[INFO] cloning repository https://github.com/SwapMeetApp/Learning-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SwapMeetApp/Learning-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwapMeetApp%2FLearning-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwapMeetApp%2FLearning-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ec1ce3b20aca4c675c2d438f60f58fc9af7203c
[INFO] testing SwapMeetApp/Learning-Rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwapMeetApp%2FLearning-Rust" "/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/SwapMeetApp/Learning-Rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SwapMeetApp/Learning-Rust
[INFO] finished tweaking git repo https://github.com/SwapMeetApp/Learning-Rust
[INFO] tweaked toml for git repo https://github.com/SwapMeetApp/Learning-Rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/SwapMeetApp/Learning-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ee323bf98ff6176d0dd6758d57ecd7e39298b4a0bf26af7a80679cf0c63340d
[INFO] running `Command { std: "docker" "start" "-a" "9ee323bf98ff6176d0dd6758d57ecd7e39298b4a0bf26af7a80679cf0c63340d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ee323bf98ff6176d0dd6758d57ecd7e39298b4a0bf26af7a80679cf0c63340d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee323bf98ff6176d0dd6758d57ecd7e39298b4a0bf26af7a80679cf0c63340d", kill_on_drop: false }`
[INFO] [stdout] 9ee323bf98ff6176d0dd6758d57ecd7e39298b4a0bf26af7a80679cf0c63340d
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db33ee2f8261b4c9e1775b583df95790487458ca0a51436916d0c3ef972d2243
[INFO] running `Command { std: "docker" "start" "-a" "db33ee2f8261b4c9e1775b583df95790487458ca0a51436916d0c3ef972d2243", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected closing delimiter: `}`
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rust_learning::{state_machines::*, treepath::*};
[INFO] [stdout]   |                    - this opening brace...        - ...matches this closing brace
[INFO] [stdout] ...
[INFO] [stdout] 6 | }
[INFO] [stdout]   | ^ unexpected closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: mismatched closing delimiter: `)`
[INFO] [stdout]  --> src/main.rs:5:65
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() {
[INFO] [stdout]   |           - unclosed delimiter
[INFO] [stdout] 4 |     println!("{}", format_fsm(fsm_traffic()));
[INFO] [stdout] 5 |     println!("{:#?}", tree_pick(test_tree(), test_directions())));
[INFO] [stdout]   |                                                                 ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_learning` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "db33ee2f8261b4c9e1775b583df95790487458ca0a51436916d0c3ef972d2243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db33ee2f8261b4c9e1775b583df95790487458ca0a51436916d0c3ef972d2243", kill_on_drop: false }`
[INFO] [stdout] db33ee2f8261b4c9e1775b583df95790487458ca0a51436916d0c3ef972d2243