Aug 02 10:40:39.131 INFO checking etcommon-bigint-0.2.9 against 1.27.2+tmplazy for lazy_static-1
Aug 02 10:40:39.131 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:40:39.131 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:40:39.131 INFO running `"docker" "create" "-v" "/tmp/crater.QBnjhZOU9lMX:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+tmplazy:/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 +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 10:40:39.406 INFO blam! fa2113397b54bfdc74ea012900f5ec7d1cbf1ed6a2f9fb824eb2dd44b445bec4
Aug 02 10:40:39.408 INFO running `"docker" "start" "-a" "fa2113397b54bfdc74ea012900f5ec7d1cbf1ed6a2f9fb824eb2dd44b445bec4"`
Aug 02 10:40:40.543 INFO kablam!     Checking etcommon-rlp v0.2.3
Aug 02 10:40:41.917 INFO kablam!     Checking etcommon-bigint v0.2.9 (file:///source)
Aug 02 10:40:47.135 INFO kablam! warning: type alias is never used: `H256FastMap`
Aug 02 10:40:47.135 INFO kablam!    --> src/hash/mod.rs:541:1
Aug 02 10:40:47.135 INFO kablam!     |
Aug 02 10:40:47.135 INFO kablam! 541 | pub type H256FastMap<T> = Map<H256, T, BuildHasherDefault<PlainHasher>>;
Aug 02 10:40:47.135 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 10:40:47.144 INFO kablam!     |
Aug 02 10:40:47.145 INFO kablam!     = note: #[warn(dead_code)] on by default
Aug 02 10:40:47.145 INFO kablam! 
Aug 02 10:40:47.145 INFO kablam! warning: type alias is never used: `H256FastSet`
Aug 02 10:40:47.145 INFO kablam!    --> src/hash/mod.rs:544:1
Aug 02 10:40:47.145 INFO kablam!     |
Aug 02 10:40:47.146 INFO kablam! 544 | pub type H256FastSet = Set<H256, BuildHasherDefault<PlainHasher>>;
Aug 02 10:40:47.146 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 10:40:47.146 INFO kablam! 
Aug 02 10:40:49.150 INFO kablam! warning: type alias is never used: `H256FastMap`
Aug 02 10:40:49.150 INFO kablam!    --> src/hash/mod.rs:541:1
Aug 02 10:40:49.150 INFO kablam!     |
Aug 02 10:40:49.150 INFO kablam! 541 | pub type H256FastMap<T> = Map<H256, T, BuildHasherDefault<PlainHasher>>;
Aug 02 10:40:49.150 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 10:40:49.151 INFO kablam!     |
Aug 02 10:40:49.151 INFO kablam!     = note: #[warn(dead_code)] on by default
Aug 02 10:40:49.151 INFO kablam! 
Aug 02 10:40:49.151 INFO kablam! warning: type alias is never used: `H256FastSet`
Aug 02 10:40:49.151 INFO kablam!    --> src/hash/mod.rs:544:1
Aug 02 10:40:49.151 INFO kablam!     |
Aug 02 10:40:49.151 INFO kablam! 544 | pub type H256FastSet = Set<H256, BuildHasherDefault<PlainHasher>>;
Aug 02 10:40:49.151 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 10:40:49.161 INFO kablam! 
Aug 02 10:40:49.244 INFO kablam! error: unused arithmetic operation which must be used
Aug 02 10:40:49.244 INFO kablam!    --> src/uint/tests.rs:334:5
Aug 02 10:40:49.244 INFO kablam!     |
Aug 02 10:40:49.244 INFO kablam! 334 | /     U128::from_str("ffffffffffffffffffffffffffffffff").unwrap()
Aug 02 10:40:49.244 INFO kablam! 335 | |         +
Aug 02 10:40:49.244 INFO kablam! 336 | |         U128::from_str("ffffffffffffffffffffffffffffffff").unwrap();
Aug 02 10:40:49.244 INFO kablam!     | |___________________________________________________________________^
Aug 02 10:40:49.244 INFO kablam!     |
Aug 02 10:40:49.244 INFO kablam! note: lint level defined here
Aug 02 10:40:49.244 INFO kablam!    --> src/lib.rs:2:29
Aug 02 10:40:49.244 INFO kablam!     |
Aug 02 10:40:49.244 INFO kablam! 2   |         unused_comparisons, unused_must_use,
Aug 02 10:40:49.244 INFO kablam!     |                             ^^^^^^^^^^^^^^^
Aug 02 10:40:49.244 INFO kablam! 
Aug 02 10:40:49.244 INFO kablam! error: unused arithmetic operation which must be used
Aug 02 10:40:49.244 INFO kablam!    --> src/uint/tests.rs:370:5
Aug 02 10:40:49.244 INFO kablam!     |
Aug 02 10:40:49.245 INFO kablam! 370 | /     U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()
Aug 02 10:40:49.245 INFO kablam! 371 | |         *
Aug 02 10:40:49.245 INFO kablam! 372 | |         U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap();
Aug 02 10:40:49.245 INFO kablam!     | |___________________________________________________________________________________________________^
Aug 02 10:40:49.245 INFO kablam! 
Aug 02 10:40:49.246 INFO kablam! error: unused arithmetic operation which must be used
Aug 02 10:40:49.246 INFO kablam!    --> src/uint/tests.rs:389:5
Aug 02 10:40:49.246 INFO kablam!     |
Aug 02 10:40:49.246 INFO kablam! 389 | /     U256::from_str("0").unwrap()
Aug 02 10:40:49.246 INFO kablam! 390 | |         -
Aug 02 10:40:49.246 INFO kablam! 391 | |         U256::from_str("1").unwrap();
Aug 02 10:40:49.246 INFO kablam!     | |____________________________________^
Aug 02 10:40:49.246 INFO kablam! 
Aug 02 10:40:49.460 INFO kablam! error: aborting due to 3 previous errors
Aug 02 10:40:49.460 INFO kablam! 
Aug 02 10:40:49.481 INFO kablam! error: Could not compile `etcommon-bigint`.
Aug 02 10:40:49.481 INFO kablam! 
Aug 02 10:40:49.481 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 10:40:49.482 INFO kablam! su: No module specific data is present
Aug 02 10:40:50.031 INFO running `"docker" "rm" "-f" "fa2113397b54bfdc74ea012900f5ec7d1cbf1ed6a2f9fb824eb2dd44b445bec4"`
Aug 02 10:40:50.161 INFO blam! fa2113397b54bfdc74ea012900f5ec7d1cbf1ed6a2f9fb824eb2dd44b445bec4