Sep 19 12:11:21.253 INFO checking sebasmagri/rust-concurrency-patterns against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 12:11:21.253 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 12:11:21.253 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-1/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 12:11:21.683 INFO blam! a3fa9552782f66b5da8f76a30594cd4efb228bcd570d7c96ee1908cd945eb629
Sep 19 12:11:21.685 INFO running `"docker" "start" "-a" "a3fa9552782f66b5da8f76a30594cd4efb228bcd570d7c96ee1908cd945eb629"`
Sep 19 12:11:22.975 INFO kablam! usermod: no changes
Sep 19 12:11:23.028 INFO kablam!     Checking concurrency-patterns v0.1.0 (/source)
Sep 19 12:11:23.375 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 19 12:11:23.375 INFO kablam!   --> examples/04-fan-in.rs:32:5
Sep 19 12:11:23.375 INFO kablam!    |
Sep 19 12:11:23.375 INFO kablam! 32 |     consumer(Arc::new(Mutex::new(rx))).join();
Sep 19 12:11:23.375 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 12:11:23.375 INFO kablam!    |
Sep 19 12:11:23.375 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 19 12:11:23.375 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 19 12:11:23.375 INFO kablam! 
Sep 19 12:11:23.639 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Sep 19 12:11:23.642 INFO kablam! su: No module specific data is present
Sep 19 12:11:24.457 INFO running `"docker" "rm" "-f" "a3fa9552782f66b5da8f76a30594cd4efb228bcd570d7c96ee1908cd945eb629"`
Sep 19 12:11:24.715 INFO blam! a3fa9552782f66b5da8f76a30594cd4efb228bcd570d7c96ee1908cd945eb629