Nov 01 23:00:39.475 INFO checking fn_block-0.2.1 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 23:00:39.475 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 23:00:39.629 INFO blam! 65fd76b7f0bc8a26b0c52b15b1c26d980b90a0e5b039ccb5e1005fe13d5179ba
Nov 01 23:00:39.631 INFO running `"docker" "start" "-a" "65fd76b7f0bc8a26b0c52b15b1c26d980b90a0e5b039ccb5e1005fe13d5179ba"`
Nov 01 23:00:40.208 INFO kablam! usermod: no changes
Nov 01 23:00:40.409 INFO kablam!     Checking fn_block v0.2.1 (/source)
Nov 01 23:00:45.192 INFO kablam! warning: unused variable: `s`
Nov 01 23:00:45.192 INFO kablam!   --> benches/fn_block_benchmark.rs:10:9
Nov 01 23:00:45.192 INFO kablam!    |
Nov 01 23:00:45.192 INFO kablam! 10 |     let s = o.and_then(|st| st.get(0..3)).map(|st| st.to_lowercase());
Nov 01 23:00:45.192 INFO kablam!    |         ^ help: consider using `_s` instead
Nov 01 23:00:45.192 INFO kablam!    |
Nov 01 23:00:45.192 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 23:00:45.192 INFO kablam! 
Nov 01 23:00:45.192 INFO kablam! warning: unused variable: `s`
Nov 01 23:00:45.192 INFO kablam!   --> benches/fn_block_benchmark.rs:14:9
Nov 01 23:00:45.192 INFO kablam!    |
Nov 01 23:00:45.192 INFO kablam! 14 |     let s = (|| Some(o?.get(0..3)?.to_lowercase()))();
Nov 01 23:00:45.192 INFO kablam!    |         ^ help: consider using `_s` instead
Nov 01 23:00:45.192 INFO kablam! 
Nov 01 23:00:45.192 INFO kablam! warning: unused variable: `s`
Nov 01 23:00:45.192 INFO kablam!   --> benches/fn_block_benchmark.rs:18:9
Nov 01 23:00:45.192 INFO kablam!    |
Nov 01 23:00:45.192 INFO kablam! 18 |     let s = fn_expr!{ o?.get(0..3)?.to_lowercase().into_some() };
Nov 01 23:00:45.192 INFO kablam!    |         ^ help: consider using `_s` instead
Nov 01 23:00:45.192 INFO kablam! 
Nov 01 23:00:45.200 INFO kablam! warning: unused attribute
Nov 01 23:00:45.200 INFO kablam!  --> benches/fn_block_benchmark.rs:5:1
Nov 01 23:00:45.200 INFO kablam!   |
Nov 01 23:00:45.200 INFO kablam! 5 | #[macro_use]
Nov 01 23:00:45.200 INFO kablam!   | ^^^^^^^^^^^^
Nov 01 23:00:45.200 INFO kablam!   |
Nov 01 23:00:45.200 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Nov 01 23:00:45.200 INFO kablam! 
Nov 01 23:00:45.248 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.02s
Nov 01 23:00:45.258 INFO kablam! su: No module specific data is present
Nov 01 23:00:46.108 INFO running `"docker" "rm" "-f" "65fd76b7f0bc8a26b0c52b15b1c26d980b90a0e5b039ccb5e1005fe13d5179ba"`
Nov 01 23:00:46.335 INFO blam! 65fd76b7f0bc8a26b0c52b15b1c26d980b90a0e5b039ccb5e1005fe13d5179ba