Dec 04 16:32:36.564 INFO checking jmatta697/matta_bc against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 16:32:36.564 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 16:32:37.119 INFO [stdout] 4eb555782a4440f0543f75bc7021eee2924faa981f502a38867ef4ac8d0c48e6
Dec 04 16:32:37.121 INFO running `"docker" "start" "-a" "4eb555782a4440f0543f75bc7021eee2924faa981f502a38867ef4ac8d0c48e6"`
Dec 04 16:32:38.535 INFO [stderr] usermod: no changes
Dec 04 16:32:38.623 INFO [stderr]     Checking memchr v2.1.1
Dec 04 16:32:39.471 INFO [stderr]     Checking aho-corasick v0.6.9
Dec 04 16:32:40.243 INFO [stderr]     Checking regex v1.0.6
Dec 04 16:32:42.758 INFO [stderr]     Checking matta_bc v0.1.0 (/source)
Dec 04 16:32:43.763 INFO [stderr] warning: value assigned to `variable_value_str` is never read
Dec 04 16:32:43.763 INFO [stderr]    --> src/main.rs:424:13
Dec 04 16:32:43.763 INFO [stderr]     |
Dec 04 16:32:43.763 INFO [stderr] 424 |     let mut variable_value_str = String::new();
Dec 04 16:32:43.763 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Dec 04 16:32:43.763 INFO [stderr]     |
Dec 04 16:32:43.763 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 04 16:32:43.763 INFO [stderr] 
Dec 04 16:32:44.307 INFO [stderr] warning: value assigned to `variable_value_str` is never read
Dec 04 16:32:44.307 INFO [stderr]    --> src/main.rs:424:13
Dec 04 16:32:44.307 INFO [stderr]     |
Dec 04 16:32:44.307 INFO [stderr] 424 |     let mut variable_value_str = String::new();
Dec 04 16:32:44.307 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Dec 04 16:32:44.307 INFO [stderr]     |
Dec 04 16:32:44.307 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 04 16:32:44.307 INFO [stderr] 
Dec 04 16:32:44.607 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.03s
Dec 04 16:32:44.615 INFO [stderr] su: No module specific data is present
Dec 04 16:32:45.336 INFO running `"docker" "inspect" "4eb555782a4440f0543f75bc7021eee2924faa981f502a38867ef4ac8d0c48e6"`
Dec 04 16:32:45.586 INFO running `"docker" "rm" "-f" "4eb555782a4440f0543f75bc7021eee2924faa981f502a38867ef4ac8d0c48e6"`
Dec 04 16:32:45.815 INFO [stdout] 4eb555782a4440f0543f75bc7021eee2924faa981f502a38867ef4ac8d0c48e6