Dec 18 12:55:15.531 INFO checking polish_notation-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:55:15.531 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/polish_notation/0.1.0:/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 12:55:15.848 INFO [stdout] 7d33a7d7693e100e27ee9024d39bba2636cb139136f2c6b74814054e0b1777e6
Dec 18 12:55:15.854 INFO running `"docker" "start" "-a" "7d33a7d7693e100e27ee9024d39bba2636cb139136f2c6b74814054e0b1777e6"`
Dec 18 12:55:17.809 INFO [stderr]     Checking polish_notation v0.1.0 (/opt/crater/workdir)
Dec 18 12:55:18.372 INFO [stderr] error: recursion limit reached while expanding the macro `npn`
Dec 18 12:55:18.372 INFO [stderr]   --> src/lib.rs:23:72
Dec 18 12:55:18.372 INFO [stderr]    |
Dec 18 12:55:18.372 INFO [stderr] 23 |     [($head:tt $($tail:tt)*) -> ($stack_head:tt + $($stack:tt)*)] => { npn!(($($tail)*) -> (($stack_head + $head) $($stack)*)) };
Dec 18 12:55:18.372 INFO [stderr]    |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:55:18.372 INFO [stderr] ...
Dec 18 12:55:18.372 INFO [stderr] 49 |         assert_eq!(npn!(+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32), 528);
Dec 18 12:55:18.372 INFO [stderr]    |                    ---------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
Dec 18 12:55:18.372 INFO [stderr]    |
Dec 18 12:55:18.372 INFO [stderr]    = help: consider adding a `#![recursion_limit="128"]` attribute to your crate
Dec 18 12:55:18.372 INFO [stderr] 
Dec 18 12:55:18.372 INFO [stderr] error: aborting due to previous error
Dec 18 12:55:18.372 INFO [stderr] 
Dec 18 12:55:18.388 INFO [stderr] error: Could not compile `polish_notation`.
Dec 18 12:55:18.388 INFO [stderr] 
Dec 18 12:55:18.388 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 12:55:19.498 INFO running `"docker" "inspect" "7d33a7d7693e100e27ee9024d39bba2636cb139136f2c6b74814054e0b1777e6"`
Dec 18 12:55:19.840 INFO running `"docker" "rm" "-f" "7d33a7d7693e100e27ee9024d39bba2636cb139136f2c6b74814054e0b1777e6"`
Dec 18 12:55:20.132 INFO [stdout] 7d33a7d7693e100e27ee9024d39bba2636cb139136f2c6b74814054e0b1777e6