Sep 05 21:54:20.555 INFO checking tiny-secp256k1-0.1.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 05 21:54:20.555 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 05 21:54:20.555 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 21:54:20.767 INFO blam! c5fdb855f9f1eef210764baeaf77fdcbe2b12cfabc8e4d901dc103331196df37
Sep 05 21:54:20.774 INFO running `"docker" "start" "-a" "c5fdb855f9f1eef210764baeaf77fdcbe2b12cfabc8e4d901dc103331196df37"`
Sep 05 21:54:22.041 INFO kablam! usermod: no changes
Sep 05 21:54:22.135 INFO kablam!     Checking tiny-secp256k1 v0.1.0 (file:///source)
Sep 05 21:54:22.145 INFO kablam!    Compiling secp256k1 v0.6.3
Sep 05 21:54:22.146 INFO kablam!     Checking serde v0.6.15
Sep 05 21:54:22.561 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Sep 05 21:54:22.561 INFO kablam!    --> src/big_num.rs:281:4
Sep 05 21:54:22.561 INFO kablam!     |
Sep 05 21:54:22.562 INFO kablam! 281 |             self.mul(rhs.words[0]);
Sep 05 21:54:22.562 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Sep 05 21:54:22.565 INFO kablam!     |
Sep 05 21:54:22.565 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 05 21:54:22.565 INFO kablam! 
Sep 05 21:54:25.098 INFO kablam!     Checking serde_json v0.6.1
Sep 05 21:54:27.652 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Sep 05 21:54:27.652 INFO kablam!    --> src/big_num.rs:281:4
Sep 05 21:54:27.652 INFO kablam!     |
Sep 05 21:54:27.652 INFO kablam! 281 |             self.mul(rhs.words[0]);
Sep 05 21:54:27.652 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Sep 05 21:54:27.652 INFO kablam!     |
Sep 05 21:54:27.652 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 05 21:54:27.652 INFO kablam! 
Sep 05 21:54:27.710 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.64s
Sep 05 21:54:27.710 INFO kablam! su: No module specific data is present
Sep 05 21:54:28.569 INFO running `"docker" "rm" "-f" "c5fdb855f9f1eef210764baeaf77fdcbe2b12cfabc8e4d901dc103331196df37"`
Sep 05 21:54:28.709 INFO blam! c5fdb855f9f1eef210764baeaf77fdcbe2b12cfabc8e4d901dc103331196df37