Sep 10 14:02:16.460 INFO checking neuroflow-0.1.3 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 14:02:16.460 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 14:02:16.460 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 14:02:16.658 INFO blam! c792d31e463f07873b49bbb388030c17e7ba35118a2319b60ce998653ad33aa6
Sep 10 14:02:16.660 INFO running `"docker" "start" "-a" "c792d31e463f07873b49bbb388030c17e7ba35118a2319b60ce998653ad33aa6"`
Sep 10 14:02:17.402 INFO kablam! usermod: no changes
Sep 10 14:02:17.474 INFO kablam!     Checking neuroflow v0.1.3 (file:///source)
Sep 10 14:02:17.966 INFO kablam! warning: unused variable: `nn`
Sep 10 14:02:17.966 INFO kablam!   --> src/estimators/mod.rs:26:12
Sep 10 14:02:17.966 INFO kablam!    |
Sep 10 14:02:17.966 INFO kablam! 26 | pub fn OBS(nn: &super::FeedForward) {
Sep 10 14:02:17.966 INFO kablam!    |            ^^ help: consider using `_nn` instead
Sep 10 14:02:17.966 INFO kablam!    |
Sep 10 14:02:17.966 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 14:02:17.966 INFO kablam! 
Sep 10 14:02:17.966 INFO kablam! warning: unused variable: `obj`
Sep 10 14:02:17.966 INFO kablam!   --> src/io/mod.rs:85:37
Sep 10 14:02:17.966 INFO kablam!    |
Sep 10 14:02:17.966 INFO kablam! 85 | pub fn to_json<T: serde::Serialize>(obj: T) {
Sep 10 14:02:17.966 INFO kablam!    |                                     ^^^ help: consider using `_obj` instead
Sep 10 14:02:17.967 INFO kablam! 
Sep 10 14:02:17.967 INFO kablam! warning: unused variable: `s`
Sep 10 14:02:17.967 INFO kablam!   --> src/io/mod.rs:90:18
Sep 10 14:02:17.967 INFO kablam!    |
Sep 10 14:02:17.967 INFO kablam! 90 | pub fn from_json(s: &str){
Sep 10 14:02:17.967 INFO kablam!    |                  ^ help: consider using `_s` instead
Sep 10 14:02:17.967 INFO kablam! 
Sep 10 14:02:18.002 INFO kablam! warning: unused variable: `nn`
Sep 10 14:02:18.002 INFO kablam!   --> src/estimators/mod.rs:26:12
Sep 10 14:02:18.002 INFO kablam!    |
Sep 10 14:02:18.002 INFO kablam! 26 | pub fn OBS(nn: &super::FeedForward) {
Sep 10 14:02:18.002 INFO kablam!    |            ^^ help: consider using `_nn` instead
Sep 10 14:02:18.002 INFO kablam!    |
Sep 10 14:02:18.002 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 14:02:18.002 INFO kablam! 
Sep 10 14:02:18.002 INFO kablam! warning: unused variable: `obj`
Sep 10 14:02:18.002 INFO kablam!   --> src/io/mod.rs:85:37
Sep 10 14:02:18.002 INFO kablam!    |
Sep 10 14:02:18.002 INFO kablam! 85 | pub fn to_json<T: serde::Serialize>(obj: T) {
Sep 10 14:02:18.002 INFO kablam!    |                                     ^^^ help: consider using `_obj` instead
Sep 10 14:02:18.002 INFO kablam! 
Sep 10 14:02:18.002 INFO kablam! warning: unused variable: `s`
Sep 10 14:02:18.002 INFO kablam!   --> src/io/mod.rs:90:18
Sep 10 14:02:18.002 INFO kablam!    |
Sep 10 14:02:18.002 INFO kablam! 90 | pub fn from_json(s: &str){
Sep 10 14:02:18.002 INFO kablam!    |                  ^ help: consider using `_s` instead
Sep 10 14:02:18.002 INFO kablam! 
Sep 10 14:02:18.097 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Sep 10 14:02:18.100 INFO kablam! su: No module specific data is present
Sep 10 14:02:18.653 INFO running `"docker" "rm" "-f" "c792d31e463f07873b49bbb388030c17e7ba35118a2319b60ce998653ad33aa6"`
Sep 10 14:02:18.728 INFO blam! c792d31e463f07873b49bbb388030c17e7ba35118a2319b60ce998653ad33aa6