Sep 01 14:26:41.819 INFO checking mascheroni-0.2.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 14:26:41.819 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 14:26:41.819 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 14:26:42.066 INFO blam! 4c72a98ea90c4809ebfc8ee23ce365f6dc5cc4fe1c3dcfb4bc992204d8e1095f
Sep 01 14:26:42.067 INFO running `"docker" "start" "-a" "4c72a98ea90c4809ebfc8ee23ce365f6dc5cc4fe1c3dcfb4bc992204d8e1095f"`
Sep 01 14:26:42.883 INFO kablam!     Checking mascheroni v0.2.0 (file:///source)
Sep 01 14:26:43.365 INFO kablam! warning: unused variable: `ret`
Sep 01 14:26:43.366 INFO kablam!   --> src/lib.rs:40:13
Sep 01 14:26:43.366 INFO kablam!    |
Sep 01 14:26:43.366 INFO kablam! 40 |     let mut ret: u64 = 0;
Sep 01 14:26:43.366 INFO kablam!    |             ^^^ help: consider using `_ret` instead
Sep 01 14:26:43.366 INFO kablam!    |
Sep 01 14:26:43.366 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 14:26:43.366 INFO kablam! 
Sep 01 14:26:43.370 INFO kablam! warning: variable does not need to be mutable
Sep 01 14:26:43.370 INFO kablam!   --> src/lib.rs:40:9
Sep 01 14:26:43.370 INFO kablam!    |
Sep 01 14:26:43.370 INFO kablam! 40 |     let mut ret: u64 = 0;
Sep 01 14:26:43.370 INFO kablam!    |         ----^^^
Sep 01 14:26:43.370 INFO kablam!    |         |
Sep 01 14:26:43.370 INFO kablam!    |         help: remove this `mut`
Sep 01 14:26:43.370 INFO kablam!    |
Sep 01 14:26:43.370 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 14:26:43.370 INFO kablam! 
Sep 01 14:26:43.379 INFO kablam! warning: function is never used: `test_is_not_palindrome`
Sep 01 14:26:43.379 INFO kablam!    --> src/lib.rs:112:1
Sep 01 14:26:43.379 INFO kablam!     |
Sep 01 14:26:43.379 INFO kablam! 112 | fn test_is_not_palindrome() {
Sep 01 14:26:43.379 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 14:26:43.379 INFO kablam!     |
Sep 01 14:26:43.379 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 14:26:43.379 INFO kablam! 
Sep 01 14:26:43.482 INFO kablam! warning: unused variable: `ret`
Sep 01 14:26:43.482 INFO kablam!   --> src/lib.rs:40:13
Sep 01 14:26:43.482 INFO kablam!    |
Sep 01 14:26:43.482 INFO kablam! 40 |     let mut ret: u64 = 0;
Sep 01 14:26:43.482 INFO kablam!    |             ^^^ help: consider using `_ret` instead
Sep 01 14:26:43.482 INFO kablam!    |
Sep 01 14:26:43.482 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 14:26:43.483 INFO kablam! 
Sep 01 14:26:43.487 INFO kablam! warning: variable does not need to be mutable
Sep 01 14:26:43.488 INFO kablam!   --> src/lib.rs:40:9
Sep 01 14:26:43.488 INFO kablam!    |
Sep 01 14:26:43.488 INFO kablam! 40 |     let mut ret: u64 = 0;
Sep 01 14:26:43.488 INFO kablam!    |         ----^^^
Sep 01 14:26:43.488 INFO kablam!    |         |
Sep 01 14:26:43.488 INFO kablam!    |         help: remove this `mut`
Sep 01 14:26:43.488 INFO kablam!    |
Sep 01 14:26:43.488 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 14:26:43.488 INFO kablam! 
Sep 01 14:26:43.499 INFO kablam! warning: function is never used: `test_is_not_palindrome`
Sep 01 14:26:43.499 INFO kablam!    --> src/lib.rs:112:1
Sep 01 14:26:43.499 INFO kablam!     |
Sep 01 14:26:43.499 INFO kablam! 112 | fn test_is_not_palindrome() {
Sep 01 14:26:43.499 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 14:26:43.499 INFO kablam!     |
Sep 01 14:26:43.499 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 14:26:43.499 INFO kablam! 
Sep 01 14:26:43.511 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Sep 01 14:26:43.512 INFO kablam! su: No module specific data is present
Sep 01 14:26:43.966 INFO running `"docker" "rm" "-f" "4c72a98ea90c4809ebfc8ee23ce365f6dc5cc4fe1c3dcfb4bc992204d8e1095f"`
Sep 01 14:26:44.061 INFO blam! 4c72a98ea90c4809ebfc8ee23ce365f6dc5cc4fe1c3dcfb4bc992204d8e1095f