use --mount instead of --volume for docker bind mounts

local/local.go

@@ -234,10 +234,10 @@ func writeStringToTempFile(tempDir, data string) (string, error) {
 func generateDockerCommand(tempDir, configPath, image, pwd string, job string, dockerSocketPath string, arguments ...string) []string {
 	configPathInsideContainer := fmt.Sprintf("%s/local_build_config.yml", tempDir)
 	core := []string{"docker", "run", "--rm",
-		"--volume", fmt.Sprintf("%s:/var/run/docker.sock", dockerSocketPath),
-		"--volume", fmt.Sprintf("%s:%s", configPath, configPathInsideContainer),
-		"--volume", fmt.Sprintf("%s:%s", pwd, pwd),
-		"--volume", fmt.Sprintf("%s:/root/.circleci", settings.SettingsPath()),
+		"--mount", fmt.Sprintf("type=bind,src=%s,dst=/var/run/docker.sock", dockerSocketPath),
+		"--mount", fmt.Sprintf("type=bind,src=%s,dst=%s", configPath, configPathInsideContainer),
+		"--mount", fmt.Sprintf("type=bind,src=%s,dst=%s", pwd, pwd),
+		"--mount", fmt.Sprintf("type=bind,src=%s,dst=/root/.circleci", settings.SettingsPath()),
 		"--workdir", pwd,
 		image, "circleci", "build", "--config", configPathInsideContainer, "--job", job}
 	return append(core, arguments...)

local/local_unit_test.go

@@ -21,10 +21,10 @@ var _ = Describe("build", func() {
 				"docker",
 				"run",
 				"--rm",
-				"--volume", "/var/run/docker.sock:/var/run/docker.sock",
-				"--volume", "/config/path:/tempdir/local_build_config.yml",
-				"--volume", "/current/directory:/current/directory",
-				"--volume", home+"/.circleci:/root/.circleci",
+				"--mount", "type=bind,src=/var/run/docker.sock,dst=/var/run/docker.sock",
+				"--mount", "type=bind,src=/config/path,dst=/tempdir/local_build_config.yml",
+				"--mount", "type=bind,src=/current/directory,dst=/current/directory",
+				"--mount", "type=bind,src="+home+"/.circleci,dst=/root/.circleci",
 				"--workdir", "/current/directory",
 				"docker-image-name", "circleci", "build",
 				"--config", "/tempdir/local_build_config.yml",