fix bug

.github/workflows/benchmark.yaml

@@ -9,7 +9,7 @@ jobs:
     - uses: actions/checkout@v1
     - name: take benchmarks
       run: |
-        ./benchmark/gendoc.sh
+        ./benchmark/gendoc.sh | tee document/benchmark.md
     - name: upload to wiki
       uses: SwiftDocOrg/github-wiki-publish-action@v1
       with:

benchmark/gendoc.sh

@@ -1,8 +1,5 @@
 #!/bin/bash
 
-mkdir -p document
-
-FILE=document/benchmark.md
 TARGETS="i386-linux-handwritten c"
 TIMEFORMAT='%U'
 function benchmark () {
@@ -29,7 +26,7 @@ function generate-table {
         t=`benchmark $2 $3`
         echo "| $impl | $t |"
     done
-} | tee -a $FILE
+}
 
-echo "# Benchmarks" | tee $FILE
+echo "# Benchmarks"
 generate-table "Bootstrap Time" bootstrap 5