Sep 02 07:35:59.840 INFO checking mhash-0.3.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 07:35:59.840 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 07:35:59.840 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 07:36:00.013 INFO blam! 2ef2754ba1089bdddf45f2e32f6ae3057017f93740c249e4ced8b80405c1e60b
Sep 02 07:36:00.015 INFO running `"docker" "start" "-a" "2ef2754ba1089bdddf45f2e32f6ae3057017f93740c249e4ced8b80405c1e60b"`
Sep 02 07:36:00.638 INFO kablam!     Checking varmint v0.1.3
Sep 02 07:36:00.639 INFO kablam!     Checking error-chain v0.5.0
Sep 02 07:36:01.591 INFO kablam!     Checking mhash v0.3.0 (file:///source)
Sep 02 07:36:01.633 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 02 07:36:01.633 INFO kablam!  --> src/lib.rs:4:9
Sep 02 07:36:01.633 INFO kablam!   |
Sep 02 07:36:01.633 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 02 07:36:01.633 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 02 07:36:01.633 INFO kablam!   |
Sep 02 07:36:01.633 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 02 07:36:01.633 INFO kablam! 
Sep 02 07:36:01.649 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 02 07:36:01.649 INFO kablam!  --> src/lib.rs:4:9
Sep 02 07:36:01.649 INFO kablam!   |
Sep 02 07:36:01.649 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 02 07:36:01.649 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 02 07:36:01.649 INFO kablam!   |
Sep 02 07:36:01.649 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 02 07:36:01.649 INFO kablam! 
Sep 02 07:36:02.552 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:36:02.552 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 02 07:36:02.552 INFO kablam!    |
Sep 02 07:36:02.552 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 02 07:36:02.552 INFO kablam!    |                 ----^^^^^^
Sep 02 07:36:02.553 INFO kablam!    |                 |
Sep 02 07:36:02.553 INFO kablam!    |                 help: remove this `mut`
Sep 02 07:36:02.553 INFO kablam!    |
Sep 02 07:36:02.553 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 07:36:02.553 INFO kablam! 
Sep 02 07:36:02.843 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:36:02.843 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 02 07:36:02.843 INFO kablam!    |
Sep 02 07:36:02.843 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 02 07:36:02.843 INFO kablam!    |                 ----^^^^^^
Sep 02 07:36:02.843 INFO kablam!    |                 |
Sep 02 07:36:02.843 INFO kablam!    |                 help: remove this `mut`
Sep 02 07:36:02.844 INFO kablam!    |
Sep 02 07:36:02.844 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 07:36:02.844 INFO kablam! 
Sep 02 07:36:02.921 INFO kablam! warning: unused result
Sep 02 07:36:02.921 INFO kablam!   --> src/read.rs:83:9
Sep 02 07:36:02.921 INFO kablam!    |
Sep 02 07:36:02.921 INFO kablam! 83 |         buffer.read_multihash().is_err();
Sep 02 07:36:02.921 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 07:36:02.921 INFO kablam!    |
Sep 02 07:36:02.921 INFO kablam! note: lint level defined here
Sep 02 07:36:02.921 INFO kablam!   --> src/lib.rs:11:9
Sep 02 07:36:02.921 INFO kablam!    |
Sep 02 07:36:02.921 INFO kablam! 11 | #![warn(unused_results)]
Sep 02 07:36:02.921 INFO kablam!    |         ^^^^^^^^^^^^^^
Sep 02 07:36:02.921 INFO kablam! 
Sep 02 07:36:02.921 INFO kablam! warning: unused result
Sep 02 07:36:02.921 INFO kablam!   --> src/read.rs:89:9
Sep 02 07:36:02.921 INFO kablam!    |
Sep 02 07:36:02.921 INFO kablam! 89 |         buffer.read_multihash().is_err();
Sep 02 07:36:02.921 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 07:36:02.921 INFO kablam! 
Sep 02 07:36:02.922 INFO kablam! warning: unused result
Sep 02 07:36:02.922 INFO kablam!   --> src/read.rs:95:9
Sep 02 07:36:02.922 INFO kablam!    |
Sep 02 07:36:02.922 INFO kablam! 95 |         buffer.read_multihash().is_err();
Sep 02 07:36:02.922 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 07:36:02.922 INFO kablam! 
Sep 02 07:36:02.922 INFO kablam! warning: unused result
Sep 02 07:36:02.922 INFO kablam!    --> src/read.rs:101:9
Sep 02 07:36:02.922 INFO kablam!     |
Sep 02 07:36:02.922 INFO kablam! 101 |         buffer.read_multihash().is_err();
Sep 02 07:36:02.922 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 07:36:02.922 INFO kablam! 
Sep 02 07:36:02.922 INFO kablam! warning: unused result
Sep 02 07:36:02.922 INFO kablam!    --> src/read.rs:113:9
Sep 02 07:36:02.922 INFO kablam!     |
Sep 02 07:36:02.922 INFO kablam! 113 |         buffer.read_multihash().is_err();
Sep 02 07:36:02.922 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 07:36:02.923 INFO kablam! 
Sep 02 07:36:02.947 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
Sep 02 07:36:02.952 INFO kablam! su: No module specific data is present
Sep 02 07:36:03.293 INFO running `"docker" "rm" "-f" "2ef2754ba1089bdddf45f2e32f6ae3057017f93740c249e4ced8b80405c1e60b"`
Sep 02 07:36:03.392 INFO blam! 2ef2754ba1089bdddf45f2e32f6ae3057017f93740c249e4ced8b80405c1e60b