Dec 17 14:14:51.396 INFO checking sylints/rust-minigrep against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 14:14:51.396 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/sylints/rust-minigrep:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 14:14:51.884 INFO [stdout] 6e86f3c33060b2fc9c49a5f0edca4fd55ccdcbd133a665d4b6bb74e3fa874a55
Dec 17 14:14:51.886 INFO running `"docker" "start" "-a" "6e86f3c33060b2fc9c49a5f0edca4fd55ccdcbd133a665d4b6bb74e3fa874a55"`
Dec 17 14:14:53.329 INFO [stderr]     Checking minigrep v0.1.0 (/opt/crater/workdir)
Dec 17 14:14:53.445 INFO [stderr] warning: unused import: `std::fs`
Dec 17 14:14:53.445 INFO [stderr]  --> src/main.rs:2:5
Dec 17 14:14:53.445 INFO [stderr]   |
Dec 17 14:14:53.445 INFO [stderr] 2 | use std::fs;
Dec 17 14:14:53.445 INFO [stderr]   |     ^^^^^^^
Dec 17 14:14:53.445 INFO [stderr]   |
Dec 17 14:14:53.445 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 14:14:53.445 INFO [stderr] 
Dec 17 14:14:53.445 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 14:14:53.445 INFO [stderr]  --> src/main.rs:3:5
Dec 17 14:14:53.445 INFO [stderr]   |
Dec 17 14:14:53.445 INFO [stderr] 3 | use std::io::prelude::*;
Dec 17 14:14:53.445 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 17 14:14:53.445 INFO [stderr] 
Dec 17 14:14:53.471 INFO [stderr] warning: unused variable: `config`
Dec 17 14:14:53.471 INFO [stderr]  --> src/main.rs:8:9
Dec 17 14:14:53.471 INFO [stderr]   |
Dec 17 14:14:53.471 INFO [stderr] 8 |     let config = Config::new(&args).unwrap_or_else(|err| {
Dec 17 14:14:53.471 INFO [stderr]   |         ^^^^^^ help: consider using `_config` instead
Dec 17 14:14:53.471 INFO [stderr]   |
Dec 17 14:14:53.471 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 14:14:53.471 INFO [stderr] 
Dec 17 14:14:53.474 INFO [stderr] warning: field is never used: `query`
Dec 17 14:14:53.474 INFO [stderr]   --> src/main.rs:15:5
Dec 17 14:14:53.474 INFO [stderr]    |
Dec 17 14:14:53.474 INFO [stderr] 15 |     query: String,
Dec 17 14:14:53.474 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 14:14:53.474 INFO [stderr]    |
Dec 17 14:14:53.474 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 14:14:53.474 INFO [stderr] 
Dec 17 14:14:53.474 INFO [stderr] warning: field is never used: `filename`
Dec 17 14:14:53.474 INFO [stderr]   --> src/main.rs:16:5
Dec 17 14:14:53.474 INFO [stderr]    |
Dec 17 14:14:53.474 INFO [stderr] 16 |     filename: String,
Dec 17 14:14:53.474 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 14:14:53.474 INFO [stderr] 
Dec 17 14:14:53.474 INFO [stderr] warning: unused import: `std::fs`
Dec 17 14:14:53.474 INFO [stderr]  --> src/main.rs:2:5
Dec 17 14:14:53.474 INFO [stderr]   |
Dec 17 14:14:53.474 INFO [stderr] 2 | use std::fs;
Dec 17 14:14:53.474 INFO [stderr]   |     ^^^^^^^
Dec 17 14:14:53.474 INFO [stderr]   |
Dec 17 14:14:53.474 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 14:14:53.474 INFO [stderr] 
Dec 17 14:14:53.474 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 14:14:53.474 INFO [stderr]  --> src/main.rs:3:5
Dec 17 14:14:53.474 INFO [stderr]   |
Dec 17 14:14:53.474 INFO [stderr] 3 | use std::io::prelude::*;
Dec 17 14:14:53.474 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 17 14:14:53.474 INFO [stderr] 
Dec 17 14:14:53.500 INFO [stderr] warning: unused variable: `config`
Dec 17 14:14:53.501 INFO [stderr]  --> src/main.rs:8:9
Dec 17 14:14:53.501 INFO [stderr]   |
Dec 17 14:14:53.501 INFO [stderr] 8 |     let config = Config::new(&args).unwrap_or_else(|err| {
Dec 17 14:14:53.501 INFO [stderr]   |         ^^^^^^ help: consider using `_config` instead
Dec 17 14:14:53.501 INFO [stderr]   |
Dec 17 14:14:53.501 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 14:14:53.501 INFO [stderr] 
Dec 17 14:14:53.512 INFO [stderr] warning: field is never used: `query`
Dec 17 14:14:53.512 INFO [stderr]   --> src/main.rs:15:5
Dec 17 14:14:53.512 INFO [stderr]    |
Dec 17 14:14:53.512 INFO [stderr] 15 |     query: String,
Dec 17 14:14:53.512 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 14:14:53.512 INFO [stderr]    |
Dec 17 14:14:53.512 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 14:14:53.512 INFO [stderr] 
Dec 17 14:14:53.512 INFO [stderr] warning: field is never used: `filename`
Dec 17 14:14:53.512 INFO [stderr]   --> src/main.rs:16:5
Dec 17 14:14:53.512 INFO [stderr]    |
Dec 17 14:14:53.512 INFO [stderr] 16 |     filename: String,
Dec 17 14:14:53.512 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 14:14:53.512 INFO [stderr] 
Dec 17 14:14:53.523 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
Dec 17 14:14:54.142 INFO running `"docker" "inspect" "6e86f3c33060b2fc9c49a5f0edca4fd55ccdcbd133a665d4b6bb74e3fa874a55"`
Dec 17 14:14:54.496 INFO running `"docker" "rm" "-f" "6e86f3c33060b2fc9c49a5f0edca4fd55ccdcbd133a665d4b6bb74e3fa874a55"`
Dec 17 14:14:54.861 INFO [stdout] 6e86f3c33060b2fc9c49a5f0edca4fd55ccdcbd133a665d4b6bb74e3fa874a55