[INFO] cloning repository https://github.com/sonmessia/leetcode_by_night
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sonmessia/leetcode_by_night" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonmessia%2Fleetcode_by_night", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonmessia%2Fleetcode_by_night'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4717e848d652d335eaa7194a25c013438a15fce
[INFO] checking sonmessia/leetcode_by_night against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonmessia%2Fleetcode_by_night" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sonmessia/leetcode_by_night
[INFO] finished tweaking git repo https://github.com/sonmessia/leetcode_by_night
[INFO] tweaked toml for git repo https://github.com/sonmessia/leetcode_by_night written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sonmessia/leetcode_by_night on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sonmessia/leetcode_by_night already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking sonmessia/leetcode_by_night against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonmessia%2Fleetcode_by_night" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sonmessia/leetcode_by_night
[INFO] finished tweaking git repo https://github.com/sonmessia/leetcode_by_night
[INFO] tweaked toml for git repo https://github.com/sonmessia/leetcode_by_night written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sonmessia/leetcode_by_night on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sonmessia/leetcode_by_night already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ran v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b9e0f03683c0ff6604a28946ed6cfd5b4edc9db40ec7bece439e20376ee1872
[INFO] running `Command { std: "docker" "start" "-a" "4b9e0f03683c0ff6604a28946ed6cfd5b4edc9db40ec7bece439e20376ee1872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b9e0f03683c0ff6604a28946ed6cfd5b4edc9db40ec7bece439e20376ee1872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9e0f03683c0ff6604a28946ed6cfd5b4edc9db40ec7bece439e20376ee1872", kill_on_drop: false }`
[INFO] [stdout] 4b9e0f03683c0ff6604a28946ed6cfd5b4edc9db40ec7bece439e20376ee1872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93c5ff715d3e1b61ad3d8af2a50b4554d82c1683f8ac44190548a3131664c110
[INFO] running `Command { std: "docker" "start" "-a" "93c5ff715d3e1b61ad3d8af2a50b4554d82c1683f8ac44190548a3131664c110", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]     Checking ran v2.0.1
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking LeetCodeByNight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::Reverse`
[INFO] [stdout]  --> src/daily_problem/design_movie_rental_system.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Reverse;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/daily_problem/design_movie_rental_system.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeSet, HashMap, HashSet};
[INFO] [stdout]   |                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/daily_problem/find_the_minimum_amount_of_time_to_brew_potions.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |             dp[i] = (skill[i] as i64 * mana[0] as i64);
[INFO] [stdout]   |                     ^                                ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 -             dp[i] = (skill[i] as i64 * mana[0] as i64);
[INFO] [stdout] 9 +             dp[i] = skill[i] as i64 * mana[0] as i64 ;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/daily_problem/maximum_subarray_sum_with_length_divisible_by_k.rs:15:47
[INFO] [stdout]    |
[INFO] [stdout] 15 |             ans = ans.max(prefix_sums - k_sum[(i% k)]);
[INFO] [stdout]    |                                               ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 15 -             ans = ans.max(prefix_sums - k_sum[(i% k)]);
[INFO] [stdout] 15 +             ans = ans.max(prefix_sums - k_sum[i% k ]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/daily_problem/maximum_subarray_sum_with_length_divisible_by_k.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |             k_sum[(i % k)] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout]    |                   ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -             k_sum[(i % k)] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout] 16 +             k_sum[i % k ] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/daily_problem/maximum_subarray_sum_with_length_divisible_by_k.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |             k_sum[(i % k)] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout]    |                                    ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -             k_sum[(i % k)] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout] 16 +             k_sum[(i % k)] = k_sum[i % k ].min(prefix_sums);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/daily_problem/minimum_number_of_people_to_teach.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/random_problem/find_polygon_with_the_largest_perimeter.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 ans = (ans.max(curr_sum + num as i64));
[INFO] [stdout]    |                       ^                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -                 ans = (ans.max(curr_sum + num as i64));
[INFO] [stdout] 11 +                 ans = ans.max(curr_sum + num as i64) ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeSet`
[INFO] [stdout]  --> src/random_problem/most_popular_video_creator.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/random_problem/transpose_matrix.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `daily_problem::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use daily_problem::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[warn(unused_imports)]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `random_problem::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use random_problem::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[warn(unused_imports)]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Reverse`
[INFO] [stdout]  --> src/daily_problem/design_movie_rental_system.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Reverse;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/daily_problem/design_movie_rental_system.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeSet, HashMap, HashSet};
[INFO] [stdout]   |                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/daily_problem/find_the_minimum_amount_of_time_to_brew_potions.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |             dp[i] = (skill[i] as i64 * mana[0] as i64);
[INFO] [stdout]   |                     ^                                ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 -             dp[i] = (skill[i] as i64 * mana[0] as i64);
[INFO] [stdout] 9 +             dp[i] = skill[i] as i64 * mana[0] as i64 ;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/daily_problem/maximum_subarray_sum_with_length_divisible_by_k.rs:15:47
[INFO] [stdout]    |
[INFO] [stdout] 15 |             ans = ans.max(prefix_sums - k_sum[(i% k)]);
[INFO] [stdout]    |                                               ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 15 -             ans = ans.max(prefix_sums - k_sum[(i% k)]);
[INFO] [stdout] 15 +             ans = ans.max(prefix_sums - k_sum[i% k ]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/daily_problem/maximum_subarray_sum_with_length_divisible_by_k.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |             k_sum[(i % k)] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout]    |                   ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -             k_sum[(i % k)] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout] 16 +             k_sum[i % k ] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/daily_problem/maximum_subarray_sum_with_length_divisible_by_k.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |             k_sum[(i % k)] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout]    |                                    ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -             k_sum[(i % k)] = k_sum[(i % k)].min(prefix_sums);
[INFO] [stdout] 16 +             k_sum[(i % k)] = k_sum[i % k ].min(prefix_sums);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/daily_problem/minimum_number_of_people_to_teach.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/random_problem/find_polygon_with_the_largest_perimeter.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 ans = (ans.max(curr_sum + num as i64));
[INFO] [stdout]    |                       ^                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -                 ans = (ans.max(curr_sum + num as i64));
[INFO] [stdout] 11 +                 ans = ans.max(curr_sum + num as i64) ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeSet`
[INFO] [stdout]  --> src/random_problem/most_popular_video_creator.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/random_problem/transpose_matrix.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `daily_problem::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use daily_problem::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[warn(unused_imports)]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `random_problem::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use random_problem::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[warn(unused_imports)]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/daily_problem/count_number_of_trapezoids_ii.rs:4:55
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn count_trapezoids(points: Vec<Vec<i32>>) -> i32 {}
[INFO] [stdout]   |            ----------------                           ^^^ expected `i32`, found `()`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/daily_problem/count_number_of_trapezoids_ii.rs:4:55
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn count_trapezoids(points: Vec<Vec<i32>>) -> i32 {}
[INFO] [stdout]   |            ----------------                           ^^^ expected `i32`, found `()`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/daily_problem/delete_nodes_from_linked_list_present_in_array.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 |         while let Some(mut boxed_node) = node {
[INFO] [stdout]    |                        ----^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/daily_problem/design_movie_rental_system.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new(n: i32, entries: Vec<Vec<i32>>) -> Self {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `price`
[INFO] [stdout]   --> src/daily_problem/design_movie_rental_system.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |             .map(|&(price, shop, movie)| vec![shop, movie])
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_price`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rows`
[INFO] [stdout]   --> src/daily_problem/design_spreadsheet.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new(rows: i32) -> Self {
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/daily_problem/design_spreadsheet.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if let Some(v) = self.sheet.get(&cell) {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/daily_problem/find_the_minimum_amount_of_time_to_brew_potions.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let m = mana.len();
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/daily_problem/delete_nodes_from_linked_list_present_in_array.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 |         while let Some(mut boxed_node) = node {
[INFO] [stdout]    |                        ----^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/daily_problem/design_movie_rental_system.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new(n: i32, entries: Vec<Vec<i32>>) -> Self {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `price`
[INFO] [stdout]   --> src/daily_problem/design_movie_rental_system.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |             .map(|&(price, shop, movie)| vec![shop, movie])
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_price`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rows`
[INFO] [stdout]   --> src/daily_problem/design_spreadsheet.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new(rows: i32) -> Self {
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/daily_problem/design_spreadsheet.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if let Some(v) = self.sheet.get(&cell) {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/find_triangular_sum_of_an_array.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut n = nums.len();
[INFO] [stdout]   |             ----^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/daily_problem/find_the_minimum_amount_of_time_to_brew_potions.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let m = mana.len();
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/daily_problem/lexicographically_smallest_string_after_applying_operations.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let n = s.len();
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/maximum_number_of_operations_to_move_ones_to_the_end.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut chars: Vec<char> = s.chars().collect();
[INFO] [stdout]   |             ----^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/daily_problem/minimum_number_of_people_to_teach.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut lang_map: Vec<HashSet<i32>> = languages
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_convert_all_elements_to_zero.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut s: Vec<i32> = Vec::new();
[INFO] [stdout]   |             ----^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_convert_all_elements_to_zero.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let mut ans = 0;
[INFO] [stdout]   |             ----^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_convert_all_elements_to_zero.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut s: Vec<i32> = Vec::new();
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_convert_all_elements_to_zero.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |         for num in nums {}
[INFO] [stdout]   |             ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_make_the_integer_zero.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |             let mut x: i64 = num1 as i64 - k * num2 as i64;
[INFO] [stdout]   |                 ----^
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/find_triangular_sum_of_an_array.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut n = nums.len();
[INFO] [stdout]   |             ----^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/daily_problem/lexicographically_smallest_string_after_applying_operations.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let n = s.len();
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/water_bottles.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn num_water_bottles(mut num_bottles: i32, mut num_exchange: i32) -> i32 {
[INFO] [stdout]   |                              ----^^^^^^^^^^^
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/water_bottles.rs:4:52
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn num_water_bottles(mut num_bottles: i32, mut num_exchange: i32) -> i32 {
[INFO] [stdout]   |                                                    ----^^^^^^^^^^^^
[INFO] [stdout]   |                                                    |
[INFO] [stdout]   |                                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/maximum_number_of_operations_to_move_ones_to_the_end.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut chars: Vec<char> = s.chars().collect();
[INFO] [stdout]   |             ----^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/random_problem/closest_dessert_cost.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let (mut left_found, mut right_found) = (false, false);
[INFO] [stdout]    |              ----^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/random_problem/closest_dessert_cost.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let (mut left_found, mut right_found) = (false, false);
[INFO] [stdout]    |                              ----^^^^^^^^^^^
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left_found`
[INFO] [stdout]   --> src/random_problem/closest_dessert_cost.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let (mut left_found, mut right_found) = (false, false);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_left_found`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right_found`
[INFO] [stdout]   --> src/random_problem/closest_dessert_cost.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let (mut left_found, mut right_found) = (false, false);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_found`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/daily_problem/minimum_number_of_people_to_teach.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut lang_map: Vec<HashSet<i32>> = languages
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_convert_all_elements_to_zero.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut s: Vec<i32> = Vec::new();
[INFO] [stdout]   |             ----^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_convert_all_elements_to_zero.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let mut ans = 0;
[INFO] [stdout]   |             ----^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_convert_all_elements_to_zero.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let mut s: Vec<i32> = Vec::new();
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_convert_all_elements_to_zero.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |         for num in nums {}
[INFO] [stdout]   |             ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/minimum_operations_to_make_the_integer_zero.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |             let mut x: i64 = num1 as i64 - k * num2 as i64;
[INFO] [stdout]   |                 ----^
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]  --> src/random_problem/find_the_safest_path_in_a_grid.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn maximum_safeness_factor(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]   |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/random_problem/least_number_of_unique_integers_after_k_removals.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let n = arr.len();
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/water_bottles.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn num_water_bottles(mut num_bottles: i32, mut num_exchange: i32) -> i32 {
[INFO] [stdout]   |                              ----^^^^^^^^^^^
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/daily_problem/water_bottles.rs:4:52
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn num_water_bottles(mut num_bottles: i32, mut num_exchange: i32) -> i32 {
[INFO] [stdout]   |                                                    ----^^^^^^^^^^^^
[INFO] [stdout]   |                                                    |
[INFO] [stdout]   |                                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/random_problem/prison_cells_after_n_days.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut cells = vec![0,1,0,1,1,0,0,1];
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/random_problem/closest_dessert_cost.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let (mut left_found, mut right_found) = (false, false);
[INFO] [stdout]    |              ----^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/random_problem/closest_dessert_cost.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let (mut left_found, mut right_found) = (false, false);
[INFO] [stdout]    |                              ----^^^^^^^^^^^
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left_found`
[INFO] [stdout]   --> src/random_problem/closest_dessert_cost.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let (mut left_found, mut right_found) = (false, false);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_left_found`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right_found`
[INFO] [stdout]   --> src/random_problem/closest_dessert_cost.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let (mut left_found, mut right_found) = (false, false);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_found`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]  --> src/random_problem/find_the_safest_path_in_a_grid.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn maximum_safeness_factor(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]   |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/random_problem/least_number_of_unique_integers_after_k_removals.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let n = arr.len();
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `LeetCodeByNight` (bin "LeetCodeByNight") due to 1 previous error; 36 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/random_problem/prison_cells_after_n_days.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut cells = vec![0,1,0,1,1,0,0,1];
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `LeetCodeByNight` (bin "LeetCodeByNight" test) due to 1 previous error; 36 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "93c5ff715d3e1b61ad3d8af2a50b4554d82c1683f8ac44190548a3131664c110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c5ff715d3e1b61ad3d8af2a50b4554d82c1683f8ac44190548a3131664c110", kill_on_drop: false }`
[INFO] [stdout] 93c5ff715d3e1b61ad3d8af2a50b4554d82c1683f8ac44190548a3131664c110