b0.Event("GoStatus", trace.GoID(1), trace.ThreadID(0), go122.GoSyscall)
	b0.Event("ProcStatus", trace.ProcID(1), go122.ProcIdle)
	b0.Event("ProcStart", trace.ProcID(1), testgen.Seq(1))
	b0.Event("GoSyscallEndBlocked")

	// A bare M stole the goroutine's P at the generation boundary.
	b1 := g.Batch(trace.ThreadID(1), 0)
	b1.Event("ProcStatus", trace.ProcID(0), go122.ProcSyscallAbandoned)

                }
               }
              }
             },
             {
              "name": "envoy.filters.http.grpc_stats",
              "typed_config": {
               "@type": "type.googleapis.com/envoy.extensions.filters.http.grpc_stats.v3.FilterConfig",
               "emit_filter_state": true,
               "stats_for_all_methods": false
              }
             },
             {

                        "http_filters": [
                          {
                            "name": "envoy.filters.http.grpc_stats",
                            "typed_config": {
                              "@type": "type.googleapis.com/envoy.extensions.filters.http.grpc_stats.v3.FilterConfig",
                              "emit_filter_state": true,
                              "stats_for_all_methods": false

)

func main() {
	testgen.Main(gen)
}

func gen(t *testgen.Trace) {
	g1 := t.Generation(1)

	// A running goroutine emits a task begin.
	b1 := g1.Batch(trace.ThreadID(0), 0)
	b1.Event("ProcStatus", trace.ProcID(0), go122.ProcRunning)
	b1.Event("GoStatus", trace.GoID(1), trace.ThreadID(0), go122.GoRunning)

	t.DisableTimestamps()

	g := t.Generation(1)

	// One goroutine does a syscall without blocking, then another one where
	// it's P gets stolen.
	b0 := g.Batch(trace.ThreadID(0), 0)
	b0.Event("ProcStatus", trace.ProcID(0), go122.ProcRunning)
	b0.Event("GoStatus", trace.GoID(1), trace.ThreadID(0), go122.GoRunning)
	b0.Event("GoSyscallBegin", testgen.Seq(1), testgen.NoStack)
	b0.Event("GoSyscallEnd")

-- expect --
SUCCESS
-- trace --
Trace Go1.22
EventBatch gen=1 m=0 time=0 size=17
ProcStatus dt=1 p=0 pstatus=1
GoCreate dt=1 new_g=5 new_stack=0 stack=0
GoStart dt=1 g=5 g_seq=1
GoStop dt=1 reason_string=1 stack=0
EventBatch gen=1 m=18446744073709551615 time=0 size=5
Frequency freq=15625000
EventBatch gen=1 m=18446744073709551615 time=0 size=1
Stacks
EventBatch gen=1 m=18446744073709551615 time=0 size=12
Strings
String id=1

-- expect --
SUCCESS
-- trace --
Trace Go1.22
EventBatch gen=1 m=0 time=0 size=9
ProcStatus dt=1 p=0 pstatus=4
ProcSteal dt=1 p=0 p_seq=1 m=1
EventBatch gen=1 m=18446744073709551615 time=0 size=5
GoStatus dt=1 g=1 m=1 gstatus=3
EventBatch gen=1 m=18446744073709551615 time=0 size=5
Frequency freq=15625000
EventBatch gen=1 m=18446744073709551615 time=0 size=1
Stacks
EventBatch gen=1 m=18446744073709551615 time=0 size=1

-- expect --
SUCCESS
-- trace --
Trace Go1.22
EventBatch gen=1 m=0 time=0 size=24
ProcStatus dt=0 p=0 pstatus=1
GoStatus dt=0 g=1 m=0 gstatus=2
GoSyscallBegin dt=0 p_seq=1 stack=0
ProcSteal dt=0 p=0 p_seq=2 m=0
ProcStart dt=0 p=0 p_seq=3
GoSyscallEndBlocked dt=0
EventBatch gen=1 m=18446744073709551615 time=0 size=5
Frequency freq=15625000
EventBatch gen=1 m=18446744073709551615 time=0 size=1
Stacks

-- expect --
SUCCESS
-- trace --
Trace Go1.22
EventBatch gen=1 m=0 time=0 size=15
ProcStatus dt=1 p=0 pstatus=1
GoStatus dt=1 g=1 m=0 gstatus=2
GoSyscallBegin dt=1 p_seq=1 stack=0
GoSyscallEndBlocked dt=1
EventBatch gen=1 m=1 time=0 size=5
ProcSteal dt=1 p=0 p_seq=2 m=0
EventBatch gen=1 m=18446744073709551615 time=0 size=5
Frequency freq=15625000
EventBatch gen=1 m=18446744073709551615 time=0 size=1
Stacks

-- expect --
FAILURE ".*expected a proc but didn't have one.*"
-- trace --
Trace Go1.22
EventBatch gen=1 m=0 time=0 size=34
GoCreateSyscall dt=1 new_g=4
ProcStatus dt=1 p=0 pstatus=2
ProcStart dt=1 p=0 p_seq=1
GoSyscallEndBlocked dt=1
GoStart dt=1 g=4 g_seq=1
GoSyscallBegin dt=1 p_seq=2 stack=0
GoDestroySyscall dt=1
GoCreateSyscall dt=1 new_g=4
GoSyscallEnd dt=1
GoSyscallBegin dt=1 p_seq=3 stack=0
GoDestroySyscall dt=1