Nov 04 11:36:02.825 INFO checking Tahler/snoss against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 11:36:02.825 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-6/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 11:36:03.156 INFO blam! 8862e2b5340bd701aefe002de090bfd8072f2617613e0b40a81291bd056fb5c3
Nov 04 11:36:03.163 INFO running `"docker" "start" "-a" "8862e2b5340bd701aefe002de090bfd8072f2617613e0b40a81291bd056fb5c3"`
Nov 04 11:36:03.975 INFO kablam! usermod: no changes
Nov 04 11:36:04.087 INFO kablam!    Compiling miniz-sys v0.1.9
Nov 04 11:36:04.091 INFO kablam!    Compiling syn v0.11.4
Nov 04 11:36:04.093 INFO kablam!     Checking serde_json v0.9.6
Nov 04 11:36:04.093 INFO kablam!     Checking ordered-float v0.4.0
Nov 04 11:36:04.093 INFO kablam!     Checking serde_yaml v0.6.1
Nov 04 11:36:05.379 INFO kablam!     Checking serde-value v0.4.0
Nov 04 11:36:06.900 INFO kablam!     Checking flate2 v0.2.17
Nov 04 11:36:12.268 INFO kablam!    Compiling serde_codegen_internals v0.13.0
Nov 04 11:36:14.582 INFO kablam!    Compiling serde_derive v0.9.7
Nov 04 11:36:21.128 INFO kablam!     Checking log4rs v0.6.1
Nov 04 11:36:23.969 INFO kablam!     Checking snoss v0.1.0 (/source)
Nov 04 11:36:28.787 INFO kablam! warning: variable does not need to be mutable
Nov 04 11:36:28.787 INFO kablam!    --> src/os/exec.rs:194:13
Nov 04 11:36:28.787 INFO kablam!     |
Nov 04 11:36:28.787 INFO kablam! 194 |         let mut stack = pcb.get_stack_mut();
Nov 04 11:36:28.787 INFO kablam!     |             ----^^^^^
Nov 04 11:36:28.787 INFO kablam!     |             |
Nov 04 11:36:28.787 INFO kablam!     |             help: remove this `mut`
Nov 04 11:36:28.787 INFO kablam!     |
Nov 04 11:36:28.787 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 11:36:28.787 INFO kablam! 
Nov 04 11:36:28.847 INFO kablam! warning: variable does not need to be mutable
Nov 04 11:36:28.847 INFO kablam!   --> src/os/ps/pcb.rs:63:13
Nov 04 11:36:28.847 INFO kablam!    |
Nov 04 11:36:28.847 INFO kablam! 63 |         let mut ctx = &mut self.header.ctx;
Nov 04 11:36:28.847 INFO kablam!    |             ----^^^
Nov 04 11:36:28.847 INFO kablam!    |             |
Nov 04 11:36:28.847 INFO kablam!    |             help: remove this `mut`
Nov 04 11:36:28.847 INFO kablam! 
Nov 04 11:36:28.891 INFO kablam! warning: variable does not need to be mutable
Nov 04 11:36:28.891 INFO kablam!    --> src/os/exec.rs:194:13
Nov 04 11:36:28.891 INFO kablam!     |
Nov 04 11:36:28.891 INFO kablam! 194 |         let mut stack = pcb.get_stack_mut();
Nov 04 11:36:28.891 INFO kablam!     |             ----^^^^^
Nov 04 11:36:28.891 INFO kablam!     |             |
Nov 04 11:36:28.891 INFO kablam!     |             help: remove this `mut`
Nov 04 11:36:28.891 INFO kablam!     |
Nov 04 11:36:28.891 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 11:36:28.891 INFO kablam! 
Nov 04 11:36:28.991 INFO kablam! warning: variable does not need to be mutable
Nov 04 11:36:28.991 INFO kablam!   --> src/os/ps/pcb.rs:63:13
Nov 04 11:36:28.991 INFO kablam!    |
Nov 04 11:36:28.991 INFO kablam! 63 |         let mut ctx = &mut self.header.ctx;
Nov 04 11:36:28.991 INFO kablam!    |             ----^^^
Nov 04 11:36:28.991 INFO kablam!    |             |
Nov 04 11:36:28.991 INFO kablam!    |             help: remove this `mut`
Nov 04 11:36:28.991 INFO kablam! 
Nov 04 11:36:29.090 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 25.09s
Nov 04 11:36:29.103 INFO kablam! su: No module specific data is present
Nov 04 11:36:29.748 INFO running `"docker" "rm" "-f" "8862e2b5340bd701aefe002de090bfd8072f2617613e0b40a81291bd056fb5c3"`
Nov 04 11:36:30.179 INFO blam! 8862e2b5340bd701aefe002de090bfd8072f2617613e0b40a81291bd056fb5c3