Sep 10 14:39:41.320 INFO checking mhash-0.3.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 14:39:41.320 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 14:39:41.320 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-1/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 14:39:41.529 INFO blam! b7d925e3c5dfb0a8dbfbc66cad81f9afd92faec23533a21fb8b4940df7490ec7
Sep 10 14:39:41.530 INFO running `"docker" "start" "-a" "b7d925e3c5dfb0a8dbfbc66cad81f9afd92faec23533a21fb8b4940df7490ec7"`
Sep 10 14:39:42.168 INFO kablam! usermod: no changes
Sep 10 14:39:42.242 INFO kablam!     Checking varmint v0.1.3
Sep 10 14:39:42.576 INFO kablam!     Checking mhash v0.3.0 (file:///source)
Sep 10 14:39:42.634 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 10 14:39:42.634 INFO kablam!  --> src/lib.rs:4:9
Sep 10 14:39:42.634 INFO kablam!   |
Sep 10 14:39:42.634 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 10 14:39:42.634 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 10 14:39:42.634 INFO kablam!   |
Sep 10 14:39:42.634 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 10 14:39:42.634 INFO kablam! 
Sep 10 14:39:42.801 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 10 14:39:42.801 INFO kablam!  --> src/lib.rs:4:9
Sep 10 14:39:42.801 INFO kablam!   |
Sep 10 14:39:42.801 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 10 14:39:42.801 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 10 14:39:42.801 INFO kablam!   |
Sep 10 14:39:42.801 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 10 14:39:42.801 INFO kablam! 
Sep 10 14:39:43.326 INFO kablam! warning: variable does not need to be mutable
Sep 10 14:39:43.326 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 10 14:39:43.326 INFO kablam!    |
Sep 10 14:39:43.326 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 10 14:39:43.326 INFO kablam!    |                 ----^^^^^^
Sep 10 14:39:43.326 INFO kablam!    |                 |
Sep 10 14:39:43.326 INFO kablam!    |                 help: remove this `mut`
Sep 10 14:39:43.326 INFO kablam!    |
Sep 10 14:39:43.326 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 14:39:43.326 INFO kablam! 
Sep 10 14:39:43.598 INFO kablam! warning: variable does not need to be mutable
Sep 10 14:39:43.598 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 10 14:39:43.598 INFO kablam!    |
Sep 10 14:39:43.598 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 10 14:39:43.598 INFO kablam!    |                 ----^^^^^^
Sep 10 14:39:43.598 INFO kablam!    |                 |
Sep 10 14:39:43.598 INFO kablam!    |                 help: remove this `mut`
Sep 10 14:39:43.598 INFO kablam!    |
Sep 10 14:39:43.598 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 14:39:43.598 INFO kablam! 
Sep 10 14:39:43.646 INFO kablam! warning: unused result
Sep 10 14:39:43.646 INFO kablam!   --> src/read.rs:83:9
Sep 10 14:39:43.646 INFO kablam!    |
Sep 10 14:39:43.646 INFO kablam! 83 |         buffer.read_multihash().is_err();
Sep 10 14:39:43.646 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 14:39:43.646 INFO kablam!    |
Sep 10 14:39:43.646 INFO kablam! note: lint level defined here
Sep 10 14:39:43.646 INFO kablam!   --> src/lib.rs:11:9
Sep 10 14:39:43.646 INFO kablam!    |
Sep 10 14:39:43.646 INFO kablam! 11 | #![warn(unused_results)]
Sep 10 14:39:43.646 INFO kablam!    |         ^^^^^^^^^^^^^^
Sep 10 14:39:43.646 INFO kablam! 
Sep 10 14:39:43.646 INFO kablam! warning: unused result
Sep 10 14:39:43.646 INFO kablam!   --> src/read.rs:89:9
Sep 10 14:39:43.646 INFO kablam!    |
Sep 10 14:39:43.646 INFO kablam! 89 |         buffer.read_multihash().is_err();
Sep 10 14:39:43.646 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 14:39:43.646 INFO kablam! 
Sep 10 14:39:43.646 INFO kablam! warning: unused result
Sep 10 14:39:43.646 INFO kablam!   --> src/read.rs:95:9
Sep 10 14:39:43.646 INFO kablam!    |
Sep 10 14:39:43.646 INFO kablam! 95 |         buffer.read_multihash().is_err();
Sep 10 14:39:43.646 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 14:39:43.646 INFO kablam! 
Sep 10 14:39:43.646 INFO kablam! warning: unused result
Sep 10 14:39:43.646 INFO kablam!    --> src/read.rs:101:9
Sep 10 14:39:43.646 INFO kablam!     |
Sep 10 14:39:43.646 INFO kablam! 101 |         buffer.read_multihash().is_err();
Sep 10 14:39:43.646 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 14:39:43.647 INFO kablam! 
Sep 10 14:39:43.647 INFO kablam! warning: unused result
Sep 10 14:39:43.647 INFO kablam!    --> src/read.rs:113:9
Sep 10 14:39:43.647 INFO kablam!     |
Sep 10 14:39:43.647 INFO kablam! 113 |         buffer.read_multihash().is_err();
Sep 10 14:39:43.647 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 14:39:43.647 INFO kablam! 
Sep 10 14:39:43.683 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Sep 10 14:39:43.690 INFO kablam! su: No module specific data is present
Sep 10 14:39:44.837 INFO running `"docker" "rm" "-f" "b7d925e3c5dfb0a8dbfbc66cad81f9afd92faec23533a21fb8b4940df7490ec7"`
Sep 10 14:39:44.971 INFO blam! b7d925e3c5dfb0a8dbfbc66cad81f9afd92faec23533a21fb8b4940df7490ec7