[INFO] cloning repository https://github.com/nlflint/BubbleSort [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nlflint/BubbleSort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnlflint%2FBubbleSort", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnlflint%2FBubbleSort'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce08fb5b86f01910ee0f2cab2450dcbe89ecfc7b [INFO] testing nlflint/BubbleSort against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnlflint%2FBubbleSort" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nlflint/BubbleSort on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nlflint/BubbleSort [INFO] finished tweaking git repo https://github.com/nlflint/BubbleSort [INFO] tweaked toml for git repo https://github.com/nlflint/BubbleSort written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/nlflint/BubbleSort already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7cce2e7c37c3e675cefd57b088faa70ff45081a42e5b82cadcf392332c2685a0 [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" "7cce2e7c37c3e675cefd57b088faa70ff45081a42e5b82cadcf392332c2685a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7cce2e7c37c3e675cefd57b088faa70ff45081a42e5b82cadcf392332c2685a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cce2e7c37c3e675cefd57b088faa70ff45081a42e5b82cadcf392332c2685a0", kill_on_drop: false }` [INFO] [stdout] 7cce2e7c37c3e675cefd57b088faa70ff45081a42e5b82cadcf392332c2685a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3099e53583e27d5ef719b2b5a55c8364f0d5a06202b14df6c0d48fbbe9a748cb [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" "3099e53583e27d5ef719b2b5a55c8364f0d5a06202b14df6c0d48fbbe9a748cb", kill_on_drop: false }` [INFO] [stderr] Compiling BubbleSort v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0601]: `main` function not found in crate `BubbleSort` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / use std::cmp::Ordering; [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | fn bubble_sort(mut collection :Vec) -> Vec { [INFO] [stdout] 4 | | let mut swap_happened = false; [INFO] [stdout] ... | [INFO] [stdout] 79 | | "pineapple".to_string()]); [INFO] [stdout] 80 | | } [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 `BubbleSort` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "3099e53583e27d5ef719b2b5a55c8364f0d5a06202b14df6c0d48fbbe9a748cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3099e53583e27d5ef719b2b5a55c8364f0d5a06202b14df6c0d48fbbe9a748cb", kill_on_drop: false }` [INFO] [stdout] 3099e53583e27d5ef719b2b5a55c8364f0d5a06202b14df6c0d48fbbe9a748cb