Aug 02 01:22:35.279 INFO checking random-world-0.2.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 01:22:35.279 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:22:35.279 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:22:35.280 INFO running `"docker" "create" "-v" "/tmp/crater.hkCCTNL6jtUg:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 01:22:35.550 INFO blam! 0a08b2562ccfee503e1b4738f30a573dd2231e346734102a67d225aeb04ddf9c
Aug 02 01:22:35.553 INFO running `"docker" "start" "-a" "0a08b2562ccfee503e1b4738f30a573dd2231e346734102a67d225aeb04ddf9c"`
Aug 02 01:22:36.752 INFO kablam!     Checking quadrature v0.1.2
Aug 02 01:22:36.754 INFO kablam!     Checking statrs v0.9.0
Aug 02 01:22:36.757 INFO kablam!     Checking extprim v1.6.0
Aug 02 01:22:36.757 INFO kablam!     Checking docopt v0.8.3
Aug 02 01:22:36.757 INFO kablam!     Checking csv v1.0.0
Aug 02 01:22:36.760 INFO kablam!     Checking rusty-machine v0.5.4
Aug 02 01:22:43.737 INFO kablam!     Checking pcg_rand v0.7.1
Aug 02 01:22:48.985 INFO kablam!     Checking random-world v0.2.1 (file:///source)
Aug 02 01:22:51.045 INFO kablam! warning: unused `#[macro_use]` import
Aug 02 01:22:51.045 INFO kablam!   --> src/lib.rs:71:1
Aug 02 01:22:51.045 INFO kablam!    |
Aug 02 01:22:51.045 INFO kablam! 71 | #[macro_use]
Aug 02 01:22:51.045 INFO kablam!    | ^^^^^^^^^^^^
Aug 02 01:22:51.045 INFO kablam!    |
Aug 02 01:22:51.046 INFO kablam!    = note: #[warn(unused_imports)] on by default
Aug 02 01:22:51.046 INFO kablam! 
Aug 02 01:22:51.047 INFO kablam! warning: unnecessary parentheses around method argument
Aug 02 01:22:51.047 INFO kablam!   --> src/ncm/knn.rs:84:39
Aug 02 01:22:51.047 INFO kablam!    |
Aug 02 01:22:51.047 INFO kablam! 84 |                           .into_shape((inputs.cols()))
Aug 02 01:22:51.047 INFO kablam!    |                                       ^^^^^^^^^^^^^^^ help: remove these parentheses
Aug 02 01:22:51.048 INFO kablam!    |
Aug 02 01:22:51.048 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 02 01:22:51.049 INFO kablam! 
Aug 02 01:22:51.183 INFO kablam! warning: unnecessary parentheses around method argument
Aug 02 01:22:51.183 INFO kablam!   --> src/ncm/knn.rs:84:39
Aug 02 01:22:51.183 INFO kablam!    |
Aug 02 01:22:51.183 INFO kablam! 84 |                           .into_shape((inputs.cols()))
Aug 02 01:22:51.183 INFO kablam!    |                                       ^^^^^^^^^^^^^^^ help: remove these parentheses
Aug 02 01:22:51.188 INFO kablam!    |
Aug 02 01:22:51.188 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 02 01:22:51.188 INFO kablam! 
Aug 02 01:22:51.872 INFO kablam! warning: variable does not need to be mutable
Aug 02 01:22:51.872 INFO kablam!    --> src/cp/cp.rs:311:13
Aug 02 01:22:51.872 INFO kablam!     |
Aug 02 01:22:51.872 INFO kablam! 311 |         let mut train_inputs = match self.train_inputs {
Aug 02 01:22:51.872 INFO kablam!     |             ----^^^^^^^^^^^^
Aug 02 01:22:51.872 INFO kablam!     |             |
Aug 02 01:22:51.872 INFO kablam!     |             help: remove this `mut`
Aug 02 01:22:51.877 INFO kablam!     |
Aug 02 01:22:51.877 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 01:22:51.877 INFO kablam! 
Aug 02 01:22:53.132 INFO kablam! warning: variable does not need to be mutable
Aug 02 01:22:53.132 INFO kablam!    --> src/cp/cp.rs:311:13
Aug 02 01:22:53.132 INFO kablam!     |
Aug 02 01:22:53.132 INFO kablam! 311 |         let mut train_inputs = match self.train_inputs {
Aug 02 01:22:53.132 INFO kablam!     |             ----^^^^^^^^^^^^
Aug 02 01:22:53.132 INFO kablam!     |             |
Aug 02 01:22:53.132 INFO kablam!     |             help: remove this `mut`
Aug 02 01:22:53.132 INFO kablam!     |
Aug 02 01:22:53.132 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 01:22:53.132 INFO kablam! 
Aug 02 01:22:56.880 INFO kablam! warning: unused `#[macro_use]` import
Aug 02 01:22:56.880 INFO kablam!  --> src/bin/martingales.rs:1:1
Aug 02 01:22:56.880 INFO kablam!   |
Aug 02 01:22:56.880 INFO kablam! 1 | #[macro_use]
Aug 02 01:22:56.880 INFO kablam!   | ^^^^^^^^^^^^
Aug 02 01:22:56.881 INFO kablam!   |
Aug 02 01:22:56.881 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 01:22:56.881 INFO kablam! 
Aug 02 01:22:57.071 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:22:57.071 INFO kablam!  --> benches/cp.rs:1:1
Aug 02 01:22:57.071 INFO kablam!   |
Aug 02 01:22:57.071 INFO kablam! 1 | #![feature(test)]
Aug 02 01:22:57.071 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 01:22:57.108 INFO kablam! 
Aug 02 01:22:57.109 INFO kablam! error: aborting due to previous error
Aug 02 01:22:57.109 INFO kablam! 
Aug 02 01:22:57.109 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:22:57.158 INFO kablam! error: Could not compile `random-world`.
Aug 02 01:22:57.158 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 01:22:58.229 INFO kablam! warning: field is never used: `flag_seed`
Aug 02 01:22:58.229 INFO kablam!   --> src/bin/martingales.rs:31:5
Aug 02 01:22:58.229 INFO kablam!    |
Aug 02 01:22:58.229 INFO kablam! 31 |     flag_seed: Option<u64>,
Aug 02 01:22:58.229 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:22:58.229 INFO kablam!    |
Aug 02 01:22:58.229 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 02 01:22:58.229 INFO kablam! 
Aug 02 01:22:58.698 INFO kablam! warning: unused `#[macro_use]` import
Aug 02 01:22:58.698 INFO kablam!  --> src/bin/martingales.rs:1:1
Aug 02 01:22:58.698 INFO kablam!   |
Aug 02 01:22:58.698 INFO kablam! 1 | #[macro_use]
Aug 02 01:22:58.698 INFO kablam!   | ^^^^^^^^^^^^
Aug 02 01:22:58.698 INFO kablam!   |
Aug 02 01:22:58.698 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 01:22:58.698 INFO kablam! 
Aug 02 01:22:58.792 INFO kablam! warning: field is never used: `flag_kernel`
Aug 02 01:22:58.792 INFO kablam!   --> src/bin/cp-predict.rs:43:5
Aug 02 01:22:58.792 INFO kablam!    |
Aug 02 01:22:58.792 INFO kablam! 43 |     flag_kernel: Option<String>,
Aug 02 01:22:58.792 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:22:58.792 INFO kablam!    |
Aug 02 01:22:58.793 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 02 01:22:58.793 INFO kablam! 
Aug 02 01:22:58.793 INFO kablam! warning: field is never used: `flag_bandwidth`
Aug 02 01:22:58.793 INFO kablam!   --> src/bin/cp-predict.rs:44:5
Aug 02 01:22:58.793 INFO kablam!    |
Aug 02 01:22:58.793 INFO kablam! 44 |     flag_bandwidth: Option<f64>,
Aug 02 01:22:58.793 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:22:58.793 INFO kablam! 
Aug 02 01:22:59.289 INFO kablam! warning: field is never used: `flag_kernel`
Aug 02 01:22:59.289 INFO kablam!   --> src/bin/cp-predict.rs:43:5
Aug 02 01:22:59.289 INFO kablam!    |
Aug 02 01:22:59.289 INFO kablam! 43 |     flag_kernel: Option<String>,
Aug 02 01:22:59.289 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:22:59.289 INFO kablam!    |
Aug 02 01:22:59.289 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 02 01:22:59.289 INFO kablam! 
Aug 02 01:22:59.289 INFO kablam! warning: field is never used: `flag_bandwidth`
Aug 02 01:22:59.289 INFO kablam!   --> src/bin/cp-predict.rs:44:5
Aug 02 01:22:59.289 INFO kablam!    |
Aug 02 01:22:59.289 INFO kablam! 44 |     flag_bandwidth: Option<f64>,
Aug 02 01:22:59.289 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:22:59.290 INFO kablam! 
Aug 02 01:22:59.495 INFO kablam! warning: field is never used: `flag_seed`
Aug 02 01:22:59.495 INFO kablam!   --> src/bin/martingales.rs:31:5
Aug 02 01:22:59.495 INFO kablam!    |
Aug 02 01:22:59.495 INFO kablam! 31 |     flag_seed: Option<u64>,
Aug 02 01:22:59.495 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:22:59.495 INFO kablam!    |
Aug 02 01:22:59.495 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 02 01:22:59.495 INFO kablam! 
Aug 02 01:22:59.570 INFO kablam! error: build failed
Aug 02 01:22:59.576 INFO kablam! su: No module specific data is present
Aug 02 01:23:00.154 INFO running `"docker" "rm" "-f" "0a08b2562ccfee503e1b4738f30a573dd2231e346734102a67d225aeb04ddf9c"`
Aug 02 01:23:00.356 INFO blam! 0a08b2562ccfee503e1b4738f30a573dd2231e346734102a67d225aeb04ddf9c