Sep 06 07:35:07.898 INFO checking elementtree-0.4.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 07:35:07.898 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 07:35:07.898 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-1/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 07:35:08.036 INFO blam! f841671eea82995aa9ad75670db04fb7989007848ac5a98b82b02c3524512c61
Sep 06 07:35:08.037 INFO running `"docker" "start" "-a" "f841671eea82995aa9ad75670db04fb7989007848ac5a98b82b02c3524512c61"`
Sep 06 07:35:09.025 INFO kablam! usermod: no changes
Sep 06 07:35:09.123 INFO kablam!     Checking elementtree v0.4.0 (file:///source)
Sep 06 07:35:10.843 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:35:10.843 INFO kablam!    --> tests/test_basic.rs:138:13
Sep 06 07:35:10.843 INFO kablam!     |
Sep 06 07:35:10.843 INFO kablam! 138 |         let mut list = root.append_new_child("{demo}list");
Sep 06 07:35:10.843 INFO kablam!     |             ----^^^^
Sep 06 07:35:10.843 INFO kablam!     |             |
Sep 06 07:35:10.843 INFO kablam!     |             help: remove this `mut`
Sep 06 07:35:10.843 INFO kablam!     |
Sep 06 07:35:10.843 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 07:35:10.843 INFO kablam! 
Sep 06 07:35:10.849 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:35:10.849 INFO kablam!    --> tests/test_basic.rs:183:13
Sep 06 07:35:10.849 INFO kablam!     |
Sep 06 07:35:10.849 INFO kablam! 183 |         let mut list = root.append_new_child("{demo}list");
Sep 06 07:35:10.849 INFO kablam!     |             ----^^^^
Sep 06 07:35:10.849 INFO kablam!     |             |
Sep 06 07:35:10.849 INFO kablam!     |             help: remove this `mut`
Sep 06 07:35:10.849 INFO kablam! 
Sep 06 07:35:10.850 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:35:10.850 INFO kablam!    --> tests/test_basic.rs:210:13
Sep 06 07:35:10.850 INFO kablam!     |
Sep 06 07:35:10.850 INFO kablam! 210 |         let mut list = root.append_new_child("{demo}list");
Sep 06 07:35:10.850 INFO kablam!     |             ----^^^^
Sep 06 07:35:10.850 INFO kablam!     |             |
Sep 06 07:35:10.850 INFO kablam!     |             help: remove this `mut`
Sep 06 07:35:10.850 INFO kablam! 
Sep 06 07:35:10.852 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:35:10.852 INFO kablam!    --> tests/test_basic.rs:238:13
Sep 06 07:35:10.852 INFO kablam!     |
Sep 06 07:35:10.852 INFO kablam! 238 |         let mut list = root.append_new_child("{demo}list");
Sep 06 07:35:10.852 INFO kablam!     |             ----^^^^
Sep 06 07:35:10.852 INFO kablam!     |             |
Sep 06 07:35:10.852 INFO kablam!     |             help: remove this `mut`
Sep 06 07:35:10.852 INFO kablam! 
Sep 06 07:35:10.854 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:35:10.854 INFO kablam!    --> tests/test_basic.rs:266:13
Sep 06 07:35:10.854 INFO kablam!     |
Sep 06 07:35:10.854 INFO kablam! 266 |         let mut list = root.append_new_child("{demo}list");
Sep 06 07:35:10.854 INFO kablam!     |             ----^^^^
Sep 06 07:35:10.854 INFO kablam!     |             |
Sep 06 07:35:10.854 INFO kablam!     |             help: remove this `mut`
Sep 06 07:35:10.854 INFO kablam! 
Sep 06 07:35:10.873 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
Sep 06 07:35:10.878 INFO kablam! su: No module specific data is present
Sep 06 07:35:11.403 INFO running `"docker" "rm" "-f" "f841671eea82995aa9ad75670db04fb7989007848ac5a98b82b02c3524512c61"`
Sep 06 07:35:11.496 INFO blam! f841671eea82995aa9ad75670db04fb7989007848ac5a98b82b02c3524512c61