chore: set DRIVERS_TOOLS for benchmarks (mongodb#4305)

Author: nbbeeken

.evergreen/config.in.yml

@@ -1102,6 +1102,7 @@ functions:
         env:
           PROJECT_DIRECTORY: ${PROJECT_DIRECTORY}
           MONGODB_URI: ${MONGODB_URI}
+          DRIVERS_TOOLS: ${DRIVERS_TOOLS}
         binary: bash
         args:
           - ${PROJECT_DIRECTORY}/.evergreen/run-benchmarks.sh

.evergreen/config.yml

@@ -1064,6 +1064,7 @@ functions:
         env:
           PROJECT_DIRECTORY: ${PROJECT_DIRECTORY}
           MONGODB_URI: ${MONGODB_URI}
+          DRIVERS_TOOLS: ${DRIVERS_TOOLS}
         binary: bash
         args:
           - ${PROJECT_DIRECTORY}/.evergreen/run-benchmarks.sh

.evergreen/run-benchmarks.sh

@@ -1,5 +1,9 @@
 #! /bin/bash
 
+set -o errexit
+set -o xtrace
+set -o nounset
+
 source $DRIVERS_TOOLS/.evergreen/init-node-and-npm-env.sh
 
 export MONGODB_URI=$MONGODB_URI

test/benchmarks/driverBench/index.js

@@ -22,7 +22,8 @@ const systemInfo = () =>
     `- cores: ${platform.cores}`,
     `- arch: ${os.arch()}`,
     `- os: ${process.platform} (${os.release()})`,
-    `- ram: ${platform.ram}\n`
+    `- ram: ${platform.ram}`,
+    `- node: ${process.version}\n`
   ].join('\n');
 console.log(systemInfo());