[INFO] cloning repository https://github.com/hw03hw03/DS210_Project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hw03hw03/DS210_Project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhw03hw03%2FDS210_Project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhw03hw03%2FDS210_Project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99da6c73ea114adcdb07a8c25c7bc31b71ab03d7
[INFO] testing hw03hw03/DS210_Project against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhw03hw03%2FDS210_Project" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hw03hw03/DS210_Project on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hw03hw03/DS210_Project
[INFO] finished tweaking git repo https://github.com/hw03hw03/DS210_Project
[INFO] tweaked toml for git repo https://github.com/hw03hw03/DS210_Project written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hw03hw03/DS210_Project 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2156de57e3a2dc9624bca93a45af0becdd9107f5d109c71d21604a907ac15178
[INFO] running `Command { std: "docker" "start" "-a" "2156de57e3a2dc9624bca93a45af0becdd9107f5d109c71d21604a907ac15178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2156de57e3a2dc9624bca93a45af0becdd9107f5d109c71d21604a907ac15178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2156de57e3a2dc9624bca93a45af0becdd9107f5d109c71d21604a907ac15178", kill_on_drop: false }`
[INFO] [stdout] 2156de57e3a2dc9624bca93a45af0becdd9107f5d109c71d21604a907ac15178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ac680d9c91fb83d313a5556b375ab3d8a036ad5ba4526dc4797c0783ad41451
[INFO] running `Command { std: "docker" "start" "-a" "1ac680d9c91fb83d313a5556b375ab3d8a036ad5ba4526dc4797c0783ad41451", kill_on_drop: false }`
[INFO] [stderr]    Compiling DS210FinalProject v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "1ac680d9c91fb83d313a5556b375ab3d8a036ad5ba4526dc4797c0783ad41451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac680d9c91fb83d313a5556b375ab3d8a036ad5ba4526dc4797c0783ad41451", kill_on_drop: false }`
[INFO] [stdout] 1ac680d9c91fb83d313a5556b375ab3d8a036ad5ba4526dc4797c0783ad41451
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc441bce859281a9164cecc6012e8ec5bc1408624f5a6a96319d57d5cfeb56d2
[INFO] running `Command { std: "docker" "start" "-a" "bc441bce859281a9164cecc6012e8ec5bc1408624f5a6a96319d57d5cfeb56d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling DS210FinalProject v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max_distance`
[INFO] [stdout]   --> src/main.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let max_distance = &graph.n;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_distance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "bc441bce859281a9164cecc6012e8ec5bc1408624f5a6a96319d57d5cfeb56d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc441bce859281a9164cecc6012e8ec5bc1408624f5a6a96319d57d5cfeb56d2", kill_on_drop: false }`
[INFO] [stdout] bc441bce859281a9164cecc6012e8ec5bc1408624f5a6a96319d57d5cfeb56d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e9a60b0d65de73eea12371689588b0bbf186ae1b21ae2d88df48b0a440ebea9
[INFO] running `Command { std: "docker" "start" "-a" "0e9a60b0d65de73eea12371689588b0bbf186ae1b21ae2d88df48b0a440ebea9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `max_distance`
[INFO] [stderr]   --> src/main.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let max_distance = &graph.n;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_distance`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `DS210FinalProject` (bin "DS210FinalProject" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/DS210FinalProject-a72c6104c31361e7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_grandparent_node ... ok
[INFO] [stdout] test test_max_connection ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e9a60b0d65de73eea12371689588b0bbf186ae1b21ae2d88df48b0a440ebea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9a60b0d65de73eea12371689588b0bbf186ae1b21ae2d88df48b0a440ebea9", kill_on_drop: false }`
[INFO] [stdout] 0e9a60b0d65de73eea12371689588b0bbf186ae1b21ae2d88df48b0a440ebea9