Dec 04 16:47:46.841 INFO checking jcushman/grep_caselaw against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 16:47:46.841 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 16:47:47.139 INFO [stdout] c76a0396aef63acc9822b9db3898a874b0742bd851199e47c4311350a94d3e41
Dec 04 16:47:47.147 INFO running `"docker" "start" "-a" "c76a0396aef63acc9822b9db3898a874b0742bd851199e47c4311350a94d3e41"`
Dec 04 16:47:48.019 INFO [stderr] usermod: no changes
Dec 04 16:47:48.175 INFO [stderr]    Compiling redis v0.8.0
Dec 04 16:47:48.175 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 04 16:47:49.383 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 04 16:47:50.132 INFO [stderr]     Checking rayon-core v1.4.0
Dec 04 16:47:52.055 INFO [stderr]     Checking rayon v1.0.1
Dec 04 16:47:55.941 INFO [stderr]     Checking grep_caselaw v0.1.0 (/source)
Dec 04 16:47:57.444 INFO [stderr] warning: unused import: `SubCommand`
Dec 04 16:47:57.444 INFO [stderr]  --> src/main.rs:9:22
Dec 04 16:47:57.445 INFO [stderr]   |
Dec 04 16:47:57.445 INFO [stderr] 9 | use clap::{Arg, App, SubCommand};
Dec 04 16:47:57.445 INFO [stderr]   |                      ^^^^^^^^^^
Dec 04 16:47:57.445 INFO [stderr]   |
Dec 04 16:47:57.445 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.445 INFO [stderr] warning: unused import: `rayon::iter::Map as RayonMap`
Dec 04 16:47:57.445 INFO [stderr]   --> src/main.rs:12:5
Dec 04 16:47:57.445 INFO [stderr]    |
Dec 04 16:47:57.445 INFO [stderr] 12 | use rayon::iter::Map as RayonMap;
Dec 04 16:47:57.445 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.445 INFO [stderr] warning: unused import: `regex::Captures`
Dec 04 16:47:57.445 INFO [stderr]   --> src/main.rs:14:5
Dec 04 16:47:57.445 INFO [stderr]    |
Dec 04 16:47:57.445 INFO [stderr] 14 | use regex::Captures;
Dec 04 16:47:57.445 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.445 INFO [stderr] warning: unused imports: `Error`, `Value`
Dec 04 16:47:57.445 INFO [stderr]   --> src/main.rs:16:18
Dec 04 16:47:57.445 INFO [stderr]    |
Dec 04 16:47:57.445 INFO [stderr] 16 | use serde_json::{Value, Error};
Dec 04 16:47:57.445 INFO [stderr]    |                  ^^^^^  ^^^^^
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.445 INFO [stderr] warning: unused import: `std::path::PathBuf`
Dec 04 16:47:57.445 INFO [stderr]   --> src/main.rs:21:5
Dec 04 16:47:57.445 INFO [stderr]    |
Dec 04 16:47:57.445 INFO [stderr] 21 | use std::path::PathBuf;
Dec 04 16:47:57.445 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.445 INFO [stderr] warning: unused import: `std::iter::Map`
Dec 04 16:47:57.445 INFO [stderr]   --> src/main.rs:22:5
Dec 04 16:47:57.445 INFO [stderr]    |
Dec 04 16:47:57.445 INFO [stderr] 22 | use std::iter::Map;
Dec 04 16:47:57.445 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.445 INFO [stderr] warning: unused import: `glob::GlobResult`
Dec 04 16:47:57.445 INFO [stderr]   --> src/main.rs:23:5
Dec 04 16:47:57.445 INFO [stderr]    |
Dec 04 16:47:57.445 INFO [stderr] 23 | use glob::GlobResult;
Dec 04 16:47:57.445 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.445 INFO [stderr] warning: unused import: `rayon::iter::plumbing::Producer`
Dec 04 16:47:57.445 INFO [stderr]   --> src/main.rs:24:5
Dec 04 16:47:57.445 INFO [stderr]    |
Dec 04 16:47:57.445 INFO [stderr] 24 | use rayon::iter::plumbing::Producer;
Dec 04 16:47:57.445 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.445 INFO [stderr] warning: unused import: `std::str::from_utf8_unchecked`
Dec 04 16:47:57.445 INFO [stderr]   --> src/main.rs:26:5
Dec 04 16:47:57.445 INFO [stderr]    |
Dec 04 16:47:57.445 INFO [stderr] 26 | use std::str::from_utf8_unchecked;
Dec 04 16:47:57.445 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:47:57.445 INFO [stderr] 
Dec 04 16:47:57.477 INFO [stderr] warning: unused import: `SubCommand`
Dec 04 16:47:57.477 INFO [stderr]  --> src/main.rs:9:22
Dec 04 16:47:57.477 INFO [stderr]   |
Dec 04 16:47:57.477 INFO [stderr] 9 | use clap::{Arg, App, SubCommand};
Dec 04 16:47:57.477 INFO [stderr]   |                      ^^^^^^^^^^
Dec 04 16:47:57.478 INFO [stderr]   |
Dec 04 16:47:57.478 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.478 INFO [stderr] warning: unused import: `rayon::iter::Map as RayonMap`
Dec 04 16:47:57.478 INFO [stderr]   --> src/main.rs:12:5
Dec 04 16:47:57.478 INFO [stderr]    |
Dec 04 16:47:57.478 INFO [stderr] 12 | use rayon::iter::Map as RayonMap;
Dec 04 16:47:57.478 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.478 INFO [stderr] warning: unused import: `regex::Captures`
Dec 04 16:47:57.478 INFO [stderr]   --> src/main.rs:14:5
Dec 04 16:47:57.478 INFO [stderr]    |
Dec 04 16:47:57.478 INFO [stderr] 14 | use regex::Captures;
Dec 04 16:47:57.478 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.478 INFO [stderr] warning: unused imports: `Error`, `Value`
Dec 04 16:47:57.478 INFO [stderr]   --> src/main.rs:16:18
Dec 04 16:47:57.478 INFO [stderr]    |
Dec 04 16:47:57.478 INFO [stderr] 16 | use serde_json::{Value, Error};
Dec 04 16:47:57.478 INFO [stderr]    |                  ^^^^^  ^^^^^
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.478 INFO [stderr] warning: unused import: `std::path::PathBuf`
Dec 04 16:47:57.478 INFO [stderr]   --> src/main.rs:21:5
Dec 04 16:47:57.478 INFO [stderr]    |
Dec 04 16:47:57.478 INFO [stderr] 21 | use std::path::PathBuf;
Dec 04 16:47:57.478 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.478 INFO [stderr] warning: unused import: `std::iter::Map`
Dec 04 16:47:57.478 INFO [stderr]   --> src/main.rs:22:5
Dec 04 16:47:57.478 INFO [stderr]    |
Dec 04 16:47:57.478 INFO [stderr] 22 | use std::iter::Map;
Dec 04 16:47:57.478 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.478 INFO [stderr] warning: unused import: `glob::GlobResult`
Dec 04 16:47:57.478 INFO [stderr]   --> src/main.rs:23:5
Dec 04 16:47:57.478 INFO [stderr]    |
Dec 04 16:47:57.478 INFO [stderr] 23 | use glob::GlobResult;
Dec 04 16:47:57.478 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.478 INFO [stderr] warning: unused import: `rayon::iter::plumbing::Producer`
Dec 04 16:47:57.478 INFO [stderr]   --> src/main.rs:24:5
Dec 04 16:47:57.478 INFO [stderr]    |
Dec 04 16:47:57.478 INFO [stderr] 24 | use rayon::iter::plumbing::Producer;
Dec 04 16:47:57.478 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.478 INFO [stderr] warning: unused import: `std::str::from_utf8_unchecked`
Dec 04 16:47:57.478 INFO [stderr]   --> src/main.rs:26:5
Dec 04 16:47:57.478 INFO [stderr]    |
Dec 04 16:47:57.478 INFO [stderr] 26 | use std::str::from_utf8_unchecked;
Dec 04 16:47:57.478 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:47:57.478 INFO [stderr] 
Dec 04 16:47:57.580 INFO [stderr] warning: unused variable: `default_path`
Dec 04 16:47:57.580 INFO [stderr]   --> src/main.rs:88:9
Dec 04 16:47:57.580 INFO [stderr]    |
Dec 04 16:47:57.580 INFO [stderr] 88 |     let default_path = "data/illinois/ill_text/**/*.txt";
Dec 04 16:47:57.580 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_default_path` instead
Dec 04 16:47:57.580 INFO [stderr]    |
Dec 04 16:47:57.580 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:47:57.580 INFO [stderr] 
Dec 04 16:47:57.580 INFO [stderr] warning: unused variable: `threadpool`
Dec 04 16:47:57.580 INFO [stderr]   --> src/main.rs:97:9
Dec 04 16:47:57.580 INFO [stderr]    |
Dec 04 16:47:57.580 INFO [stderr] 97 |     let threadpool = rayon::ThreadPoolBuilder::new()
Dec 04 16:47:57.580 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_threadpool` instead
Dec 04 16:47:57.580 INFO [stderr] 
Dec 04 16:47:57.594 INFO [stderr] warning: unused variable: `default_path`
Dec 04 16:47:57.594 INFO [stderr]   --> src/main.rs:88:9
Dec 04 16:47:57.594 INFO [stderr]    |
Dec 04 16:47:57.594 INFO [stderr] 88 |     let default_path = "data/illinois/ill_text/**/*.txt";
Dec 04 16:47:57.594 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_default_path` instead
Dec 04 16:47:57.594 INFO [stderr]    |
Dec 04 16:47:57.594 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:47:57.594 INFO [stderr] 
Dec 04 16:47:57.594 INFO [stderr] warning: unused variable: `threadpool`
Dec 04 16:47:57.594 INFO [stderr]   --> src/main.rs:97:9
Dec 04 16:47:57.594 INFO [stderr]    |
Dec 04 16:47:57.594 INFO [stderr] 97 |     let threadpool = rayon::ThreadPoolBuilder::new()
Dec 04 16:47:57.594 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_threadpool` instead
Dec 04 16:47:57.594 INFO [stderr] 
Dec 04 16:47:57.611 INFO [stderr] warning: struct is never constructed: `Case`
Dec 04 16:47:57.611 INFO [stderr]   --> src/main.rs:31:1
Dec 04 16:47:57.611 INFO [stderr]    |
Dec 04 16:47:57.611 INFO [stderr] 31 | struct Case {
Dec 04 16:47:57.611 INFO [stderr]    | ^^^^^^^^^^^
Dec 04 16:47:57.611 INFO [stderr]    |
Dec 04 16:47:57.611 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 16:47:57.611 INFO [stderr] 
Dec 04 16:47:57.643 INFO [stderr] warning: struct is never constructed: `Case`
Dec 04 16:47:57.643 INFO [stderr]   --> src/main.rs:31:1
Dec 04 16:47:57.643 INFO [stderr]    |
Dec 04 16:47:57.643 INFO [stderr] 31 | struct Case {
Dec 04 16:47:57.643 INFO [stderr]    | ^^^^^^^^^^^
Dec 04 16:47:57.643 INFO [stderr]    |
Dec 04 16:47:57.643 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 16:47:57.643 INFO [stderr] 
Dec 04 16:47:57.666 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.62s
Dec 04 16:47:57.675 INFO [stderr] su: No module specific data is present
Dec 04 16:47:57.976 INFO running `"docker" "inspect" "c76a0396aef63acc9822b9db3898a874b0742bd851199e47c4311350a94d3e41"`
Dec 04 16:47:58.104 INFO running `"docker" "rm" "-f" "c76a0396aef63acc9822b9db3898a874b0742bd851199e47c4311350a94d3e41"`
Dec 04 16:47:58.276 INFO [stdout] c76a0396aef63acc9822b9db3898a874b0742bd851199e47c4311350a94d3e41