Aug 31 09:36:45.883 INFO checking vertree-0.2.2 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 09:36:45.883 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 09:36:45.883 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 09:36:46.054 INFO blam! 796ded7ad9b0be8d432a9ffdc68c936f6b534299a7d9f25377f542d506661aea
Aug 31 09:36:46.056 INFO running `"docker" "start" "-a" "796ded7ad9b0be8d432a9ffdc68c936f6b534299a7d9f25377f542d506661aea"`
Aug 31 09:36:46.799 INFO kablam!     Checking rmp v0.8.7
Aug 31 09:36:48.149 INFO kablam!     Checking rmp-serde v0.13.7
Aug 31 09:36:49.867 INFO kablam!     Checking vertree v0.2.2 (file:///source)
Aug 31 09:36:52.705 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:52.705 INFO kablam!    --> src/tree.rs:268:14
Aug 31 09:36:52.705 INFO kablam!     |
Aug 31 09:36:52.705 INFO kablam! 268 |         let (mut queue, version, tree) = {
Aug 31 09:36:52.705 INFO kablam!     |              ----^^^^^
Aug 31 09:36:52.705 INFO kablam!     |              |
Aug 31 09:36:52.705 INFO kablam!     |              help: remove this `mut`
Aug 31 09:36:52.705 INFO kablam!     |
Aug 31 09:36:52.705 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 09:36:52.705 INFO kablam! 
Aug 31 09:36:52.707 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:52.707 INFO kablam!    --> src/tree.rs:282:14
Aug 31 09:36:52.707 INFO kablam!     |
Aug 31 09:36:52.707 INFO kablam! 282 |         let (mut queue, version, tree) = {
Aug 31 09:36:52.707 INFO kablam!     |              ----^^^^^
Aug 31 09:36:52.707 INFO kablam!     |              |
Aug 31 09:36:52.707 INFO kablam!     |              help: remove this `mut`
Aug 31 09:36:52.707 INFO kablam! 
Aug 31 09:36:52.711 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:52.711 INFO kablam!    --> src/tree.rs:295:14
Aug 31 09:36:52.711 INFO kablam!     |
Aug 31 09:36:52.711 INFO kablam! 295 |         let (mut set, version, tree) = {
Aug 31 09:36:52.711 INFO kablam!     |              ----^^^
Aug 31 09:36:52.711 INFO kablam!     |              |
Aug 31 09:36:52.711 INFO kablam!     |              help: remove this `mut`
Aug 31 09:36:52.711 INFO kablam! 
Aug 31 09:36:52.712 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:52.712 INFO kablam!    --> src/tree.rs:308:14
Aug 31 09:36:52.712 INFO kablam!     |
Aug 31 09:36:52.712 INFO kablam! 308 |         let (mut set, version, tree) = {
Aug 31 09:36:52.712 INFO kablam!     |              ----^^^
Aug 31 09:36:52.712 INFO kablam!     |              |
Aug 31 09:36:52.712 INFO kablam!     |              help: remove this `mut`
Aug 31 09:36:52.712 INFO kablam! 
Aug 31 09:36:52.715 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:52.715 INFO kablam!    --> src/tree.rs:322:13
Aug 31 09:36:52.715 INFO kablam!     |
Aug 31 09:36:52.715 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Aug 31 09:36:52.715 INFO kablam!     |             ----^^^^^
Aug 31 09:36:52.716 INFO kablam!     |             |
Aug 31 09:36:52.716 INFO kablam!     |             help: remove this `mut`
Aug 31 09:36:52.716 INFO kablam! 
Aug 31 09:36:52.716 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:52.716 INFO kablam!    --> src/tree.rs:328:13
Aug 31 09:36:52.716 INFO kablam!     |
Aug 31 09:36:52.716 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Aug 31 09:36:52.716 INFO kablam!     |             ----^^^^^
Aug 31 09:36:52.716 INFO kablam!     |             |
Aug 31 09:36:52.716 INFO kablam!     |             help: remove this `mut`
Aug 31 09:36:52.716 INFO kablam! 
Aug 31 09:36:53.418 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:53.418 INFO kablam!    --> src/tree.rs:268:14
Aug 31 09:36:53.418 INFO kablam!     |
Aug 31 09:36:53.418 INFO kablam! 268 |         let (mut queue, version, tree) = {
Aug 31 09:36:53.418 INFO kablam!     |              ----^^^^^
Aug 31 09:36:53.418 INFO kablam!     |              |
Aug 31 09:36:53.418 INFO kablam!     |              help: remove this `mut`
Aug 31 09:36:53.418 INFO kablam!     |
Aug 31 09:36:53.418 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 09:36:53.418 INFO kablam! 
Aug 31 09:36:53.419 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:53.419 INFO kablam!    --> src/tree.rs:282:14
Aug 31 09:36:53.419 INFO kablam!     |
Aug 31 09:36:53.419 INFO kablam! 282 |         let (mut queue, version, tree) = {
Aug 31 09:36:53.419 INFO kablam!     |              ----^^^^^
Aug 31 09:36:53.419 INFO kablam!     |              |
Aug 31 09:36:53.420 INFO kablam!     |              help: remove this `mut`
Aug 31 09:36:53.420 INFO kablam! 
Aug 31 09:36:53.422 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:53.422 INFO kablam!    --> src/tree.rs:295:14
Aug 31 09:36:53.422 INFO kablam!     |
Aug 31 09:36:53.422 INFO kablam! 295 |         let (mut set, version, tree) = {
Aug 31 09:36:53.422 INFO kablam!     |              ----^^^
Aug 31 09:36:53.422 INFO kablam!     |              |
Aug 31 09:36:53.422 INFO kablam!     |              help: remove this `mut`
Aug 31 09:36:53.422 INFO kablam! 
Aug 31 09:36:53.424 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:53.424 INFO kablam!    --> src/tree.rs:308:14
Aug 31 09:36:53.424 INFO kablam!     |
Aug 31 09:36:53.424 INFO kablam! 308 |         let (mut set, version, tree) = {
Aug 31 09:36:53.424 INFO kablam!     |              ----^^^
Aug 31 09:36:53.424 INFO kablam!     |              |
Aug 31 09:36:53.424 INFO kablam!     |              help: remove this `mut`
Aug 31 09:36:53.424 INFO kablam! 
Aug 31 09:36:53.425 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:53.425 INFO kablam!    --> src/tree.rs:322:13
Aug 31 09:36:53.425 INFO kablam!     |
Aug 31 09:36:53.425 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Aug 31 09:36:53.425 INFO kablam!     |             ----^^^^^
Aug 31 09:36:53.426 INFO kablam!     |             |
Aug 31 09:36:53.426 INFO kablam!     |             help: remove this `mut`
Aug 31 09:36:53.426 INFO kablam! 
Aug 31 09:36:53.427 INFO kablam! warning: variable does not need to be mutable
Aug 31 09:36:53.427 INFO kablam!    --> src/tree.rs:328:13
Aug 31 09:36:53.427 INFO kablam!     |
Aug 31 09:36:53.427 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Aug 31 09:36:53.427 INFO kablam!     |             ----^^^^^
Aug 31 09:36:53.427 INFO kablam!     |             |
Aug 31 09:36:53.427 INFO kablam!     |             help: remove this `mut`
Aug 31 09:36:53.427 INFO kablam! 
Aug 31 09:36:53.919 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.24s
Aug 31 09:36:53.927 INFO kablam! su: No module specific data is present
Aug 31 09:36:54.283 INFO running `"docker" "rm" "-f" "796ded7ad9b0be8d432a9ffdc68c936f6b534299a7d9f25377f542d506661aea"`
Aug 31 09:36:54.382 INFO blam! 796ded7ad9b0be8d432a9ffdc68c936f6b534299a7d9f25377f542d506661aea