Sep 18 00:36:08.967 INFO checking fn_block-0.2.1 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 00:36:08.967 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 00:36:08.967 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-7/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 00:36:09.295 INFO blam! f959073d7e4ecce3de8a0b634aa2d5389c24d42214bd19453f18851f50e9ead1
Sep 18 00:36:09.297 INFO running `"docker" "start" "-a" "f959073d7e4ecce3de8a0b634aa2d5389c24d42214bd19453f18851f50e9ead1"`
Sep 18 00:36:10.699 INFO kablam! usermod: no changes
Sep 18 00:36:10.855 INFO kablam!     Checking fn_block v0.2.1 (/source)
Sep 18 00:36:13.089 INFO kablam! warning: unused variable: `s`
Sep 18 00:36:13.089 INFO kablam!   --> benches/fn_block_benchmark.rs:10:9
Sep 18 00:36:13.089 INFO kablam!    |
Sep 18 00:36:13.089 INFO kablam! 10 |     let s = o.and_then(|st| st.get(0..3)).map(|st| st.to_lowercase());
Sep 18 00:36:13.089 INFO kablam!    |         ^ help: consider using `_s` instead
Sep 18 00:36:13.089 INFO kablam!    |
Sep 18 00:36:13.089 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 18 00:36:13.089 INFO kablam! 
Sep 18 00:36:13.089 INFO kablam! warning: unused variable: `s`
Sep 18 00:36:13.089 INFO kablam!   --> benches/fn_block_benchmark.rs:14:9
Sep 18 00:36:13.089 INFO kablam!    |
Sep 18 00:36:13.089 INFO kablam! 14 |     let s = (|| Some(o?.get(0..3)?.to_lowercase()))();
Sep 18 00:36:13.089 INFO kablam!    |         ^ help: consider using `_s` instead
Sep 18 00:36:13.089 INFO kablam! 
Sep 18 00:36:13.089 INFO kablam! warning: unused variable: `s`
Sep 18 00:36:13.089 INFO kablam!   --> benches/fn_block_benchmark.rs:18:9
Sep 18 00:36:13.089 INFO kablam!    |
Sep 18 00:36:13.089 INFO kablam! 18 |     let s = fn_expr!{ o?.get(0..3)?.to_lowercase().into_some() };
Sep 18 00:36:13.089 INFO kablam!    |         ^ help: consider using `_s` instead
Sep 18 00:36:13.089 INFO kablam! 
Sep 18 00:36:13.089 INFO kablam! warning: unused attribute
Sep 18 00:36:13.089 INFO kablam!  --> benches/fn_block_benchmark.rs:5:1
Sep 18 00:36:13.089 INFO kablam!   |
Sep 18 00:36:13.089 INFO kablam! 5 | #[macro_use]
Sep 18 00:36:13.089 INFO kablam!   | ^^^^^^^^^^^^
Sep 18 00:36:13.089 INFO kablam!   |
Sep 18 00:36:13.089 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Sep 18 00:36:13.089 INFO kablam! 
Sep 18 00:36:13.118 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
Sep 18 00:36:13.128 INFO kablam! su: No module specific data is present
Sep 18 00:36:14.011 INFO running `"docker" "rm" "-f" "f959073d7e4ecce3de8a0b634aa2d5389c24d42214bd19453f18851f50e9ead1"`
Sep 18 00:36:14.114 INFO blam! f959073d7e4ecce3de8a0b634aa2d5389c24d42214bd19453f18851f50e9ead1