[INFO] cloning repository https://github.com/dais39/algorithm-practice-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dais39/algorithm-practice-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdais39%2Falgorithm-practice-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdais39%2Falgorithm-practice-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5af8e7aea3081255575df4a724e55179ff082d81
[INFO] checking dais39/algorithm-practice-rs/5af8e7aea3081255575df4a724e55179ff082d81 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdais39%2Falgorithm-practice-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dais39/algorithm-practice-rs on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dais39/algorithm-practice-rs
[INFO] finished tweaking git repo https://github.com/dais39/algorithm-practice-rs
[INFO] tweaked toml for git repo https://github.com/dais39/algorithm-practice-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dais39/algorithm-practice-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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff1585e84629abde16490393e17ed1e007c07c04b64bd2eb7fcca9cfc031fcab
[INFO] running `Command { std: "docker" "start" "-a" "ff1585e84629abde16490393e17ed1e007c07c04b64bd2eb7fcca9cfc031fcab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff1585e84629abde16490393e17ed1e007c07c04b64bd2eb7fcca9cfc031fcab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff1585e84629abde16490393e17ed1e007c07c04b64bd2eb7fcca9cfc031fcab", kill_on_drop: false }`
[INFO] [stdout] ff1585e84629abde16490393e17ed1e007c07c04b64bd2eb7fcca9cfc031fcab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bbe2539651beddfa23efd9092aae8b3566ee0c86c1e43204aba7d4fd943ae6d
[INFO] running `Command { std: "docker" "start" "-a" "5bbe2539651beddfa23efd9092aae8b3566ee0c86c1e43204aba7d4fd943ae6d", kill_on_drop: false }`
[INFO] [stderr]     Checking algorithm-practice-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `algorithm_practice_rs`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `algorithm-practice-rs` (bin "algorithm-practice-rs") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5bbe2539651beddfa23efd9092aae8b3566ee0c86c1e43204aba7d4fd943ae6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbe2539651beddfa23efd9092aae8b3566ee0c86c1e43204aba7d4fd943ae6d", kill_on_drop: false }`
[INFO] [stdout] 5bbe2539651beddfa23efd9092aae8b3566ee0c86c1e43204aba7d4fd943ae6d