[INFO] fetching crate hotcorners 0.2.1...
[INFO] checking hotcorners-0.2.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate hotcorners 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate hotcorners 0.2.1
[INFO] finished tweaking crates.io crate hotcorners 0.2.1
[INFO] tweaked toml for crates.io crate hotcorners 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hotcorners 0.2.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hotcorners 0.2.1 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d3befe20d50e1f4b9e0435c42fc9a25a349a69bac907738b064e0758a093454
[INFO] running `Command { std: "docker" "start" "-a" "1d3befe20d50e1f4b9e0435c42fc9a25a349a69bac907738b064e0758a093454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d3befe20d50e1f4b9e0435c42fc9a25a349a69bac907738b064e0758a093454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3befe20d50e1f4b9e0435c42fc9a25a349a69bac907738b064e0758a093454", kill_on_drop: false }`
[INFO] [stdout] 1d3befe20d50e1f4b9e0435c42fc9a25a349a69bac907738b064e0758a093454
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f45d3e637d4592564c1cea3694eb6d234f19285957e7f99daf2370413d1fce01
[INFO] running `Command { std: "docker" "start" "-a" "f45d3e637d4592564c1cea3694eb6d234f19285957e7f99daf2370413d1fce01", kill_on_drop: false }`
[INFO] [stderr]     Checking windows v0.22.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hotcorners v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `hotcorners`
[INFO] [stdout]    --> src/main.rs:222:2
[INFO] [stdout]     |
[INFO] [stdout] 222 | }
[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] running `Command { std: "docker" "inspect" "f45d3e637d4592564c1cea3694eb6d234f19285957e7f99daf2370413d1fce01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45d3e637d4592564c1cea3694eb6d234f19285957e7f99daf2370413d1fce01", kill_on_drop: false }`
[INFO] [stdout] f45d3e637d4592564c1cea3694eb6d234f19285957e7f99daf2370413d1fce01