Nov 04 05:13:56.044 INFO checking jbcden/csv_parser against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 05:13:56.044 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-4/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 05:13:56.325 INFO blam! b6097aa6ab5edc749569deb65b8f5a107a5f7b9027ff5c4ead52f7a328a1ccfd
Nov 04 05:13:56.331 INFO running `"docker" "start" "-a" "b6097aa6ab5edc749569deb65b8f5a107a5f7b9027ff5c4ead52f7a328a1ccfd"`
Nov 04 05:13:57.155 INFO kablam! usermod: no changes
Nov 04 05:13:57.184 INFO kablam!     Checking csv_parser v0.1.0 (/source)
Nov 04 05:13:57.505 INFO kablam! warning: unused import: `std::fs::File`
Nov 04 05:13:57.506 INFO kablam!  --> src/main.rs:1:5
Nov 04 05:13:57.506 INFO kablam!   |
Nov 04 05:13:57.506 INFO kablam! 1 | use std::fs::File;
Nov 04 05:13:57.506 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 04 05:13:57.507 INFO kablam!   |
Nov 04 05:13:57.507 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 05:13:57.507 INFO kablam! 
Nov 04 05:13:57.508 INFO kablam! warning: unused import: `std::io::Read`
Nov 04 05:13:57.508 INFO kablam!  --> src/main.rs:2:5
Nov 04 05:13:57.508 INFO kablam!   |
Nov 04 05:13:57.509 INFO kablam! 2 | use std::io::Read;
Nov 04 05:13:57.509 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 04 05:13:57.509 INFO kablam! 
Nov 04 05:13:57.515 INFO kablam! warning: unused import: `std::fs::File`
Nov 04 05:13:57.516 INFO kablam!  --> src/main.rs:1:5
Nov 04 05:13:57.516 INFO kablam!   |
Nov 04 05:13:57.516 INFO kablam! 1 | use std::fs::File;
Nov 04 05:13:57.516 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 04 05:13:57.516 INFO kablam!   |
Nov 04 05:13:57.516 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 05:13:57.516 INFO kablam! 
Nov 04 05:13:57.516 INFO kablam! warning: unused import: `std::io::Read`
Nov 04 05:13:57.516 INFO kablam!  --> src/main.rs:2:5
Nov 04 05:13:57.516 INFO kablam!   |
Nov 04 05:13:57.516 INFO kablam! 2 | use std::io::Read;
Nov 04 05:13:57.516 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 04 05:13:57.516 INFO kablam! 
Nov 04 05:13:57.557 INFO kablam! warning: variable does not need to be mutable
Nov 04 05:13:57.558 INFO kablam!  --> src/main.rs:7:9
Nov 04 05:13:57.558 INFO kablam!   |
Nov 04 05:13:57.558 INFO kablam! 7 |     let mut csv = std::fs::File::open("../FINAL.csv").unwrap();
Nov 04 05:13:57.558 INFO kablam!   |         ----^^^
Nov 04 05:13:57.558 INFO kablam!   |         |
Nov 04 05:13:57.558 INFO kablam!   |         help: remove this `mut`
Nov 04 05:13:57.558 INFO kablam!   |
Nov 04 05:13:57.558 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 04 05:13:57.558 INFO kablam! 
Nov 04 05:13:57.558 INFO kablam! warning: variable does not need to be mutable
Nov 04 05:13:57.558 INFO kablam!  --> src/main.rs:8:9
Nov 04 05:13:57.558 INFO kablam!   |
Nov 04 05:13:57.558 INFO kablam! 8 |     let mut buf_read = BufReader::new(&csv);
Nov 04 05:13:57.558 INFO kablam!   |         ----^^^^^^^^
Nov 04 05:13:57.558 INFO kablam!   |         |
Nov 04 05:13:57.558 INFO kablam!   |         help: remove this `mut`
Nov 04 05:13:57.558 INFO kablam! 
Nov 04 05:13:57.562 INFO kablam! warning: function is never used: `efficient_unsafe`
Nov 04 05:13:57.562 INFO kablam!   --> src/main.rs:34:1
Nov 04 05:13:57.562 INFO kablam!    |
Nov 04 05:13:57.562 INFO kablam! 34 | fn efficient_unsafe(line: Result<String, String>) -> i32 {
Nov 04 05:13:57.562 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 05:13:57.562 INFO kablam!    |
Nov 04 05:13:57.562 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 05:13:57.562 INFO kablam! 
Nov 04 05:13:57.570 INFO kablam! warning: variable does not need to be mutable
Nov 04 05:13:57.570 INFO kablam!  --> src/main.rs:7:9
Nov 04 05:13:57.570 INFO kablam!   |
Nov 04 05:13:57.570 INFO kablam! 7 |     let mut csv = std::fs::File::open("../FINAL.csv").unwrap();
Nov 04 05:13:57.570 INFO kablam!   |         ----^^^
Nov 04 05:13:57.570 INFO kablam!   |         |
Nov 04 05:13:57.570 INFO kablam!   |         help: remove this `mut`
Nov 04 05:13:57.570 INFO kablam!   |
Nov 04 05:13:57.570 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 04 05:13:57.570 INFO kablam! 
Nov 04 05:13:57.572 INFO kablam! warning: variable does not need to be mutable
Nov 04 05:13:57.572 INFO kablam!  --> src/main.rs:8:9
Nov 04 05:13:57.572 INFO kablam!   |
Nov 04 05:13:57.572 INFO kablam! 8 |     let mut buf_read = BufReader::new(&csv);
Nov 04 05:13:57.572 INFO kablam!   |         ----^^^^^^^^
Nov 04 05:13:57.572 INFO kablam!   |         |
Nov 04 05:13:57.572 INFO kablam!   |         help: remove this `mut`
Nov 04 05:13:57.572 INFO kablam! 
Nov 04 05:13:57.578 INFO kablam! warning: function is never used: `efficient_unsafe`
Nov 04 05:13:57.583 INFO kablam!   --> src/main.rs:34:1
Nov 04 05:13:57.583 INFO kablam!    |
Nov 04 05:13:57.585 INFO kablam! 34 | fn efficient_unsafe(line: Result<String, String>) -> i32 {
Nov 04 05:13:57.586 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 05:13:57.586 INFO kablam!    |
Nov 04 05:13:57.586 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 05:13:57.586 INFO kablam! 
Nov 04 05:13:57.595 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Nov 04 05:13:57.611 INFO kablam! su: No module specific data is present
Nov 04 05:13:57.897 INFO running `"docker" "rm" "-f" "b6097aa6ab5edc749569deb65b8f5a107a5f7b9027ff5c4ead52f7a328a1ccfd"`
Nov 04 05:13:57.959 INFO blam! b6097aa6ab5edc749569deb65b8f5a107a5f7b9027ff5c4ead52f7a328a1ccfd