Sep 20 04:05:13.845 INFO checking elementtree-0.4.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 04:05:13.845 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 04:05:13.845 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-6/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 04:05:13.987 INFO blam! d1d978af9b76e54b8baf3935c9d577e3e54f474dee8480c3846df95c8fb8ef74
Sep 20 04:05:13.988 INFO running `"docker" "start" "-a" "d1d978af9b76e54b8baf3935c9d577e3e54f474dee8480c3846df95c8fb8ef74"`
Sep 20 04:05:14.692 INFO kablam! usermod: no changes
Sep 20 04:05:14.767 INFO kablam!     Checking elementtree v0.4.0 (/source)
Sep 20 04:05:16.658 INFO kablam! warning: variable does not need to be mutable
Sep 20 04:05:16.658 INFO kablam!    --> tests/test_basic.rs:138:13
Sep 20 04:05:16.658 INFO kablam!     |
Sep 20 04:05:16.658 INFO kablam! 138 |         let mut list = root.append_new_child("{demo}list");
Sep 20 04:05:16.658 INFO kablam!     |             ----^^^^
Sep 20 04:05:16.658 INFO kablam!     |             |
Sep 20 04:05:16.658 INFO kablam!     |             help: remove this `mut`
Sep 20 04:05:16.658 INFO kablam!     |
Sep 20 04:05:16.658 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 20 04:05:16.658 INFO kablam! 
Sep 20 04:05:16.658 INFO kablam! warning: variable does not need to be mutable
Sep 20 04:05:16.658 INFO kablam!    --> tests/test_basic.rs:183:13
Sep 20 04:05:16.658 INFO kablam!     |
Sep 20 04:05:16.658 INFO kablam! 183 |         let mut list = root.append_new_child("{demo}list");
Sep 20 04:05:16.658 INFO kablam!     |             ----^^^^
Sep 20 04:05:16.658 INFO kablam!     |             |
Sep 20 04:05:16.658 INFO kablam!     |             help: remove this `mut`
Sep 20 04:05:16.658 INFO kablam! 
Sep 20 04:05:16.658 INFO kablam! warning: variable does not need to be mutable
Sep 20 04:05:16.658 INFO kablam!    --> tests/test_basic.rs:210:13
Sep 20 04:05:16.658 INFO kablam!     |
Sep 20 04:05:16.658 INFO kablam! 210 |         let mut list = root.append_new_child("{demo}list");
Sep 20 04:05:16.658 INFO kablam!     |             ----^^^^
Sep 20 04:05:16.658 INFO kablam!     |             |
Sep 20 04:05:16.658 INFO kablam!     |             help: remove this `mut`
Sep 20 04:05:16.658 INFO kablam! 
Sep 20 04:05:16.662 INFO kablam! warning: variable does not need to be mutable
Sep 20 04:05:16.662 INFO kablam!    --> tests/test_basic.rs:238:13
Sep 20 04:05:16.662 INFO kablam!     |
Sep 20 04:05:16.662 INFO kablam! 238 |         let mut list = root.append_new_child("{demo}list");
Sep 20 04:05:16.662 INFO kablam!     |             ----^^^^
Sep 20 04:05:16.662 INFO kablam!     |             |
Sep 20 04:05:16.662 INFO kablam!     |             help: remove this `mut`
Sep 20 04:05:16.662 INFO kablam! 
Sep 20 04:05:16.666 INFO kablam! warning: variable does not need to be mutable
Sep 20 04:05:16.666 INFO kablam!    --> tests/test_basic.rs:266:13
Sep 20 04:05:16.666 INFO kablam!     |
Sep 20 04:05:16.666 INFO kablam! 266 |         let mut list = root.append_new_child("{demo}list");
Sep 20 04:05:16.666 INFO kablam!     |             ----^^^^
Sep 20 04:05:16.666 INFO kablam!     |             |
Sep 20 04:05:16.666 INFO kablam!     |             help: remove this `mut`
Sep 20 04:05:16.666 INFO kablam! 
Sep 20 04:05:16.710 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
Sep 20 04:05:16.723 INFO kablam! su: No module specific data is present
Sep 20 04:05:17.330 INFO running `"docker" "rm" "-f" "d1d978af9b76e54b8baf3935c9d577e3e54f474dee8480c3846df95c8fb8ef74"`
Sep 20 04:05:17.457 INFO blam! d1d978af9b76e54b8baf3935c9d577e3e54f474dee8480c3846df95c8fb8ef74