Dec 12 09:09:30.753 INFO checking restricted-tuple-0.1.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 09:09:30.753 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 09:09:31.148 INFO [stdout] ad46f25b1e39426f8bf91c7ea1f011430bbd373e3df559722680de19fd8df010
Dec 12 09:09:31.150 INFO running `"docker" "start" "-a" "ad46f25b1e39426f8bf91c7ea1f011430bbd373e3df559722680de19fd8df010"`
Dec 12 09:09:32.452 INFO [stderr] usermod: no changes
Dec 12 09:09:32.504 INFO [stderr]     Checking num-bigint v0.1.44
Dec 12 09:09:34.516 INFO [stderr]     Checking integral-exponential-polynomial v0.1.2
Dec 12 09:09:35.247 INFO [stderr]     Checking restricted-tuple v0.1.0 (/source)
Dec 12 09:09:36.957 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:09:36.957 INFO [stderr]    --> src/lib.rs:213:17
Dec 12 09:09:36.957 INFO [stderr]     |
Dec 12 09:09:36.957 INFO [stderr] 213 |             let mut cache_line = &mut self.cache[mask];
Dec 12 09:09:36.957 INFO [stderr]     |                 ----^^^^^^^^^^
Dec 12 09:09:36.957 INFO [stderr]     |                 |
Dec 12 09:09:36.957 INFO [stderr]     |                 help: remove this `mut`
Dec 12 09:09:36.957 INFO [stderr]     |
Dec 12 09:09:36.957 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 09:09:36.957 INFO [stderr] 
Dec 12 09:09:36.957 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:09:36.957 INFO [stderr]    --> src/lib.rs:213:17
Dec 12 09:09:36.957 INFO [stderr]     |
Dec 12 09:09:36.957 INFO [stderr] 213 |             let mut cache_line = &mut self.cache[mask];
Dec 12 09:09:36.957 INFO [stderr]     |                 ----^^^^^^^^^^
Dec 12 09:09:36.957 INFO [stderr]     |                 |
Dec 12 09:09:36.957 INFO [stderr]     |                 help: remove this `mut`
Dec 12 09:09:36.957 INFO [stderr] 
Dec 12 09:09:36.988 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:09:36.988 INFO [stderr]    --> src/lib.rs:276:21
Dec 12 09:09:36.988 INFO [stderr]     |
Dec 12 09:09:36.988 INFO [stderr] 276 |                 let mut item = &mut self.next_state[cur];
Dec 12 09:09:36.988 INFO [stderr]     |                     ----^^^^
Dec 12 09:09:36.988 INFO [stderr]     |                     |
Dec 12 09:09:36.988 INFO [stderr]     |                     help: remove this `mut`
Dec 12 09:09:36.988 INFO [stderr] 
Dec 12 09:09:36.988 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:09:36.988 INFO [stderr]    --> src/lib.rs:298:21
Dec 12 09:09:36.988 INFO [stderr]     |
Dec 12 09:09:36.988 INFO [stderr] 298 |                 let mut item = &mut self.next_state[0];
Dec 12 09:09:36.988 INFO [stderr]     |                     ----^^^^
Dec 12 09:09:36.988 INFO [stderr]     |                     |
Dec 12 09:09:36.988 INFO [stderr]     |                     help: remove this `mut`
Dec 12 09:09:36.988 INFO [stderr] 
Dec 12 09:09:37.064 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:09:37.064 INFO [stderr]    --> src/lib.rs:213:17
Dec 12 09:09:37.064 INFO [stderr]     |
Dec 12 09:09:37.064 INFO [stderr] 213 |             let mut cache_line = &mut self.cache[mask];
Dec 12 09:09:37.064 INFO [stderr]     |                 ----^^^^^^^^^^
Dec 12 09:09:37.064 INFO [stderr]     |                 |
Dec 12 09:09:37.064 INFO [stderr]     |                 help: remove this `mut`
Dec 12 09:09:37.064 INFO [stderr]     |
Dec 12 09:09:37.064 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 09:09:37.064 INFO [stderr] 
Dec 12 09:09:37.064 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:09:37.064 INFO [stderr]    --> src/lib.rs:213:17
Dec 12 09:09:37.064 INFO [stderr]     |
Dec 12 09:09:37.064 INFO [stderr] 213 |             let mut cache_line = &mut self.cache[mask];
Dec 12 09:09:37.064 INFO [stderr]     |                 ----^^^^^^^^^^
Dec 12 09:09:37.064 INFO [stderr]     |                 |
Dec 12 09:09:37.064 INFO [stderr]     |                 help: remove this `mut`
Dec 12 09:09:37.064 INFO [stderr] 
Dec 12 09:09:37.068 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:09:37.068 INFO [stderr]    --> src/lib.rs:276:21
Dec 12 09:09:37.068 INFO [stderr]     |
Dec 12 09:09:37.068 INFO [stderr] 276 |                 let mut item = &mut self.next_state[cur];
Dec 12 09:09:37.068 INFO [stderr]     |                     ----^^^^
Dec 12 09:09:37.068 INFO [stderr]     |                     |
Dec 12 09:09:37.068 INFO [stderr]     |                     help: remove this `mut`
Dec 12 09:09:37.068 INFO [stderr] 
Dec 12 09:09:37.068 INFO [stderr] warning: variable does not need to be mutable
Dec 12 09:09:37.068 INFO [stderr]    --> src/lib.rs:298:21
Dec 12 09:09:37.068 INFO [stderr]     |
Dec 12 09:09:37.068 INFO [stderr] 298 |                 let mut item = &mut self.next_state[0];
Dec 12 09:09:37.068 INFO [stderr]     |                     ----^^^^
Dec 12 09:09:37.068 INFO [stderr]     |                     |
Dec 12 09:09:37.068 INFO [stderr]     |                     help: remove this `mut`
Dec 12 09:09:37.068 INFO [stderr] 
Dec 12 09:09:37.132 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.65s
Dec 12 09:09:37.136 INFO [stderr] su: No module specific data is present
Dec 12 09:09:38.202 INFO running `"docker" "inspect" "ad46f25b1e39426f8bf91c7ea1f011430bbd373e3df559722680de19fd8df010"`
Dec 12 09:09:38.494 INFO running `"docker" "rm" "-f" "ad46f25b1e39426f8bf91c7ea1f011430bbd373e3df559722680de19fd8df010"`
Dec 12 09:09:38.749 INFO [stdout] ad46f25b1e39426f8bf91c7ea1f011430bbd373e3df559722680de19fd8df010