Nov 01 03:23:01.417 INFO checking jbcden/csv_parser against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 03:23:01.418 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 03:23:01.634 INFO blam! 9dda8674b49ba5e70c54fd57807942f4071c37dd8ce2114617d6f4e316994ee4
Nov 01 03:23:01.636 INFO running `"docker" "start" "-a" "9dda8674b49ba5e70c54fd57807942f4071c37dd8ce2114617d6f4e316994ee4"`
Nov 01 03:23:02.088 INFO kablam! usermod: no changes
Nov 01 03:23:02.110 INFO kablam!     Checking csv_parser v0.1.0 (/source)
Nov 01 03:23:02.540 INFO kablam! warning: unused import: `std::fs::File`
Nov 01 03:23:02.540 INFO kablam!  --> src/main.rs:1:5
Nov 01 03:23:02.540 INFO kablam!   |
Nov 01 03:23:02.540 INFO kablam! 1 | use std::fs::File;
Nov 01 03:23:02.540 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 01 03:23:02.540 INFO kablam!   |
Nov 01 03:23:02.540 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 03:23:02.540 INFO kablam! 
Nov 01 03:23:02.540 INFO kablam! warning: unused import: `std::io::Read`
Nov 01 03:23:02.540 INFO kablam!  --> src/main.rs:2:5
Nov 01 03:23:02.540 INFO kablam!   |
Nov 01 03:23:02.540 INFO kablam! 2 | use std::io::Read;
Nov 01 03:23:02.540 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 01 03:23:02.540 INFO kablam! 
Nov 01 03:23:02.608 INFO kablam! warning: variable does not need to be mutable
Nov 01 03:23:02.608 INFO kablam!  --> src/main.rs:7:9
Nov 01 03:23:02.608 INFO kablam!   |
Nov 01 03:23:02.608 INFO kablam! 7 |     let mut csv = std::fs::File::open("../FINAL.csv").unwrap();
Nov 01 03:23:02.608 INFO kablam!   |         ----^^^
Nov 01 03:23:02.608 INFO kablam!   |         |
Nov 01 03:23:02.608 INFO kablam!   |         help: remove this `mut`
Nov 01 03:23:02.608 INFO kablam!   |
Nov 01 03:23:02.608 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 01 03:23:02.608 INFO kablam! 
Nov 01 03:23:02.608 INFO kablam! warning: variable does not need to be mutable
Nov 01 03:23:02.608 INFO kablam!  --> src/main.rs:8:9
Nov 01 03:23:02.608 INFO kablam!   |
Nov 01 03:23:02.608 INFO kablam! 8 |     let mut buf_read = BufReader::new(&csv);
Nov 01 03:23:02.608 INFO kablam!   |         ----^^^^^^^^
Nov 01 03:23:02.608 INFO kablam!   |         |
Nov 01 03:23:02.608 INFO kablam!   |         help: remove this `mut`
Nov 01 03:23:02.608 INFO kablam! 
Nov 01 03:23:02.616 INFO kablam! warning: function is never used: `efficient_unsafe`
Nov 01 03:23:02.616 INFO kablam!   --> src/main.rs:34:1
Nov 01 03:23:02.616 INFO kablam!    |
Nov 01 03:23:02.616 INFO kablam! 34 | fn efficient_unsafe(line: Result<String, String>) -> i32 {
Nov 01 03:23:02.616 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 03:23:02.616 INFO kablam!    |
Nov 01 03:23:02.616 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 03:23:02.616 INFO kablam! 
Nov 01 03:23:02.696 INFO kablam! warning: unused import: `std::fs::File`
Nov 01 03:23:02.696 INFO kablam!  --> src/main.rs:1:5
Nov 01 03:23:02.696 INFO kablam!   |
Nov 01 03:23:02.696 INFO kablam! 1 | use std::fs::File;
Nov 01 03:23:02.697 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 01 03:23:02.697 INFO kablam!   |
Nov 01 03:23:02.697 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 03:23:02.697 INFO kablam! 
Nov 01 03:23:02.697 INFO kablam! warning: unused import: `std::io::Read`
Nov 01 03:23:02.697 INFO kablam!  --> src/main.rs:2:5
Nov 01 03:23:02.697 INFO kablam!   |
Nov 01 03:23:02.697 INFO kablam! 2 | use std::io::Read;
Nov 01 03:23:02.697 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 01 03:23:02.697 INFO kablam! 
Nov 01 03:23:02.736 INFO kablam! warning: variable does not need to be mutable
Nov 01 03:23:02.736 INFO kablam!  --> src/main.rs:7:9
Nov 01 03:23:02.736 INFO kablam!   |
Nov 01 03:23:02.736 INFO kablam! 7 |     let mut csv = std::fs::File::open("../FINAL.csv").unwrap();
Nov 01 03:23:02.736 INFO kablam!   |         ----^^^
Nov 01 03:23:02.736 INFO kablam!   |         |
Nov 01 03:23:02.736 INFO kablam!   |         help: remove this `mut`
Nov 01 03:23:02.736 INFO kablam!   |
Nov 01 03:23:02.736 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 01 03:23:02.736 INFO kablam! 
Nov 01 03:23:02.736 INFO kablam! warning: variable does not need to be mutable
Nov 01 03:23:02.736 INFO kablam!  --> src/main.rs:8:9
Nov 01 03:23:02.736 INFO kablam!   |
Nov 01 03:23:02.736 INFO kablam! 8 |     let mut buf_read = BufReader::new(&csv);
Nov 01 03:23:02.736 INFO kablam!   |         ----^^^^^^^^
Nov 01 03:23:02.736 INFO kablam!   |         |
Nov 01 03:23:02.736 INFO kablam!   |         help: remove this `mut`
Nov 01 03:23:02.736 INFO kablam! 
Nov 01 03:23:02.736 INFO kablam! warning: function is never used: `efficient_unsafe`
Nov 01 03:23:02.736 INFO kablam!   --> src/main.rs:34:1
Nov 01 03:23:02.736 INFO kablam!    |
Nov 01 03:23:02.736 INFO kablam! 34 | fn efficient_unsafe(line: Result<String, String>) -> i32 {
Nov 01 03:23:02.737 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 03:23:02.737 INFO kablam!    |
Nov 01 03:23:02.737 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 03:23:02.737 INFO kablam! 
Nov 01 03:23:02.761 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Nov 01 03:23:02.764 INFO kablam! su: No module specific data is present
Nov 01 03:23:03.065 INFO running `"docker" "rm" "-f" "9dda8674b49ba5e70c54fd57807942f4071c37dd8ce2114617d6f4e316994ee4"`
Nov 01 03:23:03.288 INFO blam! 9dda8674b49ba5e70c54fd57807942f4071c37dd8ce2114617d6f4e316994ee4