[INFO] cloning repository https://github.com/chux0519/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/chux0519/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Fleetcode-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Fleetcode-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aa273bc7ae5e92a800ced6f87c00723011082dd6 [INFO] checking chux0519/leetcode-rust against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Fleetcode-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chux0519/leetcode-rust on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chux0519/leetcode-rust [INFO] finished tweaking git repo https://github.com/chux0519/leetcode-rust [INFO] tweaked toml for git repo https://github.com/chux0519/leetcode-rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/chux0519/leetcode-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83d908656d46276c225da49437c6b8e323a05dbc5149cb924d29c8263812be0a [INFO] running `Command { std: "docker" "start" "-a" "83d908656d46276c225da49437c6b8e323a05dbc5149cb924d29c8263812be0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83d908656d46276c225da49437c6b8e323a05dbc5149cb924d29c8263812be0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83d908656d46276c225da49437c6b8e323a05dbc5149cb924d29c8263812be0a", kill_on_drop: false }` [INFO] [stdout] 83d908656d46276c225da49437c6b8e323a05dbc5149cb924d29c8263812be0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9e422b779f6dd2b879b1c1e875e0ccd252afebf99a41e72c25de98d6e6d0ee1 [INFO] running `Command { std: "docker" "start" "-a" "d9e422b779f6dd2b879b1c1e875e0ccd252afebf99a41e72c25de98d6e6d0ee1", kill_on_drop: false }` [INFO] [stderr] Checking leetcode-rust v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q001/mod.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | 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/q001/mod.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `two_pass_hashmap` [INFO] [stdout] --> src/q001/mod.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn two_pass_hashmap(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `one_pass_hashmap` [INFO] [stdout] --> src/q001/mod.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn one_pass_hashmap(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q1277/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_squares_` [INFO] [stdout] --> src/q1277/mod.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn count_squares_(matrix: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_squares` [INFO] [stdout] --> src/q1277/mod.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn count_squares(matrix: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q1395/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num_teams` [INFO] [stdout] --> src/q1395/mod.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn num_teams(rating: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q1641/mod.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_vowel_strings` [INFO] [stdout] --> src/q1641/mod.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn count_vowel_strings(n: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/q894/mod.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q894/mod.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `all_possible_fbt` [INFO] [stdout] --> src/q894/mod.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn all_possible_fbt(n: i32) -> Vec>>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `all_possible_fbt_rec` [INFO] [stdout] --> src/q894/mod.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn all_possible_fbt_rec( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_squares_` [INFO] [stdout] --> src/q1277/mod.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn count_squares_(matrix: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "d9e422b779f6dd2b879b1c1e875e0ccd252afebf99a41e72c25de98d6e6d0ee1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9e422b779f6dd2b879b1c1e875e0ccd252afebf99a41e72c25de98d6e6d0ee1", kill_on_drop: false }` [INFO] [stdout] d9e422b779f6dd2b879b1c1e875e0ccd252afebf99a41e72c25de98d6e6d0ee1