Consolidate CI jobs

ci/test-stable-perf.sh

@@ -0,0 +1,12 @@
+#!/bin/bash -e
+
+cd "$(dirname "$0")/.."
+
+./fetch-perf-libs.sh
+
+export LD_LIBRARY_PATH=$PWD:/usr/local/cuda/lib64
+export PATH=$PATH:/usr/local/cuda/bin
+export RUST_BACKTRACE=1
+
+set -x
+exec cargo test --features=cuda,erasure