[INFO] cloning repository https://github.com/jtr109/leetcode-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtr109/leetcode-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtr109%2Fleetcode-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtr109%2Fleetcode-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1fb97c21353aa5162b83b0faa84d14bab31e93fc [INFO] checking jtr109/leetcode-in-rust against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtr109%2Fleetcode-in-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jtr109/leetcode-in-rust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jtr109/leetcode-in-rust [INFO] finished tweaking git repo https://github.com/jtr109/leetcode-in-rust [INFO] tweaked toml for git repo https://github.com/jtr109/leetcode-in-rust written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/jtr109/leetcode-in-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1d893e2b9b2479f02d1ca4a0a1d57f7e0514d94b4f20da17c9ca655ac1485b4f [INFO] running `Command { std: "docker" "start" "-a" "1d893e2b9b2479f02d1ca4a0a1d57f7e0514d94b4f20da17c9ca655ac1485b4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d893e2b9b2479f02d1ca4a0a1d57f7e0514d94b4f20da17c9ca655ac1485b4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d893e2b9b2479f02d1ca4a0a1d57f7e0514d94b4f20da17c9ca655ac1485b4f", kill_on_drop: false }` [INFO] [stdout] 1d893e2b9b2479f02d1ca4a0a1d57f7e0514d94b4f20da17c9ca655ac1485b4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc56611d7ecfd46710f0295b8eddaf7efe1482d700cc23168ad297c83e24dd00 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dc56611d7ecfd46710f0295b8eddaf7efe1482d700cc23168ad297c83e24dd00", kill_on_drop: false }` [INFO] [stderr] Checking construct_binary_tree_from_preorder_and_inorder_traversal v0.1.0 (/opt/rustwide/workdir/construct_binary_tree_from_preorder_and_inorder_traversal) [INFO] [stderr] Checking convert_sorted_list_to_binary_search_tree v0.1.0 (/opt/rustwide/workdir/convert_sorted_list_to_binary_search_tree) [INFO] [stderr] Checking interleaving-string v0.1.0 (/opt/rustwide/workdir/interleaving-string) [INFO] [stderr] Checking my_calendar_i v0.1.0 (/opt/rustwide/workdir/my_calendar_i) [INFO] [stderr] Checking maximum_performance_of_a_team v0.1.0 (/opt/rustwide/workdir/maximum_performance_of_a_team) [INFO] [stderr] Checking generate_parentheses v0.1.0 (/opt/rustwide/workdir/generate_parentheses) [INFO] [stderr] Checking maximum_area_of_a_piece_of_cake_after_horizontal_and_vertical_cuts v0.1.0 (/opt/rustwide/workdir/maximum_area_of_a_piece_of_cake_after_horizontal_and_vertical_cuts) [INFO] [stderr] Checking maximum_product_of_word_lengths v0.1.0 (/opt/rustwide/workdir/maximum_product_of_word_lengths) [INFO] [stderr] Checking longest_consecutive_sequence v0.1.0 (/opt/rustwide/workdir/longest_consecutive_sequence) [INFO] [stderr] Checking maximum_erasure_value v0.1.0 (/opt/rustwide/workdir/maximum_erasure_value) [INFO] [stderr] Checking jump_game_ii v0.1.0 (/opt/rustwide/workdir/jump_game_ii) [INFO] [stderr] Checking find_duplicate_file_in_system v0.1.0 (/opt/rustwide/workdir/find_duplicate_file_in_system) [INFO] [stderr] Checking construct_target_array_with_multiple_sums v0.1.0 (/opt/rustwide/workdir/construct_target_array_with_multiple_sums) [INFO] [stderr] Checking running_sum_of_1d_array v0.1.0 (/opt/rustwide/workdir/running_sum_of_1d_array) [INFO] [stderr] Checking ambiguous_coordinates v0.1.0 (/opt/rustwide/workdir/ambiguous_coordinates) [INFO] [stdout] warning: unused import: `std::ops::Index` [INFO] [stdout] --> construct_binary_tree_from_preorder_and_inorder_traversal/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Index; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking to_lower_case v0.1.0 (/opt/rustwide/workdir/to_lower_case) [INFO] [stdout] warning: unused variable: `head` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:40:31 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn sorted_list_to_bst(head: Option>) -> Option>> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_head` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | 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: `Solution` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sorted_list_to_bst` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn sorted_list_to_bst(head: Option>) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking maximum_points_you_can_obtain_from_cards v0.1.0 (/opt/rustwide/workdir/maximum_points_you_can_obtain_from_cards) [INFO] [stderr] Checking maximum_gap v0.1.0 (/opt/rustwide/workdir/maximum_gap) [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking jump_game_vi v0.1.0 (/opt/rustwide/workdir/jump_game_vi) [INFO] [stderr] Checking partitioning_into_minimum_number_of_deci_binary_numbers v0.1.0 (/opt/rustwide/workdir/partitioning_into_minimum_number_of_deci_binary_numbers) [INFO] [stdout] warning: unused variable: `head` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:40:31 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn sorted_list_to_bst(head: Option>) -> Option>> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_head` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `head` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let head = vec![-10, -3, 0, 5, 9]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_head` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let expected = vec![Some(0), Some(-3), Some(9), Some(-10), None, Some(5)]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `head` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | let head: Vec = vec![]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_head` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let expected: Vec = vec![]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `head` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let head = vec![0]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_head` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let expected = vec![0]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `head` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let head = vec![1, 3]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_head` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let expected = vec![3, 1]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking find_and_replace_pattern v0.1.0 (/opt/rustwide/workdir/find_and_replace_pattern) [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sorted_list_to_bst` [INFO] [stdout] --> convert_sorted_list_to_binary_search_tree/src/lib.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn sorted_list_to_bst(head: Option>) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kth_largest v0.1.0 (/opt/rustwide/workdir/kth_largest) [INFO] [stderr] Checking reverse_integer v0.1.0 (/opt/rustwide/workdir/reverse_integer) [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking delete_operation_for_two_strings v0.1.0 (/opt/rustwide/workdir/delete_operation_for_two_strings) [INFO] [stderr] Checking open_the_lock v0.1.0 (/opt/rustwide/workdir/open_the_lock) [INFO] [stderr] Checking prefix_and_suffix_search v0.1.0 (/opt/rustwide/workdir/prefix_and_suffix_search) [INFO] [stderr] Checking binary_tree_postorder_traversal v0.1.0 (/opt/rustwide/workdir/binary_tree_postorder_traversal) [INFO] [stderr] Checking min_cost_climbing_stairs v0.1.0 (/opt/rustwide/workdir/min_cost_climbing_stairs) [INFO] [stderr] Checking stone_game_vii v0.1.0 (/opt/rustwide/workdir/stone_game_vii) [INFO] [stderr] Checking longest_palindromic_substring v0.1.0 (/opt/rustwide/workdir/longest_palindromic_substring) [INFO] [stderr] Checking intersection_of_two_arrays v0.1.0 (/opt/rustwide/workdir/intersection_of_two_arrays) [INFO] [stderr] Checking minumum_number_of_refueling_stops v0.1.0 (/opt/rustwide/workdir/minumum_number_of_refueling_stops) [INFO] [stderr] Checking minimum_moves_to_equal_elements_ii v0.1.0 (/opt/rustwide/workdir/minimum_moves_to_equal_elements_ii) [INFO] [stderr] Checking flatten_binary_tree_to_linked_list v0.1.0 (/opt/rustwide/workdir/flatten_binary_tree_to_linked_list) [INFO] [stderr] Checking matchsticks_to_square v0.1.0 (/opt/rustwide/workdir/matchsticks_to_square) [INFO] [stderr] Checking binary_tree_level_order_traveral v0.1.0 (/opt/rustwide/workdir/binary_tree_level_order_traveral) [INFO] [stderr] Checking reverse_words_in_a_string_iii v0.1.0 (/opt/rustwide/workdir/reverse_words_in_a_string_iii) [INFO] [stderr] Checking range_sum_query_2d v0.1.0 (/opt/rustwide/workdir/range_sum_query_2d) [INFO] [stderr] Checking course_schedule_iii v0.1.0 (/opt/rustwide/workdir/course_schedule_iii) [INFO] [stderr] Checking max_area_of_island v0.1.0 (/opt/rustwide/workdir/max_area_of_island) [INFO] [stderr] Checking evaluate_reverse_polish_notation v0.1.0 (/opt/rustwide/workdir/evaluate_reverse_polish_notation) [INFO] [stderr] Checking merge_sorted_array v0.1.0 (/opt/rustwide/workdir/merge_sorted_array) [INFO] [stderr] Checking three_sum v0.1.0 (/opt/rustwide/workdir/three_sum) [INFO] [stderr] Checking number_of_subarrays_with_bounded_maximum v0.1.0 (/opt/rustwide/workdir/number_of_subarrays_with_bounded_maximum) [INFO] [stderr] Checking two_sum v0.1.0 (/opt/rustwide/workdir/two_sum) [INFO] [stderr] Checking edit_distance v0.1.0 (/opt/rustwide/workdir/edit_distance) [INFO] [stderr] Checking search_suggestions_system v0.1.0 (/opt/rustwide/workdir/search_suggestions_system) [INFO] [stderr] Checking palindrome_pairs v0.1.0 (/opt/rustwide/workdir/palindrome_pairs) [INFO] [stderr] Checking count_primes v0.1.0 (/opt/rustwide/workdir/count_primes) [INFO] [stderr] Checking non_decreasing_array v0.1.0 (/opt/rustwide/workdir/non_decreasing_array) [INFO] [stderr] Checking implement_queue_using_stacks v0.1.0 (/opt/rustwide/workdir/implement_queue_using_stacks) [INFO] [stdout] warning: unused import: `std::ops::Index` [INFO] [stdout] --> construct_binary_tree_from_preorder_and_inorder_traversal/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Index; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.29s [INFO] running `Command { std: "docker" "inspect" "dc56611d7ecfd46710f0295b8eddaf7efe1482d700cc23168ad297c83e24dd00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc56611d7ecfd46710f0295b8eddaf7efe1482d700cc23168ad297c83e24dd00", kill_on_drop: false }` [INFO] [stdout] dc56611d7ecfd46710f0295b8eddaf7efe1482d700cc23168ad297c83e24dd00