Oct 13 10:46:54.589 INFO checking polish_notation-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 10:46:54.589 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 10:46:54.998 INFO blam! 35ee7bdc270f3413019a595896f90f45896b695e790cd0d2bb5c9cc52d71b108
Oct 13 10:46:55.000 INFO running `"docker" "start" "-a" "35ee7bdc270f3413019a595896f90f45896b695e790cd0d2bb5c9cc52d71b108"`
Oct 13 10:46:56.899 INFO kablam! usermod: no changes
Oct 13 10:46:56.964 INFO kablam!     Checking polish_notation v0.1.0 (/source)
Oct 13 10:46:57.940 INFO kablam! error: recursion limit reached while expanding the macro `npn`
Oct 13 10:46:57.941 INFO kablam!   --> src/lib.rs:23:72
Oct 13 10:46:57.942 INFO kablam!    |
Oct 13 10:46:57.943 INFO kablam! 23 |     [($head:tt $($tail:tt)*) -> ($stack_head:tt + $($stack:tt)*)] => { npn!(($($tail)*) -> (($stack_head + $head) $($stack)*)) };
Oct 13 10:46:57.943 INFO kablam!    |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 10:46:57.944 INFO kablam! ...
Oct 13 10:46:57.945 INFO kablam! 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);
Oct 13 10:46:57.945 INFO kablam!    |                    ---------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
Oct 13 10:46:57.946 INFO kablam!    |
Oct 13 10:46:57.947 INFO kablam!    = help: consider adding a `#![recursion_limit="128"]` attribute to your crate
Oct 13 10:46:57.947 INFO kablam! 
Oct 13 10:46:57.948 INFO kablam! error: aborting due to previous error
Oct 13 10:46:57.948 INFO kablam! 
Oct 13 10:46:57.949 INFO kablam! error: Could not compile `polish_notation`.
Oct 13 10:46:57.950 INFO kablam! 
Oct 13 10:46:57.950 INFO kablam! To learn more, run the command again with --verbose.
Oct 13 10:46:57.952 INFO kablam! su: No module specific data is present
Oct 13 10:46:59.123 INFO running `"docker" "rm" "-f" "35ee7bdc270f3413019a595896f90f45896b695e790cd0d2bb5c9cc52d71b108"`
Oct 13 10:46:59.401 INFO blam! 35ee7bdc270f3413019a595896f90f45896b695e790cd0d2bb5c9cc52d71b108