Dec 11 16:16:15.100 INFO checking jmatta697/matta_bc against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 16:16:15.100 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 16:16:15.275 INFO [stdout] a43a3bd5c3906400cebd89717ea130f821fbbda5481dba8bd755dd4e1da195be
Dec 11 16:16:15.280 INFO running `"docker" "start" "-a" "a43a3bd5c3906400cebd89717ea130f821fbbda5481dba8bd755dd4e1da195be"`
Dec 11 16:16:16.043 INFO [stderr] usermod: no changes
Dec 11 16:16:16.080 INFO [stderr]     Checking regex v1.0.6
Dec 11 16:16:18.384 INFO [stderr]     Checking matta_bc v0.1.0 (/source)
Dec 11 16:16:19.244 INFO [stderr] warning: value assigned to `variable_value_str` is never read
Dec 11 16:16:19.244 INFO [stderr]    --> src/main.rs:424:13
Dec 11 16:16:19.244 INFO [stderr]     |
Dec 11 16:16:19.244 INFO [stderr] 424 |     let mut variable_value_str = String::new();
Dec 11 16:16:19.244 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Dec 11 16:16:19.244 INFO [stderr]     |
Dec 11 16:16:19.244 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 11 16:16:19.244 INFO [stderr] 
Dec 11 16:16:19.680 INFO [stderr] warning: value assigned to `variable_value_str` is never read
Dec 11 16:16:19.680 INFO [stderr]    --> src/main.rs:424:13
Dec 11 16:16:19.680 INFO [stderr]     |
Dec 11 16:16:19.680 INFO [stderr] 424 |     let mut variable_value_str = String::new();
Dec 11 16:16:19.680 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Dec 11 16:16:19.680 INFO [stderr]     |
Dec 11 16:16:19.680 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 11 16:16:19.680 INFO [stderr] 
Dec 11 16:16:19.908 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
Dec 11 16:16:19.912 INFO [stderr] su: No module specific data is present
Dec 11 16:16:21.183 INFO running `"docker" "inspect" "a43a3bd5c3906400cebd89717ea130f821fbbda5481dba8bd755dd4e1da195be"`
Dec 11 16:16:21.578 INFO running `"docker" "rm" "-f" "a43a3bd5c3906400cebd89717ea130f821fbbda5481dba8bd755dd4e1da195be"`
Dec 11 16:16:21.993 INFO [stdout] a43a3bd5c3906400cebd89717ea130f821fbbda5481dba8bd755dd4e1da195be