Oct 12 18:02:40.296 INFO checking m4b/cargo-sym against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 18:02:40.296 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 18:02:40.467 INFO blam! e595fa0de7a3528df71365785e1fd3be5ff2016f7c400e14f63ceeb5dc85d256
Oct 12 18:02:40.470 INFO running `"docker" "start" "-a" "e595fa0de7a3528df71365785e1fd3be5ff2016f7c400e14f63ceeb5dc85d256"`
Oct 12 18:02:40.847 INFO kablam! usermod: no changes
Oct 12 18:02:40.941 INFO kablam!     Checking scroll v0.3.0
Oct 12 18:02:40.952 INFO kablam!     Checking walkdir v1.0.1
Oct 12 18:02:40.952 INFO kablam!    Compiling cmake v0.1.18
Oct 12 18:02:40.952 INFO kablam!    Compiling syn v0.10.7
Oct 12 18:02:40.952 INFO kablam!     Checking toml v0.2.1
Oct 12 18:02:43.547 INFO kablam!    Compiling capstone-sys v0.2.0
Oct 12 18:02:49.229 INFO kablam!    Compiling scroll_derive v0.3.0
Oct 12 18:02:58.950 INFO kablam!     Checking goblin v0.0.8
Oct 12 18:03:13.372 INFO kablam!     Checking capstone3 v0.1.0
Oct 12 18:03:13.852 INFO kablam!     Checking cargo-sym v0.0.6 (/source)
Oct 12 18:03:15.084 INFO kablam! warning: variable does not need to be mutable
Oct 12 18:03:15.084 INFO kablam!   --> src/main.rs:67:13
Oct 12 18:03:15.084 INFO kablam!    |
Oct 12 18:03:15.084 INFO kablam! 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
Oct 12 18:03:15.084 INFO kablam!    |             ----^^^^^^^^^^
Oct 12 18:03:15.084 INFO kablam!    |             |
Oct 12 18:03:15.084 INFO kablam!    |             help: remove this `mut`
Oct 12 18:03:15.084 INFO kablam!    |
Oct 12 18:03:15.084 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 18:03:15.084 INFO kablam! 
Oct 12 18:03:15.124 INFO kablam! warning: variable does not need to be mutable
Oct 12 18:03:15.124 INFO kablam!    --> src/main.rs:404:9
Oct 12 18:03:15.124 INFO kablam!     |
Oct 12 18:03:15.124 INFO kablam! 404 |     let mut bytes = &mut Cursor::new(&buffer);
Oct 12 18:03:15.124 INFO kablam!     |         ----^^^^^
Oct 12 18:03:15.124 INFO kablam!     |         |
Oct 12 18:03:15.124 INFO kablam!     |         help: remove this `mut`
Oct 12 18:03:15.124 INFO kablam! 
Oct 12 18:03:15.152 INFO kablam! warning: variable does not need to be mutable
Oct 12 18:03:15.152 INFO kablam!   --> src/main.rs:67:13
Oct 12 18:03:15.152 INFO kablam!    |
Oct 12 18:03:15.152 INFO kablam! 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
Oct 12 18:03:15.152 INFO kablam!    |             ----^^^^^^^^^^
Oct 12 18:03:15.152 INFO kablam!    |             |
Oct 12 18:03:15.152 INFO kablam!    |             help: remove this `mut`
Oct 12 18:03:15.152 INFO kablam!    |
Oct 12 18:03:15.152 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 18:03:15.152 INFO kablam! 
Oct 12 18:03:15.264 INFO kablam! warning: variable does not need to be mutable
Oct 12 18:03:15.264 INFO kablam!    --> src/main.rs:404:9
Oct 12 18:03:15.264 INFO kablam!     |
Oct 12 18:03:15.264 INFO kablam! 404 |     let mut bytes = &mut Cursor::new(&buffer);
Oct 12 18:03:15.264 INFO kablam!     |         ----^^^^^
Oct 12 18:03:15.264 INFO kablam!     |         |
Oct 12 18:03:15.264 INFO kablam!     |         help: remove this `mut`
Oct 12 18:03:15.267 INFO kablam! 
Oct 12 18:03:15.354 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 34.48s
Oct 12 18:03:15.360 INFO kablam! su: No module specific data is present
Oct 12 18:03:16.025 INFO running `"docker" "rm" "-f" "e595fa0de7a3528df71365785e1fd3be5ff2016f7c400e14f63ceeb5dc85d256"`
Oct 12 18:03:16.276 INFO blam! e595fa0de7a3528df71365785e1fd3be5ff2016f7c400e14f63ceeb5dc85d256