Sep 20 03:54:25.248 INFO checking ethereum-bigint-0.2.9 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352 Sep 20 03:54:25.248 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets Sep 20 03:54:25.248 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-4/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"` Sep 20 03:54:25.400 INFO blam! a4937cadfdedb7eb439ad9de7dc3966d51e8a6a5398a4340992bc6e8662c3d41 Sep 20 03:54:25.401 INFO running `"docker" "start" "-a" "a4937cadfdedb7eb439ad9de7dc3966d51e8a6a5398a4340992bc6e8662c3d41"` Sep 20 03:54:26.448 INFO kablam! usermod: no changes Sep 20 03:54:26.562 INFO kablam! Checking ethereum-hexutil v0.2.3 Sep 20 03:54:27.095 INFO kablam! Checking ethereum-rlp v0.2.3 Sep 20 03:54:27.878 INFO kablam! Checking ethereum-bigint v0.2.9 (/source) Sep 20 03:54:29.809 INFO kablam! warning: type alias is never used: `H256FastMap` Sep 20 03:54:29.809 INFO kablam! --> src/hash/mod.rs:541:1 Sep 20 03:54:29.809 INFO kablam! | Sep 20 03:54:29.809 INFO kablam! 541 | pub type H256FastMap = Map>; Sep 20 03:54:29.809 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 20 03:54:29.809 INFO kablam! | Sep 20 03:54:29.809 INFO kablam! = note: #[warn(dead_code)] on by default Sep 20 03:54:29.809 INFO kablam! Sep 20 03:54:29.809 INFO kablam! warning: type alias is never used: `H256FastSet` Sep 20 03:54:29.809 INFO kablam! --> src/hash/mod.rs:544:1 Sep 20 03:54:29.809 INFO kablam! | Sep 20 03:54:29.809 INFO kablam! 544 | pub type H256FastSet = Set>; Sep 20 03:54:29.809 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 20 03:54:29.809 INFO kablam! Sep 20 03:54:30.805 INFO kablam! warning: type alias is never used: `H256FastMap` Sep 20 03:54:30.805 INFO kablam! --> src/hash/mod.rs:541:1 Sep 20 03:54:30.805 INFO kablam! | Sep 20 03:54:30.805 INFO kablam! 541 | pub type H256FastMap = Map>; Sep 20 03:54:30.805 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 20 03:54:30.805 INFO kablam! | Sep 20 03:54:30.805 INFO kablam! = note: #[warn(dead_code)] on by default Sep 20 03:54:30.805 INFO kablam! Sep 20 03:54:30.805 INFO kablam! warning: type alias is never used: `H256FastSet` Sep 20 03:54:30.805 INFO kablam! --> src/hash/mod.rs:544:1 Sep 20 03:54:30.805 INFO kablam! | Sep 20 03:54:30.805 INFO kablam! 544 | pub type H256FastSet = Set>; Sep 20 03:54:30.805 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 20 03:54:30.805 INFO kablam! Sep 20 03:54:30.830 INFO kablam! error: unused arithmetic operation which must be used Sep 20 03:54:30.830 INFO kablam! --> src/uint/tests.rs:334:5 Sep 20 03:54:30.830 INFO kablam! | Sep 20 03:54:30.830 INFO kablam! 334 | / U128::from_str("ffffffffffffffffffffffffffffffff").unwrap() Sep 20 03:54:30.830 INFO kablam! 335 | | + Sep 20 03:54:30.830 INFO kablam! 336 | | U128::from_str("ffffffffffffffffffffffffffffffff").unwrap(); Sep 20 03:54:30.830 INFO kablam! | |___________________________________________________________________^ Sep 20 03:54:30.830 INFO kablam! | Sep 20 03:54:30.830 INFO kablam! note: lint level defined here Sep 20 03:54:30.830 INFO kablam! --> src/lib.rs:2:29 Sep 20 03:54:30.830 INFO kablam! | Sep 20 03:54:30.830 INFO kablam! 2 | unused_comparisons, unused_must_use, Sep 20 03:54:30.830 INFO kablam! | ^^^^^^^^^^^^^^^ Sep 20 03:54:30.830 INFO kablam! Sep 20 03:54:30.830 INFO kablam! error: unused arithmetic operation which must be used Sep 20 03:54:30.830 INFO kablam! --> src/uint/tests.rs:370:5 Sep 20 03:54:30.830 INFO kablam! | Sep 20 03:54:30.830 INFO kablam! 370 | / U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap() Sep 20 03:54:30.830 INFO kablam! 371 | | * Sep 20 03:54:30.830 INFO kablam! 372 | | U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap(); Sep 20 03:54:30.830 INFO kablam! | |___________________________________________________________________________________________________^ Sep 20 03:54:30.830 INFO kablam! Sep 20 03:54:30.831 INFO kablam! error: unused arithmetic operation which must be used Sep 20 03:54:30.831 INFO kablam! --> src/uint/tests.rs:389:5 Sep 20 03:54:30.831 INFO kablam! | Sep 20 03:54:30.831 INFO kablam! 389 | / U256::from_str("0").unwrap() Sep 20 03:54:30.831 INFO kablam! 390 | | - Sep 20 03:54:30.831 INFO kablam! 391 | | U256::from_str("1").unwrap(); Sep 20 03:54:30.831 INFO kablam! | |____________________________________^ Sep 20 03:54:30.831 INFO kablam! Sep 20 03:54:30.891 INFO kablam! error: aborting due to 3 previous errors Sep 20 03:54:30.891 INFO kablam! Sep 20 03:54:30.898 INFO kablam! error: Could not compile `ethereum-bigint`. Sep 20 03:54:30.898 INFO kablam! Sep 20 03:54:30.898 INFO kablam! To learn more, run the command again with --verbose. Sep 20 03:54:30.899 INFO kablam! su: No module specific data is present Sep 20 03:54:31.565 INFO running `"docker" "rm" "-f" "a4937cadfdedb7eb439ad9de7dc3966d51e8a6a5398a4340992bc6e8662c3d41"` Sep 20 03:54:31.724 INFO blam! a4937cadfdedb7eb439ad9de7dc3966d51e8a6a5398a4340992bc6e8662c3d41