Sep 06 07:03:54.923 INFO checking file_logger-0.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 07:03:54.923 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 07:03:54.923 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 07:03:55.075 INFO blam! 077cf8dfc2a4a67d2676ca26f0412adf4810af75493216d656db04b354fb584a
Sep 06 07:03:55.077 INFO running `"docker" "start" "-a" "077cf8dfc2a4a67d2676ca26f0412adf4810af75493216d656db04b354fb584a"`
Sep 06 07:03:55.830 INFO kablam! usermod: no changes
Sep 06 07:03:55.896 INFO kablam!     Checking toml v0.1.30
Sep 06 07:03:56.729 INFO kablam!     Checking file_logger v0.1.0 (file:///source)
Sep 06 07:03:57.299 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:03:57.299 INFO kablam!   --> src/format.rs:71:40
Sep 06 07:03:57.299 INFO kablam!    |
Sep 06 07:03:57.299 INFO kablam! 71 |     pub fn format<W: io::Write>(&self, mut w:  &mut W, record: &LogRecord, datetime: &Tm) -> Result<(), Error>{
Sep 06 07:03:57.299 INFO kablam!    |                                        ----^
Sep 06 07:03:57.299 INFO kablam!    |                                        |
Sep 06 07:03:57.299 INFO kablam!    |                                        help: remove this `mut`
Sep 06 07:03:57.299 INFO kablam!    |
Sep 06 07:03:57.299 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 07:03:57.299 INFO kablam! 
Sep 06 07:03:57.364 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:03:57.364 INFO kablam!   --> src/format.rs:71:40
Sep 06 07:03:57.364 INFO kablam!    |
Sep 06 07:03:57.364 INFO kablam! 71 |     pub fn format<W: io::Write>(&self, mut w:  &mut W, record: &LogRecord, datetime: &Tm) -> Result<(), Error>{
Sep 06 07:03:57.364 INFO kablam!    |                                        ----^
Sep 06 07:03:57.364 INFO kablam!    |                                        |
Sep 06 07:03:57.364 INFO kablam!    |                                        help: remove this `mut`
Sep 06 07:03:57.365 INFO kablam!    |
Sep 06 07:03:57.365 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 07:03:57.365 INFO kablam! 
Sep 06 07:03:57.838 INFO kablam! warning: unused import: `OnError`
Sep 06 07:03:57.838 INFO kablam!  --> src/main.rs:6:40
Sep 06 07:03:57.838 INFO kablam!   |
Sep 06 07:03:57.839 INFO kablam! 6 | use self::file_logger::{LoggerBuilder, OnError};
Sep 06 07:03:57.839 INFO kablam!   |                                        ^^^^^^^
Sep 06 07:03:57.839 INFO kablam!   |
Sep 06 07:03:57.839 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 07:03:57.839 INFO kablam! 
Sep 06 07:03:57.878 INFO kablam! warning: unused variable: `regex`
Sep 06 07:03:57.878 INFO kablam!  --> src/main.rs:9:9
Sep 06 07:03:57.878 INFO kablam!   |
Sep 06 07:03:57.878 INFO kablam! 9 |     let regex = Regex::new("test").unwrap();
Sep 06 07:03:57.878 INFO kablam!   |         ^^^^^ help: consider using `_regex` instead
Sep 06 07:03:57.878 INFO kablam!   |
Sep 06 07:03:57.878 INFO kablam!   = note: #[warn(unused_variables)] on by default
Sep 06 07:03:57.878 INFO kablam! 
Sep 06 07:03:57.878 INFO kablam! warning: unused import: `OnError`
Sep 06 07:03:57.878 INFO kablam!  --> src/main.rs:6:40
Sep 06 07:03:57.878 INFO kablam!   |
Sep 06 07:03:57.878 INFO kablam! 6 | use self::file_logger::{LoggerBuilder, OnError};
Sep 06 07:03:57.878 INFO kablam!   |                                        ^^^^^^^
Sep 06 07:03:57.878 INFO kablam!   |
Sep 06 07:03:57.878 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 07:03:57.878 INFO kablam! 
Sep 06 07:03:57.919 INFO kablam! warning: unused variable: `regex`
Sep 06 07:03:57.919 INFO kablam!  --> src/main.rs:9:9
Sep 06 07:03:57.919 INFO kablam!   |
Sep 06 07:03:57.919 INFO kablam! 9 |     let regex = Regex::new("test").unwrap();
Sep 06 07:03:57.919 INFO kablam!   |         ^^^^^ help: consider using `_regex` instead
Sep 06 07:03:57.919 INFO kablam!   |
Sep 06 07:03:57.920 INFO kablam!   = note: #[warn(unused_variables)] on by default
Sep 06 07:03:57.920 INFO kablam! 
Sep 06 07:03:57.938 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
Sep 06 07:03:57.942 INFO kablam! su: No module specific data is present
Sep 06 07:03:58.545 INFO running `"docker" "rm" "-f" "077cf8dfc2a4a67d2676ca26f0412adf4810af75493216d656db04b354fb584a"`
Sep 06 07:03:58.602 INFO blam! 077cf8dfc2a4a67d2676ca26f0412adf4810af75493216d656db04b354fb584a