Revert "Add a CI task that checks performance regression (#1248)" (#1254)

This reverts commit 6929c89b861faa4f382a51ab07e3ee1eb727df8c.

.github/workflows/build_and_test.yml

@@ -225,29 +225,6 @@ jobs:
       if: runner.os == 'macOS' # use bash v4
       run: /usr/local/bin/bash -c 'RUN_ON_CI=1 ./scripts/test_all_fuzzers.sh'
 
-  executions-check:
-    strategy:
-      matrix:
-          os: [ubuntu-latest, macos-latest]
-    runs-on: ${{ matrix.os }}
-    steps:
-    - uses: actions-rs/toolchain@v1
-      with:
-        profile: minimal
-        toolchain: stable
-    - uses: lyricwulf/abc@v1
-      with: 
-        linux: llvm llvm-dev clang 
-        macos: llvm bash wget coreutils
-    - uses: actions/checkout@v3
-    - uses: Swatinem/rust-cache@v2
-    - name: Build and run libfuzzer_libpng (Linux)
-      if: runner.os == 'Linux'
-      run: ./scripts/executions-check.sh 
-    - name: Build and run libfuzzer_libpng (macOS) 
-      if: runner.os == 'macOS'
-      run: /usr/local/bin/bash -c './scripts/executions-check.sh'
-    
   nostd-build:
     runs-on: ubuntu-latest
     steps:

scripts/executions-check.sh

@@ -1,53 +0,0 @@
-#!/bin/bash
-install_libpng() {
-	cd ./fuzzers/libfuzzer_libpng && wget https://deac-fra.dl.sourceforge.net/project/libpng/libpng16/1.6.37/libpng-1.6.37.tar.xz 
-	tar -xvf libpng-1.6.37.tar.xz || echo "Failed to download libpng" 
-	cd libpng-1.6.37 && ./configure --enable-shared=no --with-pic=yes --enable-hardware-optimizations=yes && cd ..
-}
-
-build_libpng(){
-	cargo build --release || echo "ERROR: Failed to build libfuzzer_libpng" 
-	
-	cd libpng-1.6.37 && make CC="$(pwd)/../target/release/libafl_cc" CXX="$(pwd)/../target/release/ libafl_cxx" -j "$(nproc)" && cd ..
-}
-
-git_checkout(){
-	git reset --hard HEAD~1		
-}
-
-build_run_fuzzer(){
-	./target/release/libafl_cxx ./harness.cc libpng-1.6.37/.libs/libpng16.a -I libpng-1.6.37/ -o fuzzer_libpng -lz -lm || echo "ERROR: Failed to build the fuzzer"
-
-	./fuzzer_libpng > log.txt &
-	timeout 5m ./fuzzer_libpng >/dev/null 2>&1 &
-	
-	while true; do
-		if grep -q "Broker" log.txt ; then
-			pkill --signal SIGKILL "fuzzer_libpng"
-			executions=$(grep  -m 1 "Broker" log.txt  | awk '{print $14}')
-			rm -rf ./libafl_unix_shmem_server
-			echo "${executions%,}"
-			break
-   		fi
-	done
-}
-
-main(){
-	install_libpng
-
-	build_libpng
-	new_executions=$(build_run_fuzzer)
-	
-	git_checkout
-
-	build_libpng
-	last_executions=$(build_run_fuzzer)	
-
-	echo "the execution count of the new fuzzer is $new_executions"
-	echo "the execution count of the last fuzzer is $last_executions"
-}
-
-main
-
-
-