Aug 31 02:39:01.378 INFO checking sebasmagri/rust-concurrency-patterns against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 02:39:01.378 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 02:39:01.378 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 02:39:01.610 INFO blam! 626ea7c1c11845e2109d51af029a2fad4a35283d0fff5aa6962fe3831cfb822b
Aug 31 02:39:01.613 INFO running `"docker" "start" "-a" "626ea7c1c11845e2109d51af029a2fad4a35283d0fff5aa6962fe3831cfb822b"`
Aug 31 02:39:02.470 INFO kablam!     Checking concurrency-patterns v0.1.0 (file:///source)
Aug 31 02:39:03.238 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 02:39:03.238 INFO kablam!   --> examples/04-fan-in.rs:32:5
Aug 31 02:39:03.238 INFO kablam!    |
Aug 31 02:39:03.238 INFO kablam! 32 |     consumer(Arc::new(Mutex::new(rx))).join();
Aug 31 02:39:03.239 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 02:39:03.246 INFO kablam!    |
Aug 31 02:39:03.246 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 31 02:39:03.246 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 02:39:03.247 INFO kablam! 
Aug 31 02:39:03.362 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Aug 31 02:39:03.366 INFO kablam! su: No module specific data is present
Aug 31 02:39:03.950 INFO running `"docker" "rm" "-f" "626ea7c1c11845e2109d51af029a2fad4a35283d0fff5aa6962fe3831cfb822b"`
Aug 31 02:39:04.138 INFO blam! 626ea7c1c11845e2109d51af029a2fad4a35283d0fff5aa6962fe3831cfb822b