Sep 17 21:22:38.223 INFO checking mhash-0.3.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 21:22:38.223 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 21:22:38.223 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-7/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 21:22:38.640 INFO blam! 0a53f4ff3f0169b195c8bbca4d0fa72b3b675ba062d84622de9b1b958f070bec
Sep 17 21:22:38.643 INFO running `"docker" "start" "-a" "0a53f4ff3f0169b195c8bbca4d0fa72b3b675ba062d84622de9b1b958f070bec"`
Sep 17 21:22:39.424 INFO kablam! usermod: no changes
Sep 17 21:22:39.492 INFO kablam!     Checking varmint v0.1.3
Sep 17 21:22:39.494 INFO kablam!     Checking bs58 v0.2.2
Sep 17 21:22:39.883 INFO kablam!     Checking mhash v0.3.0 (/source)
Sep 17 21:22:39.936 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 17 21:22:39.936 INFO kablam!  --> src/lib.rs:4:9
Sep 17 21:22:39.936 INFO kablam!   |
Sep 17 21:22:39.936 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 17 21:22:39.936 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 17 21:22:39.936 INFO kablam!   |
Sep 17 21:22:39.936 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 17 21:22:39.936 INFO kablam! 
Sep 17 21:22:39.943 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 17 21:22:39.943 INFO kablam!  --> src/lib.rs:4:9
Sep 17 21:22:39.943 INFO kablam!   |
Sep 17 21:22:39.943 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 17 21:22:39.943 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 17 21:22:39.943 INFO kablam!   |
Sep 17 21:22:39.943 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 17 21:22:39.943 INFO kablam! 
Sep 17 21:22:40.575 INFO kablam! warning: variable does not need to be mutable
Sep 17 21:22:40.575 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 17 21:22:40.575 INFO kablam!    |
Sep 17 21:22:40.575 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 17 21:22:40.575 INFO kablam!    |                 ----^^^^^^
Sep 17 21:22:40.575 INFO kablam!    |                 |
Sep 17 21:22:40.575 INFO kablam!    |                 help: remove this `mut`
Sep 17 21:22:40.575 INFO kablam!    |
Sep 17 21:22:40.575 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 17 21:22:40.575 INFO kablam! 
Sep 17 21:22:40.675 INFO kablam! warning: variable does not need to be mutable
Sep 17 21:22:40.675 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 17 21:22:40.675 INFO kablam!    |
Sep 17 21:22:40.675 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 17 21:22:40.675 INFO kablam!    |                 ----^^^^^^
Sep 17 21:22:40.675 INFO kablam!    |                 |
Sep 17 21:22:40.675 INFO kablam!    |                 help: remove this `mut`
Sep 17 21:22:40.675 INFO kablam!    |
Sep 17 21:22:40.675 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 17 21:22:40.675 INFO kablam! 
Sep 17 21:22:40.772 INFO kablam! warning: unused result
Sep 17 21:22:40.772 INFO kablam!   --> src/read.rs:83:9
Sep 17 21:22:40.773 INFO kablam!    |
Sep 17 21:22:40.773 INFO kablam! 83 |         buffer.read_multihash().is_err();
Sep 17 21:22:40.773 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 21:22:40.774 INFO kablam!    |
Sep 17 21:22:40.774 INFO kablam! note: lint level defined here
Sep 17 21:22:40.775 INFO kablam!   --> src/lib.rs:11:9
Sep 17 21:22:40.775 INFO kablam!    |
Sep 17 21:22:40.776 INFO kablam! 11 | #![warn(unused_results)]
Sep 17 21:22:40.776 INFO kablam!    |         ^^^^^^^^^^^^^^
Sep 17 21:22:40.776 INFO kablam! 
Sep 17 21:22:40.777 INFO kablam! warning: unused result
Sep 17 21:22:40.777 INFO kablam!   --> src/read.rs:89:9
Sep 17 21:22:40.778 INFO kablam!    |
Sep 17 21:22:40.778 INFO kablam! 89 |         buffer.read_multihash().is_err();
Sep 17 21:22:40.779 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 21:22:40.779 INFO kablam! 
Sep 17 21:22:40.780 INFO kablam! warning: unused result
Sep 17 21:22:40.780 INFO kablam!   --> src/read.rs:95:9
Sep 17 21:22:40.781 INFO kablam!    |
Sep 17 21:22:40.781 INFO kablam! 95 |         buffer.read_multihash().is_err();
Sep 17 21:22:40.781 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 21:22:40.782 INFO kablam! 
Sep 17 21:22:40.782 INFO kablam! warning: unused result
Sep 17 21:22:40.783 INFO kablam!    --> src/read.rs:101:9
Sep 17 21:22:40.783 INFO kablam!     |
Sep 17 21:22:40.784 INFO kablam! 101 |         buffer.read_multihash().is_err();
Sep 17 21:22:40.784 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 21:22:40.784 INFO kablam! 
Sep 17 21:22:40.785 INFO kablam! warning: unused result
Sep 17 21:22:40.785 INFO kablam!    --> src/read.rs:113:9
Sep 17 21:22:40.786 INFO kablam!     |
Sep 17 21:22:40.786 INFO kablam! 113 |         buffer.read_multihash().is_err();
Sep 17 21:22:40.786 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 21:22:40.787 INFO kablam! 
Sep 17 21:22:40.828 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
Sep 17 21:22:40.832 INFO kablam! su: No module specific data is present
Sep 17 21:22:42.045 INFO running `"docker" "rm" "-f" "0a53f4ff3f0169b195c8bbca4d0fa72b3b675ba062d84622de9b1b958f070bec"`
Sep 17 21:22:42.239 INFO blam! 0a53f4ff3f0169b195c8bbca4d0fa72b3b675ba062d84622de9b1b958f070bec