Nov 30 14:28:04.206 INFO checking tensor-0.1.2 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 14:28:04.206 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 14:28:04.778 INFO [stdout] 35982b8dffec336fdb0f879a66b08475ab7694201b3c67fae12240424fff4470
Nov 30 14:28:04.780 INFO running `"docker" "start" "-a" "35982b8dffec336fdb0f879a66b08475ab7694201b3c67fae12240424fff4470"`
Nov 30 14:28:06.176 INFO [stderr] usermod: no changes
Nov 30 14:28:06.299 INFO [stderr]     Checking tensor v0.1.2 (/source)
Nov 30 14:28:08.180 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:28:08.180 INFO [stderr]   --> src/tensor.rs:67:13
Nov 30 14:28:08.180 INFO [stderr]    |
Nov 30 14:28:08.180 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 30 14:28:08.180 INFO [stderr]    |             ----^^^^^^^^^^
Nov 30 14:28:08.180 INFO [stderr]    |             |
Nov 30 14:28:08.180 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:28:08.180 INFO [stderr]    |
Nov 30 14:28:08.180 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:28:08.180 INFO [stderr] 
Nov 30 14:28:08.295 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:28:08.295 INFO [stderr]   --> src/tensor.rs:67:13
Nov 30 14:28:08.295 INFO [stderr]    |
Nov 30 14:28:08.295 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 30 14:28:08.295 INFO [stderr]    |             ----^^^^^^^^^^
Nov 30 14:28:08.295 INFO [stderr]    |             |
Nov 30 14:28:08.295 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:28:08.295 INFO [stderr]    |
Nov 30 14:28:08.295 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:28:08.295 INFO [stderr] 
Nov 30 14:28:10.236 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:28:10.236 INFO [stderr]   --> src/tensor.rs:67:13
Nov 30 14:28:10.236 INFO [stderr]    |
Nov 30 14:28:10.236 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 30 14:28:10.236 INFO [stderr]    |             ----^^^^^^^^^^
Nov 30 14:28:10.236 INFO [stderr]    |             |
Nov 30 14:28:10.236 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:28:10.236 INFO [stderr]    |
Nov 30 14:28:10.236 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:28:10.236 INFO [stderr] 
Nov 30 14:28:10.368 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:28:10.368 INFO [stderr]   --> src/tensor.rs:67:13
Nov 30 14:28:10.368 INFO [stderr]    |
Nov 30 14:28:10.368 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 30 14:28:10.368 INFO [stderr]    |             ----^^^^^^^^^^
Nov 30 14:28:10.368 INFO [stderr]    |             |
Nov 30 14:28:10.368 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:28:10.368 INFO [stderr]    |
Nov 30 14:28:10.368 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:28:10.368 INFO [stderr] 
Nov 30 14:28:10.413 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.20s
Nov 30 14:28:10.416 INFO [stderr] su: No module specific data is present
Nov 30 14:28:11.234 INFO running `"docker" "inspect" "35982b8dffec336fdb0f879a66b08475ab7694201b3c67fae12240424fff4470"`
Nov 30 14:28:11.456 INFO running `"docker" "rm" "-f" "35982b8dffec336fdb0f879a66b08475ab7694201b3c67fae12240424fff4470"`
Nov 30 14:28:11.708 INFO [stdout] 35982b8dffec336fdb0f879a66b08475ab7694201b3c67fae12240424fff4470