data[k]++
		}
		// 4) write the file
		pkgpath += "_corrupted"
		filename := filepath.Join(corruptdir, pkgpath) + ".a"
		os.WriteFile(filename, data, 0666)

		// test that importing the corrupted file results in an error
		_, err = Import(fset, make(map[string]*types.Package), pkgpath, corruptdir, nil)
		if err == nil {
			t.Errorf("import corrupted %q succeeded", pkgpath)

	var x [N]int // stack-allocated memory
	for i := range x {
		x[i] = 0x999
	}

	// This defer checks to see if x is uncorrupted.
	defer func(p *[N]int) {
		recover()
		for i := range p {
			if p[i] != 0x999 {
				for j := range p {
					fmt.Printf("p[%d]=0x%x\n", j, p[j])
				}
				panic("corrupted stack variable")
			}
		}
	}(&x)

	// This defer starts a new goroutine, which will (hopefully)

        and:
        !localCache.hasCacheEntry(cacheKey)

        when:
        file("build").deleteDir()

        then:
        succeeds("customTask")
    }

    def "corrupted cache artifact metadata provides useful error message"() {
        when:
        buildFile << """
            @CacheableTask
            class CustomTask extends DefaultTask {

				}
				partsMD5Sum = append(partsMD5Sum, h.Sum(nil))
			}

			if failedMD5 {
				log.Println("CORRUPTED object:", objFullPath(object))
				continue
			}

			corrupted := false
			if !multipart {
				md5sum := fmt.Sprintf("%x", partsMD5Sum[0])
				if md5sum != object.ETag {
					corrupted = true
				}
			} else {
				var totalMD5SumBytes []byte
				for _, sum := range partsMD5Sum {

var errUnexpected = StorageErr("unexpected error, please report this issue at https://github.com/minio/minio/issues")

// errCorruptedFormat - corrupted format.
var errCorruptedFormat = StorageErr("corrupted format")

// errCorruptedBackend - corrupted backend.
var errCorruptedBackend = StorageErr("corrupted backend")

// errUnformattedDisk - unformatted disk found.
var errUnformattedDisk = StorageErr("unformatted drive found")

// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Issue 6295: qualified name of unexported methods
// is corrupted during import.

// compiledir

// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Issue 7023: corrupted export data when an inlined function
// contains a goto.

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Issue 4252: tests that fixing the issue still allow
// builtins to be redeclared and are not corrupted
// in export data.

                }
                throw new IOException("corrupted stream - high tag number < 31 found");
            }

            tagNo = b & 0x7f;

            // X.690-0207 8.1.2.4.2
            // "c) bits 7 to 1 of the first subsequent octet shall not all be zero."
            if (0 == tagNo)
            {
                throw new IOException("corrupted stream - invalid high tag number found");
            }

	assert.EqualError(t, err, "checkpoint is corrupted")

	// Test it fails if tried to read V1 structure into the same structure but defined in another package
	checkpointRemoteV1 := newFakeCheckpointRemoteV1("", nil, false)
	err = manager.GetCheckpoint("key1", checkpointRemoteV1)
	assert.EqualError(t, err, "checkpoint is corrupted")

	// Test it works if tried to read V1 structure using into a new V1 structure