Nov 10 06:19:51.128 INFO checking fn_block-0.2.1 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 06:19:51.128 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-1/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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"`
Nov 10 06:19:51.499 INFO blam! 23597eabb0998720975de8c94a58ed68e4bcaca7a48726a501cfc03ea980379e
Nov 10 06:19:51.503 INFO running `"docker" "start" "-a" "23597eabb0998720975de8c94a58ed68e4bcaca7a48726a501cfc03ea980379e"`
Nov 10 06:19:52.130 INFO kablam! usermod: no changes
Nov 10 06:19:52.315 INFO kablam!     Checking fn_block v0.2.1 (/source)
Nov 10 06:19:58.735 INFO kablam! warning: unused variable: `s`
Nov 10 06:19:58.735 INFO kablam!   --> benches/fn_block_benchmark.rs:10:9
Nov 10 06:19:58.735 INFO kablam!    |
Nov 10 06:19:58.735 INFO kablam! 10 |     let s = o.and_then(|st| st.get(0..3)).map(|st| st.to_lowercase());
Nov 10 06:19:58.735 INFO kablam!    |         ^ help: consider using `_s` instead
Nov 10 06:19:58.735 INFO kablam!    |
Nov 10 06:19:58.735 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 10 06:19:58.735 INFO kablam! 
Nov 10 06:19:58.735 INFO kablam! warning: unused variable: `s`
Nov 10 06:19:58.735 INFO kablam!   --> benches/fn_block_benchmark.rs:14:9
Nov 10 06:19:58.735 INFO kablam!    |
Nov 10 06:19:58.735 INFO kablam! 14 |     let s = (|| Some(o?.get(0..3)?.to_lowercase()))();
Nov 10 06:19:58.735 INFO kablam!    |         ^ help: consider using `_s` instead
Nov 10 06:19:58.735 INFO kablam! 
Nov 10 06:19:58.735 INFO kablam! warning: unused variable: `s`
Nov 10 06:19:58.735 INFO kablam!   --> benches/fn_block_benchmark.rs:18:9
Nov 10 06:19:58.735 INFO kablam!    |
Nov 10 06:19:58.735 INFO kablam! 18 |     let s = fn_expr!{ o?.get(0..3)?.to_lowercase().into_some() };
Nov 10 06:19:58.735 INFO kablam!    |         ^ help: consider using `_s` instead
Nov 10 06:19:58.735 INFO kablam! 
Nov 10 06:19:58.747 INFO kablam! warning: unused attribute
Nov 10 06:19:58.747 INFO kablam!  --> benches/fn_block_benchmark.rs:5:1
Nov 10 06:19:58.747 INFO kablam!   |
Nov 10 06:19:58.747 INFO kablam! 5 | #[macro_use]
Nov 10 06:19:58.747 INFO kablam!   | ^^^^^^^^^^^^
Nov 10 06:19:58.747 INFO kablam!   |
Nov 10 06:19:58.747 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Nov 10 06:19:58.747 INFO kablam! 
Nov 10 06:19:58.775 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
Nov 10 06:19:58.803 INFO kablam! su: No module specific data is present
Nov 10 06:19:59.374 INFO running `"docker" "rm" "-f" "23597eabb0998720975de8c94a58ed68e4bcaca7a48726a501cfc03ea980379e"`
Nov 10 06:19:59.496 INFO blam! 23597eabb0998720975de8c94a58ed68e4bcaca7a48726a501cfc03ea980379e