Adjust collector building into separate CI step

Author: Mark-Simulacrum

.github/workflows/ci.yml

@@ -53,6 +53,9 @@ jobs:
           sudo apt-get install -y linux-tools-common linux-tools-generic linux-tools-`uname -r`
           echo -1 | sudo tee /proc/sys/kernel/perf_event_paranoid
 
+      - name: Build collector
+        run: cargo build -p collector
+
       - name: Check benchmarks
         run: sh -x -c "ci/check-benchmarks.sh"
         env:
@@ -81,6 +84,9 @@ jobs:
       - name: Install servo dependencies
         run: sudo apt-get install -y llvm-dev clang libx11-dev python2.7 autoconf2.13
 
+      - name: Build collector
+        run: cargo build -p collector
+
       - name: Check benchmarks
         run: sh -x -c "ci/check-benchmarks.sh"
         env:

ci/check-benchmarks.sh

@@ -5,7 +5,6 @@ set -x;
 bash -c "while true; do sleep 30; echo \$(date) - running ...; done" &
 PING_LOOP_PID=$!
 trap - ERR
-cargo build -p collector;
 RUST_BACKTRACE=1 RUST_LOG=collector=debug,rust_sysroot=debug \
     cargo run -p collector --bin collector -- \
     --db temporary.db \