Return error if success count for proof validation or data activation…

…s is 0 (#1406)

actors/miner/src/lib.rs

@@ -1098,6 +1098,9 @@ impl Actor {
             return Err(actor_error!(illegal_argument, "no valid updates"));
         }
         let proven_batch = proven_batch_gen.gen();
+        if proven_batch.success_count == 0 {
+            return Err(actor_error!(illegal_argument, "no valid proofs specified"));
+        }
 
         // Activate data.
         let data_activation_inputs: Vec<SectorPiecesActivationInput> = proven_manifests
@@ -1114,6 +1117,9 @@ impl Actor {
         // Activate data for proven updates.
         let (data_batch, data_activations) =
             activate_sectors_pieces(rt, data_activation_inputs, params.require_activation_success)?;
+        if data_batch.success_count == 0 {
+            return Err(actor_error!(illegal_argument, "all data activations failed"));
+        }
 
         // Successful data activation is required for sector activation.
         let successful_manifests = data_batch.successes(&proven_manifests);
@@ -1789,6 +1795,9 @@ impl Actor {
             proven_batch_gen.add_successes(validation_batch.size());
         }
         let proven_batch = proven_batch_gen.gen();
+        if proven_batch.success_count == 0 {
+            return Err(actor_error!(illegal_argument, "no valid proofs specified"));
+        }
 
         // Activate data and verify CommD matches the declared one.
         let data_activation_inputs = proven_activation_inputs
@@ -1807,6 +1816,9 @@ impl Actor {
         // Activate data for proven sectors.
         let (data_batch, data_activations) =
             activate_sectors_pieces(rt, data_activation_inputs, params.require_activation_success)?;
+        if data_batch.success_count == 0 {
+            return Err(actor_error!(illegal_argument, "all data activations failed"));
+        }
 
         // Successful data activation is required for sector activation.
         let successful_sector_activations = data_batch.successes(&proven_activation_inputs);