Dec 13 15:50:36.924 INFO testing jcushman/grep_caselaw against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 15:50:36.924 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 13 15:50:37.349 INFO [stdout] 6d92fd79deceb44314ef965baa83ff13eac01b8614a2a5ad1a238475b6f370b5
Dec 13 15:50:37.351 INFO running `"docker" "start" "-a" "6d92fd79deceb44314ef965baa83ff13eac01b8614a2a5ad1a238475b6f370b5"`
Dec 13 15:50:39.679 INFO [stderr] usermod: no changes
Dec 13 15:50:39.943 INFO [stderr]    Compiling redis v0.8.0
Dec 13 15:50:39.943 INFO [stderr]    Compiling rayon v1.0.1
Dec 13 15:50:48.848 INFO [stderr]    Compiling grep_caselaw v0.1.0 (/source)
Dec 13 15:50:50.839 INFO [stderr] warning: unused import: `SubCommand`
Dec 13 15:50:50.839 INFO [stderr]  --> src/main.rs:9:22
Dec 13 15:50:50.839 INFO [stderr]   |
Dec 13 15:50:50.840 INFO [stderr] 9 | use clap::{Arg, App, SubCommand};
Dec 13 15:50:50.840 INFO [stderr]   |                      ^^^^^^^^^^
Dec 13 15:50:50.840 INFO [stderr]   |
Dec 13 15:50:50.841 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 15:50:50.841 INFO [stderr] 
Dec 13 15:50:50.841 INFO [stderr] warning: unused import: `rayon::iter::Map as RayonMap`
Dec 13 15:50:50.841 INFO [stderr]   --> src/main.rs:12:5
Dec 13 15:50:50.842 INFO [stderr]    |
Dec 13 15:50:50.842 INFO [stderr] 12 | use rayon::iter::Map as RayonMap;
Dec 13 15:50:50.842 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:50:50.842 INFO [stderr] 
Dec 13 15:50:50.843 INFO [stderr] warning: unused import: `regex::Captures`
Dec 13 15:50:50.843 INFO [stderr]   --> src/main.rs:14:5
Dec 13 15:50:50.843 INFO [stderr]    |
Dec 13 15:50:50.844 INFO [stderr] 14 | use regex::Captures;
Dec 13 15:50:50.844 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 15:50:50.844 INFO [stderr] 
Dec 13 15:50:50.844 INFO [stderr] warning: unused imports: `Error`, `Value`
Dec 13 15:50:50.845 INFO [stderr]   --> src/main.rs:16:18
Dec 13 15:50:50.845 INFO [stderr]    |
Dec 13 15:50:50.845 INFO [stderr] 16 | use serde_json::{Value, Error};
Dec 13 15:50:50.846 INFO [stderr]    |                  ^^^^^  ^^^^^
Dec 13 15:50:50.846 INFO [stderr] 
Dec 13 15:50:50.846 INFO [stderr] warning: unused import: `std::path::PathBuf`
Dec 13 15:50:50.846 INFO [stderr]   --> src/main.rs:21:5
Dec 13 15:50:50.847 INFO [stderr]    |
Dec 13 15:50:50.847 INFO [stderr] 21 | use std::path::PathBuf;
Dec 13 15:50:50.847 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 15:50:50.847 INFO [stderr] 
Dec 13 15:50:50.847 INFO [stderr] warning: unused import: `std::iter::Map`
Dec 13 15:50:50.847 INFO [stderr]   --> src/main.rs:22:5
Dec 13 15:50:50.848 INFO [stderr]    |
Dec 13 15:50:50.848 INFO [stderr] 22 | use std::iter::Map;
Dec 13 15:50:50.848 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 13 15:50:50.848 INFO [stderr] 
Dec 13 15:50:50.848 INFO [stderr] warning: unused import: `glob::GlobResult`
Dec 13 15:50:50.848 INFO [stderr]   --> src/main.rs:23:5
Dec 13 15:50:50.848 INFO [stderr]    |
Dec 13 15:50:50.848 INFO [stderr] 23 | use glob::GlobResult;
Dec 13 15:50:50.848 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 13 15:50:50.848 INFO [stderr] 
Dec 13 15:50:50.848 INFO [stderr] warning: unused import: `rayon::iter::plumbing::Producer`
Dec 13 15:50:50.849 INFO [stderr]   --> src/main.rs:24:5
Dec 13 15:50:50.849 INFO [stderr]    |
Dec 13 15:50:50.849 INFO [stderr] 24 | use rayon::iter::plumbing::Producer;
Dec 13 15:50:50.849 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:50:50.849 INFO [stderr] 
Dec 13 15:50:50.849 INFO [stderr] warning: unused import: `std::str::from_utf8_unchecked`
Dec 13 15:50:50.849 INFO [stderr]   --> src/main.rs:26:5
Dec 13 15:50:50.849 INFO [stderr]    |
Dec 13 15:50:50.849 INFO [stderr] 26 | use std::str::from_utf8_unchecked;
Dec 13 15:50:50.849 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:50:50.849 INFO [stderr] 
Dec 13 15:50:51.046 INFO [stderr] warning: unused variable: `default_path`
Dec 13 15:50:51.046 INFO [stderr]   --> src/main.rs:88:9
Dec 13 15:50:51.046 INFO [stderr]    |
Dec 13 15:50:51.046 INFO [stderr] 88 |     let default_path = "data/illinois/ill_text/**/*.txt";
Dec 13 15:50:51.046 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_default_path` instead
Dec 13 15:50:51.046 INFO [stderr]    |
Dec 13 15:50:51.047 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 15:50:51.047 INFO [stderr] 
Dec 13 15:50:51.047 INFO [stderr] warning: unused variable: `threadpool`
Dec 13 15:50:51.047 INFO [stderr]   --> src/main.rs:97:9
Dec 13 15:50:51.047 INFO [stderr]    |
Dec 13 15:50:51.047 INFO [stderr] 97 |     let threadpool = rayon::ThreadPoolBuilder::new()
Dec 13 15:50:51.047 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_threadpool` instead
Dec 13 15:50:51.047 INFO [stderr] 
Dec 13 15:50:51.105 INFO [stderr] warning: struct is never constructed: `Case`
Dec 13 15:50:51.105 INFO [stderr]   --> src/main.rs:31:1
Dec 13 15:50:51.105 INFO [stderr]    |
Dec 13 15:50:51.105 INFO [stderr] 31 | struct Case {
Dec 13 15:50:51.105 INFO [stderr]    | ^^^^^^^^^^^
Dec 13 15:50:51.105 INFO [stderr]    |
Dec 13 15:50:51.105 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 15:50:51.105 INFO [stderr] 
Dec 13 15:50:55.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.97s
Dec 13 15:50:55.680 INFO [stderr] su: No module specific data is present
Dec 13 15:50:56.824 INFO running `"docker" "inspect" "6d92fd79deceb44314ef965baa83ff13eac01b8614a2a5ad1a238475b6f370b5"`
Dec 13 15:50:57.147 INFO running `"docker" "rm" "-f" "6d92fd79deceb44314ef965baa83ff13eac01b8614a2a5ad1a238475b6f370b5"`
Dec 13 15:50:57.483 INFO [stdout] 6d92fd79deceb44314ef965baa83ff13eac01b8614a2a5ad1a238475b6f370b5
Dec 13 15:50:57.485 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 13 15:50:58.127 INFO [stdout] 0e87749ce3eaff427ebd8cd6ce5ad316ac177a00d4f63eda3399486f2a4b6e1c
Dec 13 15:50:58.129 INFO running `"docker" "start" "-a" "0e87749ce3eaff427ebd8cd6ce5ad316ac177a00d4f63eda3399486f2a4b6e1c"`
Dec 13 15:51:00.058 INFO [stderr] usermod: no changes
Dec 13 15:51:00.236 INFO [stderr]    Compiling grep_caselaw v0.1.0 (/source)
Dec 13 15:51:01.751 INFO [stderr] warning: unused import: `SubCommand`
Dec 13 15:51:01.751 INFO [stderr]  --> src/main.rs:9:22
Dec 13 15:51:01.751 INFO [stderr]   |
Dec 13 15:51:01.751 INFO [stderr] 9 | use clap::{Arg, App, SubCommand};
Dec 13 15:51:01.751 INFO [stderr]   |                      ^^^^^^^^^^
Dec 13 15:51:01.751 INFO [stderr]   |
Dec 13 15:51:01.751 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.751 INFO [stderr] warning: unused import: `rayon::iter::Map as RayonMap`
Dec 13 15:51:01.751 INFO [stderr]   --> src/main.rs:12:5
Dec 13 15:51:01.751 INFO [stderr]    |
Dec 13 15:51:01.751 INFO [stderr] 12 | use rayon::iter::Map as RayonMap;
Dec 13 15:51:01.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.751 INFO [stderr] warning: unused import: `regex::Captures`
Dec 13 15:51:01.751 INFO [stderr]   --> src/main.rs:14:5
Dec 13 15:51:01.751 INFO [stderr]    |
Dec 13 15:51:01.751 INFO [stderr] 14 | use regex::Captures;
Dec 13 15:51:01.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.751 INFO [stderr] warning: unused imports: `Error`, `Value`
Dec 13 15:51:01.751 INFO [stderr]   --> src/main.rs:16:18
Dec 13 15:51:01.751 INFO [stderr]    |
Dec 13 15:51:01.751 INFO [stderr] 16 | use serde_json::{Value, Error};
Dec 13 15:51:01.751 INFO [stderr]    |                  ^^^^^  ^^^^^
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.751 INFO [stderr] warning: unused import: `std::path::PathBuf`
Dec 13 15:51:01.751 INFO [stderr]   --> src/main.rs:21:5
Dec 13 15:51:01.751 INFO [stderr]    |
Dec 13 15:51:01.751 INFO [stderr] 21 | use std::path::PathBuf;
Dec 13 15:51:01.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.751 INFO [stderr] warning: unused import: `std::iter::Map`
Dec 13 15:51:01.751 INFO [stderr]   --> src/main.rs:22:5
Dec 13 15:51:01.751 INFO [stderr]    |
Dec 13 15:51:01.751 INFO [stderr] 22 | use std::iter::Map;
Dec 13 15:51:01.751 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.751 INFO [stderr] warning: unused import: `glob::GlobResult`
Dec 13 15:51:01.751 INFO [stderr]   --> src/main.rs:23:5
Dec 13 15:51:01.751 INFO [stderr]    |
Dec 13 15:51:01.751 INFO [stderr] 23 | use glob::GlobResult;
Dec 13 15:51:01.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.751 INFO [stderr] warning: unused import: `rayon::iter::plumbing::Producer`
Dec 13 15:51:01.751 INFO [stderr]   --> src/main.rs:24:5
Dec 13 15:51:01.751 INFO [stderr]    |
Dec 13 15:51:01.751 INFO [stderr] 24 | use rayon::iter::plumbing::Producer;
Dec 13 15:51:01.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.751 INFO [stderr] warning: unused import: `std::str::from_utf8_unchecked`
Dec 13 15:51:01.751 INFO [stderr]   --> src/main.rs:26:5
Dec 13 15:51:01.751 INFO [stderr]    |
Dec 13 15:51:01.751 INFO [stderr] 26 | use std::str::from_utf8_unchecked;
Dec 13 15:51:01.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:51:01.751 INFO [stderr] 
Dec 13 15:51:01.872 INFO [stderr] warning: unused variable: `default_path`
Dec 13 15:51:01.872 INFO [stderr]   --> src/main.rs:88:9
Dec 13 15:51:01.872 INFO [stderr]    |
Dec 13 15:51:01.872 INFO [stderr] 88 |     let default_path = "data/illinois/ill_text/**/*.txt";
Dec 13 15:51:01.872 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_default_path` instead
Dec 13 15:51:01.872 INFO [stderr]    |
Dec 13 15:51:01.872 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 15:51:01.872 INFO [stderr] 
Dec 13 15:51:01.872 INFO [stderr] warning: unused variable: `threadpool`
Dec 13 15:51:01.872 INFO [stderr]   --> src/main.rs:97:9
Dec 13 15:51:01.872 INFO [stderr]    |
Dec 13 15:51:01.872 INFO [stderr] 97 |     let threadpool = rayon::ThreadPoolBuilder::new()
Dec 13 15:51:01.872 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_threadpool` instead
Dec 13 15:51:01.879 INFO [stderr] 
Dec 13 15:51:01.931 INFO [stderr] warning: struct is never constructed: `Case`
Dec 13 15:51:01.931 INFO [stderr]   --> src/main.rs:31:1
Dec 13 15:51:01.931 INFO [stderr]    |
Dec 13 15:51:01.931 INFO [stderr] 31 | struct Case {
Dec 13 15:51:01.931 INFO [stderr]    | ^^^^^^^^^^^
Dec 13 15:51:01.931 INFO [stderr]    |
Dec 13 15:51:01.931 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 15:51:01.931 INFO [stderr] 
Dec 13 15:51:03.039 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
Dec 13 15:51:03.046 INFO [stderr] su: No module specific data is present
Dec 13 15:51:03.783 INFO running `"docker" "inspect" "0e87749ce3eaff427ebd8cd6ce5ad316ac177a00d4f63eda3399486f2a4b6e1c"`
Dec 13 15:51:04.129 INFO running `"docker" "rm" "-f" "0e87749ce3eaff427ebd8cd6ce5ad316ac177a00d4f63eda3399486f2a4b6e1c"`
Dec 13 15:51:04.459 INFO [stdout] 0e87749ce3eaff427ebd8cd6ce5ad316ac177a00d4f63eda3399486f2a4b6e1c
Dec 13 15:51:04.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 13 15:51:04.931 INFO [stdout] f76ca196fc3a9c3c73f6802342e24f4b75ef25c3acc30a8a8d80efae8c104ea7
Dec 13 15:51:04.935 INFO running `"docker" "start" "-a" "f76ca196fc3a9c3c73f6802342e24f4b75ef25c3acc30a8a8d80efae8c104ea7"`
Dec 13 15:51:06.382 INFO [stderr] usermod: no changes
Dec 13 15:51:06.603 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
Dec 13 15:51:06.604 INFO [stderr]      Running /target/debug/deps/grep_caselaw-5dac9b5c9a5fffb8
Dec 13 15:51:06.613 INFO [stdout] 
Dec 13 15:51:06.613 INFO [stdout] running 0 tests
Dec 13 15:51:06.613 INFO [stdout] 
Dec 13 15:51:06.613 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:51:06.613 INFO [stdout] 
Dec 13 15:51:06.631 INFO [stderr] su: No module specific data is present
Dec 13 15:51:07.305 INFO running `"docker" "inspect" "f76ca196fc3a9c3c73f6802342e24f4b75ef25c3acc30a8a8d80efae8c104ea7"`
Dec 13 15:51:07.629 INFO running `"docker" "rm" "-f" "f76ca196fc3a9c3c73f6802342e24f4b75ef25c3acc30a8a8d80efae8c104ea7"`
Dec 13 15:51:08.037 INFO [stdout] f76ca196fc3a9c3c73f6802342e24f4b75ef25c3acc30a8a8d80efae8c104ea7