Sep 10 10:36:29.709 INFO checking rustfbp-0.3.34 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 10:36:29.709 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 10:36:29.709 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 10:36:29.886 INFO blam! f23922b94f3b840edbf3747092d119fb8eef389443cfaeb3083321c3866179b6
Sep 10 10:36:29.891 INFO running `"docker" "start" "-a" "f23922b94f3b840edbf3747092d119fb8eef389443cfaeb3083321c3866179b6"`
Sep 10 10:36:30.513 INFO kablam! usermod: no changes
Sep 10 10:36:30.563 INFO kablam!     Checking capnp v0.8.17
Sep 10 10:36:32.057 INFO kablam!     Checking rustfbp v0.3.34 (file:///source)
Sep 10 10:36:32.694 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.694 INFO kablam!    --> src/scheduler.rs:475:32
Sep 10 10:36:32.694 INFO kablam!     |
Sep 10 10:36:32.694 INFO kablam! 475 |                     .and_then(|mut port| {
Sep 10 10:36:32.694 INFO kablam!     |                                ----^^^^
Sep 10 10:36:32.694 INFO kablam!     |                                |
Sep 10 10:36:32.694 INFO kablam!     |                                help: remove this `mut`
Sep 10 10:36:32.694 INFO kablam!     |
Sep 10 10:36:32.694 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 10:36:32.694 INFO kablam! 
Sep 10 10:36:32.694 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.694 INFO kablam!    --> src/scheduler.rs:470:24
Sep 10 10:36:32.694 INFO kablam!     |
Sep 10 10:36:32.694 INFO kablam! 470 |             .and_then(|mut comp| {
Sep 10 10:36:32.694 INFO kablam!     |                        ----^^^^
Sep 10 10:36:32.694 INFO kablam!     |                        |
Sep 10 10:36:32.694 INFO kablam!     |                        help: remove this `mut`
Sep 10 10:36:32.694 INFO kablam! 
Sep 10 10:36:32.734 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.734 INFO kablam!    --> src/scheduler.rs:853:13
Sep 10 10:36:32.734 INFO kablam!     |
Sep 10 10:36:32.734 INFO kablam! 853 |         let mut o_comp = self.agents.get_mut(&id).expect("SchedSate run : agent doesn't exist");
Sep 10 10:36:32.734 INFO kablam!     |             ----^^^^^^
Sep 10 10:36:32.734 INFO kablam!     |             |
Sep 10 10:36:32.734 INFO kablam!     |             help: remove this `mut`
Sep 10 10:36:32.734 INFO kablam! 
Sep 10 10:36:32.734 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.734 INFO kablam!    --> src/scheduler.rs:868:13
Sep 10 10:36:32.734 INFO kablam!     |
Sep 10 10:36:32.734 INFO kablam! 868 |         let mut comp = self.agents.get_mut(&id).expect("SchedState edit_agent : agent doesn't exist");
Sep 10 10:36:32.734 INFO kablam!     |             ----^^^^
Sep 10 10:36:32.734 INFO kablam!     |             |
Sep 10 10:36:32.734 INFO kablam!     |             help: remove this `mut`
Sep 10 10:36:32.734 INFO kablam! 
Sep 10 10:36:32.734 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.734 INFO kablam!    --> src/scheduler.rs:878:22
Sep 10 10:36:32.734 INFO kablam!     |
Sep 10 10:36:32.734 INFO kablam! 878 |     fn edit_one_comp(mut c: &mut BoxedComp, msg: EditCmp) -> Result<()> {
Sep 10 10:36:32.734 INFO kablam!     |                      ----^
Sep 10 10:36:32.734 INFO kablam!     |                      |
Sep 10 10:36:32.734 INFO kablam!     |                      help: remove this `mut`
Sep 10 10:36:32.734 INFO kablam! 
Sep 10 10:36:32.746 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.746 INFO kablam!    --> src/scheduler.rs:475:32
Sep 10 10:36:32.746 INFO kablam!     |
Sep 10 10:36:32.746 INFO kablam! 475 |                     .and_then(|mut port| {
Sep 10 10:36:32.746 INFO kablam!     |                                ----^^^^
Sep 10 10:36:32.746 INFO kablam!     |                                |
Sep 10 10:36:32.746 INFO kablam!     |                                help: remove this `mut`
Sep 10 10:36:32.746 INFO kablam!     |
Sep 10 10:36:32.746 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 10:36:32.746 INFO kablam! 
Sep 10 10:36:32.746 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.746 INFO kablam!    --> src/scheduler.rs:470:24
Sep 10 10:36:32.746 INFO kablam!     |
Sep 10 10:36:32.746 INFO kablam! 470 |             .and_then(|mut comp| {
Sep 10 10:36:32.746 INFO kablam!     |                        ----^^^^
Sep 10 10:36:32.746 INFO kablam!     |                        |
Sep 10 10:36:32.746 INFO kablam!     |                        help: remove this `mut`
Sep 10 10:36:32.746 INFO kablam! 
Sep 10 10:36:32.772 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.772 INFO kablam!    --> src/scheduler.rs:853:13
Sep 10 10:36:32.772 INFO kablam!     |
Sep 10 10:36:32.772 INFO kablam! 853 |         let mut o_comp = self.agents.get_mut(&id).expect("SchedSate run : agent doesn't exist");
Sep 10 10:36:32.772 INFO kablam!     |             ----^^^^^^
Sep 10 10:36:32.772 INFO kablam!     |             |
Sep 10 10:36:32.772 INFO kablam!     |             help: remove this `mut`
Sep 10 10:36:32.772 INFO kablam! 
Sep 10 10:36:32.777 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.777 INFO kablam!    --> src/scheduler.rs:868:13
Sep 10 10:36:32.777 INFO kablam!     |
Sep 10 10:36:32.777 INFO kablam! 868 |         let mut comp = self.agents.get_mut(&id).expect("SchedState edit_agent : agent doesn't exist");
Sep 10 10:36:32.777 INFO kablam!     |             ----^^^^
Sep 10 10:36:32.777 INFO kablam!     |             |
Sep 10 10:36:32.777 INFO kablam!     |             help: remove this `mut`
Sep 10 10:36:32.777 INFO kablam! 
Sep 10 10:36:32.786 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:36:32.786 INFO kablam!    --> src/scheduler.rs:878:22
Sep 10 10:36:32.787 INFO kablam!     |
Sep 10 10:36:32.787 INFO kablam! 878 |     fn edit_one_comp(mut c: &mut BoxedComp, msg: EditCmp) -> Result<()> {
Sep 10 10:36:32.787 INFO kablam!     |                      ----^
Sep 10 10:36:32.787 INFO kablam!     |                      |
Sep 10 10:36:32.787 INFO kablam!     |                      help: remove this `mut`
Sep 10 10:36:32.787 INFO kablam! 
Sep 10 10:36:32.918 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
Sep 10 10:36:32.926 INFO kablam! su: No module specific data is present
Sep 10 10:36:33.872 INFO running `"docker" "rm" "-f" "f23922b94f3b840edbf3747092d119fb8eef389443cfaeb3083321c3866179b6"`
Sep 10 10:36:33.972 INFO blam! f23922b94f3b840edbf3747092d119fb8eef389443cfaeb3083321c3866179b6