Dec 18 03:02:58.388 INFO checking brain-lang/brain against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 03:02:58.389 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/brain-lang/brain:/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 03:02:58.765 INFO [stdout] 0959ab0173324e417379483acb000804bc55eeb6dee2bbad57a194f3a193ccc9
Dec 18 03:02:58.770 INFO running `"docker" "start" "-a" "0959ab0173324e417379483acb000804bc55eeb6dee2bbad57a194f3a193ccc9"`
Dec 18 03:03:00.318 INFO [stderr]     Checking brain v0.1.2 (/opt/crater/workdir)
Dec 18 03:03:01.249 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 03:03:01.249 INFO [stderr]    --> src/core/primitives/boolean.rs:212:17
Dec 18 03:03:01.249 INFO [stderr]     |
Dec 18 03:03:01.250 INFO [stderr] 212 |                 /// Thanks to certain properties of booleans, we can evaluate certain things during
Dec 18 03:03:01.250 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:03:01.250 INFO [stderr]     |
Dec 18 03:03:01.250 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 18 03:03:01.250 INFO [stderr] 
Dec 18 03:03:01.250 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 03:03:01.250 INFO [stderr]    --> src/core/primitives/boolean.rs:359:17
Dec 18 03:03:01.250 INFO [stderr]     |
Dec 18 03:03:01.250 INFO [stderr] 359 |                 /// Thanks to certain properties of booleans, we can evaluate certain things during
Dec 18 03:03:01.250 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:03:01.250 INFO [stderr] 
Dec 18 03:03:01.250 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 03:03:01.250 INFO [stderr]    --> src/core/primitives/boolean.rs:513:17
Dec 18 03:03:01.250 INFO [stderr]     |
Dec 18 03:03:01.250 INFO [stderr] 513 |                 /// Thanks to certain properties of booleans, we can evaluate certain things during
Dec 18 03:03:01.250 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:03:01.250 INFO [stderr] 
Dec 18 03:03:01.250 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 03:03:01.250 INFO [stderr]    --> src/core/primitives/boolean.rs:641:17
Dec 18 03:03:01.250 INFO [stderr]     |
Dec 18 03:03:01.250 INFO [stderr] 641 |                 /// Thanks to certain properties of booleans, we can evaluate certain things during
Dec 18 03:03:01.250 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:03:01.250 INFO [stderr] 
Dec 18 03:03:01.381 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 03:03:01.381 INFO [stderr]    --> src/core/primitives/boolean.rs:212:17
Dec 18 03:03:01.382 INFO [stderr]     |
Dec 18 03:03:01.382 INFO [stderr] 212 |                 /// Thanks to certain properties of booleans, we can evaluate certain things during
Dec 18 03:03:01.382 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:03:01.383 INFO [stderr]     |
Dec 18 03:03:01.383 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 18 03:03:01.383 INFO [stderr] 
Dec 18 03:03:01.383 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 03:03:01.384 INFO [stderr]    --> src/core/primitives/boolean.rs:359:17
Dec 18 03:03:01.384 INFO [stderr]     |
Dec 18 03:03:01.384 INFO [stderr] 359 |                 /// Thanks to certain properties of booleans, we can evaluate certain things during
Dec 18 03:03:01.385 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:03:01.385 INFO [stderr] 
Dec 18 03:03:01.385 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 03:03:01.386 INFO [stderr]    --> src/core/primitives/boolean.rs:513:17
Dec 18 03:03:01.386 INFO [stderr]     |
Dec 18 03:03:01.386 INFO [stderr] 513 |                 /// Thanks to certain properties of booleans, we can evaluate certain things during
Dec 18 03:03:01.386 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:03:01.387 INFO [stderr] 
Dec 18 03:03:01.387 INFO [stderr] warning: doc comment not used by rustdoc
Dec 18 03:03:01.387 INFO [stderr]    --> src/core/primitives/boolean.rs:641:17
Dec 18 03:03:01.388 INFO [stderr]     |
Dec 18 03:03:01.388 INFO [stderr] 641 |                 /// Thanks to certain properties of booleans, we can evaluate certain things during
Dec 18 03:03:01.388 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:03:01.388 INFO [stderr] 
Dec 18 03:03:04.455 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.23s
Dec 18 03:03:05.180 INFO running `"docker" "inspect" "0959ab0173324e417379483acb000804bc55eeb6dee2bbad57a194f3a193ccc9"`
Dec 18 03:03:05.452 INFO running `"docker" "rm" "-f" "0959ab0173324e417379483acb000804bc55eeb6dee2bbad57a194f3a193ccc9"`
Dec 18 03:03:05.730 INFO [stdout] 0959ab0173324e417379483acb000804bc55eeb6dee2bbad57a194f3a193ccc9