Test for a failing double-template with default #2139

Job	Run time
Address Sanitizer	13m 13s
Examples Rust nightly	3m 40s
Examples Rust beta	3m 35s
Examples Rust stable	3m 26s
Clippy	23s
Examples macOS	3m 21s
Examples Windows (gnu)	6m 42s
Docs	42s
Examples Windows (msvc)	4m 39s
Format	5s
Test forcing wrapper generation	6m 1s
Outdated	9s
Test Rust nightly	6m 44s
Test Rust beta	7m 30s
Test Rust stable	7m 19s
Test macOS	7m 51s
Test Windows (msvc)	13m 40s
	1h 29m 0s

Provide feedback