Aug 10 23:54:59.439 INFO checking tiny-secp256k1-0.1.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 10 23:54:59.439 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 10 23:54:59.439 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 10 23:54:59.439 INFO running `"docker" "create" "-v" "/tmp/crater.4KjpYyaUpY58:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-2/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 10 23:54:59.640 INFO blam! 6d61f13da5fb678d6b061e81f8b5f70ba4ef8febc56c677dcaa8bb38a13ee19d
Aug 10 23:54:59.642 INFO running `"docker" "start" "-a" "6d61f13da5fb678d6b061e81f8b5f70ba4ef8febc56c677dcaa8bb38a13ee19d"`
Aug 10 23:55:00.835 INFO kablam!     Checking tiny-secp256k1 v0.1.0 (file:///source)
Aug 10 23:55:00.836 INFO kablam!    Compiling secp256k1 v0.6.3
Aug 10 23:55:00.838 INFO kablam!     Checking serde v0.6.15
Aug 10 23:55:01.664 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Aug 10 23:55:01.664 INFO kablam!    --> src/big_num.rs:281:4
Aug 10 23:55:01.664 INFO kablam!     |
Aug 10 23:55:01.664 INFO kablam! 281 |             self.mul(rhs.words[0]);
Aug 10 23:55:01.664 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Aug 10 23:55:01.664 INFO kablam!     |
Aug 10 23:55:01.664 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 10 23:55:01.664 INFO kablam! 
Aug 10 23:55:06.574 INFO kablam!     Checking serde_json v0.6.1
Aug 10 23:55:12.463 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Aug 10 23:55:12.463 INFO kablam!    --> src/big_num.rs:281:4
Aug 10 23:55:12.463 INFO kablam!     |
Aug 10 23:55:12.463 INFO kablam! 281 |             self.mul(rhs.words[0]);
Aug 10 23:55:12.463 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Aug 10 23:55:12.463 INFO kablam!     |
Aug 10 23:55:12.463 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 10 23:55:12.463 INFO kablam! 
Aug 10 23:55:12.531 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.78s
Aug 10 23:55:12.537 INFO kablam! su: No module specific data is present
Aug 10 23:55:13.186 INFO running `"docker" "rm" "-f" "6d61f13da5fb678d6b061e81f8b5f70ba4ef8febc56c677dcaa8bb38a13ee19d"`
Aug 10 23:55:13.268 INFO blam! 6d61f13da5fb678d6b061e81f8b5f70ba4ef8febc56c677dcaa8bb38a13ee19d