Jul 12 12:12:31.528 INFO checking classif-0.0.2 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 12:12:31.528 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 12:12:31.528 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 12:12:31.528 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-4/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 12:12:31.763 INFO blam! b3a84b985a66843845235162225234ad4664b1e9b03ead3e53ff8a04f0b4dcf3
Jul 12 12:12:31.765 INFO running `"docker" "start" "-a" "b3a84b985a66843845235162225234ad4664b1e9b03ead3e53ff8a04f0b4dcf3"`
Jul 12 12:12:33.142 INFO kablam!     Checking classif v0.0.2 (file:///source)
Jul 12 12:12:33.981 INFO kablam! warning: variable does not need to be mutable
Jul 12 12:12:33.981 INFO kablam!   --> src/jenks.rs:25:13
Jul 12 12:12:33.981 INFO kablam!    |
Jul 12 12:12:33.981 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Jul 12 12:12:33.981 INFO kablam!    |             ----^
Jul 12 12:12:33.981 INFO kablam!    |             |
Jul 12 12:12:33.981 INFO kablam!    |             help: remove this `mut`
Jul 12 12:12:33.981 INFO kablam!    |
Jul 12 12:12:33.981 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 12 12:12:33.981 INFO kablam! 
Jul 12 12:12:34.050 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Jul 12 12:12:34.050 INFO kablam!  --> src/stats.rs:8:5
Jul 12 12:12:34.050 INFO kablam!   |
Jul 12 12:12:34.050 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Jul 12 12:12:34.050 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 12:12:34.050 INFO kablam!   |
Jul 12 12:12:34.050 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Jul 12 12:12:34.051 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Jul 12 12:12:34.051 INFO kablam! 
Jul 12 12:12:34.319 INFO kablam! warning: variable does not need to be mutable
Jul 12 12:12:34.319 INFO kablam!   --> src/jenks.rs:25:13
Jul 12 12:12:34.319 INFO kablam!    |
Jul 12 12:12:34.319 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Jul 12 12:12:34.319 INFO kablam!    |             ----^
Jul 12 12:12:34.319 INFO kablam!    |             |
Jul 12 12:12:34.319 INFO kablam!    |             help: remove this `mut`
Jul 12 12:12:34.319 INFO kablam!    |
Jul 12 12:12:34.319 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 12 12:12:34.319 INFO kablam! 
Jul 12 12:12:34.354 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Jul 12 12:12:34.354 INFO kablam!  --> src/stats.rs:8:5
Jul 12 12:12:34.354 INFO kablam!   |
Jul 12 12:12:34.354 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Jul 12 12:12:34.354 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 12:12:34.354 INFO kablam!   |
Jul 12 12:12:34.354 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Jul 12 12:12:34.354 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Jul 12 12:12:34.354 INFO kablam! 
Jul 12 12:12:34.803 INFO kablam! warning: unused variable: `mean`
Jul 12 12:12:34.803 INFO kablam!   --> benches/benchmark.rs:13:25
Jul 12 12:12:34.803 INFO kablam!    |
Jul 12 12:12:34.803 INFO kablam! 13 |     bench.iter(|| { let mean = stats::mean(&a); });
Jul 12 12:12:34.803 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Jul 12 12:12:34.803 INFO kablam!    |
Jul 12 12:12:34.803 INFO kablam!    = note: #[warn(unused_variables)] on by default
Jul 12 12:12:34.803 INFO kablam! 
Jul 12 12:12:34.803 INFO kablam! warning: unused variable: `mean`
Jul 12 12:12:34.803 INFO kablam!   --> benches/benchmark.rs:20:25
Jul 12 12:12:34.803 INFO kablam!    |
Jul 12 12:12:34.803 INFO kablam! 20 |     bench.iter(|| { let mean = stats::kurtosis(&a); });
Jul 12 12:12:34.803 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Jul 12 12:12:34.803 INFO kablam! 
Jul 12 12:12:34.803 INFO kablam! warning: unused variable: `mean`
Jul 12 12:12:34.803 INFO kablam!   --> benches/benchmark.rs:27:25
Jul 12 12:12:34.803 INFO kablam!    |
Jul 12 12:12:34.804 INFO kablam! 27 |     bench.iter(|| { let mean = stats::variance(&a); });
Jul 12 12:12:34.804 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Jul 12 12:12:34.804 INFO kablam! 
Jul 12 12:12:34.804 INFO kablam! warning: unused variable: `b`
Jul 12 12:12:34.804 INFO kablam!   --> benches/benchmark.rs:36:24
Jul 12 12:12:34.804 INFO kablam!    |
Jul 12 12:12:34.804 INFO kablam! 36 |                    let b = get_head_tail_breaks(&a);
Jul 12 12:12:34.804 INFO kablam!    |                        ^ help: consider using `_b` instead
Jul 12 12:12:34.804 INFO kablam! 
Jul 12 12:12:34.804 INFO kablam! warning: unused variable: `b`
Jul 12 12:12:34.804 INFO kablam!   --> benches/benchmark.rs:44:25
Jul 12 12:12:34.804 INFO kablam!    |
Jul 12 12:12:34.804 INFO kablam! 44 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::HeadTail).unwrap(); });
Jul 12 12:12:34.804 INFO kablam!    |                         ^ help: consider using `_b` instead
Jul 12 12:12:34.804 INFO kablam! 
Jul 12 12:12:34.804 INFO kablam! warning: unused variable: `b`
Jul 12 12:12:34.804 INFO kablam!   --> benches/benchmark.rs:52:25
Jul 12 12:12:34.804 INFO kablam!    |
Jul 12 12:12:34.804 INFO kablam! 52 |     bench.iter(|| { let b = get_jenks_breaks(&a, 5); });
Jul 12 12:12:34.804 INFO kablam!    |                         ^ help: consider using `_b` instead
Jul 12 12:12:34.804 INFO kablam! 
Jul 12 12:12:34.804 INFO kablam! warning: unused variable: `b`
Jul 12 12:12:34.804 INFO kablam!   --> benches/benchmark.rs:61:24
Jul 12 12:12:34.804 INFO kablam!    |
Jul 12 12:12:34.804 INFO kablam! 61 |                    let b = get_jenks_breaks(&a, 5);
Jul 12 12:12:34.804 INFO kablam!    |                        ^ help: consider using `_b` instead
Jul 12 12:12:34.804 INFO kablam! 
Jul 12 12:12:34.804 INFO kablam! warning: unused variable: `b`
Jul 12 12:12:34.804 INFO kablam!   --> benches/benchmark.rs:69:25
Jul 12 12:12:34.804 INFO kablam!    |
Jul 12 12:12:34.804 INFO kablam! 69 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::JenksNaturalBreaks).unwrap(); });
Jul 12 12:12:34.804 INFO kablam!    |                         ^ help: consider using `_b` instead
Jul 12 12:12:34.804 INFO kablam! 
Jul 12 12:12:34.842 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
Jul 12 12:12:34.846 INFO kablam! su: No module specific data is present
Jul 12 12:12:35.497 INFO running `"docker" "rm" "-f" "b3a84b985a66843845235162225234ad4664b1e9b03ead3e53ff8a04f0b4dcf3"`
Jul 12 12:12:35.600 INFO blam! b3a84b985a66843845235162225234ad4664b1e9b03ead3e53ff8a04f0b4dcf3