Nov 29 03:36:14.610 INFO checking cargo-sym-0.0.6 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 03:36:14.610 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 29 03:36:15.146 INFO [stdout] f26e546b2bd55d13cf240f2041a8744e2da27a0a79b6110c46021563b55eeb64
Nov 29 03:36:15.148 INFO running `"docker" "start" "-a" "f26e546b2bd55d13cf240f2041a8744e2da27a0a79b6110c46021563b55eeb64"`
Nov 29 03:36:16.868 INFO [stderr] usermod: no changes
Nov 29 03:36:17.056 INFO [stderr]     Checking scroll v0.3.0
Nov 29 03:36:17.077 INFO [stderr]    Compiling capstone-sys v0.2.0
Nov 29 03:36:17.077 INFO [stderr]    Compiling scroll_derive v0.3.0
Nov 29 03:36:37.607 INFO [stderr]     Checking goblin v0.0.8
Nov 29 03:36:51.817 INFO [stderr]     Checking capstone3 v0.1.0
Nov 29 03:36:53.316 INFO [stderr]     Checking cargo-sym v0.0.6 (/source)
Nov 29 03:36:56.865 INFO [stderr] warning: variable does not need to be mutable
Nov 29 03:36:56.865 INFO [stderr]   --> src/main.rs:67:13
Nov 29 03:36:56.865 INFO [stderr]    |
Nov 29 03:36:56.865 INFO [stderr] 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
Nov 29 03:36:56.865 INFO [stderr]    |             ----^^^^^^^^^^
Nov 29 03:36:56.865 INFO [stderr]    |             |
Nov 29 03:36:56.865 INFO [stderr]    |             help: remove this `mut`
Nov 29 03:36:56.865 INFO [stderr]    |
Nov 29 03:36:56.865 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 03:36:56.865 INFO [stderr] 
Nov 29 03:36:56.922 INFO [stderr] warning: variable does not need to be mutable
Nov 29 03:36:56.922 INFO [stderr]    --> src/main.rs:404:9
Nov 29 03:36:56.922 INFO [stderr]     |
Nov 29 03:36:56.922 INFO [stderr] 404 |     let mut bytes = &mut Cursor::new(&buffer);
Nov 29 03:36:56.922 INFO [stderr]     |         ----^^^^^
Nov 29 03:36:56.922 INFO [stderr]     |         |
Nov 29 03:36:56.922 INFO [stderr]     |         help: remove this `mut`
Nov 29 03:36:56.922 INFO [stderr] 
Nov 29 03:36:57.149 INFO [stderr] warning: variable does not need to be mutable
Nov 29 03:36:57.149 INFO [stderr]   --> src/main.rs:67:13
Nov 29 03:36:57.149 INFO [stderr]    |
Nov 29 03:36:57.149 INFO [stderr] 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
Nov 29 03:36:57.149 INFO [stderr]    |             ----^^^^^^^^^^
Nov 29 03:36:57.149 INFO [stderr]    |             |
Nov 29 03:36:57.149 INFO [stderr]    |             help: remove this `mut`
Nov 29 03:36:57.149 INFO [stderr]    |
Nov 29 03:36:57.149 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 03:36:57.149 INFO [stderr] 
Nov 29 03:36:57.212 INFO [stderr] warning: variable does not need to be mutable
Nov 29 03:36:57.212 INFO [stderr]    --> src/main.rs:404:9
Nov 29 03:36:57.212 INFO [stderr]     |
Nov 29 03:36:57.212 INFO [stderr] 404 |     let mut bytes = &mut Cursor::new(&buffer);
Nov 29 03:36:57.212 INFO [stderr]     |         ----^^^^^
Nov 29 03:36:57.212 INFO [stderr]     |         |
Nov 29 03:36:57.212 INFO [stderr]     |         help: remove this `mut`
Nov 29 03:36:57.212 INFO [stderr] 
Nov 29 03:36:57.305 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.42s
Nov 29 03:36:57.325 INFO [stderr] su: No module specific data is present
Nov 29 03:36:57.694 INFO running `"docker" "inspect" "f26e546b2bd55d13cf240f2041a8744e2da27a0a79b6110c46021563b55eeb64"`
Nov 29 03:36:57.806 INFO running `"docker" "rm" "-f" "f26e546b2bd55d13cf240f2041a8744e2da27a0a79b6110c46021563b55eeb64"`
Nov 29 03:36:57.958 INFO [stdout] f26e546b2bd55d13cf240f2041a8744e2da27a0a79b6110c46021563b55eeb64