tests/fuzzers: crypto/bn256 and crypto/bls12381 tests against gnark-c…

…rypto (ethereum#22755)

Add more cross-fuzzers to fuzz bls with gnark versus geth's own bls12-381 library

go.mod

@@ -3,7 +3,10 @@ module github.com/ethereum/go-ethereum
 go 1.15
 
 require (
+	github.com/Azure/azure-pipeline-go v0.2.2 // indirect
 	github.com/Azure/azure-storage-blob-go v0.7.0
+	github.com/Azure/go-autorest/autorest/adal v0.8.0 // indirect
+	github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 // indirect
 	github.com/VictoriaMetrics/fastcache v1.5.7
 	github.com/aws/aws-sdk-go-v2 v1.2.0
 	github.com/aws/aws-sdk-go-v2/config v1.1.1
@@ -12,15 +15,18 @@ require (
 	github.com/btcsuite/btcd v0.20.1-beta
 	github.com/cespare/cp v0.1.0
 	github.com/cloudflare/cloudflare-go v0.14.0
-	github.com/consensys/gurvy v0.3.8
+	github.com/consensys/gnark-crypto v0.4.1-0.20210426202927-39ac3d4b3f1f
 	github.com/davecgh/go-spew v1.1.1
 	github.com/deckarep/golang-set v0.0.0-20180603214616-504e848d77ea
+	github.com/dlclark/regexp2 v1.2.0 // indirect
 	github.com/docker/docker v1.4.2-0.20180625184442-8e610b2b55bf
 	github.com/dop251/goja v0.0.0-20200721192441-a695b0cdd498
 	github.com/edsrzf/mmap-go v1.0.0
 	github.com/fatih/color v1.7.0
 	github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5
 	github.com/gballet/go-libpcsclite v0.0.0-20190607065134-2772fd86a8ff
+	github.com/go-ole/go-ole v1.2.1 // indirect
+	github.com/go-sourcemap/sourcemap v2.1.2+incompatible // indirect
 	github.com/go-stack/stack v1.8.0
 	github.com/golang/protobuf v1.4.3
 	github.com/golang/snappy v0.0.3-0.20201103224600-674baa8c7fc3
@@ -37,8 +43,10 @@ require (
 	github.com/jedisct1/go-minisign v0.0.0-20190909160543-45766022959e
 	github.com/julienschmidt/httprouter v1.2.0
 	github.com/karalabe/usb v0.0.0-20190919080040-51dc0efba356
+	github.com/kylelemons/godebug v1.1.0 // indirect
 	github.com/mattn/go-colorable v0.1.0
 	github.com/mattn/go-isatty v0.0.5-0.20180830101745-3fb116b82035
+	github.com/naoina/go-stringutil v0.1.0 // indirect
 	github.com/naoina/toml v0.1.2-0.20170918210437-9fafd6967416
 	github.com/olekukonko/tablewriter v0.0.5
 	github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7
@@ -51,11 +59,12 @@ require (
 	github.com/syndtr/goleveldb v1.0.1-0.20210305035536-64b5b1c73954
 	github.com/tklauser/go-sysconf v0.3.5 // indirect
 	github.com/tyler-smith/go-bip39 v1.0.1-0.20181017060643-dbb3b84ba2ef
-	golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9
-	golang.org/x/sys v0.0.0-20210316164454-77fc1eacc6aa
+	golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2
+	golang.org/x/sys v0.0.0-20210420205809-ac73e9fd8988
 	golang.org/x/text v0.3.4
 	golang.org/x/time v0.0.0-20201208040808-7e3f01d25324
 	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce
 	gopkg.in/olebedev/go-duktape.v3 v3.0.0-20200619000410-60c24ae608a6
 	gopkg.in/urfave/cli.v1 v1.20.0
+	gotest.tools v2.2.0+incompatible // indirect
 )