Sep 18 00:28:03.674 INFO checking funfun-0.2.4 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 00:28:03.674 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 00:28:03.674 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-3/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 00:28:03.933 INFO blam! 5fb8c159e955da6951a9aed78ed66fdd26c018c3f2afb7205abccdd38cf96db1
Sep 18 00:28:03.935 INFO running `"docker" "start" "-a" "5fb8c159e955da6951a9aed78ed66fdd26c018c3f2afb7205abccdd38cf96db1"`
Sep 18 00:28:04.788 INFO kablam! usermod: no changes
Sep 18 00:28:04.808 INFO kablam!     Checking funfun v0.2.4 (/source)
Sep 18 00:28:05.005 INFO kablam! warning: unused import: `std::fmt`
Sep 18 00:28:05.005 INFO kablam!  --> src/lib.rs:2:5
Sep 18 00:28:05.005 INFO kablam!   |
Sep 18 00:28:05.005 INFO kablam! 2 | use std::fmt;
Sep 18 00:28:05.005 INFO kablam!   |     ^^^^^^^^
Sep 18 00:28:05.005 INFO kablam!   |
Sep 18 00:28:05.005 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 18 00:28:05.005 INFO kablam! 
Sep 18 00:28:05.098 INFO kablam! warning: unused import: `std::fmt`
Sep 18 00:28:05.099 INFO kablam!  --> src/lib.rs:2:5
Sep 18 00:28:05.099 INFO kablam!   |
Sep 18 00:28:05.099 INFO kablam! 2 | use std::fmt;
Sep 18 00:28:05.099 INFO kablam!   |     ^^^^^^^^
Sep 18 00:28:05.099 INFO kablam!   |
Sep 18 00:28:05.099 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 18 00:28:05.099 INFO kablam! 
Sep 18 00:28:05.190 INFO kablam! warning: unused variable: `d`
Sep 18 00:28:05.191 INFO kablam!    --> src/lib.rs:104:14
Sep 18 00:28:05.191 INFO kablam!     |
Sep 18 00:28:05.191 INFO kablam! 104 |             |d: &str| -> String {"reassign once".to_string()}
Sep 18 00:28:05.191 INFO kablam!     |              ^ help: consider using `_d` instead
Sep 18 00:28:05.191 INFO kablam!     |
Sep 18 00:28:05.191 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 18 00:28:05.191 INFO kablam! 
Sep 18 00:28:05.191 INFO kablam! warning: unused variable: `d`
Sep 18 00:28:05.191 INFO kablam!    --> src/lib.rs:127:14
Sep 18 00:28:05.191 INFO kablam!     |
Sep 18 00:28:05.191 INFO kablam! 127 |             |d: &str| -> String {"reassign once".to_string()}
Sep 18 00:28:05.191 INFO kablam!     |              ^ help: consider using `_d` instead
Sep 18 00:28:05.191 INFO kablam! 
Sep 18 00:28:05.212 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 18 00:28:05.212 INFO kablam!    --> src/lib.rs:147:13
Sep 18 00:28:05.213 INFO kablam!     |
Sep 18 00:28:05.213 INFO kablam! 147 |             res.join();
Sep 18 00:28:05.213 INFO kablam!     |             ^^^^^^^^^^^
Sep 18 00:28:05.213 INFO kablam!     |
Sep 18 00:28:05.213 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 18 00:28:05.213 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 18 00:28:05.213 INFO kablam! 
Sep 18 00:28:05.213 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 18 00:28:05.213 INFO kablam!    --> src/lib.rs:165:13
Sep 18 00:28:05.213 INFO kablam!     |
Sep 18 00:28:05.213 INFO kablam! 165 |             res.join();
Sep 18 00:28:05.213 INFO kablam!     |             ^^^^^^^^^^^
Sep 18 00:28:05.213 INFO kablam!     |
Sep 18 00:28:05.213 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 18 00:28:05.213 INFO kablam! 
Sep 18 00:28:05.236 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Sep 18 00:28:05.237 INFO kablam! su: No module specific data is present
Sep 18 00:28:05.720 INFO running `"docker" "rm" "-f" "5fb8c159e955da6951a9aed78ed66fdd26c018c3f2afb7205abccdd38cf96db1"`
Sep 18 00:28:05.851 INFO blam! 5fb8c159e955da6951a9aed78ed66fdd26c018c3f2afb7205abccdd38cf96db1