Sep 04 17:17:40.604 INFO checking funfun-0.2.4 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 17:17:40.604 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 17:17:40.604 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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=500" "-e" "CMD=cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 17:17:40.793 INFO blam! ef3172298ee57bd14e0a70e43e68b5d3ab37782224f6a6ad2e2226b4fbd6b670
Sep 04 17:17:40.795 INFO running `"docker" "start" "-a" "ef3172298ee57bd14e0a70e43e68b5d3ab37782224f6a6ad2e2226b4fbd6b670"`
Sep 04 17:17:41.339 INFO kablam!     Checking funfun v0.2.4 (file:///source)
Sep 04 17:17:41.742 INFO kablam! warning: unused import: `std::fmt`
Sep 04 17:17:41.742 INFO kablam!  --> src/lib.rs:2:5
Sep 04 17:17:41.742 INFO kablam!   |
Sep 04 17:17:41.742 INFO kablam! 2 | use std::fmt;
Sep 04 17:17:41.742 INFO kablam!   |     ^^^^^^^^
Sep 04 17:17:41.742 INFO kablam!   |
Sep 04 17:17:41.742 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 17:17:41.742 INFO kablam! 
Sep 04 17:17:41.962 INFO kablam! warning: unused import: `std::fmt`
Sep 04 17:17:41.962 INFO kablam!  --> src/lib.rs:2:5
Sep 04 17:17:41.962 INFO kablam!   |
Sep 04 17:17:41.962 INFO kablam! 2 | use std::fmt;
Sep 04 17:17:41.962 INFO kablam!   |     ^^^^^^^^
Sep 04 17:17:41.962 INFO kablam!   |
Sep 04 17:17:41.962 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 17:17:41.962 INFO kablam! 
Sep 04 17:17:42.074 INFO kablam! warning: unused variable: `d`
Sep 04 17:17:42.074 INFO kablam!    --> src/lib.rs:104:14
Sep 04 17:17:42.074 INFO kablam!     |
Sep 04 17:17:42.074 INFO kablam! 104 |             |d: &str| -> String {"reassign once".to_string()}
Sep 04 17:17:42.074 INFO kablam!     |              ^ help: consider using `_d` instead
Sep 04 17:17:42.074 INFO kablam!     |
Sep 04 17:17:42.074 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 17:17:42.074 INFO kablam! 
Sep 04 17:17:42.074 INFO kablam! warning: unused variable: `d`
Sep 04 17:17:42.074 INFO kablam!    --> src/lib.rs:127:14
Sep 04 17:17:42.074 INFO kablam!     |
Sep 04 17:17:42.074 INFO kablam! 127 |             |d: &str| -> String {"reassign once".to_string()}
Sep 04 17:17:42.074 INFO kablam!     |              ^ help: consider using `_d` instead
Sep 04 17:17:42.074 INFO kablam! 
Sep 04 17:17:42.110 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 17:17:42.110 INFO kablam!    --> src/lib.rs:147:13
Sep 04 17:17:42.110 INFO kablam!     |
Sep 04 17:17:42.110 INFO kablam! 147 |             res.join();
Sep 04 17:17:42.110 INFO kablam!     |             ^^^^^^^^^^^
Sep 04 17:17:42.110 INFO kablam!     |
Sep 04 17:17:42.110 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 04 17:17:42.110 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 17:17:42.110 INFO kablam! 
Sep 04 17:17:42.110 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 17:17:42.111 INFO kablam!    --> src/lib.rs:165:13
Sep 04 17:17:42.111 INFO kablam!     |
Sep 04 17:17:42.111 INFO kablam! 165 |             res.join();
Sep 04 17:17:42.111 INFO kablam!     |             ^^^^^^^^^^^
Sep 04 17:17:42.111 INFO kablam!     |
Sep 04 17:17:42.111 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 17:17:42.111 INFO kablam! 
Sep 04 17:17:42.124 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Sep 04 17:17:42.127 INFO kablam! su: No module specific data is present
Sep 04 17:17:42.554 INFO running `"docker" "rm" "-f" "ef3172298ee57bd14e0a70e43e68b5d3ab37782224f6a6ad2e2226b4fbd6b670"`
Sep 04 17:17:42.648 INFO blam! ef3172298ee57bd14e0a70e43e68b5d3ab37782224f6a6ad2e2226b4fbd6b670