Sep 01 19:47:32.737 INFO checking vertree-0.2.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 01 19:47:32.738 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 19:47:32.738 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 19:47:32.990 INFO blam! 72a159611be5b51c065d2ca4a243e045d7a939d0a077f8ef436509ea96e85898
Sep 01 19:47:32.992 INFO running `"docker" "start" "-a" "72a159611be5b51c065d2ca4a243e045d7a939d0a077f8ef436509ea96e85898"`
Sep 01 19:47:33.925 INFO kablam!    Compiling serde v1.0.75
Sep 01 19:47:33.926 INFO kablam!     Checking assert_matches v1.3.0
Sep 01 19:47:33.999 INFO kablam!     Checking rmp v0.8.7
Sep 01 19:47:34.025 INFO kablam!     Checking quickcheck v0.4.1
Sep 01 19:47:48.804 INFO kablam!     Checking rmp-serde v0.13.7
Sep 01 19:47:49.763 INFO kablam!     Checking vertree v0.2.2 (file:///source)
Sep 01 19:47:51.392 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:51.392 INFO kablam!    --> src/tree.rs:268:14
Sep 01 19:47:51.393 INFO kablam!     |
Sep 01 19:47:51.393 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 01 19:47:51.393 INFO kablam!     |              ----^^^^^
Sep 01 19:47:51.393 INFO kablam!     |              |
Sep 01 19:47:51.393 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:51.393 INFO kablam!     |
Sep 01 19:47:51.393 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 19:47:51.393 INFO kablam! 
Sep 01 19:47:51.394 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:51.394 INFO kablam!    --> src/tree.rs:282:14
Sep 01 19:47:51.394 INFO kablam!     |
Sep 01 19:47:51.394 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 01 19:47:51.394 INFO kablam!     |              ----^^^^^
Sep 01 19:47:51.394 INFO kablam!     |              |
Sep 01 19:47:51.394 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:51.394 INFO kablam! 
Sep 01 19:47:51.396 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:51.396 INFO kablam!    --> src/tree.rs:295:14
Sep 01 19:47:51.396 INFO kablam!     |
Sep 01 19:47:51.396 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 01 19:47:51.396 INFO kablam!     |              ----^^^
Sep 01 19:47:51.396 INFO kablam!     |              |
Sep 01 19:47:51.396 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:51.396 INFO kablam! 
Sep 01 19:47:51.398 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:51.398 INFO kablam!    --> src/tree.rs:308:14
Sep 01 19:47:51.398 INFO kablam!     |
Sep 01 19:47:51.398 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 01 19:47:51.398 INFO kablam!     |              ----^^^
Sep 01 19:47:51.398 INFO kablam!     |              |
Sep 01 19:47:51.398 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:51.398 INFO kablam! 
Sep 01 19:47:51.399 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:51.399 INFO kablam!    --> src/tree.rs:322:13
Sep 01 19:47:51.399 INFO kablam!     |
Sep 01 19:47:51.399 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 01 19:47:51.399 INFO kablam!     |             ----^^^^^
Sep 01 19:47:51.399 INFO kablam!     |             |
Sep 01 19:47:51.399 INFO kablam!     |             help: remove this `mut`
Sep 01 19:47:51.399 INFO kablam! 
Sep 01 19:47:51.400 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:51.400 INFO kablam!    --> src/tree.rs:328:13
Sep 01 19:47:51.400 INFO kablam!     |
Sep 01 19:47:51.400 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 01 19:47:51.400 INFO kablam!     |             ----^^^^^
Sep 01 19:47:51.400 INFO kablam!     |             |
Sep 01 19:47:51.400 INFO kablam!     |             help: remove this `mut`
Sep 01 19:47:51.400 INFO kablam! 
Sep 01 19:47:52.155 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:52.155 INFO kablam!    --> src/tree.rs:268:14
Sep 01 19:47:52.156 INFO kablam!     |
Sep 01 19:47:52.156 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 01 19:47:52.156 INFO kablam!     |              ----^^^^^
Sep 01 19:47:52.156 INFO kablam!     |              |
Sep 01 19:47:52.156 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:52.156 INFO kablam!     |
Sep 01 19:47:52.156 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 19:47:52.156 INFO kablam! 
Sep 01 19:47:52.157 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:52.157 INFO kablam!    --> src/tree.rs:282:14
Sep 01 19:47:52.157 INFO kablam!     |
Sep 01 19:47:52.157 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 01 19:47:52.157 INFO kablam!     |              ----^^^^^
Sep 01 19:47:52.157 INFO kablam!     |              |
Sep 01 19:47:52.157 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:52.157 INFO kablam! 
Sep 01 19:47:52.159 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:52.159 INFO kablam!    --> src/tree.rs:295:14
Sep 01 19:47:52.159 INFO kablam!     |
Sep 01 19:47:52.159 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 01 19:47:52.159 INFO kablam!     |              ----^^^
Sep 01 19:47:52.159 INFO kablam!     |              |
Sep 01 19:47:52.159 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:52.159 INFO kablam! 
Sep 01 19:47:52.161 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:52.161 INFO kablam!    --> src/tree.rs:308:14
Sep 01 19:47:52.161 INFO kablam!     |
Sep 01 19:47:52.161 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 01 19:47:52.161 INFO kablam!     |              ----^^^
Sep 01 19:47:52.161 INFO kablam!     |              |
Sep 01 19:47:52.161 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:52.161 INFO kablam! 
Sep 01 19:47:52.162 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:52.162 INFO kablam!    --> src/tree.rs:322:13
Sep 01 19:47:52.162 INFO kablam!     |
Sep 01 19:47:52.162 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 01 19:47:52.162 INFO kablam!     |             ----^^^^^
Sep 01 19:47:52.162 INFO kablam!     |             |
Sep 01 19:47:52.162 INFO kablam!     |             help: remove this `mut`
Sep 01 19:47:52.162 INFO kablam! 
Sep 01 19:47:52.163 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:52.163 INFO kablam!    --> src/tree.rs:328:13
Sep 01 19:47:52.163 INFO kablam!     |
Sep 01 19:47:52.163 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 01 19:47:52.163 INFO kablam!     |             ----^^^^^
Sep 01 19:47:52.163 INFO kablam!     |             |
Sep 01 19:47:52.163 INFO kablam!     |             help: remove this `mut`
Sep 01 19:47:52.163 INFO kablam! 
Sep 01 19:47:52.660 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 18.85s
Sep 01 19:47:52.666 INFO kablam! su: No module specific data is present
Sep 01 19:47:53.073 INFO running `"docker" "rm" "-f" "72a159611be5b51c065d2ca4a243e045d7a939d0a077f8ef436509ea96e85898"`
Sep 01 19:47:53.175 INFO blam! 72a159611be5b51c065d2ca4a243e045d7a939d0a077f8ef436509ea96e85898