tests: profile_custom - add missing stdout/stderr checks
tests: profile_custom - add missing stdout/stderr checks

rust-lang/cargo,eminence/cargo,eminence/cargo,rust-lang/cargo,nipunn1313/cargo,vojtechkral/cargo,nipunn1313/cargo,tsurai/cargo,nipunn1313/cargo,tshepang/cargo,tsurai/cargo,rust-lang/cargo,tshepang/cargo,rust-lang/cargo,eminence/cargo,tsurai/cargo,vojtechkral/cargo,tsurai/cargo,tshepang/cargo,rustyhorde/cargo,tsurai/cargo,rustyhorde/cargo,eminence/cargo,rustyhorde/cargo,tshepang/cargo,vojtechkral/cargo,nipunn1313/cargo,vojtechkral/cargo,rustyhorde/cargo