Sep 17 15:15:58.986 INFO checking vertree-0.2.2 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 15:15:58.986 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 15:15:58.986 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-2/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 15:15:59.267 INFO blam! 84b86e91db94bb725704efe9733eab02c592c3dc96fd9e157f87fd104d317a5d
Sep 17 15:15:59.269 INFO running `"docker" "start" "-a" "84b86e91db94bb725704efe9733eab02c592c3dc96fd9e157f87fd104d317a5d"`
Sep 17 15:16:00.310 INFO kablam! usermod: no changes
Sep 17 15:16:00.475 INFO kablam!    Compiling serde v1.0.79
Sep 17 15:16:00.475 INFO kablam!     Checking assert_matches v1.3.0
Sep 17 15:16:00.481 INFO kablam!     Checking rmp v0.8.7
Sep 17 15:16:12.113 INFO kablam!     Checking rmp-serde v0.13.7
Sep 17 15:16:13.051 INFO kablam!     Checking vertree v0.2.2 (/source)
Sep 17 15:16:14.871 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:14.871 INFO kablam!    --> src/tree.rs:268:14
Sep 17 15:16:14.871 INFO kablam!     |
Sep 17 15:16:14.871 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 17 15:16:14.871 INFO kablam!     |              ----^^^^^
Sep 17 15:16:14.871 INFO kablam!     |              |
Sep 17 15:16:14.871 INFO kablam!     |              help: remove this `mut`
Sep 17 15:16:14.871 INFO kablam!     |
Sep 17 15:16:14.871 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 17 15:16:14.871 INFO kablam! 
Sep 17 15:16:14.871 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:14.871 INFO kablam!    --> src/tree.rs:282:14
Sep 17 15:16:14.871 INFO kablam!     |
Sep 17 15:16:14.871 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 17 15:16:14.871 INFO kablam!     |              ----^^^^^
Sep 17 15:16:14.871 INFO kablam!     |              |
Sep 17 15:16:14.871 INFO kablam!     |              help: remove this `mut`
Sep 17 15:16:14.871 INFO kablam! 
Sep 17 15:16:14.871 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:14.871 INFO kablam!    --> src/tree.rs:295:14
Sep 17 15:16:14.871 INFO kablam!     |
Sep 17 15:16:14.871 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 17 15:16:14.871 INFO kablam!     |              ----^^^
Sep 17 15:16:14.871 INFO kablam!     |              |
Sep 17 15:16:14.871 INFO kablam!     |              help: remove this `mut`
Sep 17 15:16:14.872 INFO kablam! 
Sep 17 15:16:14.872 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:14.872 INFO kablam!    --> src/tree.rs:308:14
Sep 17 15:16:14.872 INFO kablam!     |
Sep 17 15:16:14.872 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 17 15:16:14.872 INFO kablam!     |              ----^^^
Sep 17 15:16:14.872 INFO kablam!     |              |
Sep 17 15:16:14.872 INFO kablam!     |              help: remove this `mut`
Sep 17 15:16:14.872 INFO kablam! 
Sep 17 15:16:14.872 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:14.872 INFO kablam!    --> src/tree.rs:322:13
Sep 17 15:16:14.872 INFO kablam!     |
Sep 17 15:16:14.872 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 17 15:16:14.872 INFO kablam!     |             ----^^^^^
Sep 17 15:16:14.872 INFO kablam!     |             |
Sep 17 15:16:14.872 INFO kablam!     |             help: remove this `mut`
Sep 17 15:16:14.872 INFO kablam! 
Sep 17 15:16:14.872 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:14.872 INFO kablam!    --> src/tree.rs:328:13
Sep 17 15:16:14.872 INFO kablam!     |
Sep 17 15:16:14.872 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 17 15:16:14.872 INFO kablam!     |             ----^^^^^
Sep 17 15:16:14.872 INFO kablam!     |             |
Sep 17 15:16:14.872 INFO kablam!     |             help: remove this `mut`
Sep 17 15:16:14.872 INFO kablam! 
Sep 17 15:16:15.016 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:15.016 INFO kablam!    --> src/tree.rs:268:14
Sep 17 15:16:15.017 INFO kablam!     |
Sep 17 15:16:15.017 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 17 15:16:15.017 INFO kablam!     |              ----^^^^^
Sep 17 15:16:15.018 INFO kablam!     |              |
Sep 17 15:16:15.018 INFO kablam!     |              help: remove this `mut`
Sep 17 15:16:15.018 INFO kablam!     |
Sep 17 15:16:15.019 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 17 15:16:15.019 INFO kablam! 
Sep 17 15:16:15.019 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:15.020 INFO kablam!    --> src/tree.rs:282:14
Sep 17 15:16:15.020 INFO kablam!     |
Sep 17 15:16:15.020 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 17 15:16:15.021 INFO kablam!     |              ----^^^^^
Sep 17 15:16:15.021 INFO kablam!     |              |
Sep 17 15:16:15.021 INFO kablam!     |              help: remove this `mut`
Sep 17 15:16:15.022 INFO kablam! 
Sep 17 15:16:15.023 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:15.023 INFO kablam!    --> src/tree.rs:295:14
Sep 17 15:16:15.023 INFO kablam!     |
Sep 17 15:16:15.024 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 17 15:16:15.024 INFO kablam!     |              ----^^^
Sep 17 15:16:15.025 INFO kablam!     |              |
Sep 17 15:16:15.025 INFO kablam!     |              help: remove this `mut`
Sep 17 15:16:15.025 INFO kablam! 
Sep 17 15:16:15.026 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:15.026 INFO kablam!    --> src/tree.rs:308:14
Sep 17 15:16:15.026 INFO kablam!     |
Sep 17 15:16:15.026 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 17 15:16:15.026 INFO kablam!     |              ----^^^
Sep 17 15:16:15.027 INFO kablam!     |              |
Sep 17 15:16:15.027 INFO kablam!     |              help: remove this `mut`
Sep 17 15:16:15.027 INFO kablam! 
Sep 17 15:16:15.027 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:15.028 INFO kablam!    --> src/tree.rs:322:13
Sep 17 15:16:15.028 INFO kablam!     |
Sep 17 15:16:15.028 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 17 15:16:15.029 INFO kablam!     |             ----^^^^^
Sep 17 15:16:15.029 INFO kablam!     |             |
Sep 17 15:16:15.029 INFO kablam!     |             help: remove this `mut`
Sep 17 15:16:15.029 INFO kablam! 
Sep 17 15:16:15.029 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:16:15.029 INFO kablam!    --> src/tree.rs:328:13
Sep 17 15:16:15.029 INFO kablam!     |
Sep 17 15:16:15.029 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 17 15:16:15.029 INFO kablam!     |             ----^^^^^
Sep 17 15:16:15.029 INFO kablam!     |             |
Sep 17 15:16:15.029 INFO kablam!     |             help: remove this `mut`
Sep 17 15:16:15.029 INFO kablam! 
Sep 17 15:16:16.009 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.64s
Sep 17 15:16:16.020 INFO kablam! su: No module specific data is present
Sep 17 15:16:17.286 INFO running `"docker" "rm" "-f" "84b86e91db94bb725704efe9733eab02c592c3dc96fd9e157f87fd104d317a5d"`
Sep 17 15:16:17.635 INFO blam! 84b86e91db94bb725704efe9733eab02c592c3dc96fd9e157f87fd104d317a5d