Aug 17 06:59:43.068 INFO checking vertree-0.2.2 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 06:59:43.068 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 06:59:43.068 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 06:59:43.068 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 06:59:43.349 INFO blam! 74287d8a5f8e1c21756d3dbeed641633eb967431987a6480600b28eee3b18878
Aug 17 06:59:43.349 INFO running `"docker" "start" "-a" "74287d8a5f8e1c21756d3dbeed641633eb967431987a6480600b28eee3b18878"`
Aug 17 06:59:44.761 INFO kablam!    Compiling serde v1.0.71
Aug 17 06:59:44.766 INFO kablam!     Checking assert_matches v1.3.0
Aug 17 06:59:44.785 INFO kablam!     Checking rmp v0.8.7
Aug 17 06:59:44.789 INFO kablam!     Checking env_logger v0.3.5
Aug 17 06:59:47.272 INFO kablam!     Checking quickcheck v0.4.1
Aug 17 07:00:12.595 INFO kablam!     Checking rmp-serde v0.13.7
Aug 17 07:00:15.085 INFO kablam!     Checking vertree v0.2.2 (file:///source)
Aug 17 07:00:20.456 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:20.456 INFO kablam!    --> src/tree.rs:268:14
Aug 17 07:00:20.456 INFO kablam!     |
Aug 17 07:00:20.456 INFO kablam! 268 |         let (mut queue, version, tree) = {
Aug 17 07:00:20.456 INFO kablam!     |              ----^^^^^
Aug 17 07:00:20.456 INFO kablam!     |              |
Aug 17 07:00:20.456 INFO kablam!     |              help: remove this `mut`
Aug 17 07:00:20.456 INFO kablam!     |
Aug 17 07:00:20.456 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 07:00:20.456 INFO kablam! 
Aug 17 07:00:20.458 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:20.458 INFO kablam!    --> src/tree.rs:282:14
Aug 17 07:00:20.458 INFO kablam!     |
Aug 17 07:00:20.458 INFO kablam! 282 |         let (mut queue, version, tree) = {
Aug 17 07:00:20.458 INFO kablam!     |              ----^^^^^
Aug 17 07:00:20.458 INFO kablam!     |              |
Aug 17 07:00:20.458 INFO kablam!     |              help: remove this `mut`
Aug 17 07:00:20.458 INFO kablam! 
Aug 17 07:00:20.461 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:20.461 INFO kablam!    --> src/tree.rs:295:14
Aug 17 07:00:20.461 INFO kablam!     |
Aug 17 07:00:20.461 INFO kablam! 295 |         let (mut set, version, tree) = {
Aug 17 07:00:20.461 INFO kablam!     |              ----^^^
Aug 17 07:00:20.461 INFO kablam!     |              |
Aug 17 07:00:20.461 INFO kablam!     |              help: remove this `mut`
Aug 17 07:00:20.461 INFO kablam! 
Aug 17 07:00:20.484 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:20.484 INFO kablam!    --> src/tree.rs:308:14
Aug 17 07:00:20.484 INFO kablam!     |
Aug 17 07:00:20.484 INFO kablam! 308 |         let (mut set, version, tree) = {
Aug 17 07:00:20.484 INFO kablam!     |              ----^^^
Aug 17 07:00:20.484 INFO kablam!     |              |
Aug 17 07:00:20.484 INFO kablam!     |              help: remove this `mut`
Aug 17 07:00:20.490 INFO kablam! 
Aug 17 07:00:20.493 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:20.493 INFO kablam!    --> src/tree.rs:322:13
Aug 17 07:00:20.493 INFO kablam!     |
Aug 17 07:00:20.493 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Aug 17 07:00:20.493 INFO kablam!     |             ----^^^^^
Aug 17 07:00:20.493 INFO kablam!     |             |
Aug 17 07:00:20.493 INFO kablam!     |             help: remove this `mut`
Aug 17 07:00:20.493 INFO kablam! 
Aug 17 07:00:20.494 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:20.495 INFO kablam!    --> src/tree.rs:328:13
Aug 17 07:00:20.495 INFO kablam!     |
Aug 17 07:00:20.495 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Aug 17 07:00:20.495 INFO kablam!     |             ----^^^^^
Aug 17 07:00:20.495 INFO kablam!     |             |
Aug 17 07:00:20.495 INFO kablam!     |             help: remove this `mut`
Aug 17 07:00:20.495 INFO kablam! 
Aug 17 07:00:21.065 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:21.065 INFO kablam!    --> src/tree.rs:268:14
Aug 17 07:00:21.065 INFO kablam!     |
Aug 17 07:00:21.065 INFO kablam! 268 |         let (mut queue, version, tree) = {
Aug 17 07:00:21.065 INFO kablam!     |              ----^^^^^
Aug 17 07:00:21.065 INFO kablam!     |              |
Aug 17 07:00:21.065 INFO kablam!     |              help: remove this `mut`
Aug 17 07:00:21.065 INFO kablam!     |
Aug 17 07:00:21.065 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 07:00:21.065 INFO kablam! 
Aug 17 07:00:21.083 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:21.083 INFO kablam!    --> src/tree.rs:282:14
Aug 17 07:00:21.083 INFO kablam!     |
Aug 17 07:00:21.083 INFO kablam! 282 |         let (mut queue, version, tree) = {
Aug 17 07:00:21.083 INFO kablam!     |              ----^^^^^
Aug 17 07:00:21.083 INFO kablam!     |              |
Aug 17 07:00:21.083 INFO kablam!     |              help: remove this `mut`
Aug 17 07:00:21.083 INFO kablam! 
Aug 17 07:00:21.086 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:21.086 INFO kablam!    --> src/tree.rs:295:14
Aug 17 07:00:21.086 INFO kablam!     |
Aug 17 07:00:21.086 INFO kablam! 295 |         let (mut set, version, tree) = {
Aug 17 07:00:21.086 INFO kablam!     |              ----^^^
Aug 17 07:00:21.086 INFO kablam!     |              |
Aug 17 07:00:21.086 INFO kablam!     |              help: remove this `mut`
Aug 17 07:00:21.086 INFO kablam! 
Aug 17 07:00:21.088 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:21.088 INFO kablam!    --> src/tree.rs:308:14
Aug 17 07:00:21.088 INFO kablam!     |
Aug 17 07:00:21.089 INFO kablam! 308 |         let (mut set, version, tree) = {
Aug 17 07:00:21.089 INFO kablam!     |              ----^^^
Aug 17 07:00:21.089 INFO kablam!     |              |
Aug 17 07:00:21.089 INFO kablam!     |              help: remove this `mut`
Aug 17 07:00:21.089 INFO kablam! 
Aug 17 07:00:21.090 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:21.090 INFO kablam!    --> src/tree.rs:322:13
Aug 17 07:00:21.090 INFO kablam!     |
Aug 17 07:00:21.090 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Aug 17 07:00:21.090 INFO kablam!     |             ----^^^^^
Aug 17 07:00:21.090 INFO kablam!     |             |
Aug 17 07:00:21.090 INFO kablam!     |             help: remove this `mut`
Aug 17 07:00:21.091 INFO kablam! 
Aug 17 07:00:21.092 INFO kablam! warning: variable does not need to be mutable
Aug 17 07:00:21.092 INFO kablam!    --> src/tree.rs:328:13
Aug 17 07:00:21.092 INFO kablam!     |
Aug 17 07:00:21.092 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Aug 17 07:00:21.092 INFO kablam!     |             ----^^^^^
Aug 17 07:00:21.092 INFO kablam!     |             |
Aug 17 07:00:21.092 INFO kablam!     |             help: remove this `mut`
Aug 17 07:00:21.092 INFO kablam! 
Aug 17 07:00:23.441 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 38.87s
Aug 17 07:00:23.466 INFO kablam! su: No module specific data is present
Aug 17 07:00:23.960 INFO running `"docker" "rm" "-f" "74287d8a5f8e1c21756d3dbeed641633eb967431987a6480600b28eee3b18878"`
Aug 17 07:00:24.124 INFO blam! 74287d8a5f8e1c21756d3dbeed641633eb967431987a6480600b28eee3b18878