Nov 07 10:53:04.233 INFO checking polish_notation-0.1.0 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 10:53:04.233 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"`
Nov 07 10:53:04.658 INFO blam! ac275bad188703ab26af78b310dd6b0baebe269e85952549dcb3288f8d3f9d04
Nov 07 10:53:04.658 INFO running `"docker" "start" "-a" "ac275bad188703ab26af78b310dd6b0baebe269e85952549dcb3288f8d3f9d04"`
Nov 07 10:53:06.107 INFO kablam! usermod: no changes
Nov 07 10:53:06.188 INFO kablam!     Checking polish_notation v0.1.0 (/source)
Nov 07 10:53:07.140 INFO kablam! error: recursion limit reached while expanding the macro `npn`
Nov 07 10:53:07.140 INFO kablam!   --> src/lib.rs:23:72
Nov 07 10:53:07.140 INFO kablam!    |
Nov 07 10:53:07.140 INFO kablam! 23 |     [($head:tt $($tail:tt)*) -> ($stack_head:tt + $($stack:tt)*)] => { npn!(($($tail)*) -> (($stack_head + $head) $($stack)*)) };
Nov 07 10:53:07.140 INFO kablam!    |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 10:53:07.140 INFO kablam! ...
Nov 07 10:53:07.140 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);
Nov 07 10:53:07.140 INFO kablam!    |                    ---------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
Nov 07 10:53:07.140 INFO kablam!    |
Nov 07 10:53:07.140 INFO kablam!    = help: consider adding a `#![recursion_limit="128"]` attribute to your crate
Nov 07 10:53:07.140 INFO kablam! 
Nov 07 10:53:07.140 INFO kablam! error: aborting due to previous error
Nov 07 10:53:07.140 INFO kablam! 
Nov 07 10:53:07.148 INFO kablam! error: Could not compile `polish_notation`.
Nov 07 10:53:07.148 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 07 10:53:07.192 INFO kablam! error: build failed
Nov 07 10:53:07.193 INFO kablam! su: No module specific data is present
Nov 07 10:53:08.628 INFO running `"docker" "rm" "-f" "ac275bad188703ab26af78b310dd6b0baebe269e85952549dcb3288f8d3f9d04"`
Nov 07 10:53:08.942 INFO blam! ac275bad188703ab26af78b310dd6b0baebe269e85952549dcb3288f8d3f9d04