Sep 14 13:11:44.275 INFO checking mhash-0.3.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 13:11:44.275 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 13:11:44.275 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-0/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 13:11:44.452 INFO blam! e062d4dfba24fc7e98e9ebbd39976dd8b9eee3042e88de30ac7c5d919d1d190f
Sep 14 13:11:44.454 INFO running `"docker" "start" "-a" "e062d4dfba24fc7e98e9ebbd39976dd8b9eee3042e88de30ac7c5d919d1d190f"`
Sep 14 13:11:45.000 INFO kablam! usermod: no changes
Sep 14 13:11:45.095 INFO kablam!     Checking bs58 v0.2.1
Sep 14 13:11:45.099 INFO kablam!     Checking varmint v0.1.3
Sep 14 13:11:45.635 INFO kablam!     Checking mhash v0.3.0 (file:///source)
Sep 14 13:11:45.695 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 14 13:11:45.695 INFO kablam!  --> src/lib.rs:4:9
Sep 14 13:11:45.695 INFO kablam!   |
Sep 14 13:11:45.695 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 14 13:11:45.695 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 14 13:11:45.695 INFO kablam!   |
Sep 14 13:11:45.695 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 14 13:11:45.695 INFO kablam! 
Sep 14 13:11:45.715 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 14 13:11:45.715 INFO kablam!  --> src/lib.rs:4:9
Sep 14 13:11:45.715 INFO kablam!   |
Sep 14 13:11:45.715 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 14 13:11:45.715 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 14 13:11:45.715 INFO kablam!   |
Sep 14 13:11:45.715 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 14 13:11:45.715 INFO kablam! 
Sep 14 13:11:46.407 INFO kablam! warning: variable does not need to be mutable
Sep 14 13:11:46.407 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 14 13:11:46.407 INFO kablam!    |
Sep 14 13:11:46.407 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 14 13:11:46.407 INFO kablam!    |                 ----^^^^^^
Sep 14 13:11:46.407 INFO kablam!    |                 |
Sep 14 13:11:46.407 INFO kablam!    |                 help: remove this `mut`
Sep 14 13:11:46.407 INFO kablam!    |
Sep 14 13:11:46.407 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 13:11:46.407 INFO kablam! 
Sep 14 13:11:46.435 INFO kablam! warning: variable does not need to be mutable
Sep 14 13:11:46.435 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 14 13:11:46.435 INFO kablam!    |
Sep 14 13:11:46.435 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 14 13:11:46.435 INFO kablam!    |                 ----^^^^^^
Sep 14 13:11:46.435 INFO kablam!    |                 |
Sep 14 13:11:46.435 INFO kablam!    |                 help: remove this `mut`
Sep 14 13:11:46.439 INFO kablam!    |
Sep 14 13:11:46.439 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 13:11:46.439 INFO kablam! 
Sep 14 13:11:46.495 INFO kablam! warning: unused result
Sep 14 13:11:46.495 INFO kablam!   --> src/read.rs:83:9
Sep 14 13:11:46.495 INFO kablam!    |
Sep 14 13:11:46.495 INFO kablam! 83 |         buffer.read_multihash().is_err();
Sep 14 13:11:46.495 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:11:46.495 INFO kablam!    |
Sep 14 13:11:46.495 INFO kablam! note: lint level defined here
Sep 14 13:11:46.495 INFO kablam!   --> src/lib.rs:11:9
Sep 14 13:11:46.495 INFO kablam!    |
Sep 14 13:11:46.496 INFO kablam! 11 | #![warn(unused_results)]
Sep 14 13:11:46.496 INFO kablam!    |         ^^^^^^^^^^^^^^
Sep 14 13:11:46.496 INFO kablam! 
Sep 14 13:11:46.496 INFO kablam! warning: unused result
Sep 14 13:11:46.496 INFO kablam!   --> src/read.rs:89:9
Sep 14 13:11:46.496 INFO kablam!    |
Sep 14 13:11:46.496 INFO kablam! 89 |         buffer.read_multihash().is_err();
Sep 14 13:11:46.496 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:11:46.496 INFO kablam! 
Sep 14 13:11:46.496 INFO kablam! warning: unused result
Sep 14 13:11:46.496 INFO kablam!   --> src/read.rs:95:9
Sep 14 13:11:46.496 INFO kablam!    |
Sep 14 13:11:46.496 INFO kablam! 95 |         buffer.read_multihash().is_err();
Sep 14 13:11:46.496 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:11:46.496 INFO kablam! 
Sep 14 13:11:46.496 INFO kablam! warning: unused result
Sep 14 13:11:46.496 INFO kablam!    --> src/read.rs:101:9
Sep 14 13:11:46.496 INFO kablam!     |
Sep 14 13:11:46.496 INFO kablam! 101 |         buffer.read_multihash().is_err();
Sep 14 13:11:46.496 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:11:46.496 INFO kablam! 
Sep 14 13:11:46.496 INFO kablam! warning: unused result
Sep 14 13:11:46.496 INFO kablam!    --> src/read.rs:113:9
Sep 14 13:11:46.496 INFO kablam!     |
Sep 14 13:11:46.496 INFO kablam! 113 |         buffer.read_multihash().is_err();
Sep 14 13:11:46.496 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:11:46.496 INFO kablam! 
Sep 14 13:11:46.559 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Sep 14 13:11:46.559 INFO kablam! su: No module specific data is present
Sep 14 13:11:47.168 INFO running `"docker" "rm" "-f" "e062d4dfba24fc7e98e9ebbd39976dd8b9eee3042e88de30ac7c5d919d1d190f"`
Sep 14 13:11:47.395 INFO blam! e062d4dfba24fc7e98e9ebbd39976dd8b9eee3042e88de30ac7c5d919d1d190f