Sep 21 01:46:42.076 INFO checking tiny-secp256k1-0.1.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 01:46:42.076 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 01:46:42.077 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 01:46:42.298 INFO blam! 1ffc635faa0a67428bb2bbf0fbfe90e164807294c6c6185420f99888260c905f
Sep 21 01:46:42.300 INFO running `"docker" "start" "-a" "1ffc635faa0a67428bb2bbf0fbfe90e164807294c6c6185420f99888260c905f"`
Sep 21 01:46:43.447 INFO kablam! usermod: no changes
Sep 21 01:46:43.529 INFO kablam!     Checking tiny-secp256k1 v0.1.0 (/source)
Sep 21 01:46:43.531 INFO kablam!    Compiling secp256k1 v0.6.3
Sep 21 01:46:43.533 INFO kablam!     Checking serde v0.6.15
Sep 21 01:46:43.954 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Sep 21 01:46:43.954 INFO kablam!    --> src/big_num.rs:281:4
Sep 21 01:46:43.954 INFO kablam!     |
Sep 21 01:46:43.954 INFO kablam! 281 |             self.mul(rhs.words[0]);
Sep 21 01:46:43.954 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 01:46:43.954 INFO kablam!     |
Sep 21 01:46:43.954 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 01:46:43.954 INFO kablam! 
Sep 21 01:46:46.256 INFO kablam!     Checking serde_json v0.6.1
Sep 21 01:46:48.234 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Sep 21 01:46:48.234 INFO kablam!    --> src/big_num.rs:281:4
Sep 21 01:46:48.234 INFO kablam!     |
Sep 21 01:46:48.234 INFO kablam! 281 |             self.mul(rhs.words[0]);
Sep 21 01:46:48.234 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 01:46:48.234 INFO kablam!     |
Sep 21 01:46:48.234 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 01:46:48.234 INFO kablam! 
Sep 21 01:46:48.258 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.79s
Sep 21 01:46:48.261 INFO kablam! su: No module specific data is present
Sep 21 01:46:48.961 INFO running `"docker" "rm" "-f" "1ffc635faa0a67428bb2bbf0fbfe90e164807294c6c6185420f99888260c905f"`
Sep 21 01:46:49.062 INFO blam! 1ffc635faa0a67428bb2bbf0fbfe90e164807294c6c6185420f99888260c905f