[INFO] cloning repository https://github.com/giwan-dev/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/giwan-dev/leetcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiwan-dev%2Fleetcode-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiwan-dev%2Fleetcode-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96dbaca150a4e85a799e331b1448585e3faf40a8
[INFO] testing giwan-dev/leetcode-rs against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiwan-dev%2Fleetcode-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/giwan-dev/leetcode-rs
[INFO] finished tweaking git repo https://github.com/giwan-dev/leetcode-rs
[INFO] tweaked toml for git repo https://github.com/giwan-dev/leetcode-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/giwan-dev/leetcode-rs on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/giwan-dev/leetcode-rs 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547
[INFO] running `Command { std: "docker" "start" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `from_number` and `to_number` are never used
[INFO] [stdout]   --> src/add_two_numbers.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl ListNode {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn from_number(num: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn to_number(self) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: associated items `from_number` and `to_number` are never used
[INFO] [stdout]   --> src/add_two_numbers.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl ListNode {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn from_number(num: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn to_number(self) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leetcode-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: associated items `from_number` and `to_number` are never used
[INFO] [stderr]   --> src/add_two_numbers.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr]  8 | impl ListNode {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 14 |     fn from_number(num: i32) -> Option<Box<ListNode>> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     fn to_number(self) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode-rs` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/leetcode-rs/fb449f660720fcbd/out/leetcode_rs-fb449f660720fcbd)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test add_two_numbers::basic ... ok
[INFO] [stdout] test two_sum::basic ... ok
[INFO] [stdout] test search_in_rotated_sorted_array_ii::basic ... ok
[INFO] [stdout] test median_of_two_sorted_arrays::basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leetcode_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547", kill_on_drop: false }`
[INFO] [stdout] 699a5b58716e20d9238f01868ef190801c70b38e9435f0c62fca4b7790478547