Nov 29 01:38:23.733 INFO checking file_logger-0.1.0 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 29 01:38:23.733 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 29 01:38:23.928 INFO [stdout] e6338283025b0ce2087dcfa6a07107cf3cfdb74c8526e188e9bd317268b92dff
Nov 29 01:38:23.930 INFO running `"docker" "start" "-a" "e6338283025b0ce2087dcfa6a07107cf3cfdb74c8526e188e9bd317268b92dff"`
Nov 29 01:38:24.376 INFO [stderr] usermod: no changes
Nov 29 01:38:24.518 INFO [stderr]     Checking file_logger v0.1.0 (/source)
Nov 29 01:38:26.312 INFO [stderr] warning: variable does not need to be mutable
Nov 29 01:38:26.312 INFO [stderr]   --> src/format.rs:71:40
Nov 29 01:38:26.312 INFO [stderr]    |
Nov 29 01:38:26.312 INFO [stderr] 71 |     pub fn format<W: io::Write>(&self, mut w:  &mut W, record: &LogRecord, datetime: &Tm) -> Result<(), Error>{
Nov 29 01:38:26.312 INFO [stderr]    |                                        ----^
Nov 29 01:38:26.312 INFO [stderr]    |                                        |
Nov 29 01:38:26.312 INFO [stderr]    |                                        help: remove this `mut`
Nov 29 01:38:26.312 INFO [stderr]    |
Nov 29 01:38:26.312 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 01:38:26.312 INFO [stderr] 
Nov 29 01:38:26.454 INFO [stderr] warning: variable does not need to be mutable
Nov 29 01:38:26.454 INFO [stderr]   --> src/format.rs:71:40
Nov 29 01:38:26.454 INFO [stderr]    |
Nov 29 01:38:26.454 INFO [stderr] 71 |     pub fn format<W: io::Write>(&self, mut w:  &mut W, record: &LogRecord, datetime: &Tm) -> Result<(), Error>{
Nov 29 01:38:26.454 INFO [stderr]    |                                        ----^
Nov 29 01:38:26.454 INFO [stderr]    |                                        |
Nov 29 01:38:26.454 INFO [stderr]    |                                        help: remove this `mut`
Nov 29 01:38:26.454 INFO [stderr]    |
Nov 29 01:38:26.454 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 01:38:26.454 INFO [stderr] 
Nov 29 01:38:27.812 INFO [stderr] warning: unused import: `OnError`
Nov 29 01:38:27.812 INFO [stderr]  --> src/main.rs:6:40
Nov 29 01:38:27.812 INFO [stderr]   |
Nov 29 01:38:27.812 INFO [stderr] 6 | use self::file_logger::{LoggerBuilder, OnError};
Nov 29 01:38:27.812 INFO [stderr]   |                                        ^^^^^^^
Nov 29 01:38:27.812 INFO [stderr]   |
Nov 29 01:38:27.812 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 01:38:27.812 INFO [stderr] 
Nov 29 01:38:27.856 INFO [stderr] warning: unused variable: `regex`
Nov 29 01:38:27.856 INFO [stderr]  --> src/main.rs:9:9
Nov 29 01:38:27.856 INFO [stderr]   |
Nov 29 01:38:27.856 INFO [stderr] 9 |     let regex = Regex::new("test").unwrap();
Nov 29 01:38:27.856 INFO [stderr]   |         ^^^^^ help: consider using `_regex` instead
Nov 29 01:38:27.856 INFO [stderr]   |
Nov 29 01:38:27.856 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 29 01:38:27.856 INFO [stderr] 
Nov 29 01:38:28.140 INFO [stderr] warning: unused import: `OnError`
Nov 29 01:38:28.140 INFO [stderr]  --> src/main.rs:6:40
Nov 29 01:38:28.140 INFO [stderr]   |
Nov 29 01:38:28.140 INFO [stderr] 6 | use self::file_logger::{LoggerBuilder, OnError};
Nov 29 01:38:28.140 INFO [stderr]   |                                        ^^^^^^^
Nov 29 01:38:28.140 INFO [stderr]   |
Nov 29 01:38:28.140 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 01:38:28.140 INFO [stderr] 
Nov 29 01:38:28.181 INFO [stderr] warning: unused variable: `regex`
Nov 29 01:38:28.181 INFO [stderr]  --> src/main.rs:9:9
Nov 29 01:38:28.181 INFO [stderr]   |
Nov 29 01:38:28.181 INFO [stderr] 9 |     let regex = Regex::new("test").unwrap();
Nov 29 01:38:28.181 INFO [stderr]   |         ^^^^^ help: consider using `_regex` instead
Nov 29 01:38:28.181 INFO [stderr]   |
Nov 29 01:38:28.181 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 29 01:38:28.181 INFO [stderr] 
Nov 29 01:38:28.203 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
Nov 29 01:38:28.208 INFO [stderr] su: No module specific data is present
Nov 29 01:38:28.631 INFO running `"docker" "inspect" "e6338283025b0ce2087dcfa6a07107cf3cfdb74c8526e188e9bd317268b92dff"`
Nov 29 01:38:28.830 INFO running `"docker" "rm" "-f" "e6338283025b0ce2087dcfa6a07107cf3cfdb74c8526e188e9bd317268b92dff"`
Nov 29 01:38:28.975 INFO [stdout] e6338283025b0ce2087dcfa6a07107cf3cfdb74c8526e188e9bd317268b92dff