Oct 12 12:42:34.058 INFO checking sylints/rust-minigrep against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 12:42:34.058 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 12:42:34.461 INFO blam! 75d533d3fafb9ba7e990660fe3f9ba141c8c3b95b7595a5a30d823a5bc3c8755
Oct 12 12:42:34.476 INFO running `"docker" "start" "-a" "75d533d3fafb9ba7e990660fe3f9ba141c8c3b95b7595a5a30d823a5bc3c8755"`
Oct 12 12:42:35.369 INFO kablam! usermod: no changes
Oct 12 12:42:35.399 INFO kablam!     Checking minigrep v0.1.0 (/source)
Oct 12 12:42:35.560 INFO kablam! warning: unused import: `std::fs`
Oct 12 12:42:35.560 INFO kablam!  --> src/main.rs:2:5
Oct 12 12:42:35.560 INFO kablam!   |
Oct 12 12:42:35.560 INFO kablam! 2 | use std::fs;
Oct 12 12:42:35.560 INFO kablam!   |     ^^^^^^^
Oct 12 12:42:35.560 INFO kablam!   |
Oct 12 12:42:35.560 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:42:35.560 INFO kablam! 
Oct 12 12:42:35.560 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 12 12:42:35.560 INFO kablam!  --> src/main.rs:3:5
Oct 12 12:42:35.560 INFO kablam!   |
Oct 12 12:42:35.560 INFO kablam! 3 | use std::io::prelude::*;
Oct 12 12:42:35.560 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 12:42:35.560 INFO kablam! 
Oct 12 12:42:35.592 INFO kablam! warning: unused variable: `config`
Oct 12 12:42:35.592 INFO kablam!  --> src/main.rs:8:9
Oct 12 12:42:35.592 INFO kablam!   |
Oct 12 12:42:35.592 INFO kablam! 8 |     let config = Config::new(&args).unwrap_or_else(|err| {
Oct 12 12:42:35.592 INFO kablam!   |         ^^^^^^ help: consider using `_config` instead
Oct 12 12:42:35.592 INFO kablam!   |
Oct 12 12:42:35.592 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 12:42:35.592 INFO kablam! 
Oct 12 12:42:35.592 INFO kablam! warning: field is never used: `query`
Oct 12 12:42:35.592 INFO kablam!   --> src/main.rs:15:5
Oct 12 12:42:35.592 INFO kablam!    |
Oct 12 12:42:35.592 INFO kablam! 15 |     query: String,
Oct 12 12:42:35.592 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 12 12:42:35.592 INFO kablam!    |
Oct 12 12:42:35.592 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 12:42:35.592 INFO kablam! 
Oct 12 12:42:35.592 INFO kablam! warning: field is never used: `filename`
Oct 12 12:42:35.592 INFO kablam!   --> src/main.rs:16:5
Oct 12 12:42:35.592 INFO kablam!    |
Oct 12 12:42:35.592 INFO kablam! 16 |     filename: String,
Oct 12 12:42:35.592 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 12 12:42:35.592 INFO kablam! 
Oct 12 12:42:35.680 INFO kablam! warning: unused import: `std::fs`
Oct 12 12:42:35.680 INFO kablam!  --> src/main.rs:2:5
Oct 12 12:42:35.681 INFO kablam!   |
Oct 12 12:42:35.681 INFO kablam! 2 | use std::fs;
Oct 12 12:42:35.681 INFO kablam!   |     ^^^^^^^
Oct 12 12:42:35.681 INFO kablam!   |
Oct 12 12:42:35.681 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:42:35.681 INFO kablam! 
Oct 12 12:42:35.682 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 12 12:42:35.682 INFO kablam!  --> src/main.rs:3:5
Oct 12 12:42:35.682 INFO kablam!   |
Oct 12 12:42:35.682 INFO kablam! 3 | use std::io::prelude::*;
Oct 12 12:42:35.682 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 12:42:35.682 INFO kablam! 
Oct 12 12:42:35.716 INFO kablam! warning: unused variable: `config`
Oct 12 12:42:35.716 INFO kablam!  --> src/main.rs:8:9
Oct 12 12:42:35.716 INFO kablam!   |
Oct 12 12:42:35.716 INFO kablam! 8 |     let config = Config::new(&args).unwrap_or_else(|err| {
Oct 12 12:42:35.716 INFO kablam!   |         ^^^^^^ help: consider using `_config` instead
Oct 12 12:42:35.716 INFO kablam!   |
Oct 12 12:42:35.716 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 12:42:35.716 INFO kablam! 
Oct 12 12:42:35.716 INFO kablam! warning: field is never used: `query`
Oct 12 12:42:35.716 INFO kablam!   --> src/main.rs:15:5
Oct 12 12:42:35.716 INFO kablam!    |
Oct 12 12:42:35.716 INFO kablam! 15 |     query: String,
Oct 12 12:42:35.717 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 12 12:42:35.717 INFO kablam!    |
Oct 12 12:42:35.717 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 12:42:35.717 INFO kablam! 
Oct 12 12:42:35.717 INFO kablam! warning: field is never used: `filename`
Oct 12 12:42:35.717 INFO kablam!   --> src/main.rs:16:5
Oct 12 12:42:35.717 INFO kablam!    |
Oct 12 12:42:35.717 INFO kablam! 16 |     filename: String,
Oct 12 12:42:35.717 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 12 12:42:35.717 INFO kablam! 
Oct 12 12:42:35.735 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
Oct 12 12:42:35.738 INFO kablam! su: No module specific data is present
Oct 12 12:42:36.079 INFO running `"docker" "rm" "-f" "75d533d3fafb9ba7e990660fe3f9ba141c8c3b95b7595a5a30d823a5bc3c8755"`
Oct 12 12:42:36.257 INFO blam! 75d533d3fafb9ba7e990660fe3f9ba141c8c3b95b7595a5a30d823a5bc3c8755