Oct 13 15:20:31.731 INFO checking file_logger-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 15:20:31.731 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 13 15:20:31.894 INFO blam! 479d7238b752f770b32ccbf00049ae04c9a0263f9ee48bab9e3ca90ee157eb4c
Oct 13 15:20:31.897 INFO running `"docker" "start" "-a" "479d7238b752f770b32ccbf00049ae04c9a0263f9ee48bab9e3ca90ee157eb4c"`
Oct 13 15:20:32.325 INFO kablam! usermod: no changes
Oct 13 15:20:32.427 INFO kablam!     Checking file_logger v0.1.0 (/source)
Oct 13 15:20:34.309 INFO kablam! warning: variable does not need to be mutable
Oct 13 15:20:34.309 INFO kablam!   --> src/format.rs:71:40
Oct 13 15:20:34.309 INFO kablam!    |
Oct 13 15:20:34.310 INFO kablam! 71 |     pub fn format<W: io::Write>(&self, mut w:  &mut W, record: &LogRecord, datetime: &Tm) -> Result<(), Error>{
Oct 13 15:20:34.310 INFO kablam!    |                                        ----^
Oct 13 15:20:34.310 INFO kablam!    |                                        |
Oct 13 15:20:34.311 INFO kablam!    |                                        help: remove this `mut`
Oct 13 15:20:34.311 INFO kablam!    |
Oct 13 15:20:34.311 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 15:20:34.312 INFO kablam! 
Oct 13 15:20:34.377 INFO kablam! warning: variable does not need to be mutable
Oct 13 15:20:34.377 INFO kablam!   --> src/format.rs:71:40
Oct 13 15:20:34.377 INFO kablam!    |
Oct 13 15:20:34.378 INFO kablam! 71 |     pub fn format<W: io::Write>(&self, mut w:  &mut W, record: &LogRecord, datetime: &Tm) -> Result<(), Error>{
Oct 13 15:20:34.378 INFO kablam!    |                                        ----^
Oct 13 15:20:34.378 INFO kablam!    |                                        |
Oct 13 15:20:34.379 INFO kablam!    |                                        help: remove this `mut`
Oct 13 15:20:34.379 INFO kablam!    |
Oct 13 15:20:34.379 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 15:20:34.380 INFO kablam! 
Oct 13 15:20:36.100 INFO kablam! warning: unused import: `OnError`
Oct 13 15:20:36.101 INFO kablam!  --> src/main.rs:6:40
Oct 13 15:20:36.101 INFO kablam!   |
Oct 13 15:20:36.101 INFO kablam! 6 | use self::file_logger::{LoggerBuilder, OnError};
Oct 13 15:20:36.101 INFO kablam!   |                                        ^^^^^^^
Oct 13 15:20:36.101 INFO kablam!   |
Oct 13 15:20:36.101 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 15:20:36.101 INFO kablam! 
Oct 13 15:20:36.109 INFO kablam! warning: unused import: `OnError`
Oct 13 15:20:36.109 INFO kablam!  --> src/main.rs:6:40
Oct 13 15:20:36.109 INFO kablam!   |
Oct 13 15:20:36.109 INFO kablam! 6 | use self::file_logger::{LoggerBuilder, OnError};
Oct 13 15:20:36.109 INFO kablam!   |                                        ^^^^^^^
Oct 13 15:20:36.109 INFO kablam!   |
Oct 13 15:20:36.109 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 15:20:36.109 INFO kablam! 
Oct 13 15:20:36.135 INFO kablam! warning: unused variable: `regex`
Oct 13 15:20:36.135 INFO kablam!  --> src/main.rs:9:9
Oct 13 15:20:36.135 INFO kablam!   |
Oct 13 15:20:36.135 INFO kablam! 9 |     let regex = Regex::new("test").unwrap();
Oct 13 15:20:36.135 INFO kablam!   |         ^^^^^ help: consider using `_regex` instead
Oct 13 15:20:36.135 INFO kablam!   |
Oct 13 15:20:36.135 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 13 15:20:36.135 INFO kablam! 
Oct 13 15:20:36.151 INFO kablam! warning: unused variable: `regex`
Oct 13 15:20:36.151 INFO kablam!  --> src/main.rs:9:9
Oct 13 15:20:36.151 INFO kablam!   |
Oct 13 15:20:36.151 INFO kablam! 9 |     let regex = Regex::new("test").unwrap();
Oct 13 15:20:36.151 INFO kablam!   |         ^^^^^ help: consider using `_regex` instead
Oct 13 15:20:36.151 INFO kablam!   |
Oct 13 15:20:36.151 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 13 15:20:36.151 INFO kablam! 
Oct 13 15:20:36.169 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
Oct 13 15:20:36.174 INFO kablam! su: No module specific data is present
Oct 13 15:20:36.635 INFO running `"docker" "rm" "-f" "479d7238b752f770b32ccbf00049ae04c9a0263f9ee48bab9e3ca90ee157eb4c"`
Oct 13 15:20:36.813 INFO blam! 479d7238b752f770b32ccbf00049ae04c9a0263f9ee48bab9e3ca90ee157eb4c