[INFO] cloning repository https://github.com/Syncroness-Inc/embedded-rust-start
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Syncroness-Inc/embedded-rust-start" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyncroness-Inc%2Fembedded-rust-start", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyncroness-Inc%2Fembedded-rust-start'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7b3e57761e1ea3eb43f8681b3e721788912a194
[INFO] checking Syncroness-Inc/embedded-rust-start against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyncroness-Inc%2Fembedded-rust-start" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Syncroness-Inc/embedded-rust-start on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Syncroness-Inc/embedded-rust-start
[INFO] finished tweaking git repo https://github.com/Syncroness-Inc/embedded-rust-start
[INFO] tweaked toml for git repo https://github.com/Syncroness-Inc/embedded-rust-start written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Syncroness-Inc/embedded-rust-start already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ff5fc756a48d8fbcb3b1cf46bfd7cd82ff0df618416f0f3d6c7665c6226821ab
[INFO] running `Command { std: "docker" "start" "-a" "ff5fc756a48d8fbcb3b1cf46bfd7cd82ff0df618416f0f3d6c7665c6226821ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff5fc756a48d8fbcb3b1cf46bfd7cd82ff0df618416f0f3d6c7665c6226821ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5fc756a48d8fbcb3b1cf46bfd7cd82ff0df618416f0f3d6c7665c6226821ab", kill_on_drop: false }`
[INFO] [stdout] ff5fc756a48d8fbcb3b1cf46bfd7cd82ff0df618416f0f3d6c7665c6226821ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 263ddba55f495babebbdd88fe56c192b195b7eae3f815ed64a800121c77595f8
[INFO] running `Command { std: "docker" "start" "-a" "263ddba55f495babebbdd88fe56c192b195b7eae3f815ed64a800121c77595f8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking blinky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stdout] error[E0601]: `main` function not found in crate `blinky`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / //! A basic blinky application. The purpose of this application is to serve as an easy starting point
[INFO] [stdout] 2  | | //! for embedded rust projects. Be sure to read the `README.md`. It gives useful information for how
[INFO] [stdout] 3  | | //! to quickly get your environment up and running within vscode and illustrates some useful tools
[INFO] [stdout] 4  | | //! such as a debugger and a way to flash your microcontroller. All of these tools ship with docker
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |     }
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 `blinky`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "263ddba55f495babebbdd88fe56c192b195b7eae3f815ed64a800121c77595f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "263ddba55f495babebbdd88fe56c192b195b7eae3f815ed64a800121c77595f8", kill_on_drop: false }`
[INFO] [stdout] 263ddba55f495babebbdd88fe56c192b195b7eae3f815ed64a800121c77595f8