Sep 21 10:57:17.628 INFO checking elementtree-0.4.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 10:57:17.628 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 10:57:17.629 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 10:57:17.831 INFO blam! ce327023963980b489a5ca50e2c29b813c5afe5ae6550c00428e513da8b3b7ee
Sep 21 10:57:17.834 INFO running `"docker" "start" "-a" "ce327023963980b489a5ca50e2c29b813c5afe5ae6550c00428e513da8b3b7ee"`
Sep 21 10:57:19.104 INFO kablam! usermod: no changes
Sep 21 10:57:19.292 INFO kablam!     Checking elementtree v0.4.0 (/source)
Sep 21 10:57:21.822 INFO kablam! warning: variable does not need to be mutable
Sep 21 10:57:21.822 INFO kablam!    --> tests/test_basic.rs:138:13
Sep 21 10:57:21.822 INFO kablam!     |
Sep 21 10:57:21.822 INFO kablam! 138 |         let mut list = root.append_new_child("{demo}list");
Sep 21 10:57:21.822 INFO kablam!     |             ----^^^^
Sep 21 10:57:21.822 INFO kablam!     |             |
Sep 21 10:57:21.822 INFO kablam!     |             help: remove this `mut`
Sep 21 10:57:21.822 INFO kablam!     |
Sep 21 10:57:21.822 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 10:57:21.822 INFO kablam! 
Sep 21 10:57:21.826 INFO kablam! warning: variable does not need to be mutable
Sep 21 10:57:21.826 INFO kablam!    --> tests/test_basic.rs:183:13
Sep 21 10:57:21.826 INFO kablam!     |
Sep 21 10:57:21.826 INFO kablam! 183 |         let mut list = root.append_new_child("{demo}list");
Sep 21 10:57:21.826 INFO kablam!     |             ----^^^^
Sep 21 10:57:21.826 INFO kablam!     |             |
Sep 21 10:57:21.826 INFO kablam!     |             help: remove this `mut`
Sep 21 10:57:21.826 INFO kablam! 
Sep 21 10:57:21.828 INFO kablam! warning: variable does not need to be mutable
Sep 21 10:57:21.828 INFO kablam!    --> tests/test_basic.rs:210:13
Sep 21 10:57:21.828 INFO kablam!     |
Sep 21 10:57:21.828 INFO kablam! 210 |         let mut list = root.append_new_child("{demo}list");
Sep 21 10:57:21.828 INFO kablam!     |             ----^^^^
Sep 21 10:57:21.828 INFO kablam!     |             |
Sep 21 10:57:21.828 INFO kablam!     |             help: remove this `mut`
Sep 21 10:57:21.828 INFO kablam! 
Sep 21 10:57:21.830 INFO kablam! warning: variable does not need to be mutable
Sep 21 10:57:21.830 INFO kablam!    --> tests/test_basic.rs:238:13
Sep 21 10:57:21.830 INFO kablam!     |
Sep 21 10:57:21.830 INFO kablam! 238 |         let mut list = root.append_new_child("{demo}list");
Sep 21 10:57:21.830 INFO kablam!     |             ----^^^^
Sep 21 10:57:21.830 INFO kablam!     |             |
Sep 21 10:57:21.830 INFO kablam!     |             help: remove this `mut`
Sep 21 10:57:21.830 INFO kablam! 
Sep 21 10:57:21.834 INFO kablam! warning: variable does not need to be mutable
Sep 21 10:57:21.834 INFO kablam!    --> tests/test_basic.rs:266:13
Sep 21 10:57:21.834 INFO kablam!     |
Sep 21 10:57:21.834 INFO kablam! 266 |         let mut list = root.append_new_child("{demo}list");
Sep 21 10:57:21.834 INFO kablam!     |             ----^^^^
Sep 21 10:57:21.834 INFO kablam!     |             |
Sep 21 10:57:21.834 INFO kablam!     |             help: remove this `mut`
Sep 21 10:57:21.834 INFO kablam! 
Sep 21 10:57:22.066 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
Sep 21 10:57:22.070 INFO kablam! su: No module specific data is present
Sep 21 10:57:23.016 INFO running `"docker" "rm" "-f" "ce327023963980b489a5ca50e2c29b813c5afe5ae6550c00428e513da8b3b7ee"`
Sep 21 10:57:23.128 INFO blam! ce327023963980b489a5ca50e2c29b813c5afe5ae6550c00428e513da8b3b7ee