Sep 01 07:58:52.402 INFO checking rustfbp-0.3.34 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 07:58:52.402 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 07:58:52.402 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 07:58:52.603 INFO blam! f617c8c80ba9b60a68b92824f64bc505160a61daa778d4bb406c24ce00a7cbff
Sep 01 07:58:52.604 INFO running `"docker" "start" "-a" "f617c8c80ba9b60a68b92824f64bc505160a61daa778d4bb406c24ce00a7cbff"`
Sep 01 07:58:53.149 INFO kablam!     Checking capnp v0.8.17
Sep 01 07:58:55.381 INFO kablam!     Checking rustfbp v0.3.34 (file:///source)
Sep 01 07:58:56.489 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.489 INFO kablam!    --> src/scheduler.rs:475:32
Sep 01 07:58:56.489 INFO kablam!     |
Sep 01 07:58:56.489 INFO kablam! 475 |                     .and_then(|mut port| {
Sep 01 07:58:56.489 INFO kablam!     |                                ----^^^^
Sep 01 07:58:56.489 INFO kablam!     |                                |
Sep 01 07:58:56.489 INFO kablam!     |                                help: remove this `mut`
Sep 01 07:58:56.489 INFO kablam!     |
Sep 01 07:58:56.489 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 07:58:56.489 INFO kablam! 
Sep 01 07:58:56.489 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.489 INFO kablam!    --> src/scheduler.rs:470:24
Sep 01 07:58:56.489 INFO kablam!     |
Sep 01 07:58:56.489 INFO kablam! 470 |             .and_then(|mut comp| {
Sep 01 07:58:56.489 INFO kablam!     |                        ----^^^^
Sep 01 07:58:56.489 INFO kablam!     |                        |
Sep 01 07:58:56.489 INFO kablam!     |                        help: remove this `mut`
Sep 01 07:58:56.489 INFO kablam! 
Sep 01 07:58:56.522 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.522 INFO kablam!    --> src/scheduler.rs:853:13
Sep 01 07:58:56.522 INFO kablam!     |
Sep 01 07:58:56.522 INFO kablam! 853 |         let mut o_comp = self.agents.get_mut(&id).expect("SchedSate run : agent doesn't exist");
Sep 01 07:58:56.522 INFO kablam!     |             ----^^^^^^
Sep 01 07:58:56.522 INFO kablam!     |             |
Sep 01 07:58:56.522 INFO kablam!     |             help: remove this `mut`
Sep 01 07:58:56.522 INFO kablam! 
Sep 01 07:58:56.523 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.523 INFO kablam!    --> src/scheduler.rs:868:13
Sep 01 07:58:56.523 INFO kablam!     |
Sep 01 07:58:56.523 INFO kablam! 868 |         let mut comp = self.agents.get_mut(&id).expect("SchedState edit_agent : agent doesn't exist");
Sep 01 07:58:56.523 INFO kablam!     |             ----^^^^
Sep 01 07:58:56.523 INFO kablam!     |             |
Sep 01 07:58:56.523 INFO kablam!     |             help: remove this `mut`
Sep 01 07:58:56.523 INFO kablam! 
Sep 01 07:58:56.526 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.526 INFO kablam!    --> src/scheduler.rs:878:22
Sep 01 07:58:56.526 INFO kablam!     |
Sep 01 07:58:56.526 INFO kablam! 878 |     fn edit_one_comp(mut c: &mut BoxedComp, msg: EditCmp) -> Result<()> {
Sep 01 07:58:56.526 INFO kablam!     |                      ----^
Sep 01 07:58:56.526 INFO kablam!     |                      |
Sep 01 07:58:56.526 INFO kablam!     |                      help: remove this `mut`
Sep 01 07:58:56.526 INFO kablam! 
Sep 01 07:58:56.662 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.662 INFO kablam!    --> src/scheduler.rs:475:32
Sep 01 07:58:56.662 INFO kablam!     |
Sep 01 07:58:56.662 INFO kablam! 475 |                     .and_then(|mut port| {
Sep 01 07:58:56.662 INFO kablam!     |                                ----^^^^
Sep 01 07:58:56.663 INFO kablam!     |                                |
Sep 01 07:58:56.663 INFO kablam!     |                                help: remove this `mut`
Sep 01 07:58:56.663 INFO kablam!     |
Sep 01 07:58:56.663 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 07:58:56.663 INFO kablam! 
Sep 01 07:58:56.663 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.663 INFO kablam!    --> src/scheduler.rs:470:24
Sep 01 07:58:56.663 INFO kablam!     |
Sep 01 07:58:56.663 INFO kablam! 470 |             .and_then(|mut comp| {
Sep 01 07:58:56.663 INFO kablam!     |                        ----^^^^
Sep 01 07:58:56.663 INFO kablam!     |                        |
Sep 01 07:58:56.663 INFO kablam!     |                        help: remove this `mut`
Sep 01 07:58:56.663 INFO kablam! 
Sep 01 07:58:56.707 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.707 INFO kablam!    --> src/scheduler.rs:853:13
Sep 01 07:58:56.707 INFO kablam!     |
Sep 01 07:58:56.707 INFO kablam! 853 |         let mut o_comp = self.agents.get_mut(&id).expect("SchedSate run : agent doesn't exist");
Sep 01 07:58:56.707 INFO kablam!     |             ----^^^^^^
Sep 01 07:58:56.707 INFO kablam!     |             |
Sep 01 07:58:56.707 INFO kablam!     |             help: remove this `mut`
Sep 01 07:58:56.707 INFO kablam! 
Sep 01 07:58:56.708 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.708 INFO kablam!    --> src/scheduler.rs:868:13
Sep 01 07:58:56.708 INFO kablam!     |
Sep 01 07:58:56.708 INFO kablam! 868 |         let mut comp = self.agents.get_mut(&id).expect("SchedState edit_agent : agent doesn't exist");
Sep 01 07:58:56.708 INFO kablam!     |             ----^^^^
Sep 01 07:58:56.708 INFO kablam!     |             |
Sep 01 07:58:56.708 INFO kablam!     |             help: remove this `mut`
Sep 01 07:58:56.708 INFO kablam! 
Sep 01 07:58:56.711 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:58:56.711 INFO kablam!    --> src/scheduler.rs:878:22
Sep 01 07:58:56.711 INFO kablam!     |
Sep 01 07:58:56.711 INFO kablam! 878 |     fn edit_one_comp(mut c: &mut BoxedComp, msg: EditCmp) -> Result<()> {
Sep 01 07:58:56.711 INFO kablam!     |                      ----^
Sep 01 07:58:56.711 INFO kablam!     |                      |
Sep 01 07:58:56.711 INFO kablam!     |                      help: remove this `mut`
Sep 01 07:58:56.711 INFO kablam! 
Sep 01 07:58:56.803 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
Sep 01 07:58:56.807 INFO kablam! su: No module specific data is present
Sep 01 07:58:57.325 INFO running `"docker" "rm" "-f" "f617c8c80ba9b60a68b92824f64bc505160a61daa778d4bb406c24ce00a7cbff"`
Sep 01 07:58:57.407 INFO blam! f617c8c80ba9b60a68b92824f64bc505160a61daa778d4bb406c24ce00a7cbff