Sep 05 00:11:28.750 INFO checking api-0.2.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 05 00:11:28.750 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 05 00:11:28.750 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 00:11:28.986 INFO blam! ff629dcaadd36869ec1824168a7e910bf09f9c8aab0f2cec631c039fcfbfd6b6
Sep 05 00:11:28.988 INFO running `"docker" "start" "-a" "ff629dcaadd36869ec1824168a7e910bf09f9c8aab0f2cec631c039fcfbfd6b6"`
Sep 05 00:11:29.752 INFO kablam!     Checking api v0.2.0 (file:///source)
Sep 05 00:11:31.273 INFO kablam! error[E0601]: `main` function not found in crate `httpbin`
Sep 05 00:11:31.273 INFO kablam!   |
Sep 05 00:11:31.273 INFO kablam!   = note: consider adding a `main` function to `examples/httpbin.rs`
Sep 05 00:11:31.273 INFO kablam! 
Sep 05 00:11:31.274 INFO kablam! error: aborting due to previous error
Sep 05 00:11:31.274 INFO kablam! 
Sep 05 00:11:31.274 INFO kablam! For more information about this error, try `rustc --explain E0601`.
Sep 05 00:11:31.282 INFO kablam! error: Could not compile `api`.
Sep 05 00:11:31.282 INFO kablam! 
Sep 05 00:11:31.282 INFO kablam! To learn more, run the command again with --verbose.
Sep 05 00:11:31.283 INFO kablam! su: No module specific data is present
Sep 05 00:11:31.897 INFO running `"docker" "rm" "-f" "ff629dcaadd36869ec1824168a7e910bf09f9c8aab0f2cec631c039fcfbfd6b6"`
Sep 05 00:11:31.992 INFO blam! ff629dcaadd36869ec1824168a7e910bf09f9c8aab0f2cec631c039fcfbfd6b6