[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] testing chux0519/leetcode-rust against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Fleetcode-rust" "/workspace/builds/worker-77/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chux0519/leetcode-rust on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-77/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" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a8be930f5d533bebfeb8412c056cccc5987a97700b33f382d319ed52ff0f46a [INFO] running `Command { std: "docker" "start" "-a" "1a8be930f5d533bebfeb8412c056cccc5987a97700b33f382d319ed52ff0f46a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a8be930f5d533bebfeb8412c056cccc5987a97700b33f382d319ed52ff0f46a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a8be930f5d533bebfeb8412c056cccc5987a97700b33f382d319ed52ff0f46a", kill_on_drop: false }` [INFO] [stdout] 1a8be930f5d533bebfeb8412c056cccc5987a97700b33f382d319ed52ff0f46a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd695bd114bb2f39d815960cff47d9c5973f0a7acdeec6b19f9d23025bd1261c [INFO] running `Command { std: "docker" "start" "-a" "fd695bd114bb2f39d815960cff47d9c5973f0a7acdeec6b19f9d23025bd1261c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "fd695bd114bb2f39d815960cff47d9c5973f0a7acdeec6b19f9d23025bd1261c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd695bd114bb2f39d815960cff47d9c5973f0a7acdeec6b19f9d23025bd1261c", kill_on_drop: false }` [INFO] [stdout] fd695bd114bb2f39d815960cff47d9c5973f0a7acdeec6b19f9d23025bd1261c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60b0adfb1a491c561b98a1d5d12f660754cde2209f23568a5caa2a7ddac8c140 [INFO] running `Command { std: "docker" "start" "-a" "60b0adfb1a491c561b98a1d5d12f660754cde2209f23568a5caa2a7ddac8c140", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling leetcode-rust v0.2.0 (/opt/rustwide/workdir) [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 test [unoptimized + debuginfo] target(s) in 16.12s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode_rust-c48c4699720bb018) [INFO] running `Command { std: "docker" "inspect" "60b0adfb1a491c561b98a1d5d12f660754cde2209f23568a5caa2a7ddac8c140", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60b0adfb1a491c561b98a1d5d12f660754cde2209f23568a5caa2a7ddac8c140", kill_on_drop: false }` [INFO] [stdout] 60b0adfb1a491c561b98a1d5d12f660754cde2209f23568a5caa2a7ddac8c140 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ff6b62123b1fc03982c12248b6f61bcc9a480d8fd45ba86b1ab47fa65f665ae7 [INFO] running `Command { std: "docker" "start" "-a" "ff6b62123b1fc03982c12248b6f61bcc9a480d8fd45ba86b1ab47fa65f665ae7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: associated function is never used: `count_squares_` [INFO] [stderr] --> src/q1277/mod.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn count_squares_(matrix: Vec>) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `leetcode-rust` (bin "leetcode-rust" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.54s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode_rust-c48c4699720bb018) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test q001::tests::q001 ... ok [INFO] [stdout] test q1277::tests::q1277 ... ok [INFO] [stdout] test q1395::tests::q1395 ... ok [INFO] [stdout] test q1641::tests::q1641 ... ok [INFO] [stdout] test q894::tests::q894 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ff6b62123b1fc03982c12248b6f61bcc9a480d8fd45ba86b1ab47fa65f665ae7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff6b62123b1fc03982c12248b6f61bcc9a480d8fd45ba86b1ab47fa65f665ae7", kill_on_drop: false }` [INFO] [stdout] ff6b62123b1fc03982c12248b6f61bcc9a480d8fd45ba86b1ab47fa65f665ae7