[INFO] cloning repository https://github.com/Kilerd/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/Kilerd/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKilerd%2Fleetcode-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKilerd%2Fleetcode-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 187ad50d630af17e7fa02bc075d8f94e67710f15 [INFO] testing Kilerd/leetcode-rust against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKilerd%2Fleetcode-rust" "/workspace/builds/worker-111/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-111/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kilerd/leetcode-rust 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/Kilerd/leetcode-rust [INFO] finished tweaking git repo https://github.com/Kilerd/leetcode-rust [INFO] tweaked toml for git repo https://github.com/Kilerd/leetcode-rust written to /workspace/builds/worker-111/source/Cargo.toml [INFO] crate git repo https://github.com/Kilerd/leetcode-rust 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-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] f35a1da51e45c7952b29b961809d89f8ed9cee885c67405eb5566e5ab931c12c [INFO] running `Command { std: "docker" "start" "-a" "f35a1da51e45c7952b29b961809d89f8ed9cee885c67405eb5566e5ab931c12c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f35a1da51e45c7952b29b961809d89f8ed9cee885c67405eb5566e5ab931c12c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f35a1da51e45c7952b29b961809d89f8ed9cee885c67405eb5566e5ab931c12c", kill_on_drop: false }` [INFO] [stdout] f35a1da51e45c7952b29b961809d89f8ed9cee885c67405eb5566e5ab931c12c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 8420c9e18d88b62c61607ace4142fed02e42158ba3e513ca51e970bdfe438105 [INFO] running `Command { std: "docker" "start" "-a" "8420c9e18d88b62c61607ace4142fed02e42158ba3e513ca51e970bdfe438105", 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 import: `std::cmp::max` [INFO] [stdout] --> src/maximum_depth_of_binary_tree.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | use std::cmp::max; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/apply_discount_every_n_orders.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ShlAssign`, `Shl`, `Shr` [INFO] [stdout] --> src/convert_a_number_to_hexadecimal.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::{Shl, ShlAssign, Shr}; [INFO] [stdout] | ^^^ ^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hint::unreachable_unchecked` [INFO] [stdout] --> src/convert_a_number_to_hexadecimal.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::hint::unreachable_unchecked; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/container_with_most_water.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | /// two pointer solution [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 23 | [INFO] [stdout] 24 | let mut start = 0usize; [INFO] [stdout] | ----------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | 1000...std::i32::MAX => ("M", 1000), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | 900...1000 => ("CM", 900), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:17:20 [INFO] [stdout] | [INFO] [stdout] 17 | 500...900 => ("D", 500), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | 400...500 => ("CD", 400), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | 100...400 => ("C", 100), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | 90...100 => ("XC", 90), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:21:19 [INFO] [stdout] | [INFO] [stdout] 21 | 50...90 => ("L", 50), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | 40...50 => ("XL", 40), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:23:19 [INFO] [stdout] | [INFO] [stdout] 23 | 10...40 => ("X", 10), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:25:18 [INFO] [stdout] | [INFO] [stdout] 25 | 5...9 => ("V", 5), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | 1...4 => ("I", 1), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/nim_game.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | 1...3 => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::i32` [INFO] [stdout] --> src/reverse_integer.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | use std::i32; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::min` [INFO] [stdout] --> src/three_sum_closest.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use std::cmp::min; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 15 | 1000...std::i32::MAX => ("M", 1000), [INFO] [stdout] | -------------------- this range overlaps on `1000_i32`... [INFO] [stdout] 16 | 900...1000 => ("CM", 900), [INFO] [stdout] | ^^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(overlapping_range_endpoints)]` on by default [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 16 | 900...1000 => ("CM", 900), [INFO] [stdout] | ---------- this range overlaps on `900_i32`... [INFO] [stdout] 17 | 500...900 => ("D", 500), [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 17 | 500...900 => ("D", 500), [INFO] [stdout] | --------- this range overlaps on `500_i32`... [INFO] [stdout] 18 | 400...500 => ("CD", 400), [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 18 | 400...500 => ("CD", 400), [INFO] [stdout] | --------- this range overlaps on `400_i32`... [INFO] [stdout] 19 | 100...400 => ("C", 100), [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 19 | 100...400 => ("C", 100), [INFO] [stdout] | --------- this range overlaps on `100_i32`... [INFO] [stdout] 20 | 90...100 => ("XC", 90), [INFO] [stdout] | ^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 20 | 90...100 => ("XC", 90), [INFO] [stdout] | -------- this range overlaps on `90_i32`... [INFO] [stdout] 21 | 50...90 => ("L", 50), [INFO] [stdout] | ^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 21 | 50...90 => ("L", 50), [INFO] [stdout] | ------- this range overlaps on `50_i32`... [INFO] [stdout] 22 | 40...50 => ("XL", 40), [INFO] [stdout] | ^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 22 | 40...50 => ("XL", 40), [INFO] [stdout] | ------- this range overlaps on `40_i32`... [INFO] [stdout] 23 | 10...40 => ("X", 10), [INFO] [stdout] | ^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/convert_a_number_to_hexadecimal.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | for i in 0..8 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `map` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/three_sum.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 17 | let value = map.get(&x).unwrap_or(&0); [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 18 | map.insert(x, *value + 1); [INFO] [stdout] | ^^^ ------ immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/combination_sum.rs:16:25 [INFO] [stdout] | [INFO] [stdout] 16 | let mut vec1 = Solution::combination_sum(candidates.clone(), target - *x); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/binary_tree_level_order_traversal.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | 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: `new` [INFO] [stdout] --> src/binary_tree_level_order_traversal.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `level_order` [INFO] [stdout] --> src/binary_tree_level_order_traversal.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn level_order(root: Option>>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/maximum_depth_of_binary_tree.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/maximum_depth_of_binary_tree.rs:43:10 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max_depth` [INFO] [stdout] --> src/maximum_depth_of_binary_tree.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn max_depth(root: Option>>) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/invert_binary_tree.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/invert_binary_tree.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `invert_tree` [INFO] [stdout] --> src/invert_binary_tree.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn invert_tree(root: Option>>) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/same_tree.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/same_tree.rs:61:10 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_same_tree` [INFO] [stdout] --> src/same_tree.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn is_same_tree(p: Option>>, q: Option>>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Cashier` [INFO] [stdout] --> src/apply_discount_every_n_orders.rs:79:8 [INFO] [stdout] | [INFO] [stdout] 79 | struct Cashier { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/apply_discount_every_n_orders.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | fn new(n: i32, discount: i32, products: Vec, prices: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_bill` [INFO] [stdout] --> src/apply_discount_every_n_orders.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 102 | fn get_bill(&mut self, product: Vec, amount: Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/convert_a_number_to_hexadecimal.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_hex` [INFO] [stdout] --> src/convert_a_number_to_hexadecimal.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn to_hex(num: i32) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/permutations.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `permute` [INFO] [stdout] --> src/permutations.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn permute(nums: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/add_two_number.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_two_numbers` [INFO] [stdout] --> src/add_two_number.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn add_two_numbers(l1: Option>, l2: Option>) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/array_partition_i.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `array_pair_sum` [INFO] [stdout] --> src/array_partition_i.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn array_pair_sum(nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/big_countries.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/big_countries.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/container_with_most_water.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max_area` [INFO] [stdout] --> src/container_with_most_water.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn max_area(height: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/di_string_match.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `di_string_match` [INFO] [stdout] --> src/di_string_match.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn di_string_match(s: String) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/divide_two_integers.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `divide` [INFO] [stdout] --> src/divide_two_integers.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn divide(dividend: i32, divisor: i32) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/flipping_an_image.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `flip_and_invert_image` [INFO] [stdout] --> src/flipping_an_image.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn flip_and_invert_image(a: Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/generate_parentheses.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `generate_parenthesis` [INFO] [stdout] --> src/generate_parentheses.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn generate_parenthesis(n: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/hamming_distance.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hamming_distance` [INFO] [stdout] --> src/hamming_distance.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn hamming_distance(x: i32, y: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/implement_strstr.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `str_str` [INFO] [stdout] --> src/implement_strstr.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn str_str(haystack: String, needle: String) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/integer_to_roman.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `int_to_roman` [INFO] [stdout] --> src/integer_to_roman.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn int_to_roman(num: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/jewels_and_stones.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num_jewels_in_stones` [INFO] [stdout] --> src/jewels_and_stones.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn num_jewels_in_stones(j: String, s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/letter_combinations_of_a_phone_number.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `letter_combinations` [INFO] [stdout] --> src/letter_combinations_of_a_phone_number.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn letter_combinations(digits: String) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/list.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_from_vec` [INFO] [stdout] --> src/list.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn build_from_vec(vec: Vec)-> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/longest_substring_without_repeating_characters.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `length_of_longest_substring` [INFO] [stdout] --> src/longest_substring_without_repeating_characters.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn length_of_longest_substring(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/merge_two_binary_trees.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/merge_two_binary_trees.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `merge_trees` [INFO] [stdout] --> src/merge_two_binary_trees.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn merge_trees( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/nim_game.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `can_win_nim` [INFO] [stdout] --> src/nim_game.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn can_win_nim(n: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RecentCounter` [INFO] [stdout] --> src/number_of_recent_calls.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct RecentCounter { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/number_of_recent_calls.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `ping` [INFO] [stdout] --> src/number_of_recent_calls.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | fn ping(&mut self, t: i32) -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/palindrome_number.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_palindrome` [INFO] [stdout] --> src/palindrome_number.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn is_palindrome(x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/peak_index_in_a_mountain_array.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peak_index_in_mountain_array` [INFO] [stdout] --> src/peak_index_in_a_mountain_array.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn peak_index_in_mountain_array(a: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/remove_duplicates_from_sorted_array.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove_duplicates` [INFO] [stdout] --> src/remove_duplicates_from_sorted_array.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn remove_duplicates(nums: &mut Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/remove_element.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove_element` [INFO] [stdout] --> src/remove_element.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn remove_element(nums: &mut Vec, val: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/reverse_integer.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reverse` [INFO] [stdout] --> src/reverse_integer.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn reverse(x: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/robot_return_to_origin.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `judge_circle` [INFO] [stdout] --> src/robot_return_to_origin.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn judge_circle(moves: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/search_in_rotated_sorted_array.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotated_index` [INFO] [stdout] --> src/search_in_rotated_sorted_array.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn rotated_index(nums: &Vec, start: usize, end: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/search_in_rotated_sorted_array.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn search(nums: Vec, target: i32) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/self_dividing_numbers.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `self_dividing_numbers` [INFO] [stdout] --> src/self_dividing_numbers.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn self_dividing_numbers(left: i32, right: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/sort_array_by_parity.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `self_dividing_numbers` [INFO] [stdout] --> src/sort_array_by_parity.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn self_dividing_numbers(left: i32, right: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/sort_array_by_parity_ii.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sort_array_by_parity_ii` [INFO] [stdout] --> src/sort_array_by_parity_ii.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn sort_array_by_parity_ii(a: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/sort_colors.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sort_colors` [INFO] [stdout] --> src/sort_colors.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn sort_colors(nums: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/string_to_integer_atoi.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `my_atoi` [INFO] [stdout] --> src/string_to_integer_atoi.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn my_atoi(str_: String) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/sudoku_solver.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `solve_sudoku` [INFO] [stdout] --> src/sudoku_solver.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn solve_sudoku(board: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `invalid` [INFO] [stdout] --> src/sudoku_solver.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn invalid(board: &Vec>, x: usize, y: usize) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/three_sum.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `three_sum` [INFO] [stdout] --> src/three_sum.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn three_sum(nums: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/three_sum_closest.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `three_sum_closest` [INFO] [stdout] --> src/three_sum_closest.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn three_sum_closest(nums: Vec, target: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/to_lower_case.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_lower_case` [INFO] [stdout] --> src/to_lower_case.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn to_lower_case(str: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/two_sum.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `two_sum` [INFO] [stdout] --> src/two_sum.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/unique_email_addresses.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num_unique_emails` [INFO] [stdout] --> src/unique_email_addresses.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn num_unique_emails(emails: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/unique_morse_code_words.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `unique_morse_representations` [INFO] [stdout] --> src/unique_morse_code_words.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn unique_morse_representations(words: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/valid_parentheses.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid` [INFO] [stdout] --> src/valid_parentheses.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn is_valid(s: String) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/valid_sudoku.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid_sudoku` [INFO] [stdout] --> src/valid_sudoku.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn is_valid_sudoku(board: Vec>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/zigzag_conversion.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 02s [INFO] [stdout] warning: associated function is never used: `convert` [INFO] [stdout] --> src/zigzag_conversion.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn convert(s: String, num_rows: i32) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/combination_sum.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `combination_sum` [INFO] [stdout] --> src/combination_sum.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn combination_sum(candidates: Vec, target: i32) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> src/sort_colors.rs:19:28 [INFO] [stdout] | [INFO] [stdout] 19 | let value = if 0 <= i && i < counts[0] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 136 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8420c9e18d88b62c61607ace4142fed02e42158ba3e513ca51e970bdfe438105", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8420c9e18d88b62c61607ace4142fed02e42158ba3e513ca51e970bdfe438105", kill_on_drop: false }` [INFO] [stdout] 8420c9e18d88b62c61607ace4142fed02e42158ba3e513ca51e970bdfe438105 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 2e64bfcfd3191274bdeef3d4288028d14e62fb34a4cb479a6a07e3b7a2685fde [INFO] running `Command { std: "docker" "start" "-a" "2e64bfcfd3191274bdeef3d4288028d14e62fb34a4cb479a6a07e3b7a2685fde", 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 import: `std::cmp::max` [INFO] [stdout] --> src/maximum_depth_of_binary_tree.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | use std::cmp::max; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/apply_discount_every_n_orders.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ShlAssign`, `Shl`, `Shr` [INFO] [stdout] --> src/convert_a_number_to_hexadecimal.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::{Shl, ShlAssign, Shr}; [INFO] [stdout] | ^^^ ^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hint::unreachable_unchecked` [INFO] [stdout] --> src/convert_a_number_to_hexadecimal.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::hint::unreachable_unchecked; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/container_with_most_water.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | /// two pointer solution [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 23 | [INFO] [stdout] 24 | let mut start = 0usize; [INFO] [stdout] | ----------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | 1000...std::i32::MAX => ("M", 1000), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | 900...1000 => ("CM", 900), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:17:20 [INFO] [stdout] | [INFO] [stdout] 17 | 500...900 => ("D", 500), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | 400...500 => ("CD", 400), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | 100...400 => ("C", 100), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | 90...100 => ("XC", 90), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:21:19 [INFO] [stdout] | [INFO] [stdout] 21 | 50...90 => ("L", 50), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | 40...50 => ("XL", 40), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:23:19 [INFO] [stdout] | [INFO] [stdout] 23 | 10...40 => ("X", 10), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:25:18 [INFO] [stdout] | [INFO] [stdout] 25 | 5...9 => ("V", 5), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/integer_to_roman.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | 1...4 => ("I", 1), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/nim_game.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | 1...3 => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::i32` [INFO] [stdout] --> src/reverse_integer.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | use std::i32; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::min` [INFO] [stdout] --> src/three_sum_closest.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use std::cmp::min; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 15 | 1000...std::i32::MAX => ("M", 1000), [INFO] [stdout] | -------------------- this range overlaps on `1000_i32`... [INFO] [stdout] 16 | 900...1000 => ("CM", 900), [INFO] [stdout] | ^^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(overlapping_range_endpoints)]` on by default [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 16 | 900...1000 => ("CM", 900), [INFO] [stdout] | ---------- this range overlaps on `900_i32`... [INFO] [stdout] 17 | 500...900 => ("D", 500), [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 17 | 500...900 => ("D", 500), [INFO] [stdout] | --------- this range overlaps on `500_i32`... [INFO] [stdout] 18 | 400...500 => ("CD", 400), [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 18 | 400...500 => ("CD", 400), [INFO] [stdout] | --------- this range overlaps on `400_i32`... [INFO] [stdout] 19 | 100...400 => ("C", 100), [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 19 | 100...400 => ("C", 100), [INFO] [stdout] | --------- this range overlaps on `100_i32`... [INFO] [stdout] 20 | 90...100 => ("XC", 90), [INFO] [stdout] | ^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 20 | 90...100 => ("XC", 90), [INFO] [stdout] | -------- this range overlaps on `90_i32`... [INFO] [stdout] 21 | 50...90 => ("L", 50), [INFO] [stdout] | ^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 21 | 50...90 => ("L", 50), [INFO] [stdout] | ------- this range overlaps on `50_i32`... [INFO] [stdout] 22 | 40...50 => ("XL", 40), [INFO] [stdout] | ^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> src/integer_to_roman.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 22 | 40...50 => ("XL", 40), [INFO] [stdout] | ------- this range overlaps on `40_i32`... [INFO] [stdout] 23 | 10...40 => ("X", 10), [INFO] [stdout] | ^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/convert_a_number_to_hexadecimal.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | for i in 0..8 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sudoku_solver.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut expected_solution = vec![ [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sudoku_solver.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut expected_solution = vec![ [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `map` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/three_sum.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 17 | let value = map.get(&x).unwrap_or(&0); [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 18 | map.insert(x, *value + 1); [INFO] [stdout] | ^^^ ------ immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/combination_sum.rs:16:25 [INFO] [stdout] | [INFO] [stdout] 16 | let mut vec1 = Solution::combination_sum(candidates.clone(), target - *x); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/invert_binary_tree.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | 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: `new` [INFO] [stdout] --> src/invert_binary_tree.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `invert_tree` [INFO] [stdout] --> src/invert_binary_tree.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn invert_tree(root: Option>>) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/big_countries.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/big_countries.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/list.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/merge_two_binary_trees.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/merge_two_binary_trees.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `merge_trees` [INFO] [stdout] --> src/merge_two_binary_trees.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn merge_trees( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RecentCounter` [INFO] [stdout] --> src/number_of_recent_calls.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct RecentCounter { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/number_of_recent_calls.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `ping` [INFO] [stdout] --> src/number_of_recent_calls.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | fn ping(&mut self, t: i32) -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> src/sort_colors.rs:19:28 [INFO] [stdout] | [INFO] [stdout] 19 | let value = if 0 <= i && i < counts[0] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 45 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.21s [INFO] running `Command { std: "docker" "inspect" "2e64bfcfd3191274bdeef3d4288028d14e62fb34a4cb479a6a07e3b7a2685fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e64bfcfd3191274bdeef3d4288028d14e62fb34a4cb479a6a07e3b7a2685fde", kill_on_drop: false }` [INFO] [stdout] 2e64bfcfd3191274bdeef3d4288028d14e62fb34a4cb479a6a07e3b7a2685fde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] c0234152a7dedc6583e1e2f2e5d0e58ce94e56d4b2389d9bc5ff52018c7f315e [INFO] running `Command { std: "docker" "start" "-a" "c0234152a7dedc6583e1e2f2e5d0e58ce94e56d4b2389d9bc5ff52018c7f315e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::cmp::max` [INFO] [stderr] --> src/maximum_depth_of_binary_tree.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | use std::cmp::max; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/apply_discount_every_n_orders.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ShlAssign`, `Shl`, `Shr` [INFO] [stderr] --> src/convert_a_number_to_hexadecimal.rs:1:16 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::{Shl, ShlAssign, Shr}; [INFO] [stderr] | ^^^ ^^^^^^^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hint::unreachable_unchecked` [INFO] [stderr] --> src/convert_a_number_to_hexadecimal.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::hint::unreachable_unchecked; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/container_with_most_water.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | /// two pointer solution [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 23 | [INFO] [stderr] 24 | let mut start = 0usize; [INFO] [stderr] | ----------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:15:21 [INFO] [stderr] | [INFO] [stderr] 15 | 1000...std::i32::MAX => ("M", 1000), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:16:20 [INFO] [stderr] | [INFO] [stderr] 16 | 900...1000 => ("CM", 900), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:17:20 [INFO] [stderr] | [INFO] [stderr] 17 | 500...900 => ("D", 500), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:18:20 [INFO] [stderr] | [INFO] [stderr] 18 | 400...500 => ("CD", 400), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:19:20 [INFO] [stderr] | [INFO] [stderr] 19 | 100...400 => ("C", 100), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:20:19 [INFO] [stderr] | [INFO] [stderr] 20 | 90...100 => ("XC", 90), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:21:19 [INFO] [stderr] | [INFO] [stderr] 21 | 50...90 => ("L", 50), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:22:19 [INFO] [stderr] | [INFO] [stderr] 22 | 40...50 => ("XL", 40), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:23:19 [INFO] [stderr] | [INFO] [stderr] 23 | 10...40 => ("X", 10), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:25:18 [INFO] [stderr] | [INFO] [stderr] 25 | 5...9 => ("V", 5), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/integer_to_roman.rs:27:18 [INFO] [stderr] | [INFO] [stderr] 27 | 1...4 => ("I", 1), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/nim_game.rs:11:14 [INFO] [stderr] | [INFO] [stderr] 11 | 1...3 => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::i32` [INFO] [stderr] --> src/reverse_integer.rs:11:13 [INFO] [stderr] | [INFO] [stderr] 11 | use std::i32; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::min` [INFO] [stderr] --> src/three_sum_closest.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | use std::cmp::min; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple patterns overlap on their endpoints [INFO] [stderr] --> src/integer_to_roman.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 15 | 1000...std::i32::MAX => ("M", 1000), [INFO] [stderr] | -------------------- this range overlaps on `1000_i32`... [INFO] [stderr] 16 | 900...1000 => ("CM", 900), [INFO] [stderr] | ^^^^^^^^^^ ... with this range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(overlapping_range_endpoints)]` on by default [INFO] [stderr] = note: you likely meant to write mutually exclusive ranges [INFO] [stderr] [INFO] [stderr] warning: multiple patterns overlap on their endpoints [INFO] [stderr] --> src/integer_to_roman.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 16 | 900...1000 => ("CM", 900), [INFO] [stderr] | ---------- this range overlaps on `900_i32`... [INFO] [stderr] 17 | 500...900 => ("D", 500), [INFO] [stderr] | ^^^^^^^^^ ... with this range [INFO] [stderr] | [INFO] [stderr] = note: you likely meant to write mutually exclusive ranges [INFO] [stderr] [INFO] [stderr] warning: multiple patterns overlap on their endpoints [INFO] [stderr] --> src/integer_to_roman.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 17 | 500...900 => ("D", 500), [INFO] [stderr] | --------- this range overlaps on `500_i32`... [INFO] [stderr] 18 | 400...500 => ("CD", 400), [INFO] [stderr] | ^^^^^^^^^ ... with this range [INFO] [stderr] | [INFO] [stderr] = note: you likely meant to write mutually exclusive ranges [INFO] [stderr] [INFO] [stderr] warning: multiple patterns overlap on their endpoints [INFO] [stderr] --> src/integer_to_roman.rs:19:17 [INFO] [stderr] | [INFO] [stderr] 18 | 400...500 => ("CD", 400), [INFO] [stderr] | --------- this range overlaps on `400_i32`... [INFO] [stderr] 19 | 100...400 => ("C", 100), [INFO] [stderr] | ^^^^^^^^^ ... with this range [INFO] [stderr] | [INFO] [stderr] = note: you likely meant to write mutually exclusive ranges [INFO] [stderr] [INFO] [stderr] warning: multiple patterns overlap on their endpoints [INFO] [stderr] --> src/integer_to_roman.rs:20:17 [INFO] [stderr] | [INFO] [stderr] 19 | 100...400 => ("C", 100), [INFO] [stderr] | --------- this range overlaps on `100_i32`... [INFO] [stderr] 20 | 90...100 => ("XC", 90), [INFO] [stderr] | ^^^^^^^^ ... with this range [INFO] [stderr] | [INFO] [stderr] = note: you likely meant to write mutually exclusive ranges [INFO] [stderr] [INFO] [stderr] warning: multiple patterns overlap on their endpoints [INFO] [stderr] --> src/integer_to_roman.rs:21:17 [INFO] [stderr] | [INFO] [stderr] 20 | 90...100 => ("XC", 90), [INFO] [stderr] | -------- this range overlaps on `90_i32`... [INFO] [stderr] 21 | 50...90 => ("L", 50), [INFO] [stderr] | ^^^^^^^ ... with this range [INFO] [stderr] | [INFO] [stderr] = note: you likely meant to write mutually exclusive ranges [INFO] [stderr] [INFO] [stderr] warning: multiple patterns overlap on their endpoints [INFO] [stderr] --> src/integer_to_roman.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 21 | 50...90 => ("L", 50), [INFO] [stderr] | ------- this range overlaps on `50_i32`... [INFO] [stderr] 22 | 40...50 => ("XL", 40), [INFO] [stderr] | ^^^^^^^ ... with this range [INFO] [stderr] | [INFO] [stderr] = note: you likely meant to write mutually exclusive ranges [INFO] [stderr] [INFO] [stderr] warning: multiple patterns overlap on their endpoints [INFO] [stderr] --> src/integer_to_roman.rs:23:17 [INFO] [stderr] | [INFO] [stderr] 22 | 40...50 => ("XL", 40), [INFO] [stderr] | ------- this range overlaps on `40_i32`... [INFO] [stderr] 23 | 10...40 => ("X", 10), [INFO] [stderr] | ^^^^^^^ ... with this range [INFO] [stderr] | [INFO] [stderr] = note: you likely meant to write mutually exclusive ranges [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/convert_a_number_to_hexadecimal.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | for i in 0..8 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/sudoku_solver.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | let mut expected_solution = vec![ [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/sudoku_solver.rs:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | let mut expected_solution = vec![ [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `map` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/three_sum.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 17 | let value = map.get(&x).unwrap_or(&0); [INFO] [stderr] | --- immutable borrow occurs here [INFO] [stderr] 18 | map.insert(x, *value + 1); [INFO] [stderr] | ^^^ ------ immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/combination_sum.rs:16:25 [INFO] [stderr] | [INFO] [stderr] 16 | let mut vec1 = Solution::combination_sum(candidates.clone(), target - *x); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Solution` [INFO] [stderr] --> src/invert_binary_tree.rs:37:8 [INFO] [stderr] | [INFO] [stderr] 37 | struct Solution; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/invert_binary_tree.rs:48:12 [INFO] [stderr] | [INFO] [stderr] 48 | pub fn new(val: i32) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `invert_tree` [INFO] [stderr] --> src/invert_binary_tree.rs:63:12 [INFO] [stderr] | [INFO] [stderr] 63 | pub fn invert_tree(root: Option>>) -> Option>> { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Solution` [INFO] [stderr] --> src/big_countries.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | struct Solution; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `main` [INFO] [stderr] --> src/big_countries.rs:10:4 [INFO] [stderr] | [INFO] [stderr] 10 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/list.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | fn new(val: i32) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/merge_two_binary_trees.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn new(val: i32) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Solution` [INFO] [stderr] --> src/merge_two_binary_trees.rs:29:8 [INFO] [stderr] | [INFO] [stderr] 29 | struct Solution; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `merge_trees` [INFO] [stderr] --> src/merge_two_binary_trees.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn merge_trees( [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `RecentCounter` [INFO] [stderr] --> src/number_of_recent_calls.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | struct RecentCounter { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/number_of_recent_calls.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 12 | fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `ping` [INFO] [stderr] --> src/number_of_recent_calls.rs:16:8 [INFO] [stderr] | [INFO] [stderr] 16 | fn ping(&mut self, t: i32) -> i32 { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/sort_colors.rs:19:28 [INFO] [stderr] | [INFO] [stderr] 19 | let value = if 0 <= i && i < counts[0] { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `leetcode` (bin "leetcode" test) generated 45 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.41s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leetcode-2f2bc07b57188f35) [INFO] [stdout] [INFO] [stdout] running 113 tests [INFO] [stdout] test add_two_number::test::should_return_01 ... ok [INFO] [stdout] test add_two_number::test::should_return_708 ... ok [INFO] [stdout] test array_partition_i::test1 ... ok [INFO] [stdout] test apply_discount_every_n_orders::test::test1 ... ok [INFO] [stdout] test binary_tree_level_order_traversal::test::test2 ... ok [INFO] [stdout] test combination_sum::all_test ... ok [INFO] [stdout] test convert_a_number_to_hexadecimal::test::test1 ... ok [INFO] [stdout] test convert_a_number_to_hexadecimal::test::test2 ... ok [INFO] [stdout] test container_with_most_water::test::test ... ok [INFO] [stdout] test convert_a_number_to_hexadecimal::test::test3 ... ok [INFO] [stdout] test di_string_match::ddi ... ok [INFO] [stdout] test di_string_match::idid ... ok [INFO] [stdout] test di_string_match::iii ... ok [INFO] [stdout] test divide_two_integers::test::test1 ... ok [INFO] [stdout] test divide_two_integers::test::test2 ... ok [INFO] [stdout] test divide_two_integers::test::test3 ... ok [INFO] [stdout] test divide_two_integers::test::test4 ... ok [INFO] [stdout] test divide_two_integers::test::test5 ... ok [INFO] [stdout] test divide_two_integers::test::test6 ... ok [INFO] [stdout] test divide_two_integers::test::test7 ... ok [INFO] [stdout] test divide_two_integers::test::test8 ... ok [INFO] [stdout] test divide_two_integers::test::test9 ... ok [INFO] [stdout] test flipping_an_image::test1 ... ok [INFO] [stdout] test flipping_an_image::test2 ... ok [INFO] [stdout] test generate_parentheses::test::test ... ok [INFO] [stdout] test hamming_distance::test ... ok [INFO] [stdout] test generate_parentheses::test::test_n_equals_0 ... ok [INFO] [stdout] test implement_strstr::test::test1 ... ok [INFO] [stdout] test implement_strstr::test::test2 ... ok [INFO] [stdout] test implement_strstr::test::test3 ... ok [INFO] [stdout] test implement_strstr::test::test4 ... ok [INFO] [stdout] test implement_strstr::test::test5 ... ok [INFO] [stdout] test implement_strstr::test::test6 ... ok [INFO] [stdout] test implement_strstr::test::test7 ... ok [INFO] [stdout] test integer_to_roman::test::should_return_iii_given_3 ... ok [INFO] [stdout] test integer_to_roman::test::should_return_iv_given_4 ... ok [INFO] [stdout] test integer_to_roman::test::should_return_ix_given_9 ... ok [INFO] [stdout] test integer_to_roman::test::should_return_lviii_given_58 ... ok [INFO] [stdout] test integer_to_roman::test::should_return_mcmxciv_given_1994 ... ok [INFO] [stdout] test jewels_and_stones::all_test ... ok [INFO] [stdout] test letter_combinations_of_a_phone_number::test::should_work_with_one_letter ... ok [INFO] [stdout] test letter_combinations_of_a_phone_number::test::should_work_with_two_letter ... ok [INFO] [stdout] test longest_substring_without_repeating_characters::test::should_return_0_given_empty ... ok [INFO] [stdout] test letter_combinations_of_a_phone_number::test::should_work_with_two_letter_with_invalid_letter ... ok [INFO] [stdout] test longest_substring_without_repeating_characters::test::should_return_0_given_empty_string ... ok [INFO] [stdout] test longest_substring_without_repeating_characters::test::should_return_1_given_bbbbb ... ok [INFO] [stdout] test longest_substring_without_repeating_characters::test::should_return_3_given_abcabcbb ... ok [INFO] [stdout] test longest_substring_without_repeating_characters::test::should_return_3_given_pwwkew ... ok [INFO] [stdout] test maximum_depth_of_binary_tree::test::test2 ... ok [INFO] [stdout] test maximum_depth_of_binary_tree::test::test ... ok [INFO] [stdout] test nim_game::test ... ok [INFO] [stdout] test palindrome_number::test::should_return_false_given_10 ... ok [INFO] [stdout] test palindrome_number::test::should_return_false_given_negative_number ... ok [INFO] [stdout] test palindrome_number::test::should_return_true_given_zero ... ok [INFO] [stdout] test palindrome_number::test::should_return_true_given_121 ... ok [INFO] [stdout] test peak_index_in_a_mountain_array::test2 ... ok [INFO] [stdout] test remove_duplicates_from_sorted_array::test::should_return_2_given_1_1_2 ... ok [INFO] [stdout] test peak_index_in_a_mountain_array::test1 ... ok [INFO] [stdout] test remove_element::test::test1 ... ok [INFO] [stdout] test permutations::test::test ... ok [INFO] [stdout] test remove_duplicates_from_sorted_array::test::should_return_5_given_0_0_1_1_1_2_2_3_3_4 ... ok [INFO] [stdout] test remove_element::test::test2 ... ok [INFO] [stdout] test reverse_integer::test::should_return_0_given_1534236469 ... ok [INFO] [stdout] test reverse_integer::test::should_return_321_given_123 ... ok [INFO] [stdout] test robot_return_to_origin::test ... ok [INFO] [stdout] test same_tree::test::test ... ok [INFO] [stdout] test same_tree::test::test2 ... ok [INFO] [stdout] test same_tree::test::test3 ... ok [INFO] [stdout] test search_in_rotated_sorted_array::test::test ... ok [INFO] [stdout] test reverse_integer::test::should_return_21_given_120 ... ok [INFO] [stdout] test search_in_rotated_sorted_array::test::test2 ... ok [INFO] [stdout] test search_in_rotated_sorted_array::test::test3 ... ok [INFO] [stdout] test search_in_rotated_sorted_array::test::test4 ... ok [INFO] [stdout] test search_in_rotated_sorted_array::test::test6 ... ok [INFO] [stdout] test search_in_rotated_sorted_array::test::test5 ... ok [INFO] [stdout] test search_in_rotated_sorted_array::test::test_rotated ... ok [INFO] [stdout] test self_dividing_numbers::test1 ... ok [INFO] [stdout] test sort_array_by_parity::test1 ... ok [INFO] [stdout] test sort_array_by_parity_ii::test1 ... ok [INFO] [stdout] test sort_colors::test::should_sort_given_non_sorted_vec ... ok [INFO] [stdout] test string_to_integer_atoi::test::should_check_overflow ... ok [INFO] [stdout] test string_to_integer_atoi::test::should_get_zero_with_internal_space ... ok [INFO] [stdout] test string_to_integer_atoi::test::should_get_zero_with_prefix_words ... ok [INFO] [stdout] test string_to_integer_atoi::test::should_work_with_add_mark ... ok [INFO] [stdout] test string_to_integer_atoi::test::should_work_with_both_add_minus_mark ... ok [INFO] [stdout] test string_to_integer_atoi::test::should_work_with_minus_mark ... ok [INFO] [stdout] test string_to_integer_atoi::test::should_work_with_postfix_external_words ... ok [INFO] [stdout] test string_to_integer_atoi::test::test ... ok [INFO] [stdout] test three_sum::test::test2 ... ok [INFO] [stdout] test three_sum_closest::test::test ... ok [INFO] [stdout] test two_sum::test1 ... ok [INFO] [stdout] test to_lower_case::test ... ok [INFO] [stdout] test string_to_integer_atoi::test::should_work_with_normal_number ... ok [INFO] [stdout] test reverse_integer::test::should_return_negative_321_given_negative_123 ... ok [INFO] [stdout] test three_sum::test::test ... ok [INFO] [stdout] test sudoku_solver::test::test_invalid_method ... ok [INFO] [stdout] test binary_tree_level_order_traversal::test::test ... FAILED [INFO] [stdout] test string_to_integer_atoi::test::should_work_with_prefix_space ... ok [INFO] [stdout] test two_sum::test3 ... ok [INFO] [stdout] test valid_parentheses::test::test1 ... ok [INFO] [stdout] test unique_email_addresses::test ... ok [INFO] [stdout] test valid_parentheses::test::test3 ... ok [INFO] [stdout] test valid_parentheses::test::test4 ... ok [INFO] [stdout] test unique_morse_code_words::test1 ... ok [INFO] [stdout] test two_sum::test2 ... ok [INFO] [stdout] test zigzag_conversion::test::should_it_works ... ok [INFO] [stdout] test valid_sudoku::test::test2 ... ok [INFO] [stdout] test valid_sudoku::test::test ... ok [INFO] [stdout] test valid_parentheses::test::test2 ... ok [INFO] [stdout] test zigzag_conversion::test::show_return_itself_when_number_is_1 ... ok [INFO] [stdout] test valid_parentheses::test::test5 ... ok [INFO] [stdout] test zigzag_conversion::test::should_it_works_too ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin leetcode' [INFO] [stdout] test sudoku_solver::test::test ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- binary_tree_level_order_traversal::test::test stdout ---- [INFO] [stdout] thread 'binary_tree_level_order_traversal::test::test' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[[3], [9, 20], [15, 7]]`, [INFO] [stdout] right: `[[3], [20, 9], [15, 7]]`', src/binary_tree_level_order_traversal.rs:130:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558e98a0d790 - 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: 0x558e98a0d790 - 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: 0x558e98a0d790 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x558e98a0d790 - ::fmt::he1640d5f0d93f618 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x558e98a3048c - core::fmt::write::h88012e1f01caeebf [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x558e98a0a845 - std::io::Write::write_fmt::h7728c39ea5632753 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x558e98a0f8fb - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x558e98a0f8fb - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x558e98a0f8fb - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x558e98a0f40c - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x558e98a0ffc4 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x558e98a0faa7 - std::panicking::begin_panic_handler::{{closure}}::h33f9c1b96af300d7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x558e98a0dc8c - 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: 0x558e98a0fa09 - rust_begin_unwind [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x558e98952431 - core::panicking::panic_fmt::h12a3a3c256485fca [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x558e98a2ed78 - core::panicking::assert_failed_inner::hd10540743cd0e11a [INFO] [stdout] 16: 0x558e9899f92a - core::panicking::assert_failed::hff18063b1f21258e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x558e9897967e - leetcode::binary_tree_level_order_traversal::test::test::h02bba25f41a86598 [INFO] [stdout] at /opt/rustwide/workdir/src/binary_tree_level_order_traversal.rs:130:9 [INFO] [stdout] 18: 0x558e98978eea - leetcode::binary_tree_level_order_traversal::test::test::{{closure}}::h436caf314277ac2f [INFO] [stdout] at /opt/rustwide/workdir/src/binary_tree_level_order_traversal.rs:109:5 [INFO] [stdout] 19: 0x558e9897d98e - core::ops::function::FnOnce::call_once::hc15a50b1000adee1 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x558e989f2053 - core::ops::function::FnOnce::call_once::h5aba9a5d361d6c79 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x558e989f2053 - test::__rust_begin_short_backtrace::h705bb53b2b1d45e6 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:578:5 [INFO] [stdout] 22: 0x558e989f0b08 - as core::ops::function::FnOnce>::call_once::ha20f614d7c0b2b6d [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 23: 0x558e989f0b08 - as core::ops::function::FnOnce<()>>::call_once::hf02f19eeb64ceabd [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:347:9 [INFO] [stdout] 24: 0x558e989f0b08 - std::panicking::try::do_call::h4bfab65eb3b4b036 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x558e989f0b08 - std::panicking::try::h6613a46a6d2b6f88 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x558e989f0b08 - std::panic::catch_unwind::h9f07b17b60991273 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x558e989f0b08 - test::run_test_in_process::hc38797eecf07854f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:601:18 [INFO] [stdout] 28: 0x558e989f0b08 - test::run_test::run_test_inner::{{closure}}::hac209db8bce0fd77 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:493:39 [INFO] [stdout] 29: 0x558e989bf29d - test::run_test::run_test_inner::{{closure}}::h4aefdd4b4a423e20 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:520:37 [INFO] [stdout] 30: 0x558e989bf29d - 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] 31: 0x558e989c3a78 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hd84fd5e0b5b1f45f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 32: 0x558e989c3a78 - as core::ops::function::FnOnce<()>>::call_once::he23556962a2ae14b [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:347:9 [INFO] [stdout] 33: 0x558e989c3a78 - std::panicking::try::do_call::h67d4f93e1fbaa5f9 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x558e989c3a78 - std::panicking::try::h396886e678db815e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x558e989c3a78 - std::panic::catch_unwind::hc1d64dcecf0a00e0 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 36: 0x558e989c3a78 - std::thread::Builder::spawn_unchecked::{{closure}}::hc2644cf33cb61d8e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 37: 0x558e989c3a78 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4473c2c77b66963f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x558e98a14b37 - as core::ops::function::FnOnce>::call_once::h6bff7798948b1075 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x558e98a14b37 - as core::ops::function::FnOnce>::call_once::hc2d25ac38f6b2342 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x558e98a14b37 - 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] 41: 0x7f4757b3b609 - start_thread [INFO] [stdout] 42: 0x7f475790d293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] binary_tree_level_order_traversal::test::test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 112 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c0234152a7dedc6583e1e2f2e5d0e58ce94e56d4b2389d9bc5ff52018c7f315e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0234152a7dedc6583e1e2f2e5d0e58ce94e56d4b2389d9bc5ff52018c7f315e", kill_on_drop: false }` [INFO] [stdout] c0234152a7dedc6583e1e2f2e5d0e58ce94e56d4b2389d9bc5ff52018c7f315e