Sep 19 14:24:29.999 INFO checking sebasmagri/rust-concurrency-patterns against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 14:24:29.999 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 14:24:29.999 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-6/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 14:24:30.251 INFO blam! a21dc29b7d3501220155559cd29cd66db414f1ba215b4424c46119b340422fd2
Sep 19 14:24:30.253 INFO running `"docker" "start" "-a" "a21dc29b7d3501220155559cd29cd66db414f1ba215b4424c46119b340422fd2"`
Sep 19 14:24:31.618 INFO kablam! usermod: no changes
Sep 19 14:24:31.717 INFO kablam!     Checking concurrency-patterns v0.1.0 (/source)
Sep 19 14:24:32.217 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 19 14:24:32.217 INFO kablam!   --> examples/04-fan-in.rs:32:5
Sep 19 14:24:32.217 INFO kablam!    |
Sep 19 14:24:32.217 INFO kablam! 32 |     consumer(Arc::new(Mutex::new(rx))).join();
Sep 19 14:24:32.217 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 14:24:32.218 INFO kablam!    |
Sep 19 14:24:32.219 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 19 14:24:32.219 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 19 14:24:32.220 INFO kablam! 
Sep 19 14:24:32.690 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Sep 19 14:24:32.694 INFO kablam! su: No module specific data is present
Sep 19 14:24:33.722 INFO running `"docker" "rm" "-f" "a21dc29b7d3501220155559cd29cd66db414f1ba215b4424c46119b340422fd2"`
Sep 19 14:24:33.833 INFO blam! a21dc29b7d3501220155559cd29cd66db414f1ba215b4424c46119b340422fd2