Nov 27 20:48:57.979 INFO checking sebasmagri/rust-concurrency-patterns against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 20:48:57.981 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 27 20:48:58.416 INFO [stdout] 4057cc0b7081a2b5bf166a9e7b42553c5589347b7d98c139eca55a5bd4a2a906
Nov 27 20:48:58.422 INFO running `"docker" "start" "-a" "4057cc0b7081a2b5bf166a9e7b42553c5589347b7d98c139eca55a5bd4a2a906"`
Nov 27 20:48:59.757 INFO [stderr] usermod: no changes
Nov 27 20:48:59.796 INFO [stderr]     Checking concurrency-patterns v0.1.0 (/source)
Nov 27 20:49:00.864 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:49:00.864 INFO [stderr]   --> examples/04-fan-in.rs:32:5
Nov 27 20:49:00.864 INFO [stderr]    |
Nov 27 20:49:00.864 INFO [stderr] 32 |     consumer(Arc::new(Mutex::new(rx))).join();
Nov 27 20:49:00.864 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:49:00.864 INFO [stderr]    |
Nov 27 20:49:00.864 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 20:49:00.864 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:49:00.864 INFO [stderr] 
Nov 27 20:49:00.968 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Nov 27 20:49:00.969 INFO [stderr] su: No module specific data is present
Nov 27 20:49:01.637 INFO running `"docker" "inspect" "4057cc0b7081a2b5bf166a9e7b42553c5589347b7d98c139eca55a5bd4a2a906"`
Nov 27 20:49:01.922 INFO running `"docker" "rm" "-f" "4057cc0b7081a2b5bf166a9e7b42553c5589347b7d98c139eca55a5bd4a2a906"`
Nov 27 20:49:02.276 INFO [stdout] 4057cc0b7081a2b5bf166a9e7b42553c5589347b7d98c139eca55a5bd4a2a906