Oct 22 04:02:23.318 INFO checking classif-0.0.2 against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 22 04:02:23.318 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-4/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +155510e377ae2a8d8ee0dad1a5f809c9062a5526-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 22 04:02:23.766 INFO blam! 6e23e57fed678232c831417b50d09d1c75a961083279091c935edd88fcd3217e
Oct 22 04:02:23.774 INFO running `"docker" "start" "-a" "6e23e57fed678232c831417b50d09d1c75a961083279091c935edd88fcd3217e"`
Oct 22 04:02:24.528 INFO kablam! usermod: no changes
Oct 22 04:02:24.556 INFO kablam!     Checking classif v0.0.2 (/source)
Oct 22 04:02:25.477 INFO kablam! warning: variable does not need to be mutable
Oct 22 04:02:25.477 INFO kablam!   --> src/jenks.rs:25:13
Oct 22 04:02:25.478 INFO kablam!    |
Oct 22 04:02:25.478 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Oct 22 04:02:25.478 INFO kablam!    |             ----^
Oct 22 04:02:25.478 INFO kablam!    |             |
Oct 22 04:02:25.479 INFO kablam!    |             help: remove this `mut`
Oct 22 04:02:25.479 INFO kablam!    |
Oct 22 04:02:25.479 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 22 04:02:25.480 INFO kablam! 
Oct 22 04:02:25.501 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Oct 22 04:02:25.501 INFO kablam!  --> src/stats.rs:8:5
Oct 22 04:02:25.502 INFO kablam!   |
Oct 22 04:02:25.502 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Oct 22 04:02:25.502 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 22 04:02:25.502 INFO kablam!   |
Oct 22 04:02:25.503 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Oct 22 04:02:25.503 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 22 04:02:25.503 INFO kablam! 
Oct 22 04:02:25.729 INFO kablam! warning: variable does not need to be mutable
Oct 22 04:02:25.729 INFO kablam!   --> src/jenks.rs:25:13
Oct 22 04:02:25.729 INFO kablam!    |
Oct 22 04:02:25.730 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Oct 22 04:02:25.730 INFO kablam!    |             ----^
Oct 22 04:02:25.730 INFO kablam!    |             |
Oct 22 04:02:25.730 INFO kablam!    |             help: remove this `mut`
Oct 22 04:02:25.731 INFO kablam!    |
Oct 22 04:02:25.731 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 22 04:02:25.731 INFO kablam! 
Oct 22 04:02:25.753 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Oct 22 04:02:25.753 INFO kablam!  --> src/stats.rs:8:5
Oct 22 04:02:25.753 INFO kablam!   |
Oct 22 04:02:25.754 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Oct 22 04:02:25.754 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 22 04:02:25.754 INFO kablam!   |
Oct 22 04:02:25.754 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Oct 22 04:02:25.755 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 22 04:02:25.755 INFO kablam! 
Oct 22 04:02:26.442 INFO kablam! warning: unused variable: `mean`
Oct 22 04:02:26.442 INFO kablam!   --> benches/benchmark.rs:13:25
Oct 22 04:02:26.442 INFO kablam!    |
Oct 22 04:02:26.442 INFO kablam! 13 |     bench.iter(|| { let mean = stats::mean(&a); });
Oct 22 04:02:26.442 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Oct 22 04:02:26.443 INFO kablam!    |
Oct 22 04:02:26.443 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 22 04:02:26.443 INFO kablam! 
Oct 22 04:02:26.443 INFO kablam! warning: unused variable: `mean`
Oct 22 04:02:26.443 INFO kablam!   --> benches/benchmark.rs:20:25
Oct 22 04:02:26.443 INFO kablam!    |
Oct 22 04:02:26.443 INFO kablam! 20 |     bench.iter(|| { let mean = stats::kurtosis(&a); });
Oct 22 04:02:26.443 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Oct 22 04:02:26.443 INFO kablam! 
Oct 22 04:02:26.443 INFO kablam! warning: unused variable: `mean`
Oct 22 04:02:26.443 INFO kablam!   --> benches/benchmark.rs:27:25
Oct 22 04:02:26.443 INFO kablam!    |
Oct 22 04:02:26.443 INFO kablam! 27 |     bench.iter(|| { let mean = stats::variance(&a); });
Oct 22 04:02:26.443 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Oct 22 04:02:26.443 INFO kablam! 
Oct 22 04:02:26.443 INFO kablam! warning: unused variable: `b`
Oct 22 04:02:26.443 INFO kablam!   --> benches/benchmark.rs:36:24
Oct 22 04:02:26.444 INFO kablam!    |
Oct 22 04:02:26.444 INFO kablam! 36 |                    let b = get_head_tail_breaks(&a);
Oct 22 04:02:26.444 INFO kablam!    |                        ^ help: consider using `_b` instead
Oct 22 04:02:26.444 INFO kablam! 
Oct 22 04:02:26.444 INFO kablam! warning: unused variable: `b`
Oct 22 04:02:26.444 INFO kablam!   --> benches/benchmark.rs:44:25
Oct 22 04:02:26.444 INFO kablam!    |
Oct 22 04:02:26.444 INFO kablam! 44 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::HeadTail).unwrap(); });
Oct 22 04:02:26.444 INFO kablam!    |                         ^ help: consider using `_b` instead
Oct 22 04:02:26.444 INFO kablam! 
Oct 22 04:02:26.444 INFO kablam! warning: unused variable: `b`
Oct 22 04:02:26.444 INFO kablam!   --> benches/benchmark.rs:52:25
Oct 22 04:02:26.444 INFO kablam!    |
Oct 22 04:02:26.444 INFO kablam! 52 |     bench.iter(|| { let b = get_jenks_breaks(&a, 5); });
Oct 22 04:02:26.444 INFO kablam!    |                         ^ help: consider using `_b` instead
Oct 22 04:02:26.444 INFO kablam! 
Oct 22 04:02:26.444 INFO kablam! warning: unused variable: `b`
Oct 22 04:02:26.444 INFO kablam!   --> benches/benchmark.rs:61:24
Oct 22 04:02:26.444 INFO kablam!    |
Oct 22 04:02:26.444 INFO kablam! 61 |                    let b = get_jenks_breaks(&a, 5);
Oct 22 04:02:26.444 INFO kablam!    |                        ^ help: consider using `_b` instead
Oct 22 04:02:26.444 INFO kablam! 
Oct 22 04:02:26.444 INFO kablam! warning: unused variable: `b`
Oct 22 04:02:26.444 INFO kablam!   --> benches/benchmark.rs:69:25
Oct 22 04:02:26.444 INFO kablam!    |
Oct 22 04:02:26.444 INFO kablam! 69 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::JenksNaturalBreaks).unwrap(); });
Oct 22 04:02:26.444 INFO kablam!    |                         ^ help: consider using `_b` instead
Oct 22 04:02:26.444 INFO kablam! 
Oct 22 04:02:26.469 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Oct 22 04:02:26.471 INFO kablam! su: No module specific data is present
Oct 22 04:02:26.881 INFO running `"docker" "rm" "-f" "6e23e57fed678232c831417b50d09d1c75a961083279091c935edd88fcd3217e"`
Oct 22 04:02:27.024 INFO blam! 6e23e57fed678232c831417b50d09d1c75a961083279091c935edd88fcd3217e