[INFO] cloning repository https://github.com/kihcyaZaynorB/leetcode-solution
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kihcyaZaynorB/leetcode-solution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkihcyaZaynorB%2Fleetcode-solution", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkihcyaZaynorB%2Fleetcode-solution'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86e5fd20c77e7205897c768a820a7c439da0ab5f
[INFO] testing kihcyaZaynorB/leetcode-solution against try#7af779037716ae4125ceabb429791b4cf5dd0a43 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkihcyaZaynorB%2Fleetcode-solution" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kihcyaZaynorB/leetcode-solution on toolchain 7af779037716ae4125ceabb429791b4cf5dd0a43
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kihcyaZaynorB/leetcode-solution
[INFO] finished tweaking git repo https://github.com/kihcyaZaynorB/leetcode-solution
[INFO] tweaked toml for git repo https://github.com/kihcyaZaynorB/leetcode-solution written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kihcyaZaynorB/leetcode-solution 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" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing kihcyaZaynorB/leetcode-solution against try#7af779037716ae4125ceabb429791b4cf5dd0a43 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkihcyaZaynorB%2Fleetcode-solution" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kihcyaZaynorB/leetcode-solution on toolchain 7af779037716ae4125ceabb429791b4cf5dd0a43
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kihcyaZaynorB/leetcode-solution
[INFO] finished tweaking git repo https://github.com/kihcyaZaynorB/leetcode-solution
[INFO] tweaked toml for git repo https://github.com/kihcyaZaynorB/leetcode-solution written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kihcyaZaynorB/leetcode-solution 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" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef9657e9e02739de96750ebd4f25dbe4070eae881d4010c0e7edcef0d5377c0e
[INFO] running `Command { std: "docker" "start" "-a" "ef9657e9e02739de96750ebd4f25dbe4070eae881d4010c0e7edcef0d5377c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef9657e9e02739de96750ebd4f25dbe4070eae881d4010c0e7edcef0d5377c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9657e9e02739de96750ebd4f25dbe4070eae881d4010c0e7edcef0d5377c0e", kill_on_drop: false }`
[INFO] [stdout] ef9657e9e02739de96750ebd4f25dbe4070eae881d4010c0e7edcef0d5377c0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0df9b158ea6af9c421a87d7fdfd1e7f0d46c10d45a8d9bdf798890f2ad183d12
[INFO] running `Command { std: "docker" "start" "-a" "0df9b158ea6af9c421a87d7fdfd1e7f0d46c10d45a8d9bdf798890f2ad183d12", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-solution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Solution001` is never constructed
[INFO] [stdout]  --> src/solutions/solution_001.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution001 {}
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `two_sum` is never used
[INFO] [stdout]  --> src/solutions/solution_001.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution001 {
[INFO] [stdout]   | ---------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SolutionHanota` is never constructed
[INFO] [stdout]  --> src/solutions/solution_hanota.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct SolutionHanota;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `tower_of_hanoi` is never used
[INFO] [stdout]  --> src/solutions/solution_hanota.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl SolutionHanota {
[INFO] [stdout]   | ------------------- associated function in this implementation
[INFO] [stdout] 4 |     pub fn tower_of_hanoi(a: &mut Vec<i32>, b: &mut Vec<i32>, c: &mut Vec<i32>) {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "0df9b158ea6af9c421a87d7fdfd1e7f0d46c10d45a8d9bdf798890f2ad183d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df9b158ea6af9c421a87d7fdfd1e7f0d46c10d45a8d9bdf798890f2ad183d12", kill_on_drop: false }`
[INFO] [stdout] 0df9b158ea6af9c421a87d7fdfd1e7f0d46c10d45a8d9bdf798890f2ad183d12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af57fe8b57f2959132679bdc9ce4900deb20f04a18be3ca243e17a52fbecfa4a
[INFO] running `Command { std: "docker" "start" "-a" "af57fe8b57f2959132679bdc9ce4900deb20f04a18be3ca243e17a52fbecfa4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-solution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "af57fe8b57f2959132679bdc9ce4900deb20f04a18be3ca243e17a52fbecfa4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af57fe8b57f2959132679bdc9ce4900deb20f04a18be3ca243e17a52fbecfa4a", kill_on_drop: false }`
[INFO] [stdout] af57fe8b57f2959132679bdc9ce4900deb20f04a18be3ca243e17a52fbecfa4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f82eaf6fca73d1cd9275b991a3f9fa77e2c4ee177a08acb7a01a37c44b78cfca
[INFO] running `Command { std: "docker" "start" "-a" "f82eaf6fca73d1cd9275b991a3f9fa77e2c4ee177a08acb7a01a37c44b78cfca", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode_solution-3587932f65dbecea)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test solutions::solution_001::test::test_work ... ok
[INFO] [stdout] test solutions::solution_hanota::test::test_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f82eaf6fca73d1cd9275b991a3f9fa77e2c4ee177a08acb7a01a37c44b78cfca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82eaf6fca73d1cd9275b991a3f9fa77e2c4ee177a08acb7a01a37c44b78cfca", kill_on_drop: false }`
[INFO] [stdout] f82eaf6fca73d1cd9275b991a3f9fa77e2c4ee177a08acb7a01a37c44b78cfca