[INFO] updating cached repository https://github.com/shingtaklam1324/rust-game
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 20cf6c57012350d2e1325809b21a4e0b528d3948
[INFO] testing shingtaklam1324/rust-game against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshingtaklam1324%2Frust-game" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shingtaklam1324/rust-game on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shingtaklam1324/rust-game
[INFO] finished tweaking git repo https://github.com/shingtaklam1324/rust-game
[INFO] tweaked toml for git repo https://github.com/shingtaklam1324/rust-game written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/shingtaklam1324/rust-game already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 4b5ec6e37d4d624e38d89287bfafa45db7a4f59447c9a9b0933c1cefbc23389f
[INFO] running `"docker" "start" "-a" "4b5ec6e37d4d624e38d89287bfafa45db7a4f59447c9a9b0933c1cefbc23389f"`
[INFO] [stderr]    Compiling xml-rs v0.6.2
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling shared_library v0.1.7
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.2
[INFO] [stderr]    Compiling x11-dl v2.15.0
[INFO] [stderr]    Compiling png v0.10.0
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling pistoncore-input v0.19.0
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rusttype v0.2.3
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling wayland-scanner v0.9.10
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling pistoncore-window v0.29.0
[INFO] [stderr]    Compiling piston2d-graphics v0.23.0
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling wayland-protocols v0.9.10
[INFO] [stderr]    Compiling gl v0.6.3
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.9.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling pistoncore-event_loop v0.34.0
[INFO] [stderr]    Compiling piston v0.34.0
[INFO] [stderr]    Compiling image v0.16.0
[INFO] [stderr]    Compiling gfx_core v0.7.2
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.9.10
[INFO] [stderr]    Compiling wayland-kbd v0.9.1
[INFO] [stderr]    Compiling wayland-window v0.7.0
[INFO] [stderr]    Compiling winit v0.7.6
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.40.1
[INFO] [stderr]    Compiling gfx v0.16.1
[INFO] [stderr]    Compiling gfx_device_gl v0.14.4
[INFO] [stderr]    Compiling piston-gfx_texture v0.28.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.45.0
[INFO] [stderr]    Compiling piston_window v0.72.0
[INFO] [stderr]    Compiling game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `piston_window::*`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use piston_window::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `game`
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / extern crate find_folder;
[INFO] [stderr] 2 | | extern crate piston_window;
[INFO] [stderr] 3 | |
[INFO] [stderr] 4 | | use piston_window::*;
[INFO] [stderr]   | |_____________________^ consider adding a `main` function to `src/main.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `game`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4b5ec6e37d4d624e38d89287bfafa45db7a4f59447c9a9b0933c1cefbc23389f"`
[INFO] running `"docker" "rm" "-f" "4b5ec6e37d4d624e38d89287bfafa45db7a4f59447c9a9b0933c1cefbc23389f"`
[INFO] [stdout] 4b5ec6e37d4d624e38d89287bfafa45db7a4f59447c9a9b0933c1cefbc23389f