Sep 04 02:03:33.958 INFO checking wavelet-matrix-0.4.7 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 02:03:33.958 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 02:03:33.958 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 02:03:34.198 INFO blam! 60a13095d1fc136a701b97df7c3fb9be80e97743112929ffcf5d5d2e23100d8b
Sep 04 02:03:34.200 INFO running `"docker" "start" "-a" "60a13095d1fc136a701b97df7c3fb9be80e97743112929ffcf5d5d2e23100d8b"`
Sep 04 02:03:35.019 INFO kablam!     Checking easybench v0.1.4
Sep 04 02:03:35.020 INFO kablam!     Checking succinct v0.4.4
Sep 04 02:03:37.098 INFO kablam!     Checking wavelet-matrix v0.4.7 (file:///source)
Sep 04 02:03:38.832 INFO kablam! warning: unused variable: `limit_secs`
Sep 04 02:03:38.832 INFO kablam!   --> benches/easybench.rs:57:55
Sep 04 02:03:38.832 INFO kablam!    |
Sep 04 02:03:38.832 INFO kablam! 57 | fn overall_helper(num: usize, desc: &str, upper: u64, limit_secs: u64) {
Sep 04 02:03:38.833 INFO kablam!    |                                                       ^^^^^^^^^^ help: consider using `_limit_secs` instead
Sep 04 02:03:38.833 INFO kablam!    |
Sep 04 02:03:38.833 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 04 02:03:38.833 INFO kablam! 
Sep 04 02:03:38.833 INFO kablam! warning: value assigned to `errorpct` is never read
Sep 04 02:03:38.833 INFO kablam!    --> benches/easybench.rs:332:13
Sep 04 02:03:38.833 INFO kablam!     |
Sep 04 02:03:38.833 INFO kablam! 332 |     let mut errorpct = 0.0;
Sep 04 02:03:38.833 INFO kablam!     |             ^^^^^^^^
Sep 04 02:03:38.834 INFO kablam!     |
Sep 04 02:03:38.834 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 04 02:03:38.834 INFO kablam! 
Sep 04 02:03:38.837 INFO kablam! warning: variable does not need to be mutable
Sep 04 02:03:38.837 INFO kablam!   --> benches/easybench.rs:49:13
Sep 04 02:03:38.837 INFO kablam!    |
Sep 04 02:03:38.837 INFO kablam! 49 |         let mut rng = rand::weak_rng();
Sep 04 02:03:38.837 INFO kablam!    |             ----^^^
Sep 04 02:03:38.837 INFO kablam!    |             |
Sep 04 02:03:38.837 INFO kablam!    |             help: remove this `mut`
Sep 04 02:03:38.837 INFO kablam!    |
Sep 04 02:03:38.837 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 02:03:38.837 INFO kablam! 
Sep 04 02:03:38.909 INFO kablam! warning: function is never used: `statstical_helper`
Sep 04 02:03:38.909 INFO kablam!    --> benches/easybench.rs:264:1
Sep 04 02:03:38.909 INFO kablam!     |
Sep 04 02:03:38.909 INFO kablam! 264 | fn statstical_helper(num: usize, lower: u64, upper: u64, k: usize) {
Sep 04 02:03:38.909 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 02:03:38.909 INFO kablam!     |
Sep 04 02:03:38.909 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 04 02:03:38.909 INFO kablam! 
Sep 04 02:03:38.910 INFO kablam! warning: function is never used: `sum_uniform_find_sufficient_k`
Sep 04 02:03:38.910 INFO kablam!    --> benches/easybench.rs:330:1
Sep 04 02:03:38.910 INFO kablam!     |
Sep 04 02:03:38.910 INFO kablam! 330 | fn sum_uniform_find_sufficient_k(num: usize, lower: u64, upper: u64, accuracy_pct: f64) -> usize {
Sep 04 02:03:38.910 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 02:03:38.910 INFO kablam! 
Sep 04 02:03:38.911 INFO kablam! warning: function is never used: `average`
Sep 04 02:03:38.911 INFO kablam!    --> benches/easybench.rs:373:1
Sep 04 02:03:38.911 INFO kablam!     |
Sep 04 02:03:38.911 INFO kablam! 373 | fn average(r: &std::ops::Range<u64>) -> u64 {
Sep 04 02:03:38.911 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 02:03:38.911 INFO kablam! 
Sep 04 02:03:38.911 INFO kablam! warning: function is never used: `error_pct`
Sep 04 02:03:38.911 INFO kablam!    --> benches/easybench.rs:377:1
Sep 04 02:03:38.911 INFO kablam!     |
Sep 04 02:03:38.911 INFO kablam! 377 | fn error_pct(computed: u64, actual: u64) -> f64 {
Sep 04 02:03:38.911 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 02:03:38.911 INFO kablam! 
Sep 04 02:03:38.911 INFO kablam! warning: function is never used: `statistical_performance`
Sep 04 02:03:38.911 INFO kablam!    --> benches/easybench.rs:392:1
Sep 04 02:03:38.911 INFO kablam!     |
Sep 04 02:03:38.911 INFO kablam! 392 | fn statistical_performance() {
Sep 04 02:03:38.911 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 02:03:38.911 INFO kablam! 
Sep 04 02:03:38.911 INFO kablam! warning: function is never used: `statistical_sufficient_k`
Sep 04 02:03:38.911 INFO kablam!    --> benches/easybench.rs:421:1
Sep 04 02:03:38.911 INFO kablam!     |
Sep 04 02:03:38.911 INFO kablam! 421 | fn statistical_sufficient_k() {
Sep 04 02:03:38.911 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 02:03:38.911 INFO kablam! 
Sep 04 02:03:38.926 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
Sep 04 02:03:38.931 INFO kablam! su: No module specific data is present
Sep 04 02:03:39.413 INFO running `"docker" "rm" "-f" "60a13095d1fc136a701b97df7c3fb9be80e97743112929ffcf5d5d2e23100d8b"`
Sep 04 02:03:39.519 INFO blam! 60a13095d1fc136a701b97df7c3fb9be80e97743112929ffcf5d5d2e23100d8b