Nov 28 16:59:06.759 INFO checking tensor-0.1.2 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 16:59:06.761 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 16:59:07.224 INFO [stdout] 834077924b1353ad0c1ff4f576495fa53147a5e22801a358e63fd650ec19e715
Nov 28 16:59:07.226 INFO running `"docker" "start" "-a" "834077924b1353ad0c1ff4f576495fa53147a5e22801a358e63fd650ec19e715"`
Nov 28 16:59:08.876 INFO [stderr] usermod: no changes
Nov 28 16:59:09.008 INFO [stderr]     Checking tensor v0.1.2 (/source)
Nov 28 16:59:10.681 INFO [stderr] warning: variable does not need to be mutable
Nov 28 16:59:10.681 INFO [stderr]   --> src/tensor.rs:67:13
Nov 28 16:59:10.681 INFO [stderr]    |
Nov 28 16:59:10.682 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 28 16:59:10.682 INFO [stderr]    |             ----^^^^^^^^^^
Nov 28 16:59:10.682 INFO [stderr]    |             |
Nov 28 16:59:10.683 INFO [stderr]    |             help: remove this `mut`
Nov 28 16:59:10.683 INFO [stderr]    |
Nov 28 16:59:10.683 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 16:59:10.684 INFO [stderr] 
Nov 28 16:59:10.929 INFO [stderr] warning: variable does not need to be mutable
Nov 28 16:59:10.929 INFO [stderr]   --> src/tensor.rs:67:13
Nov 28 16:59:10.929 INFO [stderr]    |
Nov 28 16:59:10.930 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 28 16:59:10.930 INFO [stderr]    |             ----^^^^^^^^^^
Nov 28 16:59:10.930 INFO [stderr]    |             |
Nov 28 16:59:10.931 INFO [stderr]    |             help: remove this `mut`
Nov 28 16:59:10.931 INFO [stderr]    |
Nov 28 16:59:10.931 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 16:59:10.932 INFO [stderr] 
Nov 28 16:59:12.612 INFO [stderr] warning: variable does not need to be mutable
Nov 28 16:59:12.613 INFO [stderr]   --> src/tensor.rs:67:13
Nov 28 16:59:12.613 INFO [stderr]    |
Nov 28 16:59:12.613 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 28 16:59:12.614 INFO [stderr]    |             ----^^^^^^^^^^
Nov 28 16:59:12.614 INFO [stderr]    |             |
Nov 28 16:59:12.614 INFO [stderr]    |             help: remove this `mut`
Nov 28 16:59:12.615 INFO [stderr]    |
Nov 28 16:59:12.615 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 16:59:12.615 INFO [stderr] 
Nov 28 16:59:12.819 INFO [stderr] warning: variable does not need to be mutable
Nov 28 16:59:12.819 INFO [stderr]   --> src/tensor.rs:67:13
Nov 28 16:59:12.820 INFO [stderr]    |
Nov 28 16:59:12.820 INFO [stderr] 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Nov 28 16:59:12.820 INFO [stderr]    |             ----^^^^^^^^^^
Nov 28 16:59:12.821 INFO [stderr]    |             |
Nov 28 16:59:12.821 INFO [stderr]    |             help: remove this `mut`
Nov 28 16:59:12.821 INFO [stderr]    |
Nov 28 16:59:12.821 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 16:59:12.822 INFO [stderr] 
Nov 28 16:59:12.922 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
Nov 28 16:59:12.929 INFO [stderr] su: No module specific data is present
Nov 28 16:59:13.936 INFO running `"docker" "inspect" "834077924b1353ad0c1ff4f576495fa53147a5e22801a358e63fd650ec19e715"`
Nov 28 16:59:14.294 INFO running `"docker" "rm" "-f" "834077924b1353ad0c1ff4f576495fa53147a5e22801a358e63fd650ec19e715"`
Nov 28 16:59:14.633 INFO [stdout] 834077924b1353ad0c1ff4f576495fa53147a5e22801a358e63fd650ec19e715