Oct 22 02:30:51.094 INFO checking handoff_counter-0.8.5 against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 22 02:30:51.094 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-6/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 22 02:30:51.474 INFO blam! 41e663bdd71cda30a6b76128d13f4e2548097eaeba79ae447e51af0bc3656faa
Oct 22 02:30:51.475 INFO running `"docker" "start" "-a" "41e663bdd71cda30a6b76128d13f4e2548097eaeba79ae447e51af0bc3656faa"`
Oct 22 02:30:52.575 INFO kablam! usermod: no changes
Oct 22 02:30:52.656 INFO kablam!     Checking handoff_counter v0.8.5 (/source)
Oct 22 02:30:53.604 INFO kablam! warning: variable does not need to be mutable
Oct 22 02:30:53.604 INFO kablam!   --> src/handoff_counter.rs:55:13
Oct 22 02:30:53.604 INFO kablam!    |
Oct 22 02:30:53.604 INFO kablam! 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Oct 22 02:30:53.604 INFO kablam!    |             ----^
Oct 22 02:30:53.604 INFO kablam!    |             |
Oct 22 02:30:53.604 INFO kablam!    |             help: remove this `mut`
Oct 22 02:30:53.605 INFO kablam!    |
Oct 22 02:30:53.605 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 22 02:30:53.605 INFO kablam! 
Oct 22 02:30:53.853 INFO kablam! warning: variable does not need to be mutable
Oct 22 02:30:53.853 INFO kablam!   --> src/handoff_counter.rs:55:13
Oct 22 02:30:53.853 INFO kablam!    |
Oct 22 02:30:53.853 INFO kablam! 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Oct 22 02:30:53.853 INFO kablam!    |             ----^
Oct 22 02:30:53.853 INFO kablam!    |             |
Oct 22 02:30:53.853 INFO kablam!    |             help: remove this `mut`
Oct 22 02:30:53.853 INFO kablam!    |
Oct 22 02:30:53.853 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 22 02:30:53.853 INFO kablam! 
Oct 22 02:30:54.542 INFO kablam! warning: type alias is never used: `Env`
Oct 22 02:30:54.543 INFO kablam!   --> src/bin/simulate.rs:14:1
Oct 22 02:30:54.543 INFO kablam!    |
Oct 22 02:30:54.543 INFO kablam! 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Oct 22 02:30:54.543 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 22 02:30:54.543 INFO kablam!    |
Oct 22 02:30:54.543 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 22 02:30:54.543 INFO kablam! 
Oct 22 02:30:54.780 INFO kablam! warning: type alias is never used: `Env`
Oct 22 02:30:54.780 INFO kablam!   --> src/bin/simulate.rs:14:1
Oct 22 02:30:54.780 INFO kablam!    |
Oct 22 02:30:54.780 INFO kablam! 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Oct 22 02:30:54.780 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 22 02:30:54.780 INFO kablam!    |
Oct 22 02:30:54.780 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 22 02:30:54.780 INFO kablam! 
Oct 22 02:30:54.832 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
Oct 22 02:30:54.832 INFO kablam! su: No module specific data is present
Oct 22 02:30:55.265 INFO running `"docker" "rm" "-f" "41e663bdd71cda30a6b76128d13f4e2548097eaeba79ae447e51af0bc3656faa"`
Oct 22 02:30:55.544 INFO blam! 41e663bdd71cda30a6b76128d13f4e2548097eaeba79ae447e51af0bc3656faa