Dec 18 06:30:06.291 INFO checking MatevzFa/class2json against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:30:06.291 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/MatevzFa/class2json:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:30:06.760 INFO [stdout] 70eba30849939c2dc3736cee1febb671f6341bcf7b802c19150976fed0c29869
Dec 18 06:30:06.766 INFO running `"docker" "start" "-a" "70eba30849939c2dc3736cee1febb671f6341bcf7b802c19150976fed0c29869"`
Dec 18 06:30:08.124 INFO [stderr]     Checking class2json v0.1.0 (/opt/crater/workdir)
Dec 18 06:30:08.731 INFO [stderr] warning: method is never used: `value`
Dec 18 06:30:08.731 INFO [stderr]    --> src/class_file/constant_pool.rs:189:5
Dec 18 06:30:08.731 INFO [stderr]     |
Dec 18 06:30:08.731 INFO [stderr] 189 |     fn value(&self) -> u8 {
Dec 18 06:30:08.731 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:30:08.731 INFO [stderr]     |
Dec 18 06:30:08.731 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 06:30:08.731 INFO [stderr] 
Dec 18 06:30:08.804 INFO [stderr] warning: method is never used: `value`
Dec 18 06:30:08.804 INFO [stderr]    --> src/class_file/constant_pool.rs:189:5
Dec 18 06:30:08.804 INFO [stderr]     |
Dec 18 06:30:08.804 INFO [stderr] 189 |     fn value(&self) -> u8 {
Dec 18 06:30:08.804 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:30:08.804 INFO [stderr]     |
Dec 18 06:30:08.804 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 06:30:08.804 INFO [stderr] 
Dec 18 06:30:08.869 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 18 06:30:09.585 INFO running `"docker" "inspect" "70eba30849939c2dc3736cee1febb671f6341bcf7b802c19150976fed0c29869"`
Dec 18 06:30:09.910 INFO running `"docker" "rm" "-f" "70eba30849939c2dc3736cee1febb671f6341bcf7b802c19150976fed0c29869"`
Dec 18 06:30:10.276 INFO [stdout] 70eba30849939c2dc3736cee1febb671f6341bcf7b802c19150976fed0c29869