Go look at the yeas and you will see Cruz voted to renew the Patriot Act.
Respectfully, you’re interpreting the article to just the opposition effect.
Here’s from the NY TIMES
“Senate Republicans on Tuesday blocked a sweeping overhaul of the once-secret National Security Agency program that collects records of Americans phone calls in bulk.
Democrats and a handful of Republicans who supported the measure failed to secure the 60 votes they needed to take up the legislation. The vote was 58 to 42 for consideration.
Cruz was one of the “handful of Republicans” who voted to stop the collective of data.