[INFO] cloning repository https://github.com/chenyo-17/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chenyo-17/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenyo-17%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenyo-17%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18b96b765c84abaeaf13756c17b47e81d2510b48
[INFO] building chenyo-17/leetcode against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenyo-17%2Fleetcode" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chenyo-17/leetcode
[INFO] finished tweaking git repo https://github.com/chenyo-17/leetcode
[INFO] tweaked toml for git repo https://github.com/chenyo-17/leetcode written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chenyo-17/leetcode on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chenyo-17/leetcode 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f68fd0d8ee379c060c301b92ce359fb56d153d35f3412764a91e53b195db1eca
[INFO] running `Command { std: "docker" "start" "-a" "f68fd0d8ee379c060c301b92ce359fb56d153d35f3412764a91e53b195db1eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f68fd0d8ee379c060c301b92ce359fb56d153d35f3412764a91e53b195db1eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68fd0d8ee379c060c301b92ce359fb56d153d35f3412764a91e53b195db1eca", kill_on_drop: false }`
[INFO] [stdout] f68fd0d8ee379c060c301b92ce359fb56d153d35f3412764a91e53b195db1eca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3c236ad49a85defed9e383f23c574def8247fc7e1440ebbeab2e9a3edae8b55
[INFO] running `Command { std: "docker" "start" "-a" "f3c236ad49a85defed9e383f23c574def8247fc7e1440ebbeab2e9a3edae8b55", kill_on_drop: false }`
[INFO] [stderr]    Compiling Leetcode v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `2257`
[INFO] [stdout]    --> code/2257.count-unguarded-cells-in-the-grid.rs:145:2
[INFO] [stdout]     |
[INFO] [stdout] 145 | }
[INFO] [stdout]     |  ^ consider adding a `main` function to `code/2257.count-unguarded-cells-in-the-grid.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 `Leetcode` (bin "2257") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f3c236ad49a85defed9e383f23c574def8247fc7e1440ebbeab2e9a3edae8b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c236ad49a85defed9e383f23c574def8247fc7e1440ebbeab2e9a3edae8b55", kill_on_drop: false }`
[INFO] [stdout] f3c236ad49a85defed9e383f23c574def8247fc7e1440ebbeab2e9a3edae8b55