[INFO] fetching crate leetcode-rust 0.1.2...
[INFO] testing leetcode-rust-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate leetcode-rust 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate leetcode-rust 0.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leetcode-rust 0.1.2
[INFO] finished tweaking crates.io crate leetcode-rust 0.1.2
[INFO] tweaked toml for crates.io crate leetcode-rust 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fb6c49d0480ba9b10b61404fa4e66dde39d2f2ecefc4a93bbf2b882990d6bfc
[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" "3fb6c49d0480ba9b10b61404fa4e66dde39d2f2ecefc4a93bbf2b882990d6bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb6c49d0480ba9b10b61404fa4e66dde39d2f2ecefc4a93bbf2b882990d6bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb6c49d0480ba9b10b61404fa4e66dde39d2f2ecefc4a93bbf2b882990d6bfc", kill_on_drop: false }`
[INFO] [stdout] 3fb6c49d0480ba9b10b61404fa4e66dde39d2f2ecefc4a93bbf2b882990d6bfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b17d54e27f9b55449438207ad3244153133db7cb743221e2f031e4f6d2d19e3
[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" "5b17d54e27f9b55449438207ad3244153133db7cb743221e2f031e4f6d2d19e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "5b17d54e27f9b55449438207ad3244153133db7cb743221e2f031e4f6d2d19e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b17d54e27f9b55449438207ad3244153133db7cb743221e2f031e4f6d2d19e3", kill_on_drop: false }`
[INFO] [stdout] 5b17d54e27f9b55449438207ad3244153133db7cb743221e2f031e4f6d2d19e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 408b75397e0b1f0514a4517a6f2fbeb0ec835b4a675e4361361a4a26c0af6559
[INFO] running `Command { std: "docker" "start" "-a" "408b75397e0b1f0514a4517a6f2fbeb0ec835b4a675e4361361a4a26c0af6559", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "408b75397e0b1f0514a4517a6f2fbeb0ec835b4a675e4361361a4a26c0af6559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "408b75397e0b1f0514a4517a6f2fbeb0ec835b4a675e4361361a4a26c0af6559", kill_on_drop: false }`
[INFO] [stdout] 408b75397e0b1f0514a4517a6f2fbeb0ec835b4a675e4361361a4a26c0af6559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a590c0a961fda6e6f179f53827c0e796523946fcf3a1dfba00a656a786eb98c
[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" "5a590c0a961fda6e6f179f53827c0e796523946fcf3a1dfba00a656a786eb98c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode_rust-220197ccdbf24ccb)
[INFO] [stdout] 
[INFO] [stdout] running 109 tests
[INFO] [stdout] test add_two_numbers::tests::test1 ... ok
[INFO] [stdout] test add_binary::tests::test1 ... ok
[INFO] [stdout] test array_partition_1::tests::test1 ... ok
[INFO] [stdout] test baseball_game::tests::test1 ... ok
[INFO] [stdout] test binary_search::tests::test1 ... ok
[INFO] [stdout] test binary_search::tests::test2 ... ok
[INFO] [stdout] test binary_tree_inorder_traversal::tests::test1 ... ok
[INFO] [stdout] test binary_tree_postorder_traversal::tests::test1 ... ok
[INFO] [stdout] test binary_tree_preorder_traversal::tests::test1 ... ok
[INFO] [stdout] test binary_tree_level_order_traversal::tests::test1 ... ok
[INFO] [stdout] test container_with_most_water::tests::test2 ... ok
[INFO] [stdout] test contains_duplicate::tests::test1 ... ok
[INFO] [stdout] test contains_duplicate_2::tests::test1 ... ok
[INFO] [stdout] test contains_duplicate_2::tests::test2 ... ok
[INFO] [stdout] test contains_duplicate_3::tests::test1 ... ok
[INFO] [stdout] test daily_temperatures::tests::test1 ... ok
[INFO] [stdout] test design_hashmap::tests::test1 ... ok
[INFO] [stdout] test evaluate_reverse_polish_notation::tests::test1 ... ok
[INFO] [stdout] test find_median_sorted_arrays::tests::test1 ... ok
[INFO] [stdout] test diagonal_traverse::tests::test1 ... ok
[INFO] [stdout] test find_peak_element::tests::test1 ... ok
[INFO] [stdout] test find_pivot_index::tests::test2 ... ok
[INFO] [stdout] test find_pivot_index::tests::test1 ... ok
[INFO] [stdout] test add_two_numbers::tests::test2 ... ok
[INFO] [stdout] test add_binary::tests::test2 ... ok
[INFO] [stdout] test first_unique_character_in_a_string::tests::test1 ... ok
[INFO] [stdout] test design_circular_queue::tests::test1 ... ok
[INFO] [stdout] test container_with_most_water::tests::test1 ... ok
[INFO] [stdout] test four_sum::tests::test1 ... ok
[INFO] [stdout] test four_sum_2::tests::test1 ... ok
[INFO] [stdout] test integer_to_roman::tests::test2 ... ok
[INFO] [stdout] test design_hashset::tests::test1 ... ok
[INFO] [stdout] test internal_list_intersections::tests::test1 ... ok
[INFO] [stdout] test group_anagrams::tests::test1 ... ok
[INFO] [stdout] test happy_number::tests::test2 ... ok
[INFO] [stdout] test jewels_and_stones::tests::test1 ... ok
[INFO] [stdout] test kth_largest_element_in_an_array::tests::test1 ... ok
[INFO] [stdout] test integer_to_roman::tests::test1 ... ok
[INFO] [stdout] test intersection_of_two_arrays::tests::test1 ... ok
[INFO] [stdout] test intersection_of_two_arrays_2::tests::test1 ... ok
[INFO] [stdout] test implement_str_str::tests::test1 ... ok
[INFO] [stdout] test length_of_longest_substring::tests::test1 ... ok
[INFO] [stdout] test longest_palindrome::tests::test1 ... ok
[INFO] [stdout] test largest_number_at_least_twice_of_others::tests::test1 ... ok
[INFO] [stdout] test max_profit::tests::test1 ... ok
[INFO] [stdout] test merge_sorted_array::tests::test2 ... ok
[INFO] [stdout] test min_stack::tests::test1 ... ok
[INFO] [stdout] test minimum_index_sum_of_two_lists::tests::test1 ... ok
[INFO] [stdout] test minimum_size_subarray_sum::tests::test1 ... ok
[INFO] [stdout] test merge_sorted_array::tests::test1 ... ok
[INFO] [stdout] test move_zeroes::tests::test1 ... ok
[INFO] [stdout] test majority_element::tests::test1 ... ok
[INFO] [stdout] test kth_largest_element_in_an_array::tests::test2 ... ok
[INFO] [stdout] test happy_number::tests::test1 ... ok
[INFO] [stdout] test max_consecutive_ones::tests::test1 ... ok
[INFO] [stdout] test isomorphic_strings::tests::test1 ... ok
[INFO] [stdout] test length_of_longest_substring::tests::test2 ... ok
[INFO] [stdout] test minimum_size_subarray_sum::tests::test2 ... ok
[INFO] [stdout] test next_greater_element_1::tests::test1 ... ok
[INFO] [stdout] test palindrome_number::tests::test1 ... ok
[INFO] [stdout] test longest_common_prefix::tests::test1 ... ok
[INFO] [stdout] test pascal_triangle_2::tests::test1 ... ok
[INFO] [stdout] test number_of_boomerangs::tests::test1 ... ok
[INFO] [stdout] test remove_duplicates_2::tests::test2 ... ok
[INFO] [stdout] test remove_duplicates_2::tests::test3 ... ok
[INFO] [stdout] test number_of_islands::tests::test1 ... ok
[INFO] [stdout] test reverse_integer::tests::test1 ... ok
[INFO] [stdout] test number_of_islands::tests::test2 ... ok
[INFO] [stdout] test reverse_string::tests::test1 ... ok
[INFO] [stdout] test number_of_islands::tests::test3 ... ok
[INFO] [stdout] test remove_element::tests::test1 ... ok
[INFO] [stdout] test reverse_vowels_of_a_string::tests::test1 ... ok
[INFO] [stdout] test pascal_triangle::tests::test1 ... ok
[INFO] [stdout] test remove_duplicates::tests::test1 ... ok
[INFO] [stdout] test reverse_words_in_a_string_3::tests::test1 ... ok
[INFO] [stdout] test reverse_vowels_of_a_string::tests::test2 ... ok
[INFO] [stdout] test plus_one::tests::test1 ... ok
[INFO] [stdout] test reverse_string::tests::test2 ... ok
[INFO] [stdout] test remove_duplicates_2::tests::test1 ... ok
[INFO] [stdout] test reverse_words_in_a_string_3::tests::test2 ... ok
[INFO] [stdout] test roman_to_integer::tests::test1 ... ok
[INFO] [stdout] test roman_to_integer::tests::test2 ... ok
[INFO] [stdout] test reverse_words_in_a_string::tests::test1 ... ok
[INFO] [stdout] test reverse_words_in_a_string::tests::test2 ... ok
[INFO] [stdout] test rotate_array::tests::test1 ... ok
[INFO] [stdout] test sort_colors::tests::test1 ... ok
[INFO] [stdout] test two_sum_2::tests::test1 ... ok
[INFO] [stdout] test sqrt_x::tests::test1 ... ok
[INFO] [stdout] test top_k_frequent_elements::tests::test1 ... ok
[INFO] [stdout] test sqrt_x::tests::test2 ... ok
[INFO] [stdout] test sort_colors::tests::test2 ... ok
[INFO] [stdout] test two_sum::tests::test1 ... ok
[INFO] [stdout] test valid_anagram::tests::test1 ... ok
[INFO] [stdout] test sum_of_even_numbers_after_queries::tests::test1 ... ok
[INFO] [stdout] test target_sum::tests::test1 ... ok
[INFO] [stdout] test three_sum::tests::test1 ... ok
[INFO] [stdout] test vertical_order_traversal_of_a_binary_tree::tests::test1 ... ok
[INFO] [stdout] test zigzag_conversion::tests::test2 ... ok
[INFO] [stdout] test validate_binary_search_tree::tests::test2 ... ok
[INFO] [stdout] test valid_palindrome::tests::test1 ... ok
[INFO] [stdout] test valid_palindrome::tests::test2 ... ok
[INFO] [stdout] test zigzag_conversion::tests::test1 ... ok
[INFO] [stdout] test validate_binary_search_tree::tests::test1 ... ok
[INFO] [stdout] test valid_parentheses::tests::test1 ... ok
[INFO] [stdout] test single_number::tests::test1 ... ok
[INFO] [stdout] test sort_characters_by_frequency::tests::test1 ... ok
[INFO] [stdout] test sort_characters_by_frequency::tests::test2 ... ok
[INFO] [stdout] test spiral_matrix::tests::test1 ... ok
[INFO] [stderr]    Doc-tests leetcode-rust
[INFO] [stdout] test open_the_lock::tests::test1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 109 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a590c0a961fda6e6f179f53827c0e796523946fcf3a1dfba00a656a786eb98c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a590c0a961fda6e6f179f53827c0e796523946fcf3a1dfba00a656a786eb98c", kill_on_drop: false }`
[INFO] [stdout] 5a590c0a961fda6e6f179f53827c0e796523946fcf3a1dfba00a656a786eb98c