Dec 15 14:59:06.761 INFO testing file_logger-0.1.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 14:59:06.761 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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"`
Dec 15 14:59:06.966 INFO [stdout] 51b5daf381a948ed7cc7c67fb9b101eb71661b914526cf280f50584c30653487
Dec 15 14:59:06.972 INFO running `"docker" "start" "-a" "51b5daf381a948ed7cc7c67fb9b101eb71661b914526cf280f50584c30653487"`
Dec 15 14:59:07.554 INFO [stderr] usermod: no changes
Dec 15 14:59:07.656 INFO [stderr]    Compiling toml v0.1.30
Dec 15 14:59:09.295 INFO [stderr]    Compiling file_logger v0.1.0 (/source)
Dec 15 14:59:10.939 INFO [stderr] warning: variable does not need to be mutable
Dec 15 14:59:10.939 INFO [stderr]   --> src/format.rs:71:40
Dec 15 14:59:10.939 INFO [stderr]    |
Dec 15 14:59:10.939 INFO [stderr] 71 |     pub fn format<W: io::Write>(&self, mut w:  &mut W, record: &LogRecord, datetime: &Tm) -> Result<(), Error>{
Dec 15 14:59:10.939 INFO [stderr]    |                                        ----^
Dec 15 14:59:10.939 INFO [stderr]    |                                        |
Dec 15 14:59:10.939 INFO [stderr]    |                                        help: remove this `mut`
Dec 15 14:59:10.939 INFO [stderr]    |
Dec 15 14:59:10.939 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 14:59:10.939 INFO [stderr] 
Dec 15 14:59:13.039 INFO [stderr] warning: unused import: `OnError`
Dec 15 14:59:13.039 INFO [stderr]  --> src/main.rs:6:40
Dec 15 14:59:13.039 INFO [stderr]   |
Dec 15 14:59:13.039 INFO [stderr] 6 | use self::file_logger::{LoggerBuilder, OnError};
Dec 15 14:59:13.039 INFO [stderr]   |                                        ^^^^^^^
Dec 15 14:59:13.039 INFO [stderr]   |
Dec 15 14:59:13.039 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 14:59:13.039 INFO [stderr] 
Dec 15 14:59:13.078 INFO [stderr] warning: unused variable: `regex`
Dec 15 14:59:13.078 INFO [stderr]  --> src/main.rs:9:9
Dec 15 14:59:13.078 INFO [stderr]   |
Dec 15 14:59:13.078 INFO [stderr] 9 |     let regex = Regex::new("test").unwrap();
Dec 15 14:59:13.078 INFO [stderr]   |         ^^^^^ help: consider using `_regex` instead
Dec 15 14:59:13.078 INFO [stderr]   |
Dec 15 14:59:13.078 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 15 14:59:13.078 INFO [stderr] 
Dec 15 14:59:14.237 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.66s
Dec 15 14:59:14.240 INFO [stderr] su: No module specific data is present
Dec 15 14:59:14.521 INFO running `"docker" "inspect" "51b5daf381a948ed7cc7c67fb9b101eb71661b914526cf280f50584c30653487"`
Dec 15 14:59:14.618 INFO running `"docker" "rm" "-f" "51b5daf381a948ed7cc7c67fb9b101eb71661b914526cf280f50584c30653487"`
Dec 15 14:59:14.709 INFO [stdout] 51b5daf381a948ed7cc7c67fb9b101eb71661b914526cf280f50584c30653487
Dec 15 14:59:14.712 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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"`
Dec 15 14:59:14.852 INFO [stdout] 9fdbf43730dd03c9bf2ff55eb4cd829550f531835fb63069d17f0c405f3f6f10
Dec 15 14:59:14.855 INFO running `"docker" "start" "-a" "9fdbf43730dd03c9bf2ff55eb4cd829550f531835fb63069d17f0c405f3f6f10"`
Dec 15 14:59:15.419 INFO [stderr] usermod: no changes
Dec 15 14:59:15.483 INFO [stderr]    Compiling file_logger v0.1.0 (/source)
Dec 15 14:59:17.202 INFO [stderr] warning: unused import: `OnError`
Dec 15 14:59:17.202 INFO [stderr]  --> src/main.rs:6:40
Dec 15 14:59:17.202 INFO [stderr]   |
Dec 15 14:59:17.202 INFO [stderr] 6 | use self::file_logger::{LoggerBuilder, OnError};
Dec 15 14:59:17.202 INFO [stderr]   |                                        ^^^^^^^
Dec 15 14:59:17.202 INFO [stderr]   |
Dec 15 14:59:17.202 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 14:59:17.202 INFO [stderr] 
Dec 15 14:59:17.293 INFO [stderr] warning: unused variable: `regex`
Dec 15 14:59:17.293 INFO [stderr]  --> src/main.rs:9:9
Dec 15 14:59:17.293 INFO [stderr]   |
Dec 15 14:59:17.293 INFO [stderr] 9 |     let regex = Regex::new("test").unwrap();
Dec 15 14:59:17.293 INFO [stderr]   |         ^^^^^ help: consider using `_regex` instead
Dec 15 14:59:17.293 INFO [stderr]   |
Dec 15 14:59:17.293 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 15 14:59:17.293 INFO [stderr] 
Dec 15 14:59:17.343 INFO [stderr] warning: variable does not need to be mutable
Dec 15 14:59:17.343 INFO [stderr]   --> src/format.rs:71:40
Dec 15 14:59:17.343 INFO [stderr]    |
Dec 15 14:59:17.343 INFO [stderr] 71 |     pub fn format<W: io::Write>(&self, mut w:  &mut W, record: &LogRecord, datetime: &Tm) -> Result<(), Error>{
Dec 15 14:59:17.343 INFO [stderr]    |                                        ----^
Dec 15 14:59:17.343 INFO [stderr]    |                                        |
Dec 15 14:59:17.343 INFO [stderr]    |                                        help: remove this `mut`
Dec 15 14:59:17.343 INFO [stderr]    |
Dec 15 14:59:17.343 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 14:59:17.343 INFO [stderr] 
Dec 15 14:59:17.767 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
Dec 15 14:59:17.776 INFO [stderr] su: No module specific data is present
Dec 15 14:59:18.227 INFO running `"docker" "inspect" "9fdbf43730dd03c9bf2ff55eb4cd829550f531835fb63069d17f0c405f3f6f10"`
Dec 15 14:59:18.420 INFO running `"docker" "rm" "-f" "9fdbf43730dd03c9bf2ff55eb4cd829550f531835fb63069d17f0c405f3f6f10"`
Dec 15 14:59:18.831 INFO [stdout] 9fdbf43730dd03c9bf2ff55eb4cd829550f531835fb63069d17f0c405f3f6f10
Dec 15 14:59:18.835 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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"`
Dec 15 14:59:19.223 INFO [stdout] decb6e2568b3e21586913178ca1bba36ac8199d83a476ccff16aba720f1e73c3
Dec 15 14:59:19.230 INFO running `"docker" "start" "-a" "decb6e2568b3e21586913178ca1bba36ac8199d83a476ccff16aba720f1e73c3"`
Dec 15 14:59:19.753 INFO [stderr] usermod: no changes
Dec 15 14:59:19.808 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 15 14:59:19.821 INFO [stderr]      Running /target/debug/deps/file_logger-8f2eb9af33bdbdc9
Dec 15 14:59:19.823 INFO [stdout] 
Dec 15 14:59:19.823 INFO [stdout] running 0 tests
Dec 15 14:59:19.823 INFO [stdout] 
Dec 15 14:59:19.823 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 14:59:19.823 INFO [stdout] 
Dec 15 14:59:19.823 INFO [stderr]      Running /target/debug/deps/file_logger-ce37627d08c350de
Dec 15 14:59:19.828 INFO [stdout] 
Dec 15 14:59:19.828 INFO [stdout] running 0 tests
Dec 15 14:59:19.828 INFO [stdout] 
Dec 15 14:59:19.828 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 14:59:19.828 INFO [stdout] 
Dec 15 14:59:19.828 INFO [stderr]    Doc-tests file_logger
Dec 15 14:59:21.713 INFO [stdout] 
Dec 15 14:59:21.713 INFO [stdout] running 0 tests
Dec 15 14:59:21.713 INFO [stdout] 
Dec 15 14:59:21.713 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 14:59:21.713 INFO [stdout] 
Dec 15 14:59:21.721 INFO [stderr] su: No module specific data is present
Dec 15 14:59:22.084 INFO running `"docker" "inspect" "decb6e2568b3e21586913178ca1bba36ac8199d83a476ccff16aba720f1e73c3"`
Dec 15 14:59:22.269 INFO running `"docker" "rm" "-f" "decb6e2568b3e21586913178ca1bba36ac8199d83a476ccff16aba720f1e73c3"`
Dec 15 14:59:22.487 INFO [stdout] decb6e2568b3e21586913178ca1bba36ac8199d83a476ccff16aba720f1e73c3