Nov 02 00:59:24.596 INFO checking cargo-sym-0.0.6 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 02 00:59:24.597 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 02 00:59:24.966 INFO blam! 66972f170e0806cfd9098b0202fd30441fd07217053c38baca5f8907e31a82e3
Nov 02 00:59:24.988 INFO running `"docker" "start" "-a" "66972f170e0806cfd9098b0202fd30441fd07217053c38baca5f8907e31a82e3"`
Nov 02 00:59:26.191 INFO kablam! usermod: no changes
Nov 02 00:59:26.293 INFO kablam!     Checking scroll v0.3.0
Nov 02 00:59:26.293 INFO kablam!    Compiling capstone-sys v0.2.0
Nov 02 00:59:26.293 INFO kablam!    Compiling scroll_derive v0.3.0
Nov 02 00:59:39.890 INFO kablam!     Checking goblin v0.0.8
Nov 02 01:00:02.933 INFO kablam!     Checking capstone3 v0.1.0
Nov 02 01:00:03.792 INFO kablam!     Checking cargo-sym v0.0.6 (/source)
Nov 02 01:00:06.964 INFO kablam! warning: variable does not need to be mutable
Nov 02 01:00:06.964 INFO kablam!   --> src/main.rs:67:13
Nov 02 01:00:06.964 INFO kablam!    |
Nov 02 01:00:06.964 INFO kablam! 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
Nov 02 01:00:06.964 INFO kablam!    |             ----^^^^^^^^^^
Nov 02 01:00:06.964 INFO kablam!    |             |
Nov 02 01:00:06.964 INFO kablam!    |             help: remove this `mut`
Nov 02 01:00:06.964 INFO kablam!    |
Nov 02 01:00:06.965 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 01:00:06.965 INFO kablam! 
Nov 02 01:00:07.109 INFO kablam! warning: variable does not need to be mutable
Nov 02 01:00:07.109 INFO kablam!    --> src/main.rs:404:9
Nov 02 01:00:07.109 INFO kablam!     |
Nov 02 01:00:07.109 INFO kablam! 404 |     let mut bytes = &mut Cursor::new(&buffer);
Nov 02 01:00:07.109 INFO kablam!     |         ----^^^^^
Nov 02 01:00:07.109 INFO kablam!     |         |
Nov 02 01:00:07.109 INFO kablam!     |         help: remove this `mut`
Nov 02 01:00:07.109 INFO kablam! 
Nov 02 01:00:07.414 INFO kablam! warning: variable does not need to be mutable
Nov 02 01:00:07.414 INFO kablam!   --> src/main.rs:67:13
Nov 02 01:00:07.414 INFO kablam!    |
Nov 02 01:00:07.414 INFO kablam! 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
Nov 02 01:00:07.414 INFO kablam!    |             ----^^^^^^^^^^
Nov 02 01:00:07.414 INFO kablam!    |             |
Nov 02 01:00:07.414 INFO kablam!    |             help: remove this `mut`
Nov 02 01:00:07.414 INFO kablam!    |
Nov 02 01:00:07.414 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 01:00:07.414 INFO kablam! 
Nov 02 01:00:07.460 INFO kablam! warning: variable does not need to be mutable
Nov 02 01:00:07.460 INFO kablam!    --> src/main.rs:404:9
Nov 02 01:00:07.460 INFO kablam!     |
Nov 02 01:00:07.460 INFO kablam! 404 |     let mut bytes = &mut Cursor::new(&buffer);
Nov 02 01:00:07.460 INFO kablam!     |         ----^^^^^
Nov 02 01:00:07.460 INFO kablam!     |         |
Nov 02 01:00:07.460 INFO kablam!     |         help: remove this `mut`
Nov 02 01:00:07.460 INFO kablam! 
Nov 02 01:00:07.568 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 41.35s
Nov 02 01:00:07.584 INFO kablam! su: No module specific data is present
Nov 02 01:00:08.537 INFO running `"docker" "rm" "-f" "66972f170e0806cfd9098b0202fd30441fd07217053c38baca5f8907e31a82e3"`
Nov 02 01:00:08.873 INFO blam! 66972f170e0806cfd9098b0202fd30441fd07217053c38baca5f8907e31a82e3