Sep 02 06:46:59.973 INFO checking nbchan-0.1.3 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 06:46:59.973 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 06:46:59.973 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 06:47:00.198 INFO blam! e2b20a2b845777c0aee618587c3960f8486f0c6e631ca5da49b10a5e786d3234
Sep 02 06:47:00.200 INFO running `"docker" "start" "-a" "e2b20a2b845777c0aee618587c3960f8486f0c6e631ca5da49b10a5e786d3234"`
Sep 02 06:47:00.852 INFO kablam!     Checking nbchan v0.1.3 (file:///source)
Sep 02 06:47:02.448 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Sep 02 06:47:02.448 INFO kablam!   --> benches/lib.rs:38:9
Sep 02 06:47:02.448 INFO kablam!    |
Sep 02 06:47:02.448 INFO kablam! 38 |         tx.clone();
Sep 02 06:47:02.448 INFO kablam!    |         ^^^^^^^^^^^
Sep 02 06:47:02.448 INFO kablam!    |
Sep 02 06:47:02.448 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 02 06:47:02.448 INFO kablam!    = note: cloning is often expensive and is not expected to have side effects
Sep 02 06:47:02.448 INFO kablam! 
Sep 02 06:47:02.448 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Sep 02 06:47:02.448 INFO kablam!   --> benches/lib.rs:46:9
Sep 02 06:47:02.448 INFO kablam!    |
Sep 02 06:47:02.448 INFO kablam! 46 |         tx.clone();
Sep 02 06:47:02.448 INFO kablam!    |         ^^^^^^^^^^^
Sep 02 06:47:02.448 INFO kablam!    |
Sep 02 06:47:02.448 INFO kablam!    = note: cloning is often expensive and is not expected to have side effects
Sep 02 06:47:02.448 INFO kablam! 
Sep 02 06:47:02.464 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Sep 02 06:47:02.467 INFO kablam! su: No module specific data is present
Sep 02 06:47:02.902 INFO running `"docker" "rm" "-f" "e2b20a2b845777c0aee618587c3960f8486f0c6e631ca5da49b10a5e786d3234"`
Sep 02 06:47:03.032 INFO blam! e2b20a2b845777c0aee618587c3960f8486f0c6e631ca5da49b10a5e786d3234