[INFO] cloning repository https://github.com/walterg2/rust_fizzbuzz [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/walterg2/rust_fizzbuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalterg2%2Frust_fizzbuzz", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalterg2%2Frust_fizzbuzz'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 989b6455847fea365c85563626ee4a9c2ad54f7a [INFO] testing walterg2/rust_fizzbuzz against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalterg2%2Frust_fizzbuzz" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/walterg2/rust_fizzbuzz on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/walterg2/rust_fizzbuzz [INFO] finished tweaking git repo https://github.com/walterg2/rust_fizzbuzz [INFO] tweaked toml for git repo https://github.com/walterg2/rust_fizzbuzz written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/walterg2/rust_fizzbuzz already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 8776750da726c16d4cc8d5e5f0a667baf969bd1e1f9c9186b877f4ae1966a201 [INFO] running `Command { std: "docker" "start" "-a" "8776750da726c16d4cc8d5e5f0a667baf969bd1e1f9c9186b877f4ae1966a201", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8776750da726c16d4cc8d5e5f0a667baf969bd1e1f9c9186b877f4ae1966a201", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8776750da726c16d4cc8d5e5f0a667baf969bd1e1f9c9186b877f4ae1966a201", kill_on_drop: false }` [INFO] [stdout] 8776750da726c16d4cc8d5e5f0a667baf969bd1e1f9c9186b877f4ae1966a201 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 786e7cce537108b5ec3738984376663c13ec25f53d7d0dae582db969c91812ec [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" "786e7cce537108b5ec3738984376663c13ec25f53d7d0dae582db969c91812ec", kill_on_drop: false }` [INFO] [stderr] Compiling learn-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0601]: `main` function not found in crate `learn_rust` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / fn fizzbuzz(num: i8) -> String { [INFO] [stdout] 2 | | if num % (3*5) == 0 { [INFO] [stdout] 3 | | return "fizzbuzz".to_string(); [INFO] [stdout] 4 | | } [INFO] [stdout] ... | [INFO] [stdout] 58 | | } [INFO] [stdout] 59 | | } [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 `learn-rust` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "786e7cce537108b5ec3738984376663c13ec25f53d7d0dae582db969c91812ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "786e7cce537108b5ec3738984376663c13ec25f53d7d0dae582db969c91812ec", kill_on_drop: false }` [INFO] [stdout] 786e7cce537108b5ec3738984376663c13ec25f53d7d0dae582db969c91812ec