Sep 04 11:00:14.397 INFO checking mhash-0.3.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 11:00:14.397 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 11:00:14.397 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 11:00:14.601 INFO blam! 588cc6f02198f562fd50e5e9a1c599a69b32ce10745eb3425e54b3161dbf5201
Sep 04 11:00:14.604 INFO running `"docker" "start" "-a" "588cc6f02198f562fd50e5e9a1c599a69b32ce10745eb3425e54b3161dbf5201"`
Sep 04 11:00:15.242 INFO kablam!     Checking varmint v0.1.3
Sep 04 11:00:15.770 INFO kablam!     Checking mhash v0.3.0 (file:///source)
Sep 04 11:00:15.815 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 04 11:00:15.815 INFO kablam!  --> src/lib.rs:4:9
Sep 04 11:00:15.815 INFO kablam!   |
Sep 04 11:00:15.815 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 04 11:00:15.815 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 04 11:00:15.815 INFO kablam!   |
Sep 04 11:00:15.815 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 04 11:00:15.815 INFO kablam! 
Sep 04 11:00:15.829 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 04 11:00:15.829 INFO kablam!  --> src/lib.rs:4:9
Sep 04 11:00:15.829 INFO kablam!   |
Sep 04 11:00:15.829 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 04 11:00:15.829 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 04 11:00:15.829 INFO kablam!   |
Sep 04 11:00:15.829 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 04 11:00:15.829 INFO kablam! 
Sep 04 11:00:16.933 INFO kablam! warning: variable does not need to be mutable
Sep 04 11:00:16.933 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 04 11:00:16.934 INFO kablam!    |
Sep 04 11:00:16.934 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 04 11:00:16.934 INFO kablam!    |                 ----^^^^^^
Sep 04 11:00:16.934 INFO kablam!    |                 |
Sep 04 11:00:16.934 INFO kablam!    |                 help: remove this `mut`
Sep 04 11:00:16.934 INFO kablam!    |
Sep 04 11:00:16.934 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 11:00:16.934 INFO kablam! 
Sep 04 11:00:17.009 INFO kablam! warning: unused result
Sep 04 11:00:17.009 INFO kablam!   --> src/read.rs:83:9
Sep 04 11:00:17.009 INFO kablam!    |
Sep 04 11:00:17.009 INFO kablam! 83 |         buffer.read_multihash().is_err();
Sep 04 11:00:17.009 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:00:17.009 INFO kablam!    |
Sep 04 11:00:17.009 INFO kablam! note: lint level defined here
Sep 04 11:00:17.009 INFO kablam!   --> src/lib.rs:11:9
Sep 04 11:00:17.009 INFO kablam!    |
Sep 04 11:00:17.009 INFO kablam! 11 | #![warn(unused_results)]
Sep 04 11:00:17.009 INFO kablam!    |         ^^^^^^^^^^^^^^
Sep 04 11:00:17.009 INFO kablam! 
Sep 04 11:00:17.009 INFO kablam! warning: unused result
Sep 04 11:00:17.009 INFO kablam!   --> src/read.rs:89:9
Sep 04 11:00:17.009 INFO kablam!    |
Sep 04 11:00:17.009 INFO kablam! 89 |         buffer.read_multihash().is_err();
Sep 04 11:00:17.009 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:00:17.009 INFO kablam! 
Sep 04 11:00:17.009 INFO kablam! warning: unused result
Sep 04 11:00:17.010 INFO kablam!   --> src/read.rs:95:9
Sep 04 11:00:17.010 INFO kablam!    |
Sep 04 11:00:17.010 INFO kablam! 95 |         buffer.read_multihash().is_err();
Sep 04 11:00:17.010 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:00:17.010 INFO kablam! 
Sep 04 11:00:17.010 INFO kablam! warning: unused result
Sep 04 11:00:17.010 INFO kablam!    --> src/read.rs:101:9
Sep 04 11:00:17.010 INFO kablam!     |
Sep 04 11:00:17.010 INFO kablam! 101 |         buffer.read_multihash().is_err();
Sep 04 11:00:17.010 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:00:17.010 INFO kablam! 
Sep 04 11:00:17.010 INFO kablam! warning: unused result
Sep 04 11:00:17.010 INFO kablam!    --> src/read.rs:113:9
Sep 04 11:00:17.010 INFO kablam!     |
Sep 04 11:00:17.010 INFO kablam! 113 |         buffer.read_multihash().is_err();
Sep 04 11:00:17.010 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:00:17.010 INFO kablam! 
Sep 04 11:00:17.169 INFO kablam! warning: variable does not need to be mutable
Sep 04 11:00:17.169 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 04 11:00:17.170 INFO kablam!    |
Sep 04 11:00:17.170 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 04 11:00:17.170 INFO kablam!    |                 ----^^^^^^
Sep 04 11:00:17.170 INFO kablam!    |                 |
Sep 04 11:00:17.170 INFO kablam!    |                 help: remove this `mut`
Sep 04 11:00:17.170 INFO kablam!    |
Sep 04 11:00:17.170 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 11:00:17.170 INFO kablam! 
Sep 04 11:00:17.322 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
Sep 04 11:00:17.327 INFO kablam! su: No module specific data is present
Sep 04 11:00:17.705 INFO running `"docker" "rm" "-f" "588cc6f02198f562fd50e5e9a1c599a69b32ce10745eb3425e54b3161dbf5201"`
Sep 04 11:00:17.835 INFO blam! 588cc6f02198f562fd50e5e9a1c599a69b32ce10745eb3425e54b3161dbf5201