Sep 10 06:32:03.791 INFO checking wavelet-matrix-0.4.7 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 06:32:03.791 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 06:32:03.791 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 06:32:04.106 INFO blam! f6559fa17bd3624f74e8b5c13da5bb2e5a24974197d4c478b7fb09de1df740e4
Sep 10 06:32:04.108 INFO running `"docker" "start" "-a" "f6559fa17bd3624f74e8b5c13da5bb2e5a24974197d4c478b7fb09de1df740e4"`
Sep 10 06:32:05.246 INFO kablam! usermod: no changes
Sep 10 06:32:05.410 INFO kablam!     Checking easybench v0.1.4
Sep 10 06:32:05.410 INFO kablam!     Checking succinct v0.4.4
Sep 10 06:32:07.490 INFO kablam!     Checking wavelet-matrix v0.4.7 (file:///source)
Sep 10 06:32:09.462 INFO kablam! warning: unused variable: `limit_secs`
Sep 10 06:32:09.462 INFO kablam!   --> benches/easybench.rs:57:55
Sep 10 06:32:09.462 INFO kablam!    |
Sep 10 06:32:09.462 INFO kablam! 57 | fn overall_helper(num: usize, desc: &str, upper: u64, limit_secs: u64) {
Sep 10 06:32:09.462 INFO kablam!    |                                                       ^^^^^^^^^^ help: consider using `_limit_secs` instead
Sep 10 06:32:09.462 INFO kablam!    |
Sep 10 06:32:09.462 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 06:32:09.462 INFO kablam! 
Sep 10 06:32:09.463 INFO kablam! warning: value assigned to `errorpct` is never read
Sep 10 06:32:09.463 INFO kablam!    --> benches/easybench.rs:332:13
Sep 10 06:32:09.463 INFO kablam!     |
Sep 10 06:32:09.463 INFO kablam! 332 |     let mut errorpct = 0.0;
Sep 10 06:32:09.463 INFO kablam!     |             ^^^^^^^^
Sep 10 06:32:09.463 INFO kablam!     |
Sep 10 06:32:09.463 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 10 06:32:09.463 INFO kablam! 
Sep 10 06:32:09.465 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:32:09.465 INFO kablam!   --> benches/easybench.rs:49:13
Sep 10 06:32:09.465 INFO kablam!    |
Sep 10 06:32:09.465 INFO kablam! 49 |         let mut rng = rand::weak_rng();
Sep 10 06:32:09.465 INFO kablam!    |             ----^^^
Sep 10 06:32:09.465 INFO kablam!    |             |
Sep 10 06:32:09.465 INFO kablam!    |             help: remove this `mut`
Sep 10 06:32:09.465 INFO kablam!    |
Sep 10 06:32:09.465 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 06:32:09.465 INFO kablam! 
Sep 10 06:32:09.573 INFO kablam! warning: function is never used: `statstical_helper`
Sep 10 06:32:09.573 INFO kablam!    --> benches/easybench.rs:264:1
Sep 10 06:32:09.573 INFO kablam!     |
Sep 10 06:32:09.573 INFO kablam! 264 | fn statstical_helper(num: usize, lower: u64, upper: u64, k: usize) {
Sep 10 06:32:09.573 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 06:32:09.578 INFO kablam!     |
Sep 10 06:32:09.578 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 10 06:32:09.578 INFO kablam! 
Sep 10 06:32:09.578 INFO kablam! warning: function is never used: `sum_uniform_find_sufficient_k`
Sep 10 06:32:09.578 INFO kablam!    --> benches/easybench.rs:330:1
Sep 10 06:32:09.578 INFO kablam!     |
Sep 10 06:32:09.578 INFO kablam! 330 | fn sum_uniform_find_sufficient_k(num: usize, lower: u64, upper: u64, accuracy_pct: f64) -> usize {
Sep 10 06:32:09.578 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 06:32:09.578 INFO kablam! 
Sep 10 06:32:09.578 INFO kablam! warning: function is never used: `average`
Sep 10 06:32:09.578 INFO kablam!    --> benches/easybench.rs:373:1
Sep 10 06:32:09.578 INFO kablam!     |
Sep 10 06:32:09.578 INFO kablam! 373 | fn average(r: &std::ops::Range<u64>) -> u64 {
Sep 10 06:32:09.578 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 06:32:09.578 INFO kablam! 
Sep 10 06:32:09.578 INFO kablam! warning: function is never used: `error_pct`
Sep 10 06:32:09.578 INFO kablam!    --> benches/easybench.rs:377:1
Sep 10 06:32:09.578 INFO kablam!     |
Sep 10 06:32:09.578 INFO kablam! 377 | fn error_pct(computed: u64, actual: u64) -> f64 {
Sep 10 06:32:09.578 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 06:32:09.578 INFO kablam! 
Sep 10 06:32:09.579 INFO kablam! warning: function is never used: `statistical_performance`
Sep 10 06:32:09.579 INFO kablam!    --> benches/easybench.rs:392:1
Sep 10 06:32:09.579 INFO kablam!     |
Sep 10 06:32:09.579 INFO kablam! 392 | fn statistical_performance() {
Sep 10 06:32:09.579 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 06:32:09.579 INFO kablam! 
Sep 10 06:32:09.579 INFO kablam! warning: function is never used: `statistical_sufficient_k`
Sep 10 06:32:09.579 INFO kablam!    --> benches/easybench.rs:421:1
Sep 10 06:32:09.579 INFO kablam!     |
Sep 10 06:32:09.579 INFO kablam! 421 | fn statistical_sufficient_k() {
Sep 10 06:32:09.579 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 06:32:09.579 INFO kablam! 
Sep 10 06:32:09.622 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
Sep 10 06:32:09.626 INFO kablam! su: No module specific data is present
Sep 10 06:32:10.861 INFO running `"docker" "rm" "-f" "f6559fa17bd3624f74e8b5c13da5bb2e5a24974197d4c478b7fb09de1df740e4"`
Sep 10 06:32:10.975 INFO blam! f6559fa17bd3624f74e8b5c13da5bb2e5a24974197d4c478b7fb09de1df740e4