Dec 11 16:16:15.601 INFO checking jmatta697/matta_bc against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 16:16:15.601 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 16:16:15.908 INFO [stdout] 5763f7a2484444d2ac539fe62b5a30cfa458050db4d9c1120936fc016c7d84bf
Dec 11 16:16:15.910 INFO running `"docker" "start" "-a" "5763f7a2484444d2ac539fe62b5a30cfa458050db4d9c1120936fc016c7d84bf"`
Dec 11 16:16:16.605 INFO [stderr] usermod: no changes
Dec 11 16:16:16.665 INFO [stderr]     Checking memchr v2.1.1
Dec 11 16:16:17.449 INFO [stderr]     Checking aho-corasick v0.6.9
Dec 11 16:16:18.184 INFO [stderr]     Checking regex v1.0.6
Dec 11 16:16:20.704 INFO [stderr]     Checking matta_bc v0.1.0 (/source)
Dec 11 16:16:21.700 INFO [stderr] warning: value assigned to `variable_value_str` is never read
Dec 11 16:16:21.700 INFO [stderr]    --> src/main.rs:424:13
Dec 11 16:16:21.700 INFO [stderr]     |
Dec 11 16:16:21.700 INFO [stderr] 424 |     let mut variable_value_str = String::new();
Dec 11 16:16:21.700 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Dec 11 16:16:21.700 INFO [stderr]     |
Dec 11 16:16:21.700 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 11 16:16:21.700 INFO [stderr] 
Dec 11 16:16:22.401 INFO [stderr] warning: value assigned to `variable_value_str` is never read
Dec 11 16:16:22.401 INFO [stderr]    --> src/main.rs:424:13
Dec 11 16:16:22.401 INFO [stderr]     |
Dec 11 16:16:22.401 INFO [stderr] 424 |     let mut variable_value_str = String::new();
Dec 11 16:16:22.401 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^
Dec 11 16:16:22.401 INFO [stderr]     |
Dec 11 16:16:22.401 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 11 16:16:22.401 INFO [stderr] 
Dec 11 16:16:22.692 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.05s
Dec 11 16:16:22.692 INFO [stderr] su: No module specific data is present
Dec 11 16:16:23.322 INFO running `"docker" "inspect" "5763f7a2484444d2ac539fe62b5a30cfa458050db4d9c1120936fc016c7d84bf"`
Dec 11 16:16:23.580 INFO running `"docker" "rm" "-f" "5763f7a2484444d2ac539fe62b5a30cfa458050db4d9c1120936fc016c7d84bf"`
Dec 11 16:16:23.874 INFO [stdout] 5763f7a2484444d2ac539fe62b5a30cfa458050db4d9c1120936fc016c7d84bf