Oct 13 16:49:40.188 INFO checking classif-0.0.2 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 16:49:40.188 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 13 16:49:40.360 INFO blam! 07dbf804754933379dc60176b51482b632851f925b469bc9c9a92470d3e1b634
Oct 13 16:49:40.362 INFO running `"docker" "start" "-a" "07dbf804754933379dc60176b51482b632851f925b469bc9c9a92470d3e1b634"`
Oct 13 16:49:40.792 INFO kablam! usermod: no changes
Oct 13 16:49:40.853 INFO kablam!     Checking classif v0.0.2 (/source)
Oct 13 16:49:42.728 INFO kablam! warning: variable does not need to be mutable
Oct 13 16:49:42.728 INFO kablam!   --> src/jenks.rs:25:13
Oct 13 16:49:42.728 INFO kablam!    |
Oct 13 16:49:42.728 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Oct 13 16:49:42.728 INFO kablam!    |             ----^
Oct 13 16:49:42.728 INFO kablam!    |             |
Oct 13 16:49:42.728 INFO kablam!    |             help: remove this `mut`
Oct 13 16:49:42.728 INFO kablam!    |
Oct 13 16:49:42.728 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 16:49:42.728 INFO kablam! 
Oct 13 16:49:42.796 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 16:49:42.796 INFO kablam!  --> src/stats.rs:8:5
Oct 13 16:49:42.797 INFO kablam!   |
Oct 13 16:49:42.797 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Oct 13 16:49:42.797 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 16:49:42.797 INFO kablam!   |
Oct 13 16:49:42.797 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Oct 13 16:49:42.797 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 16:49:42.797 INFO kablam! 
Oct 13 16:49:43.357 INFO kablam! warning: variable does not need to be mutable
Oct 13 16:49:43.357 INFO kablam!   --> src/jenks.rs:25:13
Oct 13 16:49:43.357 INFO kablam!    |
Oct 13 16:49:43.357 INFO kablam! 25 |         let mut v = unsafe { self.values.get_unchecked_mut(ix.0 * self.dim + ix.1) };
Oct 13 16:49:43.357 INFO kablam!    |             ----^
Oct 13 16:49:43.357 INFO kablam!    |             |
Oct 13 16:49:43.357 INFO kablam!    |             help: remove this `mut`
Oct 13 16:49:43.357 INFO kablam!    |
Oct 13 16:49:43.357 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 16:49:43.357 INFO kablam! 
Oct 13 16:49:43.384 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 16:49:43.384 INFO kablam!  --> src/stats.rs:8:5
Oct 13 16:49:43.384 INFO kablam!   |
Oct 13 16:49:43.384 INFO kablam! 8 |     values.iter().map(|v| sum += *v).collect::<Vec<_>>();
Oct 13 16:49:43.384 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 16:49:43.384 INFO kablam!   |
Oct 13 16:49:43.384 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Oct 13 16:49:43.384 INFO kablam!   = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 16:49:43.384 INFO kablam! 
Oct 13 16:49:43.864 INFO kablam! warning: unused variable: `mean`
Oct 13 16:49:43.864 INFO kablam!   --> benches/benchmark.rs:13:25
Oct 13 16:49:43.864 INFO kablam!    |
Oct 13 16:49:43.864 INFO kablam! 13 |     bench.iter(|| { let mean = stats::mean(&a); });
Oct 13 16:49:43.864 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Oct 13 16:49:43.864 INFO kablam!    |
Oct 13 16:49:43.864 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 16:49:43.864 INFO kablam! 
Oct 13 16:49:43.864 INFO kablam! warning: unused variable: `mean`
Oct 13 16:49:43.864 INFO kablam!   --> benches/benchmark.rs:20:25
Oct 13 16:49:43.865 INFO kablam!    |
Oct 13 16:49:43.865 INFO kablam! 20 |     bench.iter(|| { let mean = stats::kurtosis(&a); });
Oct 13 16:49:43.865 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Oct 13 16:49:43.865 INFO kablam! 
Oct 13 16:49:43.865 INFO kablam! warning: unused variable: `mean`
Oct 13 16:49:43.865 INFO kablam!   --> benches/benchmark.rs:27:25
Oct 13 16:49:43.865 INFO kablam!    |
Oct 13 16:49:43.865 INFO kablam! 27 |     bench.iter(|| { let mean = stats::variance(&a); });
Oct 13 16:49:43.865 INFO kablam!    |                         ^^^^ help: consider using `_mean` instead
Oct 13 16:49:43.865 INFO kablam! 
Oct 13 16:49:43.865 INFO kablam! warning: unused variable: `b`
Oct 13 16:49:43.865 INFO kablam!   --> benches/benchmark.rs:36:24
Oct 13 16:49:43.865 INFO kablam!    |
Oct 13 16:49:43.865 INFO kablam! 36 |                    let b = get_head_tail_breaks(&a);
Oct 13 16:49:43.865 INFO kablam!    |                        ^ help: consider using `_b` instead
Oct 13 16:49:43.865 INFO kablam! 
Oct 13 16:49:43.865 INFO kablam! warning: unused variable: `b`
Oct 13 16:49:43.865 INFO kablam!   --> benches/benchmark.rs:44:25
Oct 13 16:49:43.865 INFO kablam!    |
Oct 13 16:49:43.865 INFO kablam! 44 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::HeadTail).unwrap(); });
Oct 13 16:49:43.865 INFO kablam!    |                         ^ help: consider using `_b` instead
Oct 13 16:49:43.865 INFO kablam! 
Oct 13 16:49:43.865 INFO kablam! warning: unused variable: `b`
Oct 13 16:49:43.865 INFO kablam!   --> benches/benchmark.rs:52:25
Oct 13 16:49:43.865 INFO kablam!    |
Oct 13 16:49:43.865 INFO kablam! 52 |     bench.iter(|| { let b = get_jenks_breaks(&a, 5); });
Oct 13 16:49:43.865 INFO kablam!    |                         ^ help: consider using `_b` instead
Oct 13 16:49:43.865 INFO kablam! 
Oct 13 16:49:43.865 INFO kablam! warning: unused variable: `b`
Oct 13 16:49:43.865 INFO kablam!   --> benches/benchmark.rs:61:24
Oct 13 16:49:43.865 INFO kablam!    |
Oct 13 16:49:43.865 INFO kablam! 61 |                    let b = get_jenks_breaks(&a, 5);
Oct 13 16:49:43.865 INFO kablam!    |                        ^ help: consider using `_b` instead
Oct 13 16:49:43.865 INFO kablam! 
Oct 13 16:49:43.865 INFO kablam! warning: unused variable: `b`
Oct 13 16:49:43.865 INFO kablam!   --> benches/benchmark.rs:69:25
Oct 13 16:49:43.865 INFO kablam!    |
Oct 13 16:49:43.865 INFO kablam! 69 |     bench.iter(|| { let b = BoundsInfo::new(5, &a, Classification::JenksNaturalBreaks).unwrap(); });
Oct 13 16:49:43.865 INFO kablam!    |                         ^ help: consider using `_b` instead
Oct 13 16:49:43.865 INFO kablam! 
Oct 13 16:49:43.897 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
Oct 13 16:49:43.900 INFO kablam! su: No module specific data is present
Oct 13 16:49:44.287 INFO running `"docker" "rm" "-f" "07dbf804754933379dc60176b51482b632851f925b469bc9c9a92470d3e1b634"`
Oct 13 16:49:44.499 INFO blam! 07dbf804754933379dc60176b51482b632851f925b469bc9c9a92470d3e1b634