Nov 28 23:59:20.078 INFO checking handoff_counter-0.8.5 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 23:59:20.078 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 23:59:20.464 INFO [stdout] a52a75e2c548d7f9391f3a65d310ecaf81cc347e7735d36665ac5e2377bd9044
Nov 28 23:59:20.472 INFO running `"docker" "start" "-a" "a52a75e2c548d7f9391f3a65d310ecaf81cc347e7735d36665ac5e2377bd9044"`
Nov 28 23:59:21.744 INFO [stderr] usermod: no changes
Nov 28 23:59:21.828 INFO [stderr]     Checking handoff_counter v0.8.5 (/source)
Nov 28 23:59:22.684 INFO [stderr] warning: variable does not need to be mutable
Nov 28 23:59:22.684 INFO [stderr]   --> src/handoff_counter.rs:55:13
Nov 28 23:59:22.684 INFO [stderr]    |
Nov 28 23:59:22.684 INFO [stderr] 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Nov 28 23:59:22.684 INFO [stderr]    |             ----^
Nov 28 23:59:22.684 INFO [stderr]    |             |
Nov 28 23:59:22.684 INFO [stderr]    |             help: remove this `mut`
Nov 28 23:59:22.684 INFO [stderr]    |
Nov 28 23:59:22.684 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 23:59:22.684 INFO [stderr] 
Nov 28 23:59:23.064 INFO [stderr] warning: variable does not need to be mutable
Nov 28 23:59:23.065 INFO [stderr]   --> src/handoff_counter.rs:55:13
Nov 28 23:59:23.065 INFO [stderr]    |
Nov 28 23:59:23.065 INFO [stderr] 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Nov 28 23:59:23.065 INFO [stderr]    |             ----^
Nov 28 23:59:23.065 INFO [stderr]    |             |
Nov 28 23:59:23.065 INFO [stderr]    |             help: remove this `mut`
Nov 28 23:59:23.065 INFO [stderr]    |
Nov 28 23:59:23.065 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 23:59:23.065 INFO [stderr] 
Nov 28 23:59:24.000 INFO [stderr] warning: type alias is never used: `Env`
Nov 28 23:59:24.000 INFO [stderr]   --> src/bin/simulate.rs:14:1
Nov 28 23:59:24.000 INFO [stderr]    |
Nov 28 23:59:24.000 INFO [stderr] 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Nov 28 23:59:24.000 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 23:59:24.000 INFO [stderr]    |
Nov 28 23:59:24.000 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 23:59:24.000 INFO [stderr] 
Nov 28 23:59:24.092 INFO [stderr] warning: type alias is never used: `Env`
Nov 28 23:59:24.092 INFO [stderr]   --> src/bin/simulate.rs:14:1
Nov 28 23:59:24.092 INFO [stderr]    |
Nov 28 23:59:24.092 INFO [stderr] 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Nov 28 23:59:24.092 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 23:59:24.092 INFO [stderr]    |
Nov 28 23:59:24.092 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 23:59:24.092 INFO [stderr] 
Nov 28 23:59:24.113 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
Nov 28 23:59:24.125 INFO [stderr] su: No module specific data is present
Nov 28 23:59:24.468 INFO running `"docker" "inspect" "a52a75e2c548d7f9391f3a65d310ecaf81cc347e7735d36665ac5e2377bd9044"`
Nov 28 23:59:24.606 INFO running `"docker" "rm" "-f" "a52a75e2c548d7f9391f3a65d310ecaf81cc347e7735d36665ac5e2377bd9044"`
Nov 28 23:59:24.784 INFO [stdout] a52a75e2c548d7f9391f3a65d310ecaf81cc347e7735d36665ac5e2377bd9044