Sep 02 00:35:27.775 INFO checking classif-0.0.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 02 00:35:27.775 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 00:35:27.775 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/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 00:35:27.942 INFO blam! 929018965b4302be1ba0cdbdacd23684a05f150f82840f4306ff09cfb7f70d45
Sep 02 00:35:27.944 INFO running `"docker" "start" "-a" "929018965b4302be1ba0cdbdacd23684a05f150f82840f4306ff09cfb7f70d45"`
Sep 02 00:35:28.630 INFO kablam!     Checking classif v0.0.2 (file:///source)
Sep 02 00:35:29.614 INFO kablam! warning: variable does not need to be mutable
Sep 02 00:35:29.614 INFO kablam!   --> src/jenks.rs:25:13
Sep 02 00:35:29.614 INFO kablam!    |
Sep 02 00:35:29.614 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Sep 02 00:35:29.614 INFO kablam!    |             ----^
Sep 02 00:35:29.614 INFO kablam!    |             |
Sep 02 00:35:29.614 INFO kablam!    |             help: remove this `mut`
Sep 02 00:35:29.614 INFO kablam!    |
Sep 02 00:35:29.614 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 00:35:29.614 INFO kablam! 
Sep 02 00:35:29.652 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 02 00:35:29.652 INFO kablam!  --> src/stats.rs:8:5
Sep 02 00:35:29.652 INFO kablam!   |
Sep 02 00:35:29.652 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Sep 02 00:35:29.652 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 00:35:29.652 INFO kablam!   |
Sep 02 00:35:29.652 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Sep 02 00:35:29.652 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 02 00:35:29.652 INFO kablam! 
Sep 02 00:35:30.025 INFO kablam! warning: variable does not need to be mutable
Sep 02 00:35:30.025 INFO kablam!   --> src/jenks.rs:25:13
Sep 02 00:35:30.025 INFO kablam!    |
Sep 02 00:35:30.025 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Sep 02 00:35:30.025 INFO kablam!    |             ----^
Sep 02 00:35:30.025 INFO kablam!    |             |
Sep 02 00:35:30.025 INFO kablam!    |             help: remove this `mut`
Sep 02 00:35:30.025 INFO kablam!    |
Sep 02 00:35:30.025 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 00:35:30.025 INFO kablam! 
Sep 02 00:35:30.064 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 02 00:35:30.064 INFO kablam!  --> src/stats.rs:8:5
Sep 02 00:35:30.064 INFO kablam!   |
Sep 02 00:35:30.064 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Sep 02 00:35:30.064 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 00:35:30.064 INFO kablam!   |
Sep 02 00:35:30.064 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Sep 02 00:35:30.064 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 02 00:35:30.064 INFO kablam! 
Sep 02 00:35:30.474 INFO kablam! warning: unused variable: `mean`
Sep 02 00:35:30.474 INFO kablam!   --> benches/benchmark.rs:13:25
Sep 02 00:35:30.474 INFO kablam!    |
Sep 02 00:35:30.474 INFO kablam! 13 |     bench.iter(|| { let mean = stats::mean(&a); });
Sep 02 00:35:30.474 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Sep 02 00:35:30.474 INFO kablam!    |
Sep 02 00:35:30.474 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 02 00:35:30.474 INFO kablam! 
Sep 02 00:35:30.474 INFO kablam! warning: unused variable: `mean`
Sep 02 00:35:30.474 INFO kablam!   --> benches/benchmark.rs:20:25
Sep 02 00:35:30.474 INFO kablam!    |
Sep 02 00:35:30.474 INFO kablam! 20 |     bench.iter(|| { let mean = stats::kurtosis(&a); });
Sep 02 00:35:30.474 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Sep 02 00:35:30.474 INFO kablam! 
Sep 02 00:35:30.475 INFO kablam! warning: unused variable: `mean`
Sep 02 00:35:30.475 INFO kablam!   --> benches/benchmark.rs:27:25
Sep 02 00:35:30.475 INFO kablam!    |
Sep 02 00:35:30.475 INFO kablam! 27 |     bench.iter(|| { let mean = stats::variance(&a); });
Sep 02 00:35:30.475 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Sep 02 00:35:30.475 INFO kablam! 
Sep 02 00:35:30.475 INFO kablam! warning: unused variable: `b`
Sep 02 00:35:30.475 INFO kablam!   --> benches/benchmark.rs:36:24
Sep 02 00:35:30.475 INFO kablam!    |
Sep 02 00:35:30.475 INFO kablam! 36 |                    let b = get_head_tail_breaks(&a);
Sep 02 00:35:30.475 INFO kablam!    |                        ^ help: consider using `_b` instead
Sep 02 00:35:30.475 INFO kablam! 
Sep 02 00:35:30.475 INFO kablam! warning: unused variable: `b`
Sep 02 00:35:30.475 INFO kablam!   --> benches/benchmark.rs:44:25
Sep 02 00:35:30.475 INFO kablam!    |
Sep 02 00:35:30.475 INFO kablam! 44 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::HeadTail).unwrap(); });
Sep 02 00:35:30.475 INFO kablam!    |                         ^ help: consider using `_b` instead
Sep 02 00:35:30.475 INFO kablam! 
Sep 02 00:35:30.475 INFO kablam! warning: unused variable: `b`
Sep 02 00:35:30.475 INFO kablam!   --> benches/benchmark.rs:52:25
Sep 02 00:35:30.475 INFO kablam!    |
Sep 02 00:35:30.475 INFO kablam! 52 |     bench.iter(|| { let b = get_jenks_breaks(&a, 5); });
Sep 02 00:35:30.475 INFO kablam!    |                         ^ help: consider using `_b` instead
Sep 02 00:35:30.475 INFO kablam! 
Sep 02 00:35:30.475 INFO kablam! warning: unused variable: `b`
Sep 02 00:35:30.475 INFO kablam!   --> benches/benchmark.rs:61:24
Sep 02 00:35:30.475 INFO kablam!    |
Sep 02 00:35:30.476 INFO kablam! 61 |                    let b = get_jenks_breaks(&a, 5);
Sep 02 00:35:30.476 INFO kablam!    |                        ^ help: consider using `_b` instead
Sep 02 00:35:30.476 INFO kablam! 
Sep 02 00:35:30.476 INFO kablam! warning: unused variable: `b`
Sep 02 00:35:30.476 INFO kablam!   --> benches/benchmark.rs:69:25
Sep 02 00:35:30.476 INFO kablam!    |
Sep 02 00:35:30.476 INFO kablam! 69 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::JenksNaturalBreaks).unwrap(); });
Sep 02 00:35:30.476 INFO kablam!    |                         ^ help: consider using `_b` instead
Sep 02 00:35:30.476 INFO kablam! 
Sep 02 00:35:30.502 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Sep 02 00:35:30.505 INFO kablam! su: No module specific data is present
Sep 02 00:35:31.019 INFO running `"docker" "rm" "-f" "929018965b4302be1ba0cdbdacd23684a05f150f82840f4306ff09cfb7f70d45"`
Sep 02 00:35:31.104 INFO blam! 929018965b4302be1ba0cdbdacd23684a05f150f82840f4306ff09cfb7f70d45