[INFO] cloning repository https://github.com/Leonqn/leetcode-solutions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Leonqn/leetcode-solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonqn%2Fleetcode-solutions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonqn%2Fleetcode-solutions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 464b43cf4432d3b82299ea2656b9b4bace1e3b90 [INFO] testing Leonqn/leetcode-solutions against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonqn%2Fleetcode-solutions" "/workspace/builds/worker-75/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Leonqn/leetcode-solutions 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 git repo https://github.com/Leonqn/leetcode-solutions [INFO] finished tweaking git repo https://github.com/Leonqn/leetcode-solutions [INFO] tweaked toml for git repo https://github.com/Leonqn/leetcode-solutions written to /workspace/builds/worker-75/source/Cargo.toml [INFO] crate git repo https://github.com/Leonqn/leetcode-solutions already has a lockfile, it will not be regenerated [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 1378c2caba76c76cd7bd7160f218cb3f2d02df969b121a3d2c9be689fbaa954e [INFO] running `Command { std: "docker" "start" "-a" "1378c2caba76c76cd7bd7160f218cb3f2d02df969b121a3d2c9be689fbaa954e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1378c2caba76c76cd7bd7160f218cb3f2d02df969b121a3d2c9be689fbaa954e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1378c2caba76c76cd7bd7160f218cb3f2d02df969b121a3d2c9be689fbaa954e", kill_on_drop: false }` [INFO] [stdout] 1378c2caba76c76cd7bd7160f218cb3f2d02df969b121a3d2c9be689fbaa954e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] a1e28822b55114432076addfe7926bd6b2e203fde805bb99adb92ff7ef4b443d [INFO] running `Command { std: "docker" "start" "-a" "a1e28822b55114432076addfe7926bd6b2e203fde805bb99adb92ff7ef4b443d", kill_on_drop: false }` [INFO] [stderr] Compiling top-questions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BTreeSet` [INFO] [stdout] --> src/medium/array_and_strings.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{BTreeSet, HashMap}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/main.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution; [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: `set_zeroes` [INFO] [stdout] --> src/medium/array_and_strings.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn set_zeroes(matrix: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `group_anagrams` [INFO] [stdout] --> src/medium/array_and_strings.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn group_anagrams(strs: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_ch_idx` [INFO] [stdout] --> src/medium/array_and_strings.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 77 | fn get_ch_idx(c: char) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `length_of_longest_substring` [INFO] [stdout] --> src/medium/array_and_strings.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn length_of_longest_substring(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `increasing_triplet` [INFO] [stdout] --> src/medium/array_and_strings.rs:171:12 [INFO] [stdout] | [INFO] [stdout] 171 | pub fn increasing_triplet(_nums: Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/medium/linked_list.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_iter` [INFO] [stdout] --> src/medium/linked_list.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | fn from_iter(i: impl IntoIterator) -> Option> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_two_numbers` [INFO] [stdout] --> src/medium/linked_list.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn add_two_numbers( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sum` [INFO] [stdout] --> src/medium/linked_list.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | fn sum( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `odd_even_list` [INFO] [stdout] --> src/medium/linked_list.rs:88:12 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn odd_even_list(head: Option>) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/medium/graphs.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_iterator` [INFO] [stdout] --> src/medium/graphs.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn from_iterator( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `inorder_traversal` [INFO] [stdout] --> src/medium/graphs.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn inorder_traversal(root: Option>>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rec` [INFO] [stdout] --> src/medium/graphs.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | fn rec(root: Option<&RefCell>, result: &mut Vec) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `zigzag_level_order` [INFO] [stdout] --> src/medium/graphs.rs:96:12 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn zigzag_level_order(root: Option>>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `zigzag` [INFO] [stdout] --> src/medium/graphs.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | fn zigzag(root: Option<&RefCell>, result: &mut Vec>, level: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_tree` [INFO] [stdout] --> src/medium/graphs.rs:151:12 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn build_tree(preorder: Vec, inorder: Vec) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `build_tree` [INFO] [stdout] --> src/medium/graphs.rs:160:12 [INFO] [stdout] | [INFO] [stdout] 160 | fn build_tree( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `kth_smallest` [INFO] [stdout] --> src/medium/graphs.rs:196:12 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn kth_smallest(root: Option>>, k: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find` [INFO] [stdout] --> src/medium/graphs.rs:197:12 [INFO] [stdout] | [INFO] [stdout] 197 | fn find(root: Option<&RefCell>, k: usize, cur_idx: &mut usize) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num_islands` [INFO] [stdout] --> src/medium/graphs.rs:246:12 [INFO] [stdout] | [INFO] [stdout] 246 | pub fn num_islands(grid: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `letter_combinations` [INFO] [stdout] --> src/medium/backtracking.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn letter_combinations(digits: String) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `letter_combinations` [INFO] [stdout] --> src/medium/backtracking.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | fn letter_combinations(digits: &mut Chars, numbers: &[Vec]) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `generate_parenthesis` [INFO] [stdout] --> src/medium/backtracking.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn generate_parenthesis(n: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `generate_parenthesis` [INFO] [stdout] --> src/medium/backtracking.rs:74:12 [INFO] [stdout] | [INFO] [stdout] 74 | fn generate_parenthesis(n: i32) -> HashSet { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `permute` [INFO] [stdout] --> src/medium/backtracking.rs:127:12 [INFO] [stdout] | [INFO] [stdout] 127 | pub fn permute(nums: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `permute` [INFO] [stdout] --> src/medium/backtracking.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | fn permute(nums: &[i32]) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `subsets` [INFO] [stdout] --> src/medium/backtracking.rs:179:12 [INFO] [stdout] | [INFO] [stdout] 179 | pub fn subsets(nums: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `subsets` [INFO] [stdout] --> src/medium/backtracking.rs:180:12 [INFO] [stdout] | [INFO] [stdout] 180 | fn subsets(nums: &[i32]) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `exist` [INFO] [stdout] --> src/medium/backtracking.rs:216:12 [INFO] [stdout] | [INFO] [stdout] 216 | pub fn exist(board: Vec>, word: String) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dfs` [INFO] [stdout] --> src/medium/backtracking.rs:217:12 [INFO] [stdout] | [INFO] [stdout] 217 | fn dfs(board: &mut [Vec], s: &[char], chard_idx: usize, x: usize, y: usize) -> bool { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 33 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.60s [INFO] running `Command { std: "docker" "inspect" "a1e28822b55114432076addfe7926bd6b2e203fde805bb99adb92ff7ef4b443d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1e28822b55114432076addfe7926bd6b2e203fde805bb99adb92ff7ef4b443d", kill_on_drop: false }` [INFO] [stdout] a1e28822b55114432076addfe7926bd6b2e203fde805bb99adb92ff7ef4b443d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] [stdout] 18f0215b51128010a43ecbc9caafa967894e75ab59c1bd3542a033e293aad775 [INFO] running `Command { std: "docker" "start" "-a" "18f0215b51128010a43ecbc9caafa967894e75ab59c1bd3542a033e293aad775", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling top-questions v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 24.77s [INFO] running `Command { std: "docker" "inspect" "18f0215b51128010a43ecbc9caafa967894e75ab59c1bd3542a033e293aad775", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18f0215b51128010a43ecbc9caafa967894e75ab59c1bd3542a033e293aad775", kill_on_drop: false }` [INFO] [stdout] 18f0215b51128010a43ecbc9caafa967894e75ab59c1bd3542a033e293aad775 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 0665eea372cd9fd9be0727cb069c8e0e71a1178d45f2b18d29688f591517468e [INFO] running `Command { std: "docker" "start" "-a" "0665eea372cd9fd9be0727cb069c8e0e71a1178d45f2b18d29688f591517468e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.87s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/top_questions-91661dda4c5a8399) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test medium::array_and_strings::group_anagrams_test ... ok [INFO] [stdout] test medium::array_and_strings::length_of_longest_substring_test ... ok [INFO] [stdout] test medium::array_and_strings::set_zeroes_test ... ok [INFO] [stdout] test medium::backtracking::exist_test ... ok [INFO] [stdout] test medium::backtracking::generate_parenthesis_test ... ok [INFO] [stdout] test medium::backtracking::permute_test ... ok [INFO] [stdout] test medium::backtracking::letter_combinations_test ... ok [INFO] [stdout] test medium::graphs::build_tree_test ... ok [INFO] [stdout] test medium::graphs::from_iterator_test ... ok [INFO] [stdout] test medium::backtracking::subsets_test ... ok [INFO] [stdout] test medium::graphs::inorder_traversal_test ... ok [INFO] [stdout] test medium::graphs::kth_smallest_test ... ok [INFO] [stdout] test medium::graphs::zigzag_level_order_test ... ok [INFO] [stdout] test medium::linked_list::add_two_numbers_test ... ok [INFO] [stdout] test medium::linked_list::odd_even_list_test ... ok [INFO] [stdout] test medium::graphs::num_islands_test ... ok [INFO] [stdout] test medium::array_and_strings::increasing_triplet_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- medium::array_and_strings::increasing_triplet_test stdout ---- [INFO] [stdout] thread 'medium::array_and_strings::increasing_triplet_test' panicked at 'assertion failed: Solution::increasing_triplet(vec![20, 100, 10, 12, 5, 13])', src/medium/array_and_strings.rs:182:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55720145c9c0 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55720145c9c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55720145c9c0 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55720145c9c0 - ::fmt::he1640d5f0d93f618 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55720147f22c - core::fmt::write::h88012e1f01caeebf [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x557201459a75 - std::io::Write::write_fmt::h7728c39ea5632753 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x55720145eb2b - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55720145eb2b - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55720145eb2b - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55720145e63c - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55720145f1f4 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55720145eca7 - std::panicking::begin_panic_handler::{{closure}}::h33f9c1b96af300d7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:517:13 [INFO] [stdout] 12: 0x55720145cebc - std::sys_common::backtrace::__rust_end_short_backtrace::h51bae64be5921f0e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55720145ec39 - rust_begin_unwind [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55720138d431 - core::panicking::panic_fmt::h12a3a3c256485fca [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55720138d37d - core::panicking::panic::h344f23ad26057b48 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:50:5 [INFO] [stdout] 16: 0x5572013b4ea7 - top_questions::medium::array_and_strings::increasing_triplet_test::hff3510015aca5aca [INFO] [stdout] at /opt/rustwide/workdir/src/medium/array_and_strings.rs:182:5 [INFO] [stdout] 17: 0x5572013b4e0a - top_questions::medium::array_and_strings::increasing_triplet_test::{{closure}}::h805526db5bbf1ccb [INFO] [stdout] at /opt/rustwide/workdir/src/medium/array_and_strings.rs:177:1 [INFO] [stdout] 18: 0x5572013bc7ee - core::ops::function::FnOnce::call_once::hbe5da40d9586d752 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x557201441283 - core::ops::function::FnOnce::call_once::h5aba9a5d361d6c79 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x557201441283 - test::__rust_begin_short_backtrace::h705bb53b2b1d45e6 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:578:5 [INFO] [stdout] 21: 0x55720143fd38 - as core::ops::function::FnOnce>::call_once::ha20f614d7c0b2b6d [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 22: 0x55720143fd38 - as core::ops::function::FnOnce<()>>::call_once::hf02f19eeb64ceabd [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:347:9 [INFO] [stdout] 23: 0x55720143fd38 - std::panicking::try::do_call::h4bfab65eb3b4b036 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x55720143fd38 - std::panicking::try::h6613a46a6d2b6f88 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x55720143fd38 - std::panic::catch_unwind::h9f07b17b60991273 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 26: 0x55720143fd38 - test::run_test_in_process::hc38797eecf07854f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:601:18 [INFO] [stdout] 27: 0x55720143fd38 - test::run_test::run_test_inner::{{closure}}::hac209db8bce0fd77 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:493:39 [INFO] [stdout] 28: 0x55720140e4cd - test::run_test::run_test_inner::{{closure}}::h4aefdd4b4a423e20 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:520:37 [INFO] [stdout] 29: 0x55720140e4cd - std::sys_common::backtrace::__rust_begin_short_backtrace::h652c9e2663704700 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 30: 0x557201412ca8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hd84fd5e0b5b1f45f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 31: 0x557201412ca8 - as core::ops::function::FnOnce<()>>::call_once::he23556962a2ae14b [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:347:9 [INFO] [stdout] 32: 0x557201412ca8 - std::panicking::try::do_call::h67d4f93e1fbaa5f9 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 33: 0x557201412ca8 - std::panicking::try::h396886e678db815e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 34: 0x557201412ca8 - std::panic::catch_unwind::hc1d64dcecf0a00e0 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 35: 0x557201412ca8 - std::thread::Builder::spawn_unchecked::{{closure}}::hc2644cf33cb61d8e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 36: 0x557201412ca8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4473c2c77b66963f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x557201463d67 - as core::ops::function::FnOnce>::call_once::h6bff7798948b1075 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 38: 0x557201463d67 - as core::ops::function::FnOnce>::call_once::hc2d25ac38f6b2342 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x557201463d67 - std::sys::unix::thread::Thread::new::thread_start::hbba5bc368baac205 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys/unix/thread.rs:74:17 [INFO] [stdout] 40: 0x7f15b5b90609 - start_thread [INFO] [stdout] 41: 0x7f15b5962293 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] medium::array_and_strings::increasing_triplet_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin top-questions' [INFO] running `Command { std: "docker" "inspect" "0665eea372cd9fd9be0727cb069c8e0e71a1178d45f2b18d29688f591517468e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0665eea372cd9fd9be0727cb069c8e0e71a1178d45f2b18d29688f591517468e", kill_on_drop: false }` [INFO] [stdout] 0665eea372cd9fd9be0727cb069c8e0e71a1178d45f2b18d29688f591517468e