Aug 30 21:50:49.922 INFO checking classif-0.0.2 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 21:50:49.922 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 21:50:49.922 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 21:50:50.083 INFO blam! 829f256e7abf1d0664c93fd99e869fa5a8f24d29d9eb777cdde3b57f6f1a17a5
Aug 30 21:50:50.085 INFO running `"docker" "start" "-a" "829f256e7abf1d0664c93fd99e869fa5a8f24d29d9eb777cdde3b57f6f1a17a5"`
Aug 30 21:50:51.091 INFO kablam!     Checking classif v0.0.2 (file:///source)
Aug 30 21:50:52.161 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:50:52.161 INFO kablam!   --> src/jenks.rs:25:13
Aug 30 21:50:52.161 INFO kablam!    |
Aug 30 21:50:52.161 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Aug 30 21:50:52.161 INFO kablam!    |             ----^
Aug 30 21:50:52.161 INFO kablam!    |             |
Aug 30 21:50:52.161 INFO kablam!    |             help: remove this `mut`
Aug 30 21:50:52.162 INFO kablam!    |
Aug 30 21:50:52.162 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 21:50:52.162 INFO kablam! 
Aug 30 21:50:52.200 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 30 21:50:52.200 INFO kablam!  --> src/stats.rs:8:5
Aug 30 21:50:52.201 INFO kablam!   |
Aug 30 21:50:52.201 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Aug 30 21:50:52.201 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 21:50:52.201 INFO kablam!   |
Aug 30 21:50:52.201 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Aug 30 21:50:52.201 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 30 21:50:52.201 INFO kablam! 
Aug 30 21:50:52.589 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:50:52.589 INFO kablam!   --> src/jenks.rs:25:13
Aug 30 21:50:52.589 INFO kablam!    |
Aug 30 21:50:52.589 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Aug 30 21:50:52.589 INFO kablam!    |             ----^
Aug 30 21:50:52.589 INFO kablam!    |             |
Aug 30 21:50:52.589 INFO kablam!    |             help: remove this `mut`
Aug 30 21:50:52.589 INFO kablam!    |
Aug 30 21:50:52.589 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 21:50:52.589 INFO kablam! 
Aug 30 21:50:52.635 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 30 21:50:52.635 INFO kablam!  --> src/stats.rs:8:5
Aug 30 21:50:52.635 INFO kablam!   |
Aug 30 21:50:52.635 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Aug 30 21:50:52.635 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 21:50:52.635 INFO kablam!   |
Aug 30 21:50:52.635 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Aug 30 21:50:52.635 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 30 21:50:52.635 INFO kablam! 
Aug 30 21:50:53.070 INFO kablam! warning: unused variable: `mean`
Aug 30 21:50:53.070 INFO kablam!   --> benches/benchmark.rs:13:25
Aug 30 21:50:53.070 INFO kablam!    |
Aug 30 21:50:53.070 INFO kablam! 13 |     bench.iter(|| { let mean = stats::mean(&a); });
Aug 30 21:50:53.070 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Aug 30 21:50:53.070 INFO kablam!    |
Aug 30 21:50:53.070 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 30 21:50:53.070 INFO kablam! 
Aug 30 21:50:53.071 INFO kablam! warning: unused variable: `mean`
Aug 30 21:50:53.071 INFO kablam!   --> benches/benchmark.rs:20:25
Aug 30 21:50:53.071 INFO kablam!    |
Aug 30 21:50:53.071 INFO kablam! 20 |     bench.iter(|| { let mean = stats::kurtosis(&a); });
Aug 30 21:50:53.071 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Aug 30 21:50:53.071 INFO kablam! 
Aug 30 21:50:53.071 INFO kablam! warning: unused variable: `mean`
Aug 30 21:50:53.071 INFO kablam!   --> benches/benchmark.rs:27:25
Aug 30 21:50:53.071 INFO kablam!    |
Aug 30 21:50:53.071 INFO kablam! 27 |     bench.iter(|| { let mean = stats::variance(&a); });
Aug 30 21:50:53.071 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Aug 30 21:50:53.071 INFO kablam! 
Aug 30 21:50:53.071 INFO kablam! warning: unused variable: `b`
Aug 30 21:50:53.071 INFO kablam!   --> benches/benchmark.rs:36:24
Aug 30 21:50:53.071 INFO kablam!    |
Aug 30 21:50:53.071 INFO kablam! 36 |                    let b = get_head_tail_breaks(&a);
Aug 30 21:50:53.071 INFO kablam!    |                        ^ help: consider using `_b` instead
Aug 30 21:50:53.071 INFO kablam! 
Aug 30 21:50:53.071 INFO kablam! warning: unused variable: `b`
Aug 30 21:50:53.071 INFO kablam!   --> benches/benchmark.rs:44:25
Aug 30 21:50:53.071 INFO kablam!    |
Aug 30 21:50:53.071 INFO kablam! 44 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::HeadTail).unwrap(); });
Aug 30 21:50:53.071 INFO kablam!    |                         ^ help: consider using `_b` instead
Aug 30 21:50:53.071 INFO kablam! 
Aug 30 21:50:53.072 INFO kablam! warning: unused variable: `b`
Aug 30 21:50:53.072 INFO kablam!   --> benches/benchmark.rs:52:25
Aug 30 21:50:53.072 INFO kablam!    |
Aug 30 21:50:53.072 INFO kablam! 52 |     bench.iter(|| { let b = get_jenks_breaks(&a, 5); });
Aug 30 21:50:53.072 INFO kablam!    |                         ^ help: consider using `_b` instead
Aug 30 21:50:53.072 INFO kablam! 
Aug 30 21:50:53.072 INFO kablam! warning: unused variable: `b`
Aug 30 21:50:53.072 INFO kablam!   --> benches/benchmark.rs:61:24
Aug 30 21:50:53.072 INFO kablam!    |
Aug 30 21:50:53.072 INFO kablam! 61 |                    let b = get_jenks_breaks(&a, 5);
Aug 30 21:50:53.072 INFO kablam!    |                        ^ help: consider using `_b` instead
Aug 30 21:50:53.072 INFO kablam! 
Aug 30 21:50:53.072 INFO kablam! warning: unused variable: `b`
Aug 30 21:50:53.072 INFO kablam!   --> benches/benchmark.rs:69:25
Aug 30 21:50:53.072 INFO kablam!    |
Aug 30 21:50:53.072 INFO kablam! 69 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::JenksNaturalBreaks).unwrap(); });
Aug 30 21:50:53.072 INFO kablam!    |                         ^ help: consider using `_b` instead
Aug 30 21:50:53.072 INFO kablam! 
Aug 30 21:50:53.099 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
Aug 30 21:50:53.102 INFO kablam! su: No module specific data is present
Aug 30 21:50:53.602 INFO running `"docker" "rm" "-f" "829f256e7abf1d0664c93fd99e869fa5a8f24d29d9eb777cdde3b57f6f1a17a5"`
Aug 30 21:50:53.691 INFO blam! 829f256e7abf1d0664c93fd99e869fa5a8f24d29d9eb777cdde3b57f6f1a17a5