Sep 02 07:56:53.457 INFO checking matcha-0.1.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 07:56:53.458 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 07:56:53.458 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/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 02 07:56:53.658 INFO blam! bcb2f382b7d764561fff2a0bfa49fe865363256bfdaedd8cca7e970abdb5bce0
Sep 02 07:56:53.660 INFO running `"docker" "start" "-a" "bcb2f382b7d764561fff2a0bfa49fe865363256bfdaedd8cca7e970abdb5bce0"`
Sep 02 07:56:54.317 INFO kablam!     Checking memcmp v0.0.6
Sep 02 07:56:54.799 INFO kablam!     Checking matcha v0.1.1 (file:///source)
Sep 02 07:56:55.272 INFO kablam! warning: unused import: `std::str`
Sep 02 07:56:55.272 INFO kablam!  --> src/simple.rs:2:5
Sep 02 07:56:55.272 INFO kablam!   |
Sep 02 07:56:55.272 INFO kablam! 2 | use std::str;
Sep 02 07:56:55.272 INFO kablam!   |     ^^^^^^^^
Sep 02 07:56:55.272 INFO kablam!   |
Sep 02 07:56:55.272 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 07:56:55.272 INFO kablam! 
Sep 02 07:56:55.272 INFO kablam! warning: unused import: `std::cmp`
Sep 02 07:56:55.272 INFO kablam!  --> src/tbm.rs:1:5
Sep 02 07:56:55.272 INFO kablam!   |
Sep 02 07:56:55.272 INFO kablam! 1 | use std::cmp;
Sep 02 07:56:55.272 INFO kablam!   |     ^^^^^^^^
Sep 02 07:56:55.272 INFO kablam! 
Sep 02 07:56:55.272 INFO kablam! warning: unused import: `std::mem`
Sep 02 07:56:55.272 INFO kablam!  --> src/tbm.rs:2:5
Sep 02 07:56:55.272 INFO kablam!   |
Sep 02 07:56:55.273 INFO kablam! 2 | use std::mem;
Sep 02 07:56:55.273 INFO kablam!   |     ^^^^^^^^
Sep 02 07:56:55.273 INFO kablam! 
Sep 02 07:56:55.273 INFO kablam! warning: unused import: `self::test::Bencher`
Sep 02 07:56:55.273 INFO kablam!   --> src/lib.rs:16:9
Sep 02 07:56:55.273 INFO kablam!    |
Sep 02 07:56:55.273 INFO kablam! 16 |     use self::test::Bencher;
Sep 02 07:56:55.273 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^
Sep 02 07:56:55.273 INFO kablam! 
Sep 02 07:56:55.273 INFO kablam! warning: unused import: `super::Match`
Sep 02 07:56:55.273 INFO kablam!   --> src/lib.rs:18:9
Sep 02 07:56:55.273 INFO kablam!    |
Sep 02 07:56:55.273 INFO kablam! 18 |     use super::Match;
Sep 02 07:56:55.273 INFO kablam!    |         ^^^^^^^^^^^^
Sep 02 07:56:55.273 INFO kablam! 
Sep 02 07:56:55.273 INFO kablam! warning: unused import: `super::simple::SimpleMatcher`
Sep 02 07:56:55.273 INFO kablam!   --> src/lib.rs:19:9
Sep 02 07:56:55.273 INFO kablam!    |
Sep 02 07:56:55.273 INFO kablam! 19 |     use super::simple::SimpleMatcher;
Sep 02 07:56:55.273 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 07:56:55.273 INFO kablam! 
Sep 02 07:56:55.273 INFO kablam! warning: unused import: `super::tbm::TBMMatcher`
Sep 02 07:56:55.273 INFO kablam!   --> src/lib.rs:20:9
Sep 02 07:56:55.273 INFO kablam!    |
Sep 02 07:56:55.273 INFO kablam! 20 |     use super::tbm::TBMMatcher;
Sep 02 07:56:55.273 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^
Sep 02 07:56:55.273 INFO kablam! 
Sep 02 07:56:55.439 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:56:55.439 INFO kablam!   --> src/tbm.rs:22:9
Sep 02 07:56:55.439 INFO kablam!    |
Sep 02 07:56:55.439 INFO kablam! 22 |     let mut y: usize = x - 1;
Sep 02 07:56:55.439 INFO kablam!    |         ----^
Sep 02 07:56:55.440 INFO kablam!    |         |
Sep 02 07:56:55.440 INFO kablam!    |         help: remove this `mut`
Sep 02 07:56:55.440 INFO kablam!    |
Sep 02 07:56:55.440 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 07:56:55.440 INFO kablam! 
Sep 02 07:56:55.441 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:56:55.441 INFO kablam!   --> src/tbm.rs:47:13
Sep 02 07:56:55.441 INFO kablam!    |
Sep 02 07:56:55.441 INFO kablam! 47 |         let mut r: Vec<usize> = bad_character_table(&needle, needle_len);
Sep 02 07:56:55.441 INFO kablam!    |             ----^
Sep 02 07:56:55.441 INFO kablam!    |             |
Sep 02 07:56:55.441 INFO kablam!    |             help: remove this `mut`
Sep 02 07:56:55.441 INFO kablam! 
Sep 02 07:56:55.442 INFO kablam! warning: constant item is never used: `SM_S`
Sep 02 07:56:55.442 INFO kablam!   --> src/lib.rs:22:5
Sep 02 07:56:55.442 INFO kablam!    |
Sep 02 07:56:55.442 INFO kablam! 22 | /     const SM_S: &'static str = r#"let s = String::from("use memcmp::Memcmp;
Sep 02 07:56:55.442 INFO kablam! 23 | |         use super::Match;
Sep 02 07:56:55.442 INFO kablam! 24 | |
Sep 02 07:56:55.442 INFO kablam! 25 | |         /// The main BruteForceMatcher type for setting configuration and running BruteForceMatcher.
Sep 02 07:56:55.442 INFO kablam! ...  |
Sep 02 07:56:55.442 INFO kablam! 47 | |         }
Sep 02 07:56:55.442 INFO kablam! 48 | |         ");"#;
Sep 02 07:56:55.442 INFO kablam!    | |______________^
Sep 02 07:56:55.442 INFO kablam!    |
Sep 02 07:56:55.442 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 07:56:55.442 INFO kablam! 
Sep 02 07:56:55.443 INFO kablam! warning: comparison is useless due to type limits
Sep 02 07:56:55.443 INFO kablam!   --> src/tbm.rs:24:11
Sep 02 07:56:55.443 INFO kablam!    |
Sep 02 07:56:55.443 INFO kablam! 24 |     while x >= 0 {
Sep 02 07:56:55.443 INFO kablam!    |           ^^^^^^
Sep 02 07:56:55.443 INFO kablam!    |
Sep 02 07:56:55.443 INFO kablam!    = note: #[warn(unused_comparisons)] on by default
Sep 02 07:56:55.443 INFO kablam! 
Sep 02 07:56:55.454 INFO kablam! warning: unused import: `std::str`
Sep 02 07:56:55.454 INFO kablam!  --> src/simple.rs:2:5
Sep 02 07:56:55.454 INFO kablam!   |
Sep 02 07:56:55.454 INFO kablam! 2 | use std::str;
Sep 02 07:56:55.454 INFO kablam!   |     ^^^^^^^^
Sep 02 07:56:55.454 INFO kablam!   |
Sep 02 07:56:55.454 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 07:56:55.454 INFO kablam! 
Sep 02 07:56:55.454 INFO kablam! warning: unused import: `std::cmp`
Sep 02 07:56:55.454 INFO kablam!  --> src/tbm.rs:1:5
Sep 02 07:56:55.454 INFO kablam!   |
Sep 02 07:56:55.454 INFO kablam! 1 | use std::cmp;
Sep 02 07:56:55.454 INFO kablam!   |     ^^^^^^^^
Sep 02 07:56:55.454 INFO kablam! 
Sep 02 07:56:55.455 INFO kablam! warning: unused import: `std::mem`
Sep 02 07:56:55.455 INFO kablam!  --> src/tbm.rs:2:5
Sep 02 07:56:55.455 INFO kablam!   |
Sep 02 07:56:55.455 INFO kablam! 2 | use std::mem;
Sep 02 07:56:55.455 INFO kablam!   |     ^^^^^^^^
Sep 02 07:56:55.455 INFO kablam! 
Sep 02 07:56:55.455 INFO kablam! warning: unused import: `super::Match`
Sep 02 07:56:55.455 INFO kablam!   --> src/lib.rs:18:9
Sep 02 07:56:55.455 INFO kablam!    |
Sep 02 07:56:55.456 INFO kablam! 18 |     use super::Match;
Sep 02 07:56:55.456 INFO kablam!    |         ^^^^^^^^^^^^
Sep 02 07:56:55.456 INFO kablam! 
Sep 02 07:56:55.700 INFO kablam! warning: unused variable: `matches`
Sep 02 07:56:55.700 INFO kablam!   --> src/simple.rs:84:9
Sep 02 07:56:55.700 INFO kablam!    |
Sep 02 07:56:55.700 INFO kablam! 84 |     let matches: Vec<Match> = SimpleMatcher::matches("suki".as_bytes(), &b);
Sep 02 07:56:55.700 INFO kablam!    |         ^^^^^^^ help: consider using `_matches` instead
Sep 02 07:56:55.700 INFO kablam!    |
Sep 02 07:56:55.701 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 02 07:56:55.701 INFO kablam! 
Sep 02 07:56:55.701 INFO kablam! warning: unused variable: `matches`
Sep 02 07:56:55.701 INFO kablam!    --> src/tbm.rs:104:9
Sep 02 07:56:55.701 INFO kablam!     |
Sep 02 07:56:55.701 INFO kablam! 104 |     let matches: Vec<Match> = TBMMatcher::matches("suki".as_bytes(), &b);
Sep 02 07:56:55.701 INFO kablam!     |         ^^^^^^^ help: consider using `_matches` instead
Sep 02 07:56:55.701 INFO kablam! 
Sep 02 07:56:55.729 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:56:55.729 INFO kablam!   --> src/tbm.rs:22:9
Sep 02 07:56:55.729 INFO kablam!    |
Sep 02 07:56:55.729 INFO kablam! 22 |     let mut y: usize = x - 1;
Sep 02 07:56:55.729 INFO kablam!    |         ----^
Sep 02 07:56:55.729 INFO kablam!    |         |
Sep 02 07:56:55.729 INFO kablam!    |         help: remove this `mut`
Sep 02 07:56:55.729 INFO kablam!    |
Sep 02 07:56:55.729 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 07:56:55.729 INFO kablam! 
Sep 02 07:56:55.731 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:56:55.731 INFO kablam!   --> src/tbm.rs:47:13
Sep 02 07:56:55.731 INFO kablam!    |
Sep 02 07:56:55.731 INFO kablam! 47 |         let mut r: Vec<usize> = bad_character_table(&needle, needle_len);
Sep 02 07:56:55.731 INFO kablam!    |             ----^
Sep 02 07:56:55.731 INFO kablam!    |             |
Sep 02 07:56:55.731 INFO kablam!    |             help: remove this `mut`
Sep 02 07:56:55.731 INFO kablam! 
Sep 02 07:56:55.739 INFO kablam! warning: comparison is useless due to type limits
Sep 02 07:56:55.739 INFO kablam!   --> src/tbm.rs:24:11
Sep 02 07:56:55.739 INFO kablam!    |
Sep 02 07:56:55.739 INFO kablam! 24 |     while x >= 0 {
Sep 02 07:56:55.739 INFO kablam!    |           ^^^^^^
Sep 02 07:56:55.739 INFO kablam!    |
Sep 02 07:56:55.739 INFO kablam!    = note: #[warn(unused_comparisons)] on by default
Sep 02 07:56:55.739 INFO kablam! 
Sep 02 07:56:55.754 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Sep 02 07:56:55.757 INFO kablam! su: No module specific data is present
Sep 02 07:56:56.225 INFO running `"docker" "rm" "-f" "bcb2f382b7d764561fff2a0bfa49fe865363256bfdaedd8cca7e970abdb5bce0"`
Sep 02 07:56:56.323 INFO blam! bcb2f382b7d764561fff2a0bfa49fe865363256bfdaedd8cca7e970abdb5bce0