Compiling p0748_shortest_completing_word v0.1.0 (/opt/rustwide/workdir/problems/p0748_shortest_completing_word)
[INFO] [stderr]    Compiling day19_k_inverse_pairs_array v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day19_k_inverse_pairs_array)
[INFO] [stderr]    Compiling p0557_reverse_words_in_a_string_iii v0.1.0 (/opt/rustwide/workdir/problems/p0557_reverse_words_in_a_string_iii)
[INFO] [stderr]    Compiling day24_n_th_tribonacci_number v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day24_n_th_tribonacci_number)
[INFO] [stderr]    Compiling day05_orderly_queue v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day05_orderly_queue)
[INFO] [stderr]    Compiling day19_keys_and_rooms v0.1.0 (/opt/rustwide/workdir/march_leetcoding_challenge_2021/day19_keys_and_rooms)
[INFO] [stderr]    Compiling day05_jump_game_ii v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day05_jump_game_ii)
[INFO] [stderr]    Compiling day22_rectangle_area_ii v0.1.0 (/opt/rustwide/workdir/august_leetcoding_challenge_2021/day22_rectangle_area_ii)
[INFO] [stderr]    Compiling p0876_middle_of_the_linked_list v0.1.0 (/opt/rustwide/workdir/problems/p0876_middle_of_the_linked_list)
[INFO] [stderr]    Compiling day06_short_encoding_of_words v0.1.0 (/opt/rustwide/workdir/march_leetcoding_challenge_2021/day06_short_encoding_of_words)
[INFO] [stderr]    Compiling p0877_stone_game v0.1.0 (/opt/rustwide/workdir/problems/p0877_stone_game)
[INFO] [stderr]    Compiling day05_maximum_performance_of_a_team v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day05_maximum_performance_of_a_team)
[INFO] [stderr]    Compiling p0931_minimum_falling_path_sum v0.1.0 (/opt/rustwide/workdir/problems/p0931_minimum_falling_path_sum)
[INFO] [stderr]    Compiling p0609_find_duplicate_file_in_system v0.1.0 (/opt/rustwide/workdir/problems/p0609_find_duplicate_file_in_system)
[INFO] [stderr]    Compiling day06_reduce_array_size_to_the_half v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day06_reduce_array_size_to_the_half)
[INFO] [stderr]    Compiling day12_minimum_number_of_refueling_stops v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day12_minimum_number_of_refueling_stops)
[INFO] [stderr]    Compiling p0698_partition_to_k_equal_subsets v0.1.0 (/opt/rustwide/workdir/problems/p0698_partition_to_k_equal_subsets)
[INFO] [stderr]    Compiling p0801_minimum_swaps_to_make_sequences_increasing v0.1.0 (/opt/rustwide/workdir/problems/p0801_minimum_swaps_to_make_sequences_increasing)
[INFO] [stderr]    Compiling day26_word_subsets v0.1.0 (/opt/rustwide/workdir/march_leetcoding_challenge_2021/day26_word_subsets)
[INFO] [stderr]    Compiling p0621_task_scheduler v0.1.0 (/opt/rustwide/workdir/problems/p0621_task_scheduler)
[INFO] [stderr]    Compiling p0529_minesweeper v0.1.0 (/opt/rustwide/workdir/problems/p0529_minesweeper)
[INFO] [stderr]    Compiling p0819_most_common_word v0.1.0 (/opt/rustwide/workdir/problems/p0819_most_common_word)
[INFO] [stderr]    Compiling p0950_reveal_cards_in_increasing_order v0.1.0 (/opt/rustwide/workdir/problems/p0950_reveal_cards_in_increasing_order)
[INFO] [stderr]    Compiling p0813_largest_sum_of_averages v0.1.0 (/opt/rustwide/workdir/problems/p0813_largest_sum_of_averages)
[INFO] [stderr]    Compiling p0861_score_after_flipping_matrix v0.1.0 (/opt/rustwide/workdir/problems/p0861_score_after_flipping_matrix)
[INFO] [stderr]    Compiling day21_broken_calculator v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day21_broken_calculator)
[INFO] [stderr]    Compiling p0712_minimum_ascii_delete_sum_for_two_strings v0.1.0 (/opt/rustwide/workdir/problems/p0712_minimum_ascii_delete_sum_for_two_strings)
[INFO] [stderr]    Compiling p0474_ones_and_zeros v0.1.0 (/opt/rustwide/workdir/problems/p0474_ones_and_zeros)
[INFO] [stderr]    Compiling p0665_non_decreasing_array v0.1.0 (/opt/rustwide/workdir/problems/p0665_non_decreasing_array)
[INFO] [stderr]    Compiling day04_sum_of_distances_in_tree v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day04_sum_of_distances_in_tree)
[INFO] [stderr]    Compiling p0901_online_stock_span v0.1.0 (/opt/rustwide/workdir/problems/p0901_online_stock_span)
[INFO] [stderr]    Compiling p0611_valid_triangle_number v0.1.0 (/opt/rustwide/workdir/problems/p0611_valid_triangle_number)
[INFO] [stdout] warning: struct is never constructed: `Trie`
[INFO] [stdout]  --> may_leetcoding_challenge_2021/day01_prefix_and_suffix_search/src/lib.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Trie {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day19_maximum_product_of_splitted_binary_tree v0.1.0 (/opt/rustwide/workdir/august_leetcoding_challenge_2021/day19_maximum_product_of_splitted_binary_tree)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> may_leetcoding_challenge_2021/day01_prefix_and_suffix_search/src/lib.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(c: char) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0744_find_smallest_letter_greater_than_target v0.1.0 (/opt/rustwide/workdir/problems/p0744_find_smallest_letter_greater_than_target)
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> may_leetcoding_challenge_2021/day01_prefix_and_suffix_search/src/lib.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn insert(&mut self, key: &str, index: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0476_number_complement v0.1.0 (/opt/rustwide/workdir/problems/p0476_number_complement)
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]   --> may_leetcoding_challenge_2021/day01_prefix_and_suffix_search/src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn find(&self, prefix: String) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0508_most_frequent_subtree_sum v0.1.0 (/opt/rustwide/workdir/problems/p0508_most_frequent_subtree_sum)
[INFO] [stdout] warning: struct is never constructed: `WordFilter`
[INFO] [stdout]   --> may_leetcoding_challenge_2021/day01_prefix_and_suffix_search/src/lib.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct WordFilter {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0752_open_the_lock v0.1.0 (/opt/rustwide/workdir/problems/p0752_open_the_lock)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> may_leetcoding_challenge_2021/day01_prefix_and_suffix_search/src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn new(words: Vec<String>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p1413_minimum_value_to_get_positive_step_by_step_sum v0.1.0 (/opt/rustwide/workdir/problems/p1413_minimum_value_to_get_positive_step_by_step_sum)
[INFO] [stdout] warning: associated function is never used: `f`
[INFO] [stdout]   --> may_leetcoding_challenge_2021/day01_prefix_and_suffix_search/src/lib.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn f(&self, prefix: String, suffix: String) -> i32 {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day21_reordered_power_of_2 v0.1.0 (/opt/rustwide/workdir/march_leetcoding_challenge_2021/day21_reordered_power_of_2)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> problems/p1019_next_greater_node_in_linked_list/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day03_running_sum_of_1d_array v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day03_running_sum_of_1d_array)
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day26_transform_to_chessboard v0.1.0 (/opt/rustwide/workdir/september_leetcoding_challenge_2021/day26_transform_to_chessboard)
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]  --> problems/p0622_design_circular_queue/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     values: Vec<i32>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p1023_camelcase_matching v0.1.0 (/opt/rustwide/workdir/problems/p1023_camelcase_matching)
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]  --> problems/p0622_design_circular_queue/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     start: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0976_largest_perimeter_triangle v0.1.0 (/opt/rustwide/workdir/problems/p0976_largest_perimeter_triangle)
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]  --> problems/p0622_design_circular_queue/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     end: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0911_online_election v0.1.0 (/opt/rustwide/workdir/problems/p0911_online_election)
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]  --> problems/p0622_design_circular_queue/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     len: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0633_sum_of_square_numbers v0.1.0 (/opt/rustwide/workdir/problems/p0633_sum_of_square_numbers)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> problems/p0622_design_circular_queue/src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(k: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0892_surface_area_of_3d_shapes v0.1.0 (/opt/rustwide/workdir/problems/p0892_surface_area_of_3d_shapes)
[INFO] [stdout] warning: associated function is never used: `en_queue`
[INFO] [stdout]   --> problems/p0622_design_circular_queue/src/lib.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn en_queue(&mut self, value: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p1037_valid_boomerang v0.1.0 (/opt/rustwide/workdir/problems/p1037_valid_boomerang)
[INFO] [stdout] warning: associated function is never used: `de_queue`
[INFO] [stdout]   --> problems/p0622_design_circular_queue/src/lib.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn de_queue(&mut self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0896_monotonic_array v0.1.0 (/opt/rustwide/workdir/problems/p0896_monotonic_array)
[INFO] [stdout] warning: associated function is never used: `front`
[INFO] [stdout]   --> problems/p0622_design_circular_queue/src/lib.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn front(&self) -> i32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0738_monotone_increasing_digits v0.1.0 (/opt/rustwide/workdir/problems/p0738_monotone_increasing_digits)
[INFO] [stdout] warning: associated function is never used: `rear`
[INFO] [stdout]   --> problems/p0622_design_circular_queue/src/lib.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn rear(&self) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0733_flood_fill v0.1.0 (/opt/rustwide/workdir/problems/p0733_flood_fill)
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> problems/p0622_design_circular_queue/src/lib.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn is_empty(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0885_spiral_matrix_iii v0.1.0 (/opt/rustwide/workdir/problems/p0885_spiral_matrix_iii)
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> problems/p0622_design_circular_queue/src/lib.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn is_full(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling p0959_reginons_cut_by_slases v0.1.0 (/opt/rustwide/workdir/problems/p0959_reginons_cut_by_slases)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> july_leetcoding_challenge_2021/day18_reverse_nodes_in_k_group/src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::unreachable`
[INFO] [stdout]  --> problems/p0672_bulb_switcher_ii/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `p0884_uncommon_words_from_two_sentences`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name p0884_uncommon_words_from_two_sentences --edition=2018 problems/p0884_uncommon_words_from_two_sentences/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=fbf5b4f172ca0a69 -C extra-filename=-fbf5b4f172ca0a69 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `StockSpanner`
[INFO] [stdout]  --> problems/p0901_online_stock_span/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct StockSpanner {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> problems/p0901_online_stock_span/src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> problems/p0901_online_stock_span/src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn next(&mut self, price: i32) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> problems/p0876_middle_of_the_linked_list/src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> problems/p0911_online_election/src/lib.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for (p, t) in persons.into_iter().zip(times.iter()) {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TopVotedCandidate`
[INFO] [stdout]  --> problems/p0911_online_election/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct TopVotedCandidate {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> problems/p0911_online_election/src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new(persons: Vec<i32>, times: Vec<i32>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `q`
[INFO] [stdout]   --> problems/p0911_online_election/src/lib.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn q(&self, t: i32) -> i32 {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5f60db96a37ceaf95809b0cb23feda46bf1022e53ee3d756ac942f2bc00c01df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f60db96a37ceaf95809b0cb23feda46bf1022e53ee3d756ac942f2bc00c01df", kill_on_drop: false }`
[INFO] [stdout] 5f60db96a37ceaf95809b0cb23feda46bf1022e53ee3d756ac942f2bc00c01df