[INFO] cloning repository https://github.com/dharanad/leetcode-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dharanad/leetcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdharanad%2Fleetcode-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdharanad%2Fleetcode-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 17886fef1c09d1ca485db2a3a363aa73fc55e936 [INFO] checking dharanad/leetcode-rs against try#e90f1ff63e694965281f833819a486da29772bdf for pr-146167 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdharanad%2Fleetcode-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/dharanad/leetcode-rs [INFO] finished tweaking git repo https://github.com/dharanad/leetcode-rs [INFO] tweaked toml for git repo https://github.com/dharanad/leetcode-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/dharanad/leetcode-rs on toolchain e90f1ff63e694965281f833819a486da29772bdf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/dharanad/leetcode-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking dharanad/leetcode-rs against try#e90f1ff63e694965281f833819a486da29772bdf for pr-146167 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdharanad%2Fleetcode-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/dharanad/leetcode-rs [INFO] finished tweaking git repo https://github.com/dharanad/leetcode-rs [INFO] tweaked toml for git repo https://github.com/dharanad/leetcode-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/dharanad/leetcode-rs on toolchain e90f1ff63e694965281f833819a486da29772bdf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/dharanad/leetcode-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 664b309bd41716f26a7bf28d1aa6d312de8e7de8ac84096f0573bd311e38381a [INFO] running `Command { std: "docker" "start" "-a" "664b309bd41716f26a7bf28d1aa6d312de8e7de8ac84096f0573bd311e38381a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "664b309bd41716f26a7bf28d1aa6d312de8e7de8ac84096f0573bd311e38381a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "664b309bd41716f26a7bf28d1aa6d312de8e7de8ac84096f0573bd311e38381a", kill_on_drop: false }` [INFO] [stdout] 664b309bd41716f26a7bf28d1aa6d312de8e7de8ac84096f0573bd311e38381a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4341ae3ce59fe6fc7ea6fc2713e254d30aac1a4950510ee6c067f69aab503dc [INFO] running `Command { std: "docker" "start" "-a" "f4341ae3ce59fe6fc7ea6fc2713e254d30aac1a4950510ee6c067f69aab503dc", kill_on_drop: false }` [INFO] [stderr] Checking leetcode-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:534:13 [INFO] [stdout] | [INFO] [stdout] 534 | for c in word.chars() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:534:13 [INFO] [stdout] | [INFO] [stdout] 534 | for c in word.chars() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 31 | impl ListNode { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 32 | #[inline] [INFO] [stdout] 33 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 31 | impl ListNode { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 32 | #[inline] [INFO] [stdout] 33 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated functions are never used [INFO] [stdout] --> src/main.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl Solution { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] 47 | // Link: https://leetcode.com/problems/reverse-prefix-of-word/ [INFO] [stdout] 48 | pub fn reverse_prefix(word: String, ch: char) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn find_index(word: &str, ch: char) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn reverse(s: String, from: usize, to: usize) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn find_max_k(nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | pub fn compare_version(version1: String, version2: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 124 | pub fn num_rescue_boats(people: Vec, limit: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub fn can_rescue_all_with_boats(people: &[i32], limit: i32, max_boats: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | pub fn maximum_happiness_sum(happiness: Vec, mut k: i32) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 183 | pub fn find_relative_ranks(score: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 198 | pub fn stringfy_range(rank: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 208 | pub fn kth_smallest_prime_fraction(mut arr: Vec, k: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 257 | pub fn largest_local(grid: Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 274 | pub fn find_permutation_difference(s: String, t: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 287 | pub fn find_closest_elements(arr: Vec, k: i32, x: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 302 | pub fn num_trees(n: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 313 | pub fn matrix_score(mut grid: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 352 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 365 | pub fn evaluate_tree(root: Option>>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 382 | pub fn merge_trees(root1: Option>>, root2: Option>>) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 406 | pub fn remove_leaf_nodes(root: Option>>, target: i32) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 418 | pub fn subsets(nums: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 437 | pub fn subset_xor_sum(nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 454 | pub fn has_path_sum(root: Option>>, target_sum: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 467 | pub fn partition(s: String) -> Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 475 | fn generate_palindrom_ss(s: &[char], idx: usize, buf: &mut Vec, res: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 491 | fn is_palindrom(s: &[char]) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `value` are never used [INFO] [stdout] --> src/main.rs:219:16 [INFO] [stdout] | [INFO] [stdout] 218 | impl Element { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 219 | fn new(nume: i32, denom: i32) -> Element { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 223 | fn value(&self) -> f32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieNode` is never constructed [INFO] [stdout] --> src/main.rs:527:8 [INFO] [stdout] | [INFO] [stdout] 527 | struct TrieNode { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `add` is never used [INFO] [stdout] --> src/main.rs:533:12 [INFO] [stdout] | [INFO] [stdout] 532 | impl TrieNode { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 533 | pub fn add(word: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SeatManager` is never constructed [INFO] [stdout] --> src/main.rs:541:8 [INFO] [stdout] | [INFO] [stdout] 541 | struct SeatManager { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `reserve`, and `unreserve` are never used [INFO] [stdout] --> src/main.rs:546:8 [INFO] [stdout] | [INFO] [stdout] 544 | impl SeatManager { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 545 | [INFO] [stdout] 546 | fn new(n: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 556 | fn reserve(&mut self) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 560 | fn unreserve(&mut self, seat_number: i32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated functions are never used [INFO] [stdout] --> src/main.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl Solution { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] 47 | // Link: https://leetcode.com/problems/reverse-prefix-of-word/ [INFO] [stdout] 48 | pub fn reverse_prefix(word: String, ch: char) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn find_index(word: &str, ch: char) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn reverse(s: String, from: usize, to: usize) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn find_max_k(nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | pub fn compare_version(version1: String, version2: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 124 | pub fn num_rescue_boats(people: Vec, limit: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub fn can_rescue_all_with_boats(people: &[i32], limit: i32, max_boats: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | pub fn maximum_happiness_sum(happiness: Vec, mut k: i32) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 183 | pub fn find_relative_ranks(score: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 198 | pub fn stringfy_range(rank: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 208 | pub fn kth_smallest_prime_fraction(mut arr: Vec, k: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 257 | pub fn largest_local(grid: Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 274 | pub fn find_permutation_difference(s: String, t: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 287 | pub fn find_closest_elements(arr: Vec, k: i32, x: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 302 | pub fn num_trees(n: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 313 | pub fn matrix_score(mut grid: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 352 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 365 | pub fn evaluate_tree(root: Option>>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 382 | pub fn merge_trees(root1: Option>>, root2: Option>>) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 406 | pub fn remove_leaf_nodes(root: Option>>, target: i32) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 418 | pub fn subsets(nums: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 437 | pub fn subset_xor_sum(nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 454 | pub fn has_path_sum(root: Option>>, target_sum: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 467 | pub fn partition(s: String) -> Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 475 | fn generate_palindrom_ss(s: &[char], idx: usize, buf: &mut Vec, res: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 491 | fn is_palindrom(s: &[char]) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `value` are never used [INFO] [stdout] --> src/main.rs:219:16 [INFO] [stdout] | [INFO] [stdout] 218 | impl Element { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 219 | fn new(nume: i32, denom: i32) -> Element { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 223 | fn value(&self) -> f32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieNode` is never constructed [INFO] [stdout] --> src/main.rs:527:8 [INFO] [stdout] | [INFO] [stdout] 527 | struct TrieNode { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `add` is never used [INFO] [stdout] --> src/main.rs:533:12 [INFO] [stdout] | [INFO] [stdout] 532 | impl TrieNode { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 533 | pub fn add(word: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SeatManager` is never constructed [INFO] [stdout] --> src/main.rs:541:8 [INFO] [stdout] | [INFO] [stdout] 541 | struct SeatManager { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `reserve`, and `unreserve` are never used [INFO] [stdout] --> src/main.rs:546:8 [INFO] [stdout] | [INFO] [stdout] 544 | impl SeatManager { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 545 | [INFO] [stdout] 546 | fn new(n: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 556 | fn reserve(&mut self) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 560 | fn unreserve(&mut self, seat_number: i32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "f4341ae3ce59fe6fc7ea6fc2713e254d30aac1a4950510ee6c067f69aab503dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4341ae3ce59fe6fc7ea6fc2713e254d30aac1a4950510ee6c067f69aab503dc", kill_on_drop: false }` [INFO] [stdout] f4341ae3ce59fe6fc7ea6fc2713e254d30aac1a4950510ee6c067f69aab503dc