Dec 05 10:00:50.168 INFO checking nes-0.1.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 10:00:50.168 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 10:00:50.656 INFO [stdout] de899748e897e63d9877a84566cd0fd30bcefe68245c62dcc066a0917d45b6d7
Dec 05 10:00:50.661 INFO running `"docker" "start" "-a" "de899748e897e63d9877a84566cd0fd30bcefe68245c62dcc066a0917d45b6d7"`
Dec 05 10:00:51.594 INFO [stderr] usermod: no changes
Dec 05 10:00:51.646 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 05 10:00:51.648 INFO [stderr]     Checking nes v0.1.1 (/source)
Dec 05 10:00:53.023 INFO [stderr] warning: unused import: `RwLock`
Dec 05 10:00:53.023 INFO [stderr]  --> examples/lock.rs:7:27
Dec 05 10:00:53.023 INFO [stderr]   |
Dec 05 10:00:53.023 INFO [stderr] 7 | use std::sync::{Mutex,Arc,RwLock};
Dec 05 10:00:53.023 INFO [stderr]   |                           ^^^^^^
Dec 05 10:00:53.023 INFO [stderr]   |
Dec 05 10:00:53.023 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 10:00:53.023 INFO [stderr] 
Dec 05 10:00:53.066 INFO [stderr] warning: unused variable: `file_name`
Dec 05 10:00:53.066 INFO [stderr]   --> examples/example.rs:75:47
Dec 05 10:00:53.066 INFO [stderr]    |
Dec 05 10:00:53.066 INFO [stderr] 75 |         Err(CommonError::IncorrectExtension(_,file_name, extension)) => println!("incorrect extension {}",extension),
Dec 05 10:00:53.066 INFO [stderr]    |                                               ^^^^^^^^^ help: consider using `_file_name` instead
Dec 05 10:00:53.066 INFO [stderr]    |
Dec 05 10:00:53.066 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 10:00:53.066 INFO [stderr] 
Dec 05 10:00:53.066 INFO [stderr] warning: unused variable: `io_error`
Dec 05 10:00:53.066 INFO [stderr]   --> examples/example.rs:78:86
Dec 05 10:00:53.066 INFO [stderr]    |
Dec 05 10:00:53.066 INFO [stderr] 78 |                 CommonError::ReadFileError(_, box ReadFileError::ReadFileError(_,ref io_error, ref file)) => println!("can not read file \"{}\"",file),
Dec 05 10:00:53.066 INFO [stderr]    |                                                                                      ^^^^^^^^ help: consider using `_io_error` instead
Dec 05 10:00:53.066 INFO [stderr] 
Dec 05 10:00:53.135 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 10:00:53.135 INFO [stderr]   --> examples/lock.rs:44:5
Dec 05 10:00:53.135 INFO [stderr]    |
Dec 05 10:00:53.135 INFO [stderr] 44 |     join_handle.join();
Dec 05 10:00:53.135 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 10:00:53.135 INFO [stderr]    |
Dec 05 10:00:53.135 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 10:00:53.135 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 10:00:53.135 INFO [stderr] 
Dec 05 10:00:53.161 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Dec 05 10:00:53.163 INFO [stderr] su: No module specific data is present
Dec 05 10:00:53.657 INFO running `"docker" "inspect" "de899748e897e63d9877a84566cd0fd30bcefe68245c62dcc066a0917d45b6d7"`
Dec 05 10:00:53.933 INFO running `"docker" "rm" "-f" "de899748e897e63d9877a84566cd0fd30bcefe68245c62dcc066a0917d45b6d7"`
Dec 05 10:00:54.179 INFO [stdout] de899748e897e63d9877a84566cd0fd30bcefe68245c62dcc066a0917d45b6d7