Sep 06 06:50:34.300 INFO checking funfun-0.2.4 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 06:50:34.300 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 06:50:34.300 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 06:50:34.427 INFO blam! 76a4e3289f9d77f56eb579764347d0fdc3fb1585c988a5acf973750c33c0cc59
Sep 06 06:50:34.428 INFO running `"docker" "start" "-a" "76a4e3289f9d77f56eb579764347d0fdc3fb1585c988a5acf973750c33c0cc59"`
Sep 06 06:50:35.496 INFO kablam! usermod: no changes
Sep 06 06:50:35.519 INFO kablam!     Checking funfun v0.2.4 (file:///source)
Sep 06 06:50:35.727 INFO kablam! warning: unused import: `std::fmt`
Sep 06 06:50:35.727 INFO kablam!  --> src/lib.rs:2:5
Sep 06 06:50:35.727 INFO kablam!   |
Sep 06 06:50:35.727 INFO kablam! 2 | use std::fmt;
Sep 06 06:50:35.727 INFO kablam!   |     ^^^^^^^^
Sep 06 06:50:35.727 INFO kablam!   |
Sep 06 06:50:35.727 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 06:50:35.727 INFO kablam! 
Sep 06 06:50:35.798 INFO kablam! warning: unused import: `std::fmt`
Sep 06 06:50:35.798 INFO kablam!  --> src/lib.rs:2:5
Sep 06 06:50:35.798 INFO kablam!   |
Sep 06 06:50:35.798 INFO kablam! 2 | use std::fmt;
Sep 06 06:50:35.798 INFO kablam!   |     ^^^^^^^^
Sep 06 06:50:35.798 INFO kablam!   |
Sep 06 06:50:35.798 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 06:50:35.798 INFO kablam! 
Sep 06 06:50:35.885 INFO kablam! warning: unused variable: `d`
Sep 06 06:50:35.885 INFO kablam!    --> src/lib.rs:104:14
Sep 06 06:50:35.885 INFO kablam!     |
Sep 06 06:50:35.885 INFO kablam! 104 |             |d: &str| -> String {"reassign once".to_string()}
Sep 06 06:50:35.885 INFO kablam!     |              ^ help: consider using `_d` instead
Sep 06 06:50:35.885 INFO kablam!     |
Sep 06 06:50:35.885 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 06 06:50:35.886 INFO kablam! 
Sep 06 06:50:35.886 INFO kablam! warning: unused variable: `d`
Sep 06 06:50:35.886 INFO kablam!    --> src/lib.rs:127:14
Sep 06 06:50:35.886 INFO kablam!     |
Sep 06 06:50:35.886 INFO kablam! 127 |             |d: &str| -> String {"reassign once".to_string()}
Sep 06 06:50:35.886 INFO kablam!     |              ^ help: consider using `_d` instead
Sep 06 06:50:35.886 INFO kablam! 
Sep 06 06:50:35.893 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 06 06:50:35.893 INFO kablam!    --> src/lib.rs:147:13
Sep 06 06:50:35.893 INFO kablam!     |
Sep 06 06:50:35.893 INFO kablam! 147 |             res.join();
Sep 06 06:50:35.893 INFO kablam!     |             ^^^^^^^^^^^
Sep 06 06:50:35.893 INFO kablam!     |
Sep 06 06:50:35.893 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 06 06:50:35.894 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 06 06:50:35.894 INFO kablam! 
Sep 06 06:50:35.894 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 06 06:50:35.894 INFO kablam!    --> src/lib.rs:165:13
Sep 06 06:50:35.894 INFO kablam!     |
Sep 06 06:50:35.894 INFO kablam! 165 |             res.join();
Sep 06 06:50:35.894 INFO kablam!     |             ^^^^^^^^^^^
Sep 06 06:50:35.894 INFO kablam!     |
Sep 06 06:50:35.894 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 06 06:50:35.894 INFO kablam! 
Sep 06 06:50:35.921 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Sep 06 06:50:35.924 INFO kablam! su: No module specific data is present
Sep 06 06:50:36.531 INFO running `"docker" "rm" "-f" "76a4e3289f9d77f56eb579764347d0fdc3fb1585c988a5acf973750c33c0cc59"`
Sep 06 06:50:36.641 INFO blam! 76a4e3289f9d77f56eb579764347d0fdc3fb1585c988a5acf973750c33c0cc59