Sep 06 00:49:17.144 INFO checking rust_lsp-0.6.1 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 00:49:17.144 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 00:49:17.144 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 00:49:17.340 INFO blam! 2b49f4967c017b5cde7d9278b664d901a125e003f0f8ce450c0e33337164672f
Sep 06 00:49:17.342 INFO running `"docker" "start" "-a" "2b49f4967c017b5cde7d9278b664d901a125e003f0f8ce450c0e33337164672f"`
Sep 06 00:49:17.954 INFO kablam! usermod: no changes
Sep 06 00:49:18.043 INFO kablam!     Checking rustdt_util v0.2.3
Sep 06 00:49:18.044 INFO kablam!     Checking url v1.7.1
Sep 06 00:49:18.314 INFO kablam!     Checking rustdt-json_rpc v0.3.0
Sep 06 00:49:19.538 INFO kablam!     Checking languageserver-types v0.6.1
Sep 06 00:49:22.717 INFO kablam!     Checking rust_lsp v0.6.1 (file:///source)
Sep 06 00:49:23.730 INFO kablam! warning: variable does not need to be mutable
Sep 06 00:49:23.730 INFO kablam!   --> src/lsp.rs:75:9
Sep 06 00:49:23.730 INFO kablam!    |
Sep 06 00:49:23.730 INFO kablam! 75 |         mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER
Sep 06 00:49:23.730 INFO kablam!    |         ----^^^^^^^^^^
Sep 06 00:49:23.730 INFO kablam!    |         |
Sep 06 00:49:23.730 INFO kablam!    |         help: remove this `mut`
Sep 06 00:49:23.730 INFO kablam!    |
Sep 06 00:49:23.730 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 00:49:23.730 INFO kablam! 
Sep 06 00:49:23.730 INFO kablam! warning: variable does not need to be mutable
Sep 06 00:49:23.730 INFO kablam!   --> src/lsp.rs:95:9
Sep 06 00:49:23.730 INFO kablam!    |
Sep 06 00:49:23.730 INFO kablam! 95 |         mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box<RequestHandler>
Sep 06 00:49:23.730 INFO kablam!    |         ----^^^^^^^^^^
Sep 06 00:49:23.730 INFO kablam!    |         |
Sep 06 00:49:23.730 INFO kablam!    |         help: remove this `mut`
Sep 06 00:49:23.730 INFO kablam! 
Sep 06 00:49:23.817 INFO kablam! warning: variable does not need to be mutable
Sep 06 00:49:23.817 INFO kablam!   --> src/lsp.rs:75:9
Sep 06 00:49:23.817 INFO kablam!    |
Sep 06 00:49:23.817 INFO kablam! 75 |         mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER
Sep 06 00:49:23.817 INFO kablam!    |         ----^^^^^^^^^^
Sep 06 00:49:23.817 INFO kablam!    |         |
Sep 06 00:49:23.817 INFO kablam!    |         help: remove this `mut`
Sep 06 00:49:23.817 INFO kablam!    |
Sep 06 00:49:23.817 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 00:49:23.817 INFO kablam! 
Sep 06 00:49:23.821 INFO kablam! warning: variable does not need to be mutable
Sep 06 00:49:23.821 INFO kablam!   --> src/lsp.rs:95:9
Sep 06 00:49:23.821 INFO kablam!    |
Sep 06 00:49:23.821 INFO kablam! 95 |         mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box<RequestHandler>
Sep 06 00:49:23.821 INFO kablam!    |         ----^^^^^^^^^^
Sep 06 00:49:23.821 INFO kablam!    |         |
Sep 06 00:49:23.821 INFO kablam!    |         help: remove this `mut`
Sep 06 00:49:23.821 INFO kablam! 
Sep 06 00:49:24.033 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.06s
Sep 06 00:49:24.037 INFO kablam! su: No module specific data is present
Sep 06 00:49:27.159 INFO running `"docker" "rm" "-f" "2b49f4967c017b5cde7d9278b664d901a125e003f0f8ce450c0e33337164672f"`
Sep 06 00:49:27.271 INFO blam! 2b49f4967c017b5cde7d9278b664d901a125e003f0f8ce450c0e33337164672f