Sep 20 02:04:05.486 INFO checking handoff_counter-0.8.5 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 02:04:05.487 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 02:04:05.487 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-7/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 02:04:05.750 INFO blam! 7eeca02e22ba0deef72f363cee5bf9a35937682074a7cdbfad8360763b34c712
Sep 20 02:04:05.752 INFO running `"docker" "start" "-a" "7eeca02e22ba0deef72f363cee5bf9a35937682074a7cdbfad8360763b34c712"`
Sep 20 02:04:06.925 INFO kablam! usermod: no changes
Sep 20 02:04:07.010 INFO kablam!     Checking handoff_counter v0.8.5 (/source)
Sep 20 02:04:07.807 INFO kablam! warning: variable does not need to be mutable
Sep 20 02:04:07.807 INFO kablam!   --> src/handoff_counter.rs:55:13
Sep 20 02:04:07.807 INFO kablam!    |
Sep 20 02:04:07.807 INFO kablam! 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Sep 20 02:04:07.807 INFO kablam!    |             ----^
Sep 20 02:04:07.807 INFO kablam!    |             |
Sep 20 02:04:07.807 INFO kablam!    |             help: remove this `mut`
Sep 20 02:04:07.807 INFO kablam!    |
Sep 20 02:04:07.807 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 20 02:04:07.807 INFO kablam! 
Sep 20 02:04:07.858 INFO kablam! warning: variable does not need to be mutable
Sep 20 02:04:07.858 INFO kablam!   --> src/handoff_counter.rs:55:13
Sep 20 02:04:07.858 INFO kablam!    |
Sep 20 02:04:07.858 INFO kablam! 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Sep 20 02:04:07.858 INFO kablam!    |             ----^
Sep 20 02:04:07.858 INFO kablam!    |             |
Sep 20 02:04:07.858 INFO kablam!    |             help: remove this `mut`
Sep 20 02:04:07.858 INFO kablam!    |
Sep 20 02:04:07.858 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 20 02:04:07.858 INFO kablam! 
Sep 20 02:04:08.762 INFO kablam! warning: type alias is never used: `Env`
Sep 20 02:04:08.762 INFO kablam!   --> src/bin/simulate.rs:14:1
Sep 20 02:04:08.762 INFO kablam!    |
Sep 20 02:04:08.762 INFO kablam! 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Sep 20 02:04:08.762 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 02:04:08.762 INFO kablam!    |
Sep 20 02:04:08.762 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 20 02:04:08.762 INFO kablam! 
Sep 20 02:04:08.772 INFO kablam! warning: type alias is never used: `Env`
Sep 20 02:04:08.772 INFO kablam!   --> src/bin/simulate.rs:14:1
Sep 20 02:04:08.772 INFO kablam!    |
Sep 20 02:04:08.772 INFO kablam! 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Sep 20 02:04:08.772 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 02:04:08.772 INFO kablam!    |
Sep 20 02:04:08.772 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 20 02:04:08.772 INFO kablam! 
Sep 20 02:04:08.807 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
Sep 20 02:04:08.811 INFO kablam! su: No module specific data is present
Sep 20 02:04:09.582 INFO running `"docker" "rm" "-f" "7eeca02e22ba0deef72f363cee5bf9a35937682074a7cdbfad8360763b34c712"`
Sep 20 02:04:09.730 INFO blam! 7eeca02e22ba0deef72f363cee5bf9a35937682074a7cdbfad8360763b34c712