Dec 18 05:37:18.110 INFO checking RustExamples/variables_and_mutability against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:37:18.110 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/RustExamples/variables_and_mutability:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:37:18.296 INFO [stdout] feb43ae8a68086307a8b9da0b5a4f5b7f6f58d3e0070cf91bcf681853d81aeb4
Dec 18 05:37:18.298 INFO running `"docker" "start" "-a" "feb43ae8a68086307a8b9da0b5a4f5b7f6f58d3e0070cf91bcf681853d81aeb4"`
Dec 18 05:37:18.919 INFO [stderr]     Checking variables_and_mutability v0.1.0 (/opt/crater/workdir)
Dec 18 05:37:19.181 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
Dec 18 05:37:19.420 INFO running `"docker" "inspect" "feb43ae8a68086307a8b9da0b5a4f5b7f6f58d3e0070cf91bcf681853d81aeb4"`
Dec 18 05:37:19.477 INFO running `"docker" "rm" "-f" "feb43ae8a68086307a8b9da0b5a4f5b7f6f58d3e0070cf91bcf681853d81aeb4"`
Dec 18 05:37:19.565 INFO [stdout] feb43ae8a68086307a8b9da0b5a4f5b7f6f58d3e0070cf91bcf681853d81aeb4