[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 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartem-ibragimov%2Fleetcode_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/artem-ibragimov/leetcode_rust on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8acd697c2051ec69fc32d1a479f166bdad18af5e85528ee797a90ed0c6654913 [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" "8acd697c2051ec69fc32d1a479f166bdad18af5e85528ee797a90ed0c6654913", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8acd697c2051ec69fc32d1a479f166bdad18af5e85528ee797a90ed0c6654913", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8acd697c2051ec69fc32d1a479f166bdad18af5e85528ee797a90ed0c6654913", kill_on_drop: false }` [INFO] [stdout] 8acd697c2051ec69fc32d1a479f166bdad18af5e85528ee797a90ed0c6654913 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--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] 4519c1fc24a6f2872730c3ca4e2cb5546b75de3b9f9556b9af20e3958f7498ec [INFO] running `Command { std: "docker" "start" "-a" "4519c1fc24a6f2872730c3ca4e2cb5546b75de3b9f9556b9af20e3958f7498ec", kill_on_drop: false }` [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) -> Option> { [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 1.62s [INFO] running `Command { std: "docker" "inspect" "4519c1fc24a6f2872730c3ca4e2cb5546b75de3b9f9556b9af20e3958f7498ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4519c1fc24a6f2872730c3ca4e2cb5546b75de3b9f9556b9af20e3958f7498ec", kill_on_drop: false }` [INFO] [stdout] 4519c1fc24a6f2872730c3ca4e2cb5546b75de3b9f9556b9af20e3958f7498ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4de0b598887c8aaccf91e5f5e015f4f444320d3721960e2e2d2dc12d16924c49 [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" "4de0b598887c8aaccf91e5f5e015f4f444320d3721960e2e2d2dc12d16924c49", 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: 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 2.79s [INFO] running `Command { std: "docker" "inspect" "4de0b598887c8aaccf91e5f5e015f4f444320d3721960e2e2d2dc12d16924c49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4de0b598887c8aaccf91e5f5e015f4f444320d3721960e2e2d2dc12d16924c49", kill_on_drop: false }` [INFO] [stdout] 4de0b598887c8aaccf91e5f5e015f4f444320d3721960e2e2d2dc12d16924c49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e206168cee750d5559e4a9f0769526b5ba888ccb59cc0d28dd722a5a2f909036 [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" "e206168cee750d5559e4a9f0769526b5ba888ccb59cc0d28dd722a5a2f909036", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/sorting/merge_arrays.rs:23:7 [INFO] [stderr] | [INFO] [stderr] 23 | std::mem::replace(nums1, nums); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: `leetcode` (bin "leetcode" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leetcode-ca12b5b05737537c) [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test arrays::contains_duplicate::tests::contains_duplicate_test ... ok [INFO] [stdout] test arrays::max_profit::tests::max_profit_test ... ok [INFO] [stdout] test arrays::move_zeroes::test::move_zeroes_test ... ok [INFO] [stdout] test codewars::recover_secret::test::example_test ... ok [INFO] [stdout] test arrays::single_number::tests::single_number_test ... ok [INFO] [stdout] test arrays::remove_duplicates_sorted::tests::remove_duplicates_test ... ok [INFO] [stdout] test arrays::intersect::tests::intersect_test ... ok [INFO] [stdout] test arrays::plus_one::test::plus_one_test ... ok [INFO] [stdout] test codewars::readable_format::tests::test_basic ... ok [INFO] [stdout] test arrays::rotate_image::rotate_image::rotate_test ... ok [INFO] [stdout] test arrays::split_n_add::test::test_basics ... ok [INFO] [stdout] test arrays::two_sum::test::two_sum_test ... ok [INFO] [stdout] test linked_list::revervse::test::reverse_list_test ... ok [INFO] [stdout] test string::atoi::test::my_atoi_test ... ok [INFO] [stdout] test sorting::merge_arrays::test::merge_test ... ok [INFO] [stdout] test arrays::valid_sudoku::valid_sudoku::is_valid_sudoku_test ... ok [INFO] [stdout] test linked_list::remove_nth_node::test::remove_nth_from_end_test ... ok [INFO] [stdout] test arrays::rotate::tests::rotate_test ... ok [INFO] [stdout] test string::valid_anagram::test::is_anagram_test ... ok [INFO] [stdout] test string::longest_prefix::test::longest_common_prefix_test ... ok [INFO] [stdout] test string::reverse_int::test::reverse_test ... ok [INFO] [stdout] test string::uniq_char::uniq_char::first_uniq_char_test ... ok [INFO] [stdout] test string::count_and_say::test::count_and_say_test ... ok [INFO] [stdout] test string::palindrome::test::is_palindrome_test ... ok [INFO] [stdout] test string::index_of::test::str_str_test ... ok [INFO] [stdout] test string::reverse::test::reverse_string_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; finished in 0.33s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e206168cee750d5559e4a9f0769526b5ba888ccb59cc0d28dd722a5a2f909036", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e206168cee750d5559e4a9f0769526b5ba888ccb59cc0d28dd722a5a2f909036", kill_on_drop: false }` [INFO] [stdout] e206168cee750d5559e4a9f0769526b5ba888ccb59cc0d28dd722a5a2f909036