[INFO] cloning repository https://github.com/MirkoCovizzi/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/MirkoCovizzi/Leetcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMirkoCovizzi%2FLeetcode-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMirkoCovizzi%2FLeetcode-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1dcbc878eaa01b61dd45bb672c1d662ed37626cd [INFO] checking MirkoCovizzi/Leetcode-rs against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMirkoCovizzi%2FLeetcode-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MirkoCovizzi/Leetcode-rs on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MirkoCovizzi/Leetcode-rs [INFO] finished tweaking git repo https://github.com/MirkoCovizzi/Leetcode-rs [INFO] tweaked toml for git repo https://github.com/MirkoCovizzi/Leetcode-rs written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/MirkoCovizzi/Leetcode-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07a8b50df4e3c9ef402d9434fa7cff99c33f0d48f5ecfd4a7e1703707232bf75 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "07a8b50df4e3c9ef402d9434fa7cff99c33f0d48f5ecfd4a7e1703707232bf75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07a8b50df4e3c9ef402d9434fa7cff99c33f0d48f5ecfd4a7e1703707232bf75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07a8b50df4e3c9ef402d9434fa7cff99c33f0d48f5ecfd4a7e1703707232bf75", kill_on_drop: false }` [INFO] [stdout] 07a8b50df4e3c9ef402d9434fa7cff99c33f0d48f5ecfd4a7e1703707232bf75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d7d9e670a192ec9c3dc55c3711bc6cc08a7fbdc3258963881c5493cdeab86ec [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2d7d9e670a192ec9c3dc55c3711bc6cc08a7fbdc3258963881c5493cdeab86ec", kill_on_drop: false }` [INFO] [stderr] Checking leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `max_profit` [INFO] [stdout] --> src/buy_sell_stock/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn max_profit(prices: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `climb_stairs` [INFO] [stdout] --> src/climbing_stairs/mod.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn climb_stairs(n: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `length_of_longest_substring` [INFO] [stdout] --> src/longest_substring_without_repeating_characters/mod.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn length_of_longest_substring(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `max_sub_array` [INFO] [stdout] --> src/maximum_subarray/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn max_sub_array(nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dfs` [INFO] [stdout] --> src/number_of_islands/mod.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn dfs(grid: &mut Vec>, i: i32, j: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `num_islands` [INFO] [stdout] --> src/number_of_islands/mod.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn num_islands(grid: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/remove_nth_node_from_end_of_list/mod.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `remove_nth_from_end` [INFO] [stdout] --> src/remove_nth_node_from_end_of_list/mod.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn remove_nth_from_end(head: Option>, n: i32) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/reverse_linked_list/mod.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `reverse_list` [INFO] [stdout] --> src/reverse_linked_list/mod.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn reverse_list(head: Option>) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `set_zeroes` [INFO] [stdout] --> src/set_matrix_zeroes/mod.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn set_zeroes(matrix: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spiral_order` [INFO] [stdout] --> src/spiral_matrix/mod.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn spiral_order(matrix: Vec>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_sum` [INFO] [stdout] --> src/sum_two_integers/mod.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn get_sum(a: i32, b: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `two_sum` [INFO] [stdout] --> src/two_sum/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "2d7d9e670a192ec9c3dc55c3711bc6cc08a7fbdc3258963881c5493cdeab86ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d7d9e670a192ec9c3dc55c3711bc6cc08a7fbdc3258963881c5493cdeab86ec", kill_on_drop: false }` [INFO] [stdout] 2d7d9e670a192ec9c3dc55c3711bc6cc08a7fbdc3258963881c5493cdeab86ec