[INFO] updating cached repository https://github.com/scoobycoder/fizzBuzzRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee56c4293b5f8d79e798578faa319360fa83a538
[INFO] testing scoobycoder/fizzBuzzRust against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscoobycoder%2FfizzBuzzRust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scoobycoder/fizzBuzzRust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scoobycoder/fizzBuzzRust
[INFO] finished tweaking git repo https://github.com/scoobycoder/fizzBuzzRust
[INFO] tweaked toml for git repo https://github.com/scoobycoder/fizzBuzzRust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/scoobycoder/fizzBuzzRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 198b3f9543d96c29afd12357763152c41cdfc8ff4ed128af0ab73ca32e697e64
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "198b3f9543d96c29afd12357763152c41cdfc8ff4ed128af0ab73ca32e697e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "198b3f9543d96c29afd12357763152c41cdfc8ff4ed128af0ab73ca32e697e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198b3f9543d96c29afd12357763152c41cdfc8ff4ed128af0ab73ca32e697e64", kill_on_drop: false }`
[INFO] [stdout] 198b3f9543d96c29afd12357763152c41cdfc8ff4ed128af0ab73ca32e697e64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83080e09d739a6cb7ced0cee1c66c05f126c68a41376f80db026e33f521c8cc2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "83080e09d739a6cb7ced0cee1c66c05f126c68a41376f80db026e33f521c8cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling fizz_buzz_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `fizz_buzz_rust`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #[test]
[INFO] [stdout] 2  | | fn it_should_fizz_for_3() {
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | |     assert_eq!("fizz", fizz_buzzer(3))
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |
[INFO] [stdout] 33 | | }
[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 `fizz_buzz_rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "83080e09d739a6cb7ced0cee1c66c05f126c68a41376f80db026e33f521c8cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83080e09d739a6cb7ced0cee1c66c05f126c68a41376f80db026e33f521c8cc2", kill_on_drop: false }`
[INFO] [stdout] 83080e09d739a6cb7ced0cee1c66c05f126c68a41376f80db026e33f521c8cc2