Sep 20 00:12:43.016 INFO checking mhash-0.3.0 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 00:12:43.016 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 00:12:43.017 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-3/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 00:12:43.219 INFO blam! 4985addf323f55280cf7f07035677f1482b1a5de7b8e023b92074d913d934029
Sep 20 00:12:43.221 INFO running `"docker" "start" "-a" "4985addf323f55280cf7f07035677f1482b1a5de7b8e023b92074d913d934029"`
Sep 20 00:12:44.222 INFO kablam! usermod: no changes
Sep 20 00:12:44.314 INFO kablam!     Checking bs58 v0.2.2
Sep 20 00:12:44.314 INFO kablam!     Checking varmint v0.1.3
Sep 20 00:12:44.867 INFO kablam!     Checking mhash v0.3.0 (/source)
Sep 20 00:12:45.019 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 20 00:12:45.019 INFO kablam!  --> src/lib.rs:4:9
Sep 20 00:12:45.020 INFO kablam!   |
Sep 20 00:12:45.020 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 20 00:12:45.020 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 20 00:12:45.021 INFO kablam!   |
Sep 20 00:12:45.021 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 20 00:12:45.021 INFO kablam! 
Sep 20 00:12:45.102 INFO kablam! warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
Sep 20 00:12:45.102 INFO kablam!  --> src/lib.rs:4:9
Sep 20 00:12:45.102 INFO kablam!   |
Sep 20 00:12:45.102 INFO kablam! 4 | #![warn(fat_ptr_transmutes)]
Sep 20 00:12:45.102 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^
Sep 20 00:12:45.102 INFO kablam!   |
Sep 20 00:12:45.102 INFO kablam!   = note: #[warn(renamed_and_removed_lints)] on by default
Sep 20 00:12:45.102 INFO kablam! 
Sep 20 00:12:45.887 INFO kablam! warning: variable does not need to be mutable
Sep 20 00:12:45.888 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 20 00:12:45.888 INFO kablam!    |
Sep 20 00:12:45.888 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 20 00:12:45.889 INFO kablam!    |                 ----^^^^^^
Sep 20 00:12:45.889 INFO kablam!    |                 |
Sep 20 00:12:45.889 INFO kablam!    |                 help: remove this `mut`
Sep 20 00:12:45.890 INFO kablam!    |
Sep 20 00:12:45.890 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 20 00:12:45.890 INFO kablam! 
Sep 20 00:12:45.951 INFO kablam! warning: unused result
Sep 20 00:12:45.951 INFO kablam!   --> src/read.rs:83:9
Sep 20 00:12:45.951 INFO kablam!    |
Sep 20 00:12:45.951 INFO kablam! 83 |         buffer.read_multihash().is_err();
Sep 20 00:12:45.951 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:12:45.951 INFO kablam!    |
Sep 20 00:12:45.952 INFO kablam! note: lint level defined here
Sep 20 00:12:45.952 INFO kablam!   --> src/lib.rs:11:9
Sep 20 00:12:45.952 INFO kablam!    |
Sep 20 00:12:45.952 INFO kablam! 11 | #![warn(unused_results)]
Sep 20 00:12:45.952 INFO kablam!    |         ^^^^^^^^^^^^^^
Sep 20 00:12:45.952 INFO kablam! 
Sep 20 00:12:45.953 INFO kablam! warning: unused result
Sep 20 00:12:45.953 INFO kablam!   --> src/read.rs:89:9
Sep 20 00:12:45.953 INFO kablam!    |
Sep 20 00:12:45.953 INFO kablam! 89 |         buffer.read_multihash().is_err();
Sep 20 00:12:45.954 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:12:45.954 INFO kablam! 
Sep 20 00:12:45.954 INFO kablam! warning: unused result
Sep 20 00:12:45.955 INFO kablam!   --> src/read.rs:95:9
Sep 20 00:12:45.955 INFO kablam!    |
Sep 20 00:12:45.955 INFO kablam! 95 |         buffer.read_multihash().is_err();
Sep 20 00:12:45.955 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:12:45.955 INFO kablam! 
Sep 20 00:12:45.956 INFO kablam! warning: unused result
Sep 20 00:12:45.956 INFO kablam!    --> src/read.rs:101:9
Sep 20 00:12:45.956 INFO kablam!     |
Sep 20 00:12:45.956 INFO kablam! 101 |         buffer.read_multihash().is_err();
Sep 20 00:12:45.957 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:12:45.957 INFO kablam! 
Sep 20 00:12:45.957 INFO kablam! warning: unused result
Sep 20 00:12:45.958 INFO kablam!    --> src/read.rs:113:9
Sep 20 00:12:45.958 INFO kablam!     |
Sep 20 00:12:45.958 INFO kablam! 113 |         buffer.read_multihash().is_err();
Sep 20 00:12:45.958 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:12:45.958 INFO kablam! 
Sep 20 00:12:46.046 INFO kablam! warning: variable does not need to be mutable
Sep 20 00:12:46.046 INFO kablam!   --> src/multihash_vec.rs:23:17
Sep 20 00:12:46.046 INFO kablam!    |
Sep 20 00:12:46.046 INFO kablam! 23 |             let mut writer = &mut bytes;
Sep 20 00:12:46.047 INFO kablam!    |                 ----^^^^^^
Sep 20 00:12:46.047 INFO kablam!    |                 |
Sep 20 00:12:46.047 INFO kablam!    |                 help: remove this `mut`
Sep 20 00:12:46.047 INFO kablam!    |
Sep 20 00:12:46.047 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 20 00:12:46.047 INFO kablam! 
Sep 20 00:12:46.147 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
Sep 20 00:12:46.151 INFO kablam! su: No module specific data is present
Sep 20 00:12:46.844 INFO running `"docker" "rm" "-f" "4985addf323f55280cf7f07035677f1482b1a5de7b8e023b92074d913d934029"`
Sep 20 00:12:46.953 INFO blam! 4985addf323f55280cf7f07035677f1482b1a5de7b8e023b92074d913d934029