[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] 07f7be981615021b4c7af7742f4b4e1891775bac
[INFO] checking kawashige/leetcode-rust against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawashige%2Fleetcode-rust" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kawashige/leetcode-rust on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-55/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63f4795a42231731fa6699bd0c78f8a7e8271556e2940611eaf0a7da9c84ed73
[INFO] running `Command { std: "docker" "start" "-a" "63f4795a42231731fa6699bd0c78f8a7e8271556e2940611eaf0a7da9c84ed73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63f4795a42231731fa6699bd0c78f8a7e8271556e2940611eaf0a7da9c84ed73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63f4795a42231731fa6699bd0c78f8a7e8271556e2940611eaf0a7da9c84ed73", kill_on_drop: false }`
[INFO] [stdout] 63f4795a42231731fa6699bd0c78f8a7e8271556e2940611eaf0a7da9c84ed73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a614cd811ae47fccb5bbcbb3a31c202fa887954dcfe8eacb29b07f555af2e122
[INFO] running `Command { std: "docker" "start" "-a" "a614cd811ae47fccb5bbcbb3a31c202fa887954dcfe8eacb29b07f555af2e122", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking p0537_complex_number_multiplication v0.1.0 (/opt/rustwide/workdir/problems/p0537_complex_number_multiplication)
[INFO] [stderr]     Checking p0652_find_duplicate_subtrees v0.1.0 (/opt/rustwide/workdir/problems/p0652_find_duplicate_subtrees)
[INFO] [stderr]     Checking p0808_soup_servings v0.1.0 (/opt/rustwide/workdir/problems/p0808_soup_servings)
[INFO] [stderr]     Checking p0852_peak_index_in_a_mountain_array v0.1.0 (/opt/rustwide/workdir/problems/p0852_peak_index_in_a_mountain_array)
[INFO] [stderr]     Checking p0837_new_21_game v0.1.0 (/opt/rustwide/workdir/problems/p0837_new_21_game)
[INFO] [stderr]     Checking p0622_design_circular_queue v0.1.0 (/opt/rustwide/workdir/problems/p0622_design_circular_queue)
[INFO] [stderr]     Checking p0777_swap_adjacent_in_a_string v0.1.0 (/opt/rustwide/workdir/problems/p0777_swap_adjacent_in_a_string)
[INFO] [stderr]     Checking p0611_valid_triangle_number v0.1.0 (/opt/rustwide/workdir/problems/p0611_valid_triangle_number)
[INFO] [stderr]     Checking p0868_binary_gap v0.1.0 (/opt/rustwide/workdir/problems/p0868_binary_gap)
[INFO] [stderr]     Checking day03_running_sum_of_1d_array v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day03_running_sum_of_1d_array)
[INFO] [stderr]     Checking p0875_koko_eating_bananas v0.1.0 (/opt/rustwide/workdir/problems/p0875_koko_eating_bananas)
[INFO] [stderr]     Checking day08_rank_transform_of_a_matrix v0.1.0 (/opt/rustwide/workdir/august_leetcoding_challenge_2021/day08_rank_transform_of_a_matrix)
[INFO] [stderr]     Checking p0670_maximum_swap v0.1.0 (/opt/rustwide/workdir/problems/p0670_maximum_swap)
[INFO] [stderr]     Checking p0594_longest_harmonious_subsequence v0.1.0 (/opt/rustwide/workdir/problems/p0594_longest_harmonious_subsequence)
[INFO] [stderr]     Checking p0503_next_greater_element_ii v0.1.0 (/opt/rustwide/workdir/problems/p0503_next_greater_element_ii)
[INFO] [stderr]     Checking p0747_largest_number_at_least_twice_of_others v0.1.0 (/opt/rustwide/workdir/problems/p0747_largest_number_at_least_twice_of_others)
[INFO] [stderr]     Checking p0896_monotonic_array v0.1.0 (/opt/rustwide/workdir/problems/p0896_monotonic_array)
[INFO] [stderr]     Checking p0482_license_key_formatting v0.1.0 (/opt/rustwide/workdir/problems/p0482_license_key_formatting)
[INFO] [stderr]     Checking p0860_lemonade_change v0.1.0 (/opt/rustwide/workdir/problems/p0860_lemonade_change)
[INFO] [stderr]     Checking p0779_kth_symbol_in_grammar v0.1.0 (/opt/rustwide/workdir/problems/p0779_kth_symbol_in_grammar)
[INFO] [stderr]     Checking day21_find_and_replace_pattern v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day21_find_and_replace_pattern)
[INFO] [stderr]     Checking day18_reverse_nodes_in_k_group v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day18_reverse_nodes_in_k_group)
[INFO] [stderr]     Checking day31_search_suggestions_system v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day31_search_suggestions_system)
[INFO] [stderr]     Checking p0873_length_of_longest_fibonacci_subsequence v0.1.0 (/opt/rustwide/workdir/problems/p0873_length_of_longest_fibonacci_subsequence)
[INFO] [stderr]     Checking p0863_all_nodes_distance_k_in_binary_tree v0.1.0 (/opt/rustwide/workdir/problems/p0863_all_nodes_distance_k_in_binary_tree)
[INFO] [stderr]     Checking p0731_my_calendar_ii v0.1.0 (/opt/rustwide/workdir/problems/p0731_my_calendar_ii)
[INFO] [stderr]     Checking p0486_predict_the_winner v0.1.0 (/opt/rustwide/workdir/problems/p0486_predict_the_winner)
[INFO] [stderr]     Checking p0703_kth_largest_element_in_a_stream v0.1.0 (/opt/rustwide/workdir/problems/p0703_kth_largest_element_in_a_stream)
[INFO] [stderr]     Checking p0674_longest_continuouts_increasing_subsequence v0.1.0 (/opt/rustwide/workdir/problems/p0674_longest_continuouts_increasing_subsequence)
[INFO] [stderr]     Checking p0477_total_hamming_distance v0.1.0 (/opt/rustwide/workdir/problems/p0477_total_hamming_distance)
[INFO] [stderr]     Checking day11_stone_game_vii v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day11_stone_game_vii)
[INFO] [stderr]     Checking p0806_number_of_lines_to_write_string v0.1.0 (/opt/rustwide/workdir/problems/p0806_number_of_lines_to_write_string)
[INFO] [stderr]     Checking p0886_possible_bipartition v0.1.0 (/opt/rustwide/workdir/problems/p0886_possible_bipartition)
[INFO] [stderr]     Checking p0748_shortest_completing_word v0.1.0 (/opt/rustwide/workdir/problems/p0748_shortest_completing_word)
[INFO] [stderr]     Checking day07_shortest_distance_to_character v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day07_shortest_distance_to_character)
[INFO] [stderr]     Checking day10_decode_ways_ii v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day10_decode_ways_ii)
[INFO] [stderr]     Checking day03_longest_valid_parentheses v0.1.0 (/opt/rustwide/workdir/april_leetcoding_challenge_2021/day03_longest_valid_parentheses)
[INFO] [stderr]     Checking p0518_coin_change_2 v0.1.0 (/opt/rustwide/workdir/problems/p0518_coin_change_2)
[INFO] [stderr]     Checking p0583_delete_operation_for_two_strings v0.1.0 (/opt/rustwide/workdir/problems/p0583_delete_operation_for_two_strings)
[INFO] [stderr]     Checking p0530_minimum_absolute_difference_in_bst v0.1.0 (/opt/rustwide/workdir/problems/p0530_minimum_absolute_difference_in_bst)
[INFO] [stderr]     Checking day14_swapping_nodes_in_a_linked_list v0.1.0 (/opt/rustwide/workdir/march_leetcoding_challenge_2021/day14_swapping_nodes_in_a_linked_list)
[INFO] [stderr]     Checking p0697_degree_of_an_array v0.1.0 (/opt/rustwide/workdir/problems/p0697_degree_of_an_array)
[INFO] [stderr]     Checking p0494_target_sum v0.1.0 (/opt/rustwide/workdir/problems/p0494_target_sum)
[INFO] [stderr]     Checking p0539_minimum_time_difference v0.1.0 (/opt/rustwide/workdir/problems/p0539_minimum_time_difference)
[INFO] [stderr]     Checking p0874_walking_robot_simulation v0.1.0 (/opt/rustwide/workdir/problems/p0874_walking_robot_simulation)
[INFO] [stderr]     Checking p0813_largest_sum_of_averages v0.1.0 (/opt/rustwide/workdir/problems/p0813_largest_sum_of_averages)
[INFO] [stderr]     Checking p0787_cheapest_flights_within_k_stops v0.1.0 (/opt/rustwide/workdir/problems/p0787_cheapest_flights_within_k_stops)
[INFO] [stderr]     Checking p0867_transpose_matrix v0.1.0 (/opt/rustwide/workdir/problems/p0867_transpose_matrix)
[INFO] [stderr]     Checking p0557_reverse_words_in_a_string_iii v0.1.0 (/opt/rustwide/workdir/problems/p0557_reverse_words_in_a_string_iii)
[INFO] [stderr]     Checking day11_find_median_from_data_stream v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day11_find_median_from_data_stream)
[INFO] [stderr]     Checking p0775_global_and_local_inversions v0.1.0 (/opt/rustwide/workdir/problems/p0775_global_and_local_inversions)
[INFO] [stderr]     Checking p0817_linked_list_components v0.1.0 (/opt/rustwide/workdir/problems/p0817_linked_list_components)
[INFO] [stderr]     Checking day24_score_of_parentheses v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day24_score_of_parentheses)
[INFO] [stderr]     Checking p0811_subdomain_visit_count v0.1.0 (/opt/rustwide/workdir/problems/p0811_subdomain_visit_count)
[INFO] [stderr]     Checking p0698_partition_to_k_equal_subsets v0.1.0 (/opt/rustwide/workdir/problems/p0698_partition_to_k_equal_subsets)
[INFO] [stderr]     Checking p0542_01_matrix v0.1.0 (/opt/rustwide/workdir/problems/p0542_01_matrix)
[INFO] [stderr]     Checking day22_parition_array_into_disjoint_intervals v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day22_parition_array_into_disjoint_intervals)
[INFO] [stderr]     Checking day14_maximum_units_in_a_truck v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day14_maximum_units_in_a_truck)
[INFO] [stderr]     Checking p0738_monotone_increasing_digits v0.1.0 (/opt/rustwide/workdir/problems/p0738_monotone_increasing_digits)
[INFO] [stderr]     Checking day28_maximum_frequency_stack v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day28_maximum_frequency_stack)
[INFO] [stderr]     Checking p0795_number_of_subarrays_with_bounded_maximum v0.1.0 (/opt/rustwide/workdir/problems/p0795_number_of_subarrays_with_bounded_maximum)
[INFO] [stderr]     Checking p0677_map_sum_pairs v0.1.0 (/opt/rustwide/workdir/problems/p0677_map_sum_pairs)
[INFO] [stderr]     Checking p0764_largest_plus_sign v0.1.0 (/opt/rustwide/workdir/problems/p0764_largest_plus_sign)
[INFO] [stderr]     Checking p0686_repeated_string_match v0.1.0 (/opt/rustwide/workdir/problems/p0686_repeated_string_match)
[INFO] [stderr]     Checking p0655_print_binary_tree v0.1.0 (/opt/rustwide/workdir/problems/p0655_print_binary_tree)
[INFO] [stderr]     Checking p0560_subarray_sum_equals_k v0.1.0 (/opt/rustwide/workdir/problems/p0560_subarray_sum_equals_k)
[INFO] [stderr]     Checking day01_gray_code v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day01_gray_code)
[INFO] [stderr]     Checking p0809_expressive_words v0.1.0 (/opt/rustwide/workdir/problems/p0809_expressive_words)
[INFO] [stderr]     Checking p0733_flood_fill v0.1.0 (/opt/rustwide/workdir/problems/p0733_flood_fill)
[INFO] [stderr]     Checking p0667_beautiful_arrangement_ii v0.1.0 (/opt/rustwide/workdir/problems/p0667_beautiful_arrangement_ii)
[INFO] [stderr]     Checking day31_trapping_rain_water v0.1.0 (/opt/rustwide/workdir/july_leetcoding_challenge_2021/day31_trapping_rain_water)
[INFO] [stderr]     Checking p0720_longest_word_in_dictionary v0.1.0 (/opt/rustwide/workdir/problems/p0720_longest_word_in_dictionary)
[INFO] [stderr]     Checking day29_n_queens_ii v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day29_n_queens_ii)
[INFO] [stderr]     Checking p0648_replace_words v0.1.0 (/opt/rustwide/workdir/problems/p0648_replace_words)
[INFO] [stderr]     Checking p0851_loud_and_rich v0.1.0 (/opt/rustwide/workdir/problems/p0851_loud_and_rich)
[INFO] [stderr]     Checking p0840_magic_squares_in_grid v0.1.0 (/opt/rustwide/workdir/problems/p0840_magic_squares_in_grid)
[INFO] [stderr]     Checking p0707_design_linked_list v0.1.0 (/opt/rustwide/workdir/problems/p0707_design_linked_list)
[INFO] [stderr]     Checking p0766_toeplitz_matrix v0.1.0 (/opt/rustwide/workdir/problems/p0766_toeplitz_matrix)
[INFO] [stderr]     Checking 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]     Checking p0866_prime_palindrome v0.1.0 (/opt/rustwide/workdir/problems/p0866_prime_palindrome)
[INFO] [stderr]     Checking day28_remove_all_adjacent_duplicates_in_string v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day28_remove_all_adjacent_duplicates_in_string)
[INFO] [stderr]     Checking p0861_score_after_flipping_matrix v0.1.0 (/opt/rustwide/workdir/problems/p0861_score_after_flipping_matrix)
[INFO] [stderr]     Checking 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]     Checking p0744_find_smallest_letter_greater_than_target v0.1.0 (/opt/rustwide/workdir/problems/p0744_find_smallest_letter_greater_than_target)
[INFO] [stderr]     Checking p0676_implement_magic_dictionary v0.1.0 (/opt/rustwide/workdir/problems/p0676_implement_magic_dictionary)
[INFO] [stderr]     Checking p0743_network_delay_time v0.1.0 (/opt/rustwide/workdir/problems/p0743_network_delay_time)
[INFO] [stderr]     Checking p0659_split_array_into_consecutive_subsequences v0.1.0 (/opt/rustwide/workdir/problems/p0659_split_array_into_consecutive_subsequences)
[INFO] [stderr]     Checking p0633_sum_of_square_numbers v0.1.0 (/opt/rustwide/workdir/problems/p0633_sum_of_square_numbers)
[INFO] [stderr]     Checking p0581_shortest_unsorted_continuous_subarray v0.1.0 (/opt/rustwide/workdir/problems/p0581_shortest_unsorted_continuous_subarray)
[INFO] [stderr]     Checking p0504_base_7 v0.1.0 (/opt/rustwide/workdir/problems/p0504_base_7)
[INFO] [stderr]     Checking p0464_can_i_win v0.1.0 (/opt/rustwide/workdir/problems/p0464_can_i_win)
[INFO] [stderr]     Checking day15_the_k_th_weakest_rows_in_a_matrix v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day15_the_k_th_weakest_rows_in_a_matrix)
[INFO] [stderr]     Checking p0789_escape_the_ghosts v0.1.0 (/opt/rustwide/workdir/problems/p0789_escape_the_ghosts)
[INFO] [stderr]     Checking p0646_maximum_length_of_pair_chain v0.1.0 (/opt/rustwide/workdir/problems/p0646_maximum_length_of_pair_chain)
[INFO] [stderr]     Checking day11_deepest_leaves_sum v0.1.0 (/opt/rustwide/workdir/april_leetcoding_challenge_2021/day11_deepest_leaves_sum)
[INFO] [stderr]     Checking p0507_perfect_number v0.1.0 (/opt/rustwide/workdir/problems/p0507_perfect_number)
[INFO] [stderr]     Checking day22_vowel_spellchecker v0.1.0 (/opt/rustwide/workdir/march_leetcoding_challenge_2021/day22_vowel_spellchecker)
[INFO] [stderr]     Checking day23_find_the_shortest_superstring v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day23_find_the_shortest_superstring)
[INFO] [stderr]     Checking p0623_add_one_row_to_tree v0.1.0 (/opt/rustwide/workdir/problems/p0623_add_one_row_to_tree)
[INFO] [stderr]     Checking p0529_minesweeper v0.1.0 (/opt/rustwide/workdir/problems/p0529_minesweeper)
[INFO] [stderr]     Checking p0752_open_the_lock v0.1.0 (/opt/rustwide/workdir/problems/p0752_open_the_lock)
[INFO] [stderr]     Checking p0900_rle_iterator v0.1.0 (/opt/rustwide/workdir/problems/p0900_rle_iterator)
[INFO] [stderr]     Checking p0647_palindromic_substrings v0.1.0 (/opt/rustwide/workdir/problems/p0647_palindromic_substrings)
[INFO] [stderr]     Checking day13_palindrome_pairs v0.1.0 (/opt/rustwide/workdir/june_leetcoding_challenge_2021/day13_palindrome_pairs)
[INFO] [stderr]     Checking day07_palindrome_paritioning_ii v0.1.0 (/opt/rustwide/workdir/august_leetcoding_challenge_2021/day07_palindrome_paritioning_ii)
[INFO] [stderr]     Checking day02_course_schedule_iii v0.1.0 (/opt/rustwide/workdir/may_leetcoding_challenge_2021/day02_course_schedule_iii)
[INFO] [stderr]     Checking p0831_masking_personal_information v0.1.0 (/opt/rustwide/workdir/problems/p0831_masking_personal_information)
[INFO] [stderr]     Checking day19_minimum_remove_to_make_valid_parentheses v0.1.0 (/opt/rustwide/workdir/february_leetcoding_challenge_2021/day19_minimum_remove_to_make_valid_parentheses)
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] [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] [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] [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] [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] [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] error: could not compile `getrandom`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/getrandom-0.1.15/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=b568293507f0876e -C extra-filename=-b568293507f0876e --out-dir /opt/rustwide/target/debug/build/getrandom-b568293507f0876e -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> problems/p0707_design_linked_list/src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub 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: struct is never constructed: `MagicDictionary`
[INFO] [stdout]  --> problems/p0676_implement_magic_dictionary/src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct MagicDictionary {
[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/p0707_design_linked_list/src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> problems/p0707_design_linked_list/src/lib.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn get(&self, index: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_at_head`
[INFO] [stdout]   --> problems/p0707_design_linked_list/src/lib.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn add_at_head(&mut self, val: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> problems/p0676_implement_magic_dictionary/src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_dict`
[INFO] [stdout]   --> problems/p0676_implement_magic_dictionary/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn build_dict(&mut self, dictionary: Vec<String>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> problems/p0676_implement_magic_dictionary/src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn search(&self, search_word: String) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_at_tail`
[INFO] [stdout]   --> problems/p0707_design_linked_list/src/lib.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn add_at_tail(&mut self, val: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_at_index`
[INFO] [stdout]   --> problems/p0707_design_linked_list/src/lib.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn add_at_index(&mut self, index: i32, val: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_at_index`
[INFO] [stdout]   --> problems/p0707_design_linked_list/src/lib.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn delete_at_index(&mut self, index: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `serach_words`
[INFO] [stdout]   --> problems/p0676_implement_magic_dictionary/src/lib.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn serach_words(s: &String) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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: struct is never constructed: `MyCalendarTwo`
[INFO] [stdout]   --> problems/p0731_my_calendar_ii/src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct MyCalendarTwo {
[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/p0731_my_calendar_ii/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `book`
[INFO] [stdout]   --> problems/p0731_my_calendar_ii/src/lib.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn book(&mut self, start: i32, end: i32) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> problems/p0731_my_calendar_ii/src/lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn check(node: &Option<Box<Node>>, start: i32, end: i32) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> problems/p0731_my_calendar_ii/src/lib.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn update(node: &mut Option<Box<Node>>, start: i32, end: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `RLEIterator`
[INFO] [stdout]  --> problems/p0900_rle_iterator/src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct RLEIterator {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `first_half`
[INFO] [stdout]  --> july_leetcoding_challenge_2021/day11_find_median_from_data_stream/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     first_half: BinaryHeap<i32>,
[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/p0900_rle_iterator/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(encoding: Vec<i32>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> problems/p0900_rle_iterator/src/lib.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn next(&mut self, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `second_half`
[INFO] [stdout]  --> july_leetcoding_challenge_2021/day11_find_median_from_data_stream/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     second_half: BinaryHeap<Reverse<i32>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> july_leetcoding_challenge_2021/day11_find_median_from_data_stream/src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_num`
[INFO] [stdout]   --> july_leetcoding_challenge_2021/day11_find_median_from_data_stream/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn add_num(&mut self, num: i32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_median`
[INFO] [stdout]   --> july_leetcoding_challenge_2021/day11_find_median_from_data_stream/src/lib.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn find_median(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a614cd811ae47fccb5bbcbb3a31c202fa887954dcfe8eacb29b07f555af2e122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a614cd811ae47fccb5bbcbb3a31c202fa887954dcfe8eacb29b07f555af2e122", kill_on_drop: false }`
[INFO] [stdout] a614cd811ae47fccb5bbcbb3a31c202fa887954dcfe8eacb29b07f555af2e122