[INFO] cloning repository https://github.com/Creedowl/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Creedowl/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreedowl%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreedowl%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9dfdfc313990188d3aa2b537fd7d5d15748f864
[INFO] testing Creedowl/leetcode against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreedowl%2Fleetcode" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Creedowl/leetcode on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Creedowl/leetcode
[INFO] finished tweaking git repo https://github.com/Creedowl/leetcode
[INFO] tweaked toml for git repo https://github.com/Creedowl/leetcode written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/Creedowl/leetcode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17b1d8f24886716e0131cc3cf5a7adb172c1d9aaeaf4d17ba73be818aec8729b
[INFO] running `Command { std: "docker" "start" "-a" "17b1d8f24886716e0131cc3cf5a7adb172c1d9aaeaf4d17ba73be818aec8729b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17b1d8f24886716e0131cc3cf5a7adb172c1d9aaeaf4d17ba73be818aec8729b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b1d8f24886716e0131cc3cf5a7adb172c1d9aaeaf4d17ba73be818aec8729b", kill_on_drop: false }`
[INFO] [stdout] 17b1d8f24886716e0131cc3cf5a7adb172c1d9aaeaf4d17ba73be818aec8729b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a65c9b4ec51e9ceb5fb79cfb1ed92a2c330998c618fa9103228c1d89fc0e5373
[INFO] running `Command { std: "docker" "start" "-a" "a65c9b4ec51e9ceb5fb79cfb1ed92a2c330998c618fa9103228c1d89fc0e5373", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `longest_common_prefix`
[INFO] [stdout]  --> src/solutions/s0014_longest_common_prefix.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn longest_common_prefix(strs: Vec<String>) -> String {
[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: `three_sum`
[INFO] [stdout]  --> src/solutions/s0015_3_sum.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn three_sum(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_unique`
[INFO] [stdout]   --> src/solutions/s0015_3_sum.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn next_unique(nums: &Vec<i32>, index: usize, forward: bool) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "a65c9b4ec51e9ceb5fb79cfb1ed92a2c330998c618fa9103228c1d89fc0e5373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65c9b4ec51e9ceb5fb79cfb1ed92a2c330998c618fa9103228c1d89fc0e5373", kill_on_drop: false }`
[INFO] [stdout] a65c9b4ec51e9ceb5fb79cfb1ed92a2c330998c618fa9103228c1d89fc0e5373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c6bcf33e6f53339f2ce4c4f1cd86afd13039ed1eba5898860ef0ff852d8ced
[INFO] running `Command { std: "docker" "start" "-a" "f8c6bcf33e6f53339f2ce4c4f1cd86afd13039ed1eba5898860ef0ff852d8ced", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "f8c6bcf33e6f53339f2ce4c4f1cd86afd13039ed1eba5898860ef0ff852d8ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c6bcf33e6f53339f2ce4c4f1cd86afd13039ed1eba5898860ef0ff852d8ced", kill_on_drop: false }`
[INFO] [stdout] f8c6bcf33e6f53339f2ce4c4f1cd86afd13039ed1eba5898860ef0ff852d8ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c604a8aa2b6baf64c12232dc8e1675a5cedb8d3d1e011047356a0a9a93e3eced
[INFO] running `Command { std: "docker" "start" "-a" "c604a8aa2b6baf64c12232dc8e1675a5cedb8d3d1e011047356a0a9a93e3eced", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode-e7b93d1d992167da)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test solutions::s0013_roman_to_integer::tests::s13_test ... ignored
[INFO] [stdout] test solutions::s0014_longest_common_prefix::tests::s14_test ... ok
[INFO] [stdout] test solutions::s0015_3_sum::tests::s15_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c604a8aa2b6baf64c12232dc8e1675a5cedb8d3d1e011047356a0a9a93e3eced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c604a8aa2b6baf64c12232dc8e1675a5cedb8d3d1e011047356a0a9a93e3eced", kill_on_drop: false }`
[INFO] [stdout] c604a8aa2b6baf64c12232dc8e1675a5cedb8d3d1e011047356a0a9a93e3eced