[INFO] cloning repository https://github.com/artem-ibragimov/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/artem-ibragimov/leetcode_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartem-ibragimov%2Fleetcode_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartem-ibragimov%2Fleetcode_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6c9d4d1c12ca27ebbd7aa1a964be67fcb92ac30
[INFO] testing artem-ibragimov/leetcode_rust against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartem-ibragimov%2Fleetcode_rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/artem-ibragimov/leetcode_rust on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/artem-ibragimov/leetcode_rust
[INFO] finished tweaking git repo https://github.com/artem-ibragimov/leetcode_rust
[INFO] tweaked toml for git repo https://github.com/artem-ibragimov/leetcode_rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/artem-ibragimov/leetcode_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 048a04c30a1cce27893ef3873840b7f95ce85f660995256b9c2beca554af4d7c
[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" "048a04c30a1cce27893ef3873840b7f95ce85f660995256b9c2beca554af4d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "048a04c30a1cce27893ef3873840b7f95ce85f660995256b9c2beca554af4d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048a04c30a1cce27893ef3873840b7f95ce85f660995256b9c2beca554af4d7c", kill_on_drop: false }`
[INFO] [stdout] 048a04c30a1cce27893ef3873840b7f95ce85f660995256b9c2beca554af4d7c
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 875c2c146166523437f53c85a5bcf68432f3eba087291b06ff5861b4ba78d4bd
[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" "875c2c146166523437f53c85a5bcf68432f3eba087291b06ff5861b4ba78d4bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/linked_list/list.rs:10:11
[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: function is never used: `make_list`
[INFO] [stdout]   --> src/linked_list/list.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn make_list(indeces: Vec<i32>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "875c2c146166523437f53c85a5bcf68432f3eba087291b06ff5861b4ba78d4bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875c2c146166523437f53c85a5bcf68432f3eba087291b06ff5861b4ba78d4bd", kill_on_drop: false }`
[INFO] [stdout] 875c2c146166523437f53c85a5bcf68432f3eba087291b06ff5861b4ba78d4bd
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66348038f19818b2976b2f6c6628f9b3b970fdc1a1bc8f7bd66e501e7e2b8b63
[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" "66348038f19818b2976b2f6c6628f9b3b970fdc1a1bc8f7bd66e501e7e2b8b63", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/sorting/merge_arrays.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |       std::mem::replace(nums1, nums);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "66348038f19818b2976b2f6c6628f9b3b970fdc1a1bc8f7bd66e501e7e2b8b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66348038f19818b2976b2f6c6628f9b3b970fdc1a1bc8f7bd66e501e7e2b8b63", kill_on_drop: false }`
[INFO] [stdout] 66348038f19818b2976b2f6c6628f9b3b970fdc1a1bc8f7bd66e501e7e2b8b63
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 918e524fb3b396ae2b76528d718eefe6ff3cf4fc4485f8af254f5baf58eea87d
[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" "918e524fb3b396ae2b76528d718eefe6ff3cf4fc4485f8af254f5baf58eea87d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout] running 27 tests
[INFO] [stderr]   --> src/sorting/merge_arrays.rs:23:7
[INFO] [stdout] test arrays::contains_duplicate::tests::contains_duplicate_test ... ok
[INFO] [stderr]    |
[INFO] [stdout] test arrays::intersect::tests::intersect_test ... ok
[INFO] [stderr] 23 |       std::mem::replace(nums1, nums);
[INFO] [stdout] test arrays::max_profit::tests::max_profit_test ... ok
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test arrays::single_number::tests::single_number_test ... ok
[INFO] [stderr]    |
[INFO] [stdout] test arrays::two_sum::test::two_sum_test ... ok
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] test arrays::move_zeroes::test::move_zeroes_test ... ok
[INFO] [stderr]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] test arrays::split_n_add::test::test_basics ... ok
[INFO] [stderr] 
[INFO] [stdout] test arrays::rotate_image::rotate_image::rotate_test ... ok
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] test arrays::rotate::tests::rotate_test ... ok
[INFO] [stderr] 
[INFO] [stdout] test codewars::readable_format::tests::test_basic ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] test arrays::remove_duplicates_sorted::tests::remove_duplicates_test ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode-a8cf9fa0c277d865
[INFO] [stdout] test string::reverse::test::reverse_string_test ... ok
[INFO] [stdout] test string::uniq_char::uniq_char::first_uniq_char_test ... ok
[INFO] [stdout] test string::reverse_int::test::reverse_test ... ok
[INFO] [stdout] test string::valid_anagram::test::is_anagram_test ... ok
[INFO] [stdout] test arrays::plus_one::test::plus_one_test ... ok
[INFO] [stdout] test sorting::merge_arrays::test::merge_test ... ok
[INFO] [stdout] test linked_list::remove_nth_node::test::remove_nth_from_end_test ... ok
[INFO] [stdout] test string::atoi::test::my_atoi_test ... ok
[INFO] [stdout] test codewars::recover_secret::test::example_test ... ok
[INFO] [stdout] test string::longest_prefix::test::longest_common_prefix_test ... ok
[INFO] [stdout] test linked_list::revervse::test::reverse_list_test ... ok
[INFO] [stdout] test string::index_of::test::str_str_test ... ok
[INFO] [stdout] test string::palindrome::test::is_palindrome_test ... ok
[INFO] [stdout] test string::count_and_say::test::count_and_say_test ... ok
[INFO] [stdout] test arrays::valid_sudoku::valid_sudoku::is_valid_sudoku_test ... ok
[INFO] [stdout] test codewars::screen_lock::tests::basic_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "918e524fb3b396ae2b76528d718eefe6ff3cf4fc4485f8af254f5baf58eea87d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918e524fb3b396ae2b76528d718eefe6ff3cf4fc4485f8af254f5baf58eea87d", kill_on_drop: false }`
[INFO] [stdout] 918e524fb3b396ae2b76528d718eefe6ff3cf4fc4485f8af254f5baf58eea87d