Nov 01 16:59:16.138 INFO checking rust_lsp-0.6.1 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 16:59:16.139 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 16:59:16.396 INFO blam! fc1729688e1e587103553e8e3d60db0e23a2a1f14d60917aa8953248745f2e57
Nov 01 16:59:16.400 INFO running `"docker" "start" "-a" "fc1729688e1e587103553e8e3d60db0e23a2a1f14d60917aa8953248745f2e57"`
Nov 01 16:59:16.908 INFO kablam! usermod: no changes
Nov 01 16:59:16.992 INFO kablam!     Checking rustdt_util v0.2.3
Nov 01 16:59:16.992 INFO kablam!    Compiling syn v0.10.8
Nov 01 16:59:16.992 INFO kablam!     Checking url v1.7.1
Nov 01 16:59:17.675 INFO kablam!     Checking rustdt-json_rpc v0.3.0
Nov 01 16:59:22.044 INFO kablam!    Compiling serde_codegen_internals v0.11.3
Nov 01 16:59:23.627 INFO kablam!    Compiling serde_codegen v0.8.23
Nov 01 16:59:27.588 INFO kablam!    Compiling serde_derive v0.8.23
Nov 01 16:59:31.960 INFO kablam!     Checking languageserver-types v0.6.1
Nov 01 16:59:36.074 INFO kablam!     Checking rust_lsp v0.6.1 (/source)
Nov 01 16:59:39.744 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:59:39.745 INFO kablam!   --> src/lsp.rs:75:9
Nov 01 16:59:39.745 INFO kablam!    |
Nov 01 16:59:39.746 INFO kablam! 75 |         mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER
Nov 01 16:59:39.746 INFO kablam!    |         ----^^^^^^^^^^
Nov 01 16:59:39.746 INFO kablam!    |         |
Nov 01 16:59:39.746 INFO kablam!    |         help: remove this `mut`
Nov 01 16:59:39.747 INFO kablam!    |
Nov 01 16:59:39.747 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 16:59:39.747 INFO kablam! 
Nov 01 16:59:39.747 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:59:39.748 INFO kablam!   --> src/lsp.rs:95:9
Nov 01 16:59:39.748 INFO kablam!    |
Nov 01 16:59:39.748 INFO kablam! 95 |         mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box<RequestHandler>
Nov 01 16:59:39.749 INFO kablam!    |         ----^^^^^^^^^^
Nov 01 16:59:39.749 INFO kablam!    |         |
Nov 01 16:59:39.749 INFO kablam!    |         help: remove this `mut`
Nov 01 16:59:39.749 INFO kablam! 
Nov 01 16:59:39.800 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:59:39.800 INFO kablam!   --> src/lsp.rs:75:9
Nov 01 16:59:39.801 INFO kablam!    |
Nov 01 16:59:39.801 INFO kablam! 75 |         mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER
Nov 01 16:59:39.801 INFO kablam!    |         ----^^^^^^^^^^
Nov 01 16:59:39.801 INFO kablam!    |         |
Nov 01 16:59:39.801 INFO kablam!    |         help: remove this `mut`
Nov 01 16:59:39.801 INFO kablam!    |
Nov 01 16:59:39.801 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 16:59:39.801 INFO kablam! 
Nov 01 16:59:39.801 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:59:39.801 INFO kablam!   --> src/lsp.rs:95:9
Nov 01 16:59:39.801 INFO kablam!    |
Nov 01 16:59:39.801 INFO kablam! 95 |         mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box<RequestHandler>
Nov 01 16:59:39.801 INFO kablam!    |         ----^^^^^^^^^^
Nov 01 16:59:39.801 INFO kablam!    |         |
Nov 01 16:59:39.801 INFO kablam!    |         help: remove this `mut`
Nov 01 16:59:39.801 INFO kablam! 
Nov 01 16:59:40.616 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.69s
Nov 01 16:59:40.624 INFO kablam! su: No module specific data is present
Nov 01 16:59:41.314 INFO running `"docker" "rm" "-f" "fc1729688e1e587103553e8e3d60db0e23a2a1f14d60917aa8953248745f2e57"`
Nov 01 16:59:41.633 INFO blam! fc1729688e1e587103553e8e3d60db0e23a2a1f14d60917aa8953248745f2e57