[INFO] cloning repository https://github.com/mindv0rtex/leetcode-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mindv0rtex/leetcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindv0rtex%2Fleetcode-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindv0rtex%2Fleetcode-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59f9992bf35767942815aaa87866681e96fde2bb
[INFO] checking mindv0rtex/leetcode-rs against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindv0rtex%2Fleetcode-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mindv0rtex/leetcode-rs on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mindv0rtex/leetcode-rs
[INFO] finished tweaking git repo https://github.com/mindv0rtex/leetcode-rs
[INFO] tweaked toml for git repo https://github.com/mindv0rtex/leetcode-rs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/mindv0rtex/leetcode-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acdf2ea44ed96481deccff803ae0dc10f74ab7ea0e5d6463d1be16c2b89059b2
[INFO] running `Command { std: "docker" "start" "-a" "acdf2ea44ed96481deccff803ae0dc10f74ab7ea0e5d6463d1be16c2b89059b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acdf2ea44ed96481deccff803ae0dc10f74ab7ea0e5d6463d1be16c2b89059b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acdf2ea44ed96481deccff803ae0dc10f74ab7ea0e5d6463d1be16c2b89059b2", kill_on_drop: false }`
[INFO] [stdout] acdf2ea44ed96481deccff803ae0dc10f74ab7ea0e5d6463d1be16c2b89059b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be5c9e7ecc8bbfd5287d4770daccb005ca1c4ab963f4c9b373e55872d7816192
[INFO] running `Command { std: "docker" "start" "-a" "be5c9e7ecc8bbfd5287d4770daccb005ca1c4ab963f4c9b373e55872d7816192", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking leetcode-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/solution/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `two_sum`
[INFO] [stdout]   --> src/solution/p0001_two_sum.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_duplicates`
[INFO] [stdout]   --> src/solution/p0026_remove_duplicates_from_sorted_array.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn remove_duplicates(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_sudoku`
[INFO] [stdout]   --> src/solution/p0036_valid_sudoku.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn is_valid_sudoku(board: Vec<Vec<char>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_image`
[INFO] [stdout]   --> src/solution/p0048_rotate_image.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn rotate_image(matrix: &mut Vec<Vec<i32>>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `plus_one`
[INFO] [stdout]   --> src/solution/p0066_plus_one.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn plus_one(digits: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_profit`
[INFO] [stdout]   --> src/solution/p0122_best_time_to_buy_and_sell_stock.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `single_number`
[INFO] [stdout]   --> src/solution/p0136_single_number.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn single_number(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate`
[INFO] [stdout]   --> src/solution/p0189_rotate_array.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn rotate(nums: &mut Vec<i32>, k: i32) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `contains_duplicate`
[INFO] [stdout]   --> src/solution/p0217_contains_duplicate.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn contains_duplicate(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `contains_duplicate2`
[INFO] [stdout]   --> src/solution/p0217_contains_duplicate.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn contains_duplicate2(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_zeroes`
[INFO] [stdout]   --> src/solution/p0283_move_zeroes.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn move_zeroes(nums: &mut Vec<i32>) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intersect`
[INFO] [stdout]   --> src/solution/p0350_intersection_of_two_arrays_ii.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn intersect(nums1: Vec<i32>, nums2: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "be5c9e7ecc8bbfd5287d4770daccb005ca1c4ab963f4c9b373e55872d7816192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5c9e7ecc8bbfd5287d4770daccb005ca1c4ab963f4c9b373e55872d7816192", kill_on_drop: false }`
[INFO] [stdout] be5c9e7ecc8bbfd5287d4770daccb005ca1c4ab963f4c9b373e55872d7816192