[INFO] cloning repository https://github.com/EugenyCh/RustGCD
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EugenyCh/RustGCD" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugenyCh%2FRustGCD", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugenyCh%2FRustGCD'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5780b5bd16c97548bb191a0382bc3123863d377b
[INFO] checking EugenyCh/RustGCD against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugenyCh%2FRustGCD" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EugenyCh/RustGCD
[INFO] finished tweaking git repo https://github.com/EugenyCh/RustGCD
[INFO] tweaked toml for git repo https://github.com/EugenyCh/RustGCD written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EugenyCh/RustGCD on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EugenyCh/RustGCD 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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bb35e76ebb9cf8fdce29bb7776eaf535e6700855c929f25557a892dc1639e2a
[INFO] running `Command { std: "docker" "start" "-a" "4bb35e76ebb9cf8fdce29bb7776eaf535e6700855c929f25557a892dc1639e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bb35e76ebb9cf8fdce29bb7776eaf535e6700855c929f25557a892dc1639e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb35e76ebb9cf8fdce29bb7776eaf535e6700855c929f25557a892dc1639e2a", kill_on_drop: false }`
[INFO] [stdout] 4bb35e76ebb9cf8fdce29bb7776eaf535e6700855c929f25557a892dc1639e2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34c34ed650dfd0ed0b025be08d68543d29ef041a10b319c0ec584dfe8820cffe
[INFO] running `Command { std: "docker" "start" "-a" "34c34ed650dfd0ed0b025be08d68543d29ef041a10b319c0ec584dfe8820cffe", kill_on_drop: false }`
[INFO] [stderr]     Checking RustGCD v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `RustGCD`
[INFO] [stdout]   --> src/main.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `RustGCD` (bin "RustGCD") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "34c34ed650dfd0ed0b025be08d68543d29ef041a10b319c0ec584dfe8820cffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c34ed650dfd0ed0b025be08d68543d29ef041a10b319c0ec584dfe8820cffe", kill_on_drop: false }`
[INFO] [stdout] 34c34ed650dfd0ed0b025be08d68543d29ef041a10b319c0ec584dfe8820cffe
