Sep 14 02:55:07.950 INFO checking sebasmagri/rust-concurrency-patterns against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 02:55:07.950 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 02:55:07.950 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-6/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 02:55:08.382 INFO blam! 1ffa27321af8634b908081c9209c224856effd78bf317911e4749a6b50619f83
Sep 14 02:55:08.387 INFO running `"docker" "start" "-a" "1ffa27321af8634b908081c9209c224856effd78bf317911e4749a6b50619f83"`
Sep 14 02:55:10.108 INFO kablam! usermod: no changes
Sep 14 02:55:10.179 INFO kablam!     Checking concurrency-patterns v0.1.0 (file:///source)
Sep 14 02:55:10.875 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 02:55:10.875 INFO kablam!   --> examples/04-fan-in.rs:32:5
Sep 14 02:55:10.875 INFO kablam!    |
Sep 14 02:55:10.875 INFO kablam! 32 |     consumer(Arc::new(Mutex::new(rx))).join();
Sep 14 02:55:10.875 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 02:55:10.875 INFO kablam!    |
Sep 14 02:55:10.875 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 14 02:55:10.875 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 02:55:10.875 INFO kablam! 
Sep 14 02:55:10.907 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Sep 14 02:55:10.907 INFO kablam! su: No module specific data is present
Sep 14 02:55:11.774 INFO running `"docker" "rm" "-f" "1ffa27321af8634b908081c9209c224856effd78bf317911e4749a6b50619f83"`
Sep 14 02:55:12.069 INFO blam! 1ffa27321af8634b908081c9209c224856effd78bf317911e4749a6b50619f83