Nov 07 16:45:36.583 INFO checking classif-0.0.2 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 16:45:36.583 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"`
Nov 07 16:45:37.094 INFO blam! 751fc375aad6b5368457709940a20fa89b9fd531112ff5499a4aaba64a525073
Nov 07 16:45:37.096 INFO running `"docker" "start" "-a" "751fc375aad6b5368457709940a20fa89b9fd531112ff5499a4aaba64a525073"`
Nov 07 16:45:38.383 INFO kablam! usermod: no changes
Nov 07 16:45:38.447 INFO kablam!     Checking classif v0.0.2 (/source)
Nov 07 16:45:39.452 INFO kablam! warning: variable does not need to be mutable
Nov 07 16:45:39.452 INFO kablam!   --> src/jenks.rs:25:13
Nov 07 16:45:39.452 INFO kablam!    |
Nov 07 16:45:39.452 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Nov 07 16:45:39.452 INFO kablam!    |             ----^
Nov 07 16:45:39.452 INFO kablam!    |             |
Nov 07 16:45:39.452 INFO kablam!    |             help: remove this `mut`
Nov 07 16:45:39.452 INFO kablam!    |
Nov 07 16:45:39.452 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 07 16:45:39.452 INFO kablam! 
Nov 07 16:45:39.472 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 07 16:45:39.472 INFO kablam!  --> src/stats.rs:8:5
Nov 07 16:45:39.472 INFO kablam!   |
Nov 07 16:45:39.472 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Nov 07 16:45:39.472 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 16:45:39.472 INFO kablam!   |
Nov 07 16:45:39.472 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Nov 07 16:45:39.472 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 07 16:45:39.472 INFO kablam! 
Nov 07 16:45:40.008 INFO kablam! warning: variable does not need to be mutable
Nov 07 16:45:40.008 INFO kablam!   --> src/jenks.rs:25:13
Nov 07 16:45:40.008 INFO kablam!    |
Nov 07 16:45:40.008 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Nov 07 16:45:40.008 INFO kablam!    |             ----^
Nov 07 16:45:40.008 INFO kablam!    |             |
Nov 07 16:45:40.008 INFO kablam!    |             help: remove this `mut`
Nov 07 16:45:40.008 INFO kablam!    |
Nov 07 16:45:40.008 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 07 16:45:40.008 INFO kablam! 
Nov 07 16:45:40.030 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 07 16:45:40.030 INFO kablam!  --> src/stats.rs:8:5
Nov 07 16:45:40.031 INFO kablam!   |
Nov 07 16:45:40.031 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Nov 07 16:45:40.031 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 16:45:40.031 INFO kablam!   |
Nov 07 16:45:40.031 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Nov 07 16:45:40.031 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 07 16:45:40.031 INFO kablam! 
Nov 07 16:45:40.393 INFO kablam! warning: unused variable: `mean`
Nov 07 16:45:40.393 INFO kablam!   --> benches/benchmark.rs:13:25
Nov 07 16:45:40.393 INFO kablam!    |
Nov 07 16:45:40.393 INFO kablam! 13 |     bench.iter(|| { let mean = stats::mean(&a); });
Nov 07 16:45:40.393 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Nov 07 16:45:40.393 INFO kablam!    |
Nov 07 16:45:40.393 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 07 16:45:40.393 INFO kablam! 
Nov 07 16:45:40.393 INFO kablam! warning: unused variable: `mean`
Nov 07 16:45:40.393 INFO kablam!   --> benches/benchmark.rs:20:25
Nov 07 16:45:40.393 INFO kablam!    |
Nov 07 16:45:40.394 INFO kablam! 20 |     bench.iter(|| { let mean = stats::kurtosis(&a); });
Nov 07 16:45:40.394 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Nov 07 16:45:40.394 INFO kablam! 
Nov 07 16:45:40.394 INFO kablam! warning: unused variable: `mean`
Nov 07 16:45:40.394 INFO kablam!   --> benches/benchmark.rs:27:25
Nov 07 16:45:40.394 INFO kablam!    |
Nov 07 16:45:40.394 INFO kablam! 27 |     bench.iter(|| { let mean = stats::variance(&a); });
Nov 07 16:45:40.394 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Nov 07 16:45:40.394 INFO kablam! 
Nov 07 16:45:40.394 INFO kablam! warning: unused variable: `b`
Nov 07 16:45:40.394 INFO kablam!   --> benches/benchmark.rs:36:24
Nov 07 16:45:40.394 INFO kablam!    |
Nov 07 16:45:40.394 INFO kablam! 36 |                    let b = get_head_tail_breaks(&a);
Nov 07 16:45:40.394 INFO kablam!    |                        ^ help: consider using `_b` instead
Nov 07 16:45:40.394 INFO kablam! 
Nov 07 16:45:40.394 INFO kablam! warning: unused variable: `b`
Nov 07 16:45:40.394 INFO kablam!   --> benches/benchmark.rs:44:25
Nov 07 16:45:40.394 INFO kablam!    |
Nov 07 16:45:40.394 INFO kablam! 44 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::HeadTail).unwrap(); });
Nov 07 16:45:40.394 INFO kablam!    |                         ^ help: consider using `_b` instead
Nov 07 16:45:40.394 INFO kablam! 
Nov 07 16:45:40.394 INFO kablam! warning: unused variable: `b`
Nov 07 16:45:40.394 INFO kablam!   --> benches/benchmark.rs:52:25
Nov 07 16:45:40.394 INFO kablam!    |
Nov 07 16:45:40.394 INFO kablam! 52 |     bench.iter(|| { let b = get_jenks_breaks(&a, 5); });
Nov 07 16:45:40.394 INFO kablam!    |                         ^ help: consider using `_b` instead
Nov 07 16:45:40.394 INFO kablam! 
Nov 07 16:45:40.394 INFO kablam! warning: unused variable: `b`
Nov 07 16:45:40.394 INFO kablam!   --> benches/benchmark.rs:61:24
Nov 07 16:45:40.394 INFO kablam!    |
Nov 07 16:45:40.394 INFO kablam! 61 |                    let b = get_jenks_breaks(&a, 5);
Nov 07 16:45:40.394 INFO kablam!    |                        ^ help: consider using `_b` instead
Nov 07 16:45:40.394 INFO kablam! 
Nov 07 16:45:40.394 INFO kablam! warning: unused variable: `b`
Nov 07 16:45:40.394 INFO kablam!   --> benches/benchmark.rs:69:25
Nov 07 16:45:40.394 INFO kablam!    |
Nov 07 16:45:40.394 INFO kablam! 69 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::JenksNaturalBreaks).unwrap(); });
Nov 07 16:45:40.394 INFO kablam!    |                         ^ help: consider using `_b` instead
Nov 07 16:45:40.394 INFO kablam! 
Nov 07 16:45:40.422 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
Nov 07 16:45:40.425 INFO kablam! su: No module specific data is present
Nov 07 16:45:40.679 INFO running `"docker" "rm" "-f" "751fc375aad6b5368457709940a20fa89b9fd531112ff5499a4aaba64a525073"`
Nov 07 16:45:40.770 INFO blam! 751fc375aad6b5368457709940a20fa89b9fd531112ff5499a4aaba64a525073