Nov 30 14:28:05.571 INFO checking tensor-0.1.2 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 14:28:05.571 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 14:28:06.082 INFO [stdout] 0d004c3edb89987bd15f246f4fbeaac7397e8f0dc7ae67e1e2114c997d7ce439
Nov 30 14:28:06.084 INFO running `"docker" "start" "-a" "0d004c3edb89987bd15f246f4fbeaac7397e8f0dc7ae67e1e2114c997d7ce439"`
Nov 30 14:28:08.279 INFO [stderr] usermod: no changes
Nov 30 14:28:08.405 INFO [stderr]     Checking tensor v0.1.2 (/source)
Nov 30 14:28:10.228 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:28:10.228 INFO [stderr]   --> src/tensor.rs:67:13
Nov 30 14:28:10.228 INFO [stderr]    |
Nov 30 14:28:10.228 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 30 14:28:10.228 INFO [stderr]    |             ----^^^^^^^^^^
Nov 30 14:28:10.228 INFO [stderr]    |             |
Nov 30 14:28:10.228 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:28:10.228 INFO [stderr]    |
Nov 30 14:28:10.228 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:28:10.228 INFO [stderr] 
Nov 30 14:28:10.532 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:28:10.532 INFO [stderr]   --> src/tensor.rs:67:13
Nov 30 14:28:10.532 INFO [stderr]    |
Nov 30 14:28:10.532 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 30 14:28:10.532 INFO [stderr]    |             ----^^^^^^^^^^
Nov 30 14:28:10.532 INFO [stderr]    |             |
Nov 30 14:28:10.532 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:28:10.532 INFO [stderr]    |
Nov 30 14:28:10.532 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:28:10.532 INFO [stderr] 
Nov 30 14:28:12.064 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:28:12.064 INFO [stderr]   --> src/tensor.rs:67:13
Nov 30 14:28:12.064 INFO [stderr]    |
Nov 30 14:28:12.064 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 30 14:28:12.064 INFO [stderr]    |             ----^^^^^^^^^^
Nov 30 14:28:12.064 INFO [stderr]    |             |
Nov 30 14:28:12.064 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:28:12.065 INFO [stderr]    |
Nov 30 14:28:12.065 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:28:12.065 INFO [stderr] 
Nov 30 14:28:12.150 INFO [stderr] warning: variable does not need to be mutable
Nov 30 14:28:12.150 INFO [stderr]   --> src/tensor.rs:67:13
Nov 30 14:28:12.151 INFO [stderr]    |
Nov 30 14:28:12.151 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 30 14:28:12.151 INFO [stderr]    |             ----^^^^^^^^^^
Nov 30 14:28:12.151 INFO [stderr]    |             |
Nov 30 14:28:12.151 INFO [stderr]    |             help: remove this `mut`
Nov 30 14:28:12.151 INFO [stderr]    |
Nov 30 14:28:12.151 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 14:28:12.151 INFO [stderr] 
Nov 30 14:28:12.186 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
Nov 30 14:28:12.190 INFO [stderr] su: No module specific data is present
Nov 30 14:28:13.236 INFO running `"docker" "inspect" "0d004c3edb89987bd15f246f4fbeaac7397e8f0dc7ae67e1e2114c997d7ce439"`
Nov 30 14:28:13.544 INFO running `"docker" "rm" "-f" "0d004c3edb89987bd15f246f4fbeaac7397e8f0dc7ae67e1e2114c997d7ce439"`
Nov 30 14:28:13.824 INFO [stdout] 0d004c3edb89987bd15f246f4fbeaac7397e8f0dc7ae67e1e2114c997d7ce439