[INFO] cloning repository https://github.com/timrobertsdev/hotcorners
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timrobertsdev/hotcorners" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimrobertsdev%2Fhotcorners", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimrobertsdev%2Fhotcorners'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad2782a14665a78bad4dbd7a25bfae3a869e8828
[INFO] checking timrobertsdev/hotcorners against master#a5db378dc14a40dd1580c27fb8362156446382c3 for pr-136490
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimrobertsdev%2Fhotcorners" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timrobertsdev/hotcorners on toolchain a5db378dc14a40dd1580c27fb8362156446382c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timrobertsdev/hotcorners
[INFO] finished tweaking git repo https://github.com/timrobertsdev/hotcorners
[INFO] tweaked toml for git repo https://github.com/timrobertsdev/hotcorners written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/timrobertsdev/hotcorners 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" "+a5db378dc14a40dd1580c27fb8362156446382c3" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7e7e96c182edbf10e8d5d63ce8fdbfbb74cc4a89047ab6e0ede0ac41cb9b324
[INFO] running `Command { std: "docker" "start" "-a" "e7e7e96c182edbf10e8d5d63ce8fdbfbb74cc4a89047ab6e0ede0ac41cb9b324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7e7e96c182edbf10e8d5d63ce8fdbfbb74cc4a89047ab6e0ede0ac41cb9b324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7e7e96c182edbf10e8d5d63ce8fdbfbb74cc4a89047ab6e0ede0ac41cb9b324", kill_on_drop: false }`
[INFO] [stdout] e7e7e96c182edbf10e8d5d63ce8fdbfbb74cc4a89047ab6e0ede0ac41cb9b324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fa87c6386f9a9e8dd6698c919b0051e79f34b517aec89a69b5227335c77fe74
[INFO] running `Command { std: "docker" "start" "-a" "8fa87c6386f9a9e8dd6698c919b0051e79f34b517aec89a69b5227335c77fe74", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.52.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking windows-targets v0.52.6
[INFO] [stderr]     Checking windows-result v0.2.0
[INFO] [stderr]     Checking windows-strings v0.1.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling windows-interface v0.58.0
[INFO] [stderr]    Compiling windows-implement v0.58.0
[INFO] [stderr]     Checking windows-core v0.58.0
[INFO] [stderr]     Checking windows v0.58.0
[INFO] [stderr]     Checking hotcorners v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `hotcorners`
[INFO] [stdout]    --> src/main.rs:219:2
[INFO] [stdout]     |
[INFO] [stdout] 219 | }
[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 `hotcorners` (bin "hotcorners") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8fa87c6386f9a9e8dd6698c919b0051e79f34b517aec89a69b5227335c77fe74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa87c6386f9a9e8dd6698c919b0051e79f34b517aec89a69b5227335c77fe74", kill_on_drop: false }`
[INFO] [stdout] 8fa87c6386f9a9e8dd6698c919b0051e79f34b517aec89a69b5227335c77fe74