Nov 30 06:46:07.221 INFO checking ashermancinelli/rust-ml against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 06:46:07.221 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 06:46:07.516 INFO [stdout] 30d095f4345719d8f4e80de954394959104114708323858ff37d5615eb27be63
Nov 30 06:46:07.516 INFO running `"docker" "start" "-a" "30d095f4345719d8f4e80de954394959104114708323858ff37d5615eb27be63"`
Nov 30 06:46:08.569 INFO [stderr] usermod: no changes
Nov 30 06:46:08.704 INFO [stderr]     Checking rulinalg v0.3.7
Nov 30 06:46:11.694 INFO [stderr]     Checking rusty-machine v0.5.4
Nov 30 06:46:13.891 INFO [stderr]     Checking rust-ml v0.0.1 (/source)
Nov 30 06:46:14.904 INFO [stderr] warning: unused variable: `data`
Nov 30 06:46:14.904 INFO [stderr]   --> src/main.rs:33:12
Nov 30 06:46:14.904 INFO [stderr]    |
Nov 30 06:46:14.904 INFO [stderr] 33 |     fn new(data: Vec<Vec<String>>) -> Dataset {
Nov 30 06:46:14.904 INFO [stderr]    |            ^^^^ help: consider using `_data` instead
Nov 30 06:46:14.904 INFO [stderr]    |
Nov 30 06:46:14.904 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 06:46:14.904 INFO [stderr] 
Nov 30 06:46:14.910 INFO [stderr] warning: variable does not need to be mutable
Nov 30 06:46:14.910 INFO [stderr]   --> src/main.rs:37:13
Nov 30 06:46:14.910 INFO [stderr]    |
Nov 30 06:46:14.910 INFO [stderr] 37 |         let mut l_to_str: Vec<String> = Vec::new();
Nov 30 06:46:14.910 INFO [stderr]    |             ----^^^^^^^^
Nov 30 06:46:14.910 INFO [stderr]    |             |
Nov 30 06:46:14.910 INFO [stderr]    |             help: remove this `mut`
Nov 30 06:46:14.910 INFO [stderr]    |
Nov 30 06:46:14.910 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 06:46:14.910 INFO [stderr] 
Nov 30 06:46:14.910 INFO [stderr] warning: field is never used: `train_data`
Nov 30 06:46:14.910 INFO [stderr]   --> src/main.rs:26:5
Nov 30 06:46:14.910 INFO [stderr]    |
Nov 30 06:46:14.910 INFO [stderr] 26 |     train_data: Vec<Vec<f32>>,
Nov 30 06:46:14.910 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:46:14.912 INFO [stderr]    |
Nov 30 06:46:14.912 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 06:46:14.912 INFO [stderr] 
Nov 30 06:46:14.912 INFO [stderr] warning: field is never used: `train_labels`
Nov 30 06:46:14.912 INFO [stderr]   --> src/main.rs:27:5
Nov 30 06:46:14.912 INFO [stderr]    |
Nov 30 06:46:14.912 INFO [stderr] 27 |     train_labels: Vec<usize>,
Nov 30 06:46:14.912 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:46:14.912 INFO [stderr] 
Nov 30 06:46:14.912 INFO [stderr] warning: field is never used: `label_to_string`
Nov 30 06:46:14.912 INFO [stderr]   --> src/main.rs:28:5
Nov 30 06:46:14.912 INFO [stderr]    |
Nov 30 06:46:14.912 INFO [stderr] 28 |     label_to_string: Vec<String>,
Nov 30 06:46:14.912 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:46:14.912 INFO [stderr] 
Nov 30 06:46:15.068 INFO [stderr] warning: unused variable: `data`
Nov 30 06:46:15.068 INFO [stderr]   --> src/main.rs:33:12
Nov 30 06:46:15.068 INFO [stderr]    |
Nov 30 06:46:15.068 INFO [stderr] 33 |     fn new(data: Vec<Vec<String>>) -> Dataset {
Nov 30 06:46:15.068 INFO [stderr]    |            ^^^^ help: consider using `_data` instead
Nov 30 06:46:15.068 INFO [stderr]    |
Nov 30 06:46:15.068 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 06:46:15.068 INFO [stderr] 
Nov 30 06:46:15.075 INFO [stderr] warning: variable does not need to be mutable
Nov 30 06:46:15.075 INFO [stderr]   --> src/main.rs:37:13
Nov 30 06:46:15.075 INFO [stderr]    |
Nov 30 06:46:15.075 INFO [stderr] 37 |         let mut l_to_str: Vec<String> = Vec::new();
Nov 30 06:46:15.075 INFO [stderr]    |             ----^^^^^^^^
Nov 30 06:46:15.075 INFO [stderr]    |             |
Nov 30 06:46:15.075 INFO [stderr]    |             help: remove this `mut`
Nov 30 06:46:15.075 INFO [stderr]    |
Nov 30 06:46:15.075 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 06:46:15.075 INFO [stderr] 
Nov 30 06:46:15.075 INFO [stderr] warning: field is never used: `train_data`
Nov 30 06:46:15.075 INFO [stderr]   --> src/main.rs:26:5
Nov 30 06:46:15.075 INFO [stderr]    |
Nov 30 06:46:15.075 INFO [stderr] 26 |     train_data: Vec<Vec<f32>>,
Nov 30 06:46:15.075 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:46:15.075 INFO [stderr]    |
Nov 30 06:46:15.075 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 06:46:15.075 INFO [stderr] 
Nov 30 06:46:15.075 INFO [stderr] warning: field is never used: `train_labels`
Nov 30 06:46:15.075 INFO [stderr]   --> src/main.rs:27:5
Nov 30 06:46:15.075 INFO [stderr]    |
Nov 30 06:46:15.075 INFO [stderr] 27 |     train_labels: Vec<usize>,
Nov 30 06:46:15.075 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:46:15.075 INFO [stderr] 
Nov 30 06:46:15.077 INFO [stderr] warning: field is never used: `label_to_string`
Nov 30 06:46:15.077 INFO [stderr]   --> src/main.rs:28:5
Nov 30 06:46:15.077 INFO [stderr]    |
Nov 30 06:46:15.077 INFO [stderr] 28 |     label_to_string: Vec<String>,
Nov 30 06:46:15.077 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:46:15.077 INFO [stderr] 
Nov 30 06:46:15.108 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
Nov 30 06:46:15.110 INFO [stderr] su: No module specific data is present
Nov 30 06:46:15.636 INFO running `"docker" "inspect" "30d095f4345719d8f4e80de954394959104114708323858ff37d5615eb27be63"`
Nov 30 06:46:15.966 INFO running `"docker" "rm" "-f" "30d095f4345719d8f4e80de954394959104114708323858ff37d5615eb27be63"`
Nov 30 06:46:16.216 INFO [stdout] 30d095f4345719d8f4e80de954394959104114708323858ff37d5615eb27be63