Jul 11 18:13:52.147 INFO checking vertree-0.2.2 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 11 18:13:52.147 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 18:13:52.147 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 18:13:52.147 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-2/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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 +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 18:13:52.443 INFO blam! 9e84f5d095d306b8a043a141fde90d03b133b41fe25bbf440da95c2a4202ffce
Jul 11 18:13:52.445 INFO running `"docker" "start" "-a" "9e84f5d095d306b8a043a141fde90d03b133b41fe25bbf440da95c2a4202ffce"`
Jul 11 18:13:53.735 INFO kablam!    Compiling serde v1.0.70
Jul 11 18:13:53.749 INFO kablam!     Checking assert_matches v1.2.0
Jul 11 18:13:53.754 INFO kablam!     Checking rmp v0.8.7
Jul 11 18:13:53.757 INFO kablam!     Checking quickcheck v0.4.1
Jul 11 18:14:23.119 INFO kablam!     Checking rmp-serde v0.13.7
Jul 11 18:14:24.642 INFO kablam!     Checking vertree v0.2.2 (file:///source)
Jul 11 18:14:28.513 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.513 INFO kablam!    --> src/tree.rs:268:14
Jul 11 18:14:28.513 INFO kablam!     |
Jul 11 18:14:28.513 INFO kablam! 268 |         let (mut queue, version, tree) = {
Jul 11 18:14:28.513 INFO kablam!     |              ----^^^^^
Jul 11 18:14:28.513 INFO kablam!     |              |
Jul 11 18:14:28.513 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:28.513 INFO kablam!     |
Jul 11 18:14:28.514 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 18:14:28.514 INFO kablam! 
Jul 11 18:14:28.515 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.516 INFO kablam!    --> src/tree.rs:282:14
Jul 11 18:14:28.516 INFO kablam!     |
Jul 11 18:14:28.516 INFO kablam! 282 |         let (mut queue, version, tree) = {
Jul 11 18:14:28.516 INFO kablam!     |              ----^^^^^
Jul 11 18:14:28.516 INFO kablam!     |              |
Jul 11 18:14:28.516 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:28.516 INFO kablam! 
Jul 11 18:14:28.519 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.519 INFO kablam!    --> src/tree.rs:295:14
Jul 11 18:14:28.519 INFO kablam!     |
Jul 11 18:14:28.519 INFO kablam! 295 |         let (mut set, version, tree) = {
Jul 11 18:14:28.519 INFO kablam!     |              ----^^^
Jul 11 18:14:28.519 INFO kablam!     |              |
Jul 11 18:14:28.519 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:28.519 INFO kablam! 
Jul 11 18:14:28.533 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.533 INFO kablam!    --> src/tree.rs:308:14
Jul 11 18:14:28.533 INFO kablam!     |
Jul 11 18:14:28.533 INFO kablam! 308 |         let (mut set, version, tree) = {
Jul 11 18:14:28.533 INFO kablam!     |              ----^^^
Jul 11 18:14:28.533 INFO kablam!     |              |
Jul 11 18:14:28.533 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:28.533 INFO kablam! 
Jul 11 18:14:28.535 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.535 INFO kablam!    --> src/tree.rs:322:13
Jul 11 18:14:28.535 INFO kablam!     |
Jul 11 18:14:28.535 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Jul 11 18:14:28.535 INFO kablam!     |             ----^^^^^
Jul 11 18:14:28.535 INFO kablam!     |             |
Jul 11 18:14:28.535 INFO kablam!     |             help: remove this `mut`
Jul 11 18:14:28.535 INFO kablam! 
Jul 11 18:14:28.536 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.536 INFO kablam!    --> src/tree.rs:328:13
Jul 11 18:14:28.536 INFO kablam!     |
Jul 11 18:14:28.536 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Jul 11 18:14:28.536 INFO kablam!     |             ----^^^^^
Jul 11 18:14:28.536 INFO kablam!     |             |
Jul 11 18:14:28.536 INFO kablam!     |             help: remove this `mut`
Jul 11 18:14:28.537 INFO kablam! 
Jul 11 18:14:29.474 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:29.475 INFO kablam!    --> src/tree.rs:268:14
Jul 11 18:14:29.475 INFO kablam!     |
Jul 11 18:14:29.475 INFO kablam! 268 |         let (mut queue, version, tree) = {
Jul 11 18:14:29.475 INFO kablam!     |              ----^^^^^
Jul 11 18:14:29.475 INFO kablam!     |              |
Jul 11 18:14:29.475 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:29.475 INFO kablam!     |
Jul 11 18:14:29.476 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 18:14:29.476 INFO kablam! 
Jul 11 18:14:29.479 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:29.479 INFO kablam!    --> src/tree.rs:282:14
Jul 11 18:14:29.479 INFO kablam!     |
Jul 11 18:14:29.479 INFO kablam! 282 |         let (mut queue, version, tree) = {
Jul 11 18:14:29.479 INFO kablam!     |              ----^^^^^
Jul 11 18:14:29.479 INFO kablam!     |              |
Jul 11 18:14:29.479 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:29.480 INFO kablam! 
Jul 11 18:14:29.484 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:29.484 INFO kablam!    --> src/tree.rs:295:14
Jul 11 18:14:29.484 INFO kablam!     |
Jul 11 18:14:29.484 INFO kablam! 295 |         let (mut set, version, tree) = {
Jul 11 18:14:29.484 INFO kablam!     |              ----^^^
Jul 11 18:14:29.484 INFO kablam!     |              |
Jul 11 18:14:29.484 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:29.485 INFO kablam! 
Jul 11 18:14:29.488 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:29.488 INFO kablam!    --> src/tree.rs:308:14
Jul 11 18:14:29.488 INFO kablam!     |
Jul 11 18:14:29.488 INFO kablam! 308 |         let (mut set, version, tree) = {
Jul 11 18:14:29.488 INFO kablam!     |              ----^^^
Jul 11 18:14:29.488 INFO kablam!     |              |
Jul 11 18:14:29.488 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:29.488 INFO kablam! 
Jul 11 18:14:29.491 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:29.491 INFO kablam!    --> src/tree.rs:322:13
Jul 11 18:14:29.491 INFO kablam!     |
Jul 11 18:14:29.491 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Jul 11 18:14:29.491 INFO kablam!     |             ----^^^^^
Jul 11 18:14:29.491 INFO kablam!     |             |
Jul 11 18:14:29.491 INFO kablam!     |             help: remove this `mut`
Jul 11 18:14:29.492 INFO kablam! 
Jul 11 18:14:29.494 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:29.494 INFO kablam!    --> src/tree.rs:328:13
Jul 11 18:14:29.494 INFO kablam!     |
Jul 11 18:14:29.494 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Jul 11 18:14:29.494 INFO kablam!     |             ----^^^^^
Jul 11 18:14:29.494 INFO kablam!     |             |
Jul 11 18:14:29.494 INFO kablam!     |             help: remove this `mut`
Jul 11 18:14:29.495 INFO kablam! 
Jul 11 18:14:30.519 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 36.96s
Jul 11 18:14:30.528 INFO kablam! su: No module specific data is present
Jul 11 18:14:31.075 INFO running `"docker" "rm" "-f" "9e84f5d095d306b8a043a141fde90d03b133b41fe25bbf440da95c2a4202ffce"`
Jul 11 18:14:31.236 INFO blam! 9e84f5d095d306b8a043a141fde90d03b133b41fe25bbf440da95c2a4202ffce