Aug 30 10:47:15.016 INFO checking mhash-0.3.0 against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699
Aug 30 10:47:15.016 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets
Aug 30 10:47:15.016 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-0/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/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=500" "-e" "CMD=cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 10:47:15.193 INFO blam! 27d3d20e8967dc033f6495a698d1898219941012287e8d8b6b24988f0cf64746
Aug 30 10:47:15.195 INFO running `"docker" "start" "-a" "27d3d20e8967dc033f6495a698d1898219941012287e8d8b6b24988f0cf64746"`
Aug 30 10:47:15.796 INFO kablam!     Checking varmint v0.1.3
Aug 30 10:47:16.337 INFO kablam!     Checking mhash v0.3.0 (file:///source)
Aug 30 10:47:16.386 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Aug 30 10:47:16.386 INFO kablam!  --> src/lib.rs:4:9
Aug 30 10:47:16.386 INFO kablam!   |
Aug 30 10:47:16.386 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Aug 30 10:47:16.386 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Aug 30 10:47:16.386 INFO kablam!   |
Aug 30 10:47:16.386 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Aug 30 10:47:16.386 INFO kablam! 
Aug 30 10:47:16.393 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Aug 30 10:47:16.393 INFO kablam!  --> src/lib.rs:4:9
Aug 30 10:47:16.393 INFO kablam!   |
Aug 30 10:47:16.393 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Aug 30 10:47:16.393 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Aug 30 10:47:16.393 INFO kablam!   |
Aug 30 10:47:16.393 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Aug 30 10:47:16.394 INFO kablam! 
Aug 30 10:47:17.402 INFO kablam! warning: variable does not need to be mutable
Aug 30 10:47:17.402 INFO kablam!   --> src/multihash_vec.rs:23:17
Aug 30 10:47:17.402 INFO kablam!    |
Aug 30 10:47:17.402 INFO kablam! 23 |             let mut writer = &mut bytes;
Aug 30 10:47:17.402 INFO kablam!    |                 ----^^^^^^
Aug 30 10:47:17.402 INFO kablam!    |                 |
Aug 30 10:47:17.402 INFO kablam!    |                 help: remove this `mut`
Aug 30 10:47:17.402 INFO kablam!    |
Aug 30 10:47:17.402 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 10:47:17.402 INFO kablam! 
Aug 30 10:47:17.632 INFO kablam! warning: variable does not need to be mutable
Aug 30 10:47:17.632 INFO kablam!   --> src/multihash_vec.rs:23:17
Aug 30 10:47:17.632 INFO kablam!    |
Aug 30 10:47:17.632 INFO kablam! 23 |             let mut writer = &mut bytes;
Aug 30 10:47:17.632 INFO kablam!    |                 ----^^^^^^
Aug 30 10:47:17.632 INFO kablam!    |                 |
Aug 30 10:47:17.632 INFO kablam!    |                 help: remove this `mut`
Aug 30 10:47:17.632 INFO kablam!    |
Aug 30 10:47:17.632 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 10:47:17.632 INFO kablam! 
Aug 30 10:47:17.708 INFO kablam! warning: unused result
Aug 30 10:47:17.708 INFO kablam!   --> src/read.rs:83:9
Aug 30 10:47:17.708 INFO kablam!    |
Aug 30 10:47:17.708 INFO kablam! 83 |         buffer.read_multihash().is_err();
Aug 30 10:47:17.708 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 10:47:17.708 INFO kablam!    |
Aug 30 10:47:17.708 INFO kablam! note: lint level defined here
Aug 30 10:47:17.708 INFO kablam!   --> src/lib.rs:11:9
Aug 30 10:47:17.708 INFO kablam!    |
Aug 30 10:47:17.708 INFO kablam! 11 | #![warn(unused_results)]
Aug 30 10:47:17.708 INFO kablam!    |         ^^^^^^^^^^^^^^
Aug 30 10:47:17.708 INFO kablam! 
Aug 30 10:47:17.708 INFO kablam! warning: unused result
Aug 30 10:47:17.708 INFO kablam!   --> src/read.rs:89:9
Aug 30 10:47:17.708 INFO kablam!    |
Aug 30 10:47:17.708 INFO kablam! 89 |         buffer.read_multihash().is_err();
Aug 30 10:47:17.708 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 10:47:17.708 INFO kablam! 
Aug 30 10:47:17.708 INFO kablam! warning: unused result
Aug 30 10:47:17.709 INFO kablam!   --> src/read.rs:95:9
Aug 30 10:47:17.709 INFO kablam!    |
Aug 30 10:47:17.709 INFO kablam! 95 |         buffer.read_multihash().is_err();
Aug 30 10:47:17.709 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 10:47:17.709 INFO kablam! 
Aug 30 10:47:17.709 INFO kablam! warning: unused result
Aug 30 10:47:17.709 INFO kablam!    --> src/read.rs:101:9
Aug 30 10:47:17.709 INFO kablam!     |
Aug 30 10:47:17.709 INFO kablam! 101 |         buffer.read_multihash().is_err();
Aug 30 10:47:17.709 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 10:47:17.709 INFO kablam! 
Aug 30 10:47:17.709 INFO kablam! warning: unused result
Aug 30 10:47:17.709 INFO kablam!    --> src/read.rs:113:9
Aug 30 10:47:17.709 INFO kablam!     |
Aug 30 10:47:17.709 INFO kablam! 113 |         buffer.read_multihash().is_err();
Aug 30 10:47:17.709 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 10:47:17.709 INFO kablam! 
Aug 30 10:47:17.731 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Aug 30 10:47:17.736 INFO kablam! su: No module specific data is present
Aug 30 10:47:18.118 INFO running `"docker" "rm" "-f" "27d3d20e8967dc033f6495a698d1898219941012287e8d8b6b24988f0cf64746"`
Aug 30 10:47:18.206 INFO blam! 27d3d20e8967dc033f6495a698d1898219941012287e8d8b6b24988f0cf64746