[INFO] cloning repository https://github.com/night-scholar/Rust-Leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/night-scholar/Rust-Leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnight-scholar%2FRust-Leetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnight-scholar%2FRust-Leetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb6b1c23d77c1cac126bb0766390b13d2b55b47c
[INFO] testing night-scholar/Rust-Leetcode against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnight-scholar%2FRust-Leetcode" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/night-scholar/Rust-Leetcode on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/night-scholar/Rust-Leetcode
[INFO] finished tweaking git repo https://github.com/night-scholar/Rust-Leetcode
[INFO] tweaked toml for git repo https://github.com/night-scholar/Rust-Leetcode written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/night-scholar/Rust-Leetcode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f37b18a4e08802e4064864bd521b9646cdcd57a2cd558c0fd7d379d0c4f374c4
[INFO] running `Command { std: "docker" "start" "-a" "f37b18a4e08802e4064864bd521b9646cdcd57a2cd558c0fd7d379d0c4f374c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f37b18a4e08802e4064864bd521b9646cdcd57a2cd558c0fd7d379d0c4f374c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37b18a4e08802e4064864bd521b9646cdcd57a2cd558c0fd7d379d0c4f374c4", kill_on_drop: false }`
[INFO] [stdout] f37b18a4e08802e4064864bd521b9646cdcd57a2cd558c0fd7d379d0c4f374c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ea6544ca405fa2e3d92e4333358554e4456b7f39bcf9d7b8afaa5618dbeb4dd
[INFO] running `Command { std: "docker" "start" "-a" "0ea6544ca405fa2e3d92e4333358554e4456b7f39bcf9d7b8afaa5618dbeb4dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `Solution` in this scope
[INFO] [stdout]  --> src/main.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | impl Solution {
[INFO] [stdout]   |      ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `rust_leetcode`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / impl Solution {
[INFO] [stdout] 2  | |     pub fn reverse(x: i32) -> i32 {
[INFO] [stdout] 3  | |         let mut input:i64 = x as i64;
[INFO] [stdout] 4  | |         let mut result:i64=0 ;
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |     }
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-leetcode` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "0ea6544ca405fa2e3d92e4333358554e4456b7f39bcf9d7b8afaa5618dbeb4dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ea6544ca405fa2e3d92e4333358554e4456b7f39bcf9d7b8afaa5618dbeb4dd", kill_on_drop: false }`
[INFO] [stdout] 0ea6544ca405fa2e3d92e4333358554e4456b7f39bcf9d7b8afaa5618dbeb4dd