Sep 19 18:56:54.174 INFO checking tiny-secp256k1-0.1.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 18:56:54.174 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 18:56:54.174 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-2/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 18:56:54.420 INFO blam! 59d147e3fd709ed0ab3f85b9413048fc4f6d554e4f13ef14a493e0b8c32be45a
Sep 19 18:56:54.422 INFO running `"docker" "start" "-a" "59d147e3fd709ed0ab3f85b9413048fc4f6d554e4f13ef14a493e0b8c32be45a"`
Sep 19 18:56:55.474 INFO kablam! usermod: no changes
Sep 19 18:56:55.544 INFO kablam!     Checking tiny-secp256k1 v0.1.0 (/source)
Sep 19 18:56:55.545 INFO kablam!    Compiling secp256k1 v0.6.3
Sep 19 18:56:55.551 INFO kablam!     Checking serde v0.6.15
Sep 19 18:56:56.018 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Sep 19 18:56:56.018 INFO kablam!    --> src/big_num.rs:281:4
Sep 19 18:56:56.018 INFO kablam!     |
Sep 19 18:56:56.018 INFO kablam! 281 |             self.mul(rhs.words[0]);
Sep 19 18:56:56.018 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 18:56:56.018 INFO kablam!     |
Sep 19 18:56:56.018 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 19 18:56:56.018 INFO kablam! 
Sep 19 18:56:57.940 INFO kablam!     Checking serde_json v0.6.1
Sep 19 18:57:00.078 INFO kablam! warning: unused return value of `core::ops::Mul::mul` which must be used
Sep 19 18:57:00.078 INFO kablam!    --> src/big_num.rs:281:4
Sep 19 18:57:00.078 INFO kablam!     |
Sep 19 18:57:00.078 INFO kablam! 281 |             self.mul(rhs.words[0]);
Sep 19 18:57:00.078 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 18:57:00.078 INFO kablam!     |
Sep 19 18:57:00.078 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 19 18:57:00.078 INFO kablam! 
Sep 19 18:57:00.120 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
Sep 19 18:57:00.125 INFO kablam! su: No module specific data is present
Sep 19 18:57:00.674 INFO running `"docker" "rm" "-f" "59d147e3fd709ed0ab3f85b9413048fc4f6d554e4f13ef14a493e0b8c32be45a"`
Sep 19 18:57:00.781 INFO blam! 59d147e3fd709ed0ab3f85b9413048fc4f6d554e4f13ef14a493e0b8c32be45a