Dec 18 08:03:57.617 INFO checking DCP-solved-with-Rust/dcp_00003 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:03:57.617 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/DCP-solved-with-Rust/dcp_00003:/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 08:03:57.932 INFO [stdout] bed478f9772d63f8364c18031a272a4092c2f1ae5b1cc13da5c2abedd31ae79a
Dec 18 08:03:57.938 INFO running `"docker" "start" "-a" "bed478f9772d63f8364c18031a272a4092c2f1ae5b1cc13da5c2abedd31ae79a"`
Dec 18 08:03:59.264 INFO [stderr]     Checking dcp_00003 v0.0.1 (/opt/crater/workdir)
Dec 18 08:04:00.041 INFO [stderr] warning: function is never used: `serialize`
Dec 18 08:04:00.041 INFO [stderr]   --> src/lib.rs:50:1
Dec 18 08:04:00.041 INFO [stderr]    |
Dec 18 08:04:00.041 INFO [stderr] 50 | fn serialize (root: Node) -> String
Dec 18 08:04:00.041 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:00.041 INFO [stderr]    |
Dec 18 08:04:00.041 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 08:04:00.041 INFO [stderr] 
Dec 18 08:04:00.041 INFO [stderr] warning: function is never used: `deserialize`
Dec 18 08:04:00.041 INFO [stderr]   --> src/lib.rs:55:1
Dec 18 08:04:00.041 INFO [stderr]    |
Dec 18 08:04:00.041 INFO [stderr] 55 | fn deserialize (s: String) -> Node
Dec 18 08:04:00.041 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:04:00.041 INFO [stderr] 
Dec 18 08:04:00.145 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Dec 18 08:04:00.545 INFO running `"docker" "inspect" "bed478f9772d63f8364c18031a272a4092c2f1ae5b1cc13da5c2abedd31ae79a"`
Dec 18 08:04:00.742 INFO running `"docker" "rm" "-f" "bed478f9772d63f8364c18031a272a4092c2f1ae5b1cc13da5c2abedd31ae79a"`
Dec 18 08:04:00.877 INFO [stdout] bed478f9772d63f8364c18031a272a4092c2f1ae5b1cc13da5c2abedd31ae79a