Sep 17 16:00:57.261 INFO checking tiny-secp256k1-0.1.0 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 16:00:57.261 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 16:00:57.261 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-6/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 16:00:57.595 INFO blam! 8cc8e4190e8b85ed57ef86d7079df1129389d2de96cec6930ba1472f0e97cad7
Sep 17 16:00:57.599 INFO running `"docker" "start" "-a" "8cc8e4190e8b85ed57ef86d7079df1129389d2de96cec6930ba1472f0e97cad7"`
Sep 17 16:00:58.652 INFO kablam! usermod: no changes
Sep 17 16:00:58.748 INFO kablam!     Checking odds v0.2.26
Sep 17 16:00:58.748 INFO kablam!     Checking nodrop v0.1.12
Sep 17 16:00:58.755 INFO kablam!     Checking tiny-secp256k1 v0.1.0 (/source)
Sep 17 16:00:58.756 INFO kablam!    Compiling secp256k1 v0.6.3
Sep 17 16:00:58.759 INFO kablam!     Checking serde v0.6.15
Sep 17 16:00:59.512 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Sep 17 16:00:59.512 INFO kablam!    --> src/big_num.rs:281:4
Sep 17 16:00:59.512 INFO kablam!     |
Sep 17 16:00:59.512 INFO kablam! 281 |             self.mul(rhs.words[0]);
Sep 17 16:00:59.512 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 16:00:59.512 INFO kablam!     |
Sep 17 16:00:59.512 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 17 16:00:59.512 INFO kablam! 
Sep 17 16:00:59.636 INFO kablam!     Checking arrayvec v0.3.25
Sep 17 16:01:02.425 INFO kablam!     Checking serde_json v0.6.1
Sep 17 16:01:04.483 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Sep 17 16:01:04.483 INFO kablam!    --> src/big_num.rs:281:4
Sep 17 16:01:04.483 INFO kablam!     |
Sep 17 16:01:04.483 INFO kablam! 281 |             self.mul(rhs.words[0]);
Sep 17 16:01:04.483 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 16:01:04.483 INFO kablam!     |
Sep 17 16:01:04.483 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 17 16:01:04.483 INFO kablam! 
Sep 17 16:01:04.509 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.83s
Sep 17 16:01:04.513 INFO kablam! su: No module specific data is present
Sep 17 16:01:05.501 INFO running `"docker" "rm" "-f" "8cc8e4190e8b85ed57ef86d7079df1129389d2de96cec6930ba1472f0e97cad7"`
Sep 17 16:01:05.561 INFO blam! 8cc8e4190e8b85ed57ef86d7079df1129389d2de96cec6930ba1472f0e97cad7