Source: imagemagick Version: 8:6.9.9.39+dfsg-1 Severity: serious Your package FTBFS on i386 due to a testsuite failure, here is a hopefully relevant excerpt from the build log[1]:
,---- | Line: 160, backgroundColor default (#FFFFFFFFFFFF) is incorrect | Testing throwing and catching exceptions. A program crash or a message | that the exception was not caught indicates a test failure. A properly | formatted exception message indicates success: | Caught exception, good!: | "attributes: unable to open image `foo': No such file or directory @ error/blob.c/OpenBlob/2761" | Line: 1074, pixelColor default (#FFFF00000000) is not canvas color (#FFFF00000000) as expected | 2 failures | not ok | FAIL: Magick++/tests/tests.tap 2 `---- 1. https://buildd.debian.org/status/fetch.php?pkg=imagemagick&arch=i386&ver=8%3A6.9.9.39%2Bdfsg-1&stamp=1521546513&raw=0