diff --git a/beacon_chain/validation/benches/block_validation.rs b/beacon_chain/validation/benches/block_validation.rs
deleted file mode 100644
index 03e9df498..000000000
--- a/beacon_chain/validation/benches/block_validation.rs
+++ /dev/null
@@ -1,148 +0,0 @@
-#![feature(test)]
-
-extern crate test;
-
-use self::test::Bencher;
-
-use std::sync::Arc;
-
-use super::{
-    BlockValidationContext,
-    AttesterMap,
-    ProposerMap,
-};
-
-use super::tests::{
-    TestStore,
-    TestParams,
-    setup_block_validation_scenario,
-    serialize_block,
-};
-
-use super::super::{
-    Block,
-    SszBlock,
-};
-
-fn bench_block_validation_scenario<F>(
-    b: &mut Bencher,
-    params: &TestParams,
-    mutator_func: F)
-    where F: FnOnce(Block, AttesterMap, ProposerMap, TestStore)
-                -> (Block, AttesterMap, ProposerMap, TestStore)
-{
-    let (block,
-     parent_hashes,
-     attester_map,
-     proposer_map,
-     stores) = setup_block_validation_scenario(&params);
-
-    let (block,
-         attester_map,
-         proposer_map,
-         stores) = mutator_func(block, attester_map, proposer_map, stores);
-
-    let ssz_bytes = serialize_block(&block);
-    let ssz_block = SszBlock::from_slice(&ssz_bytes[..])
-        .unwrap();
-
-    let parent_hashes = Arc::new(parent_hashes);
-    let proposer_map = Arc::new(proposer_map);
-    let attester_map = Arc::new(attester_map);
-    b.iter(|| {
-        let context = BlockValidationContext {
-            present_slot: params.validation_context_slot,
-            cycle_length: params.cycle_length,
-            last_justified_slot: params.validation_context_justified_slot,
-            last_finalized_slot: params.validation_context_finalized_slot,
-            parent_hashes: parent_hashes.clone(),
-            proposer_map: proposer_map.clone(),
-            attester_map: attester_map.clone(),
-            block_store: stores.block.clone(),
-            validator_store: stores.validator.clone(),
-            pow_store: stores.pow_chain.clone()
-        };
-        let result = context.validate_ssz_block(&ssz_block);
-        assert!(result.is_ok());
-    });
-}
-
-#[bench]
-#[ignore]
-fn bench_block_validation_10m_eth(b: &mut Bencher) {
-    let total_validators: usize = 10_000_000 / 32;
-    let cycle_length: u8 = 64;
-    let shard_count: u16 = 1024;
-    let shards_per_slot: u16 = 1024 / u16::from(cycle_length);
-    let validators_per_shard: usize = total_validators / usize::from(shard_count);
-    let block_slot = u64::from(cycle_length) * 10000;
-    let attestations_justified_slot = block_slot - u64::from(cycle_length);
-    let parent_proposer_index = 0;
-
-    let validation_context_slot = block_slot;
-    let validation_context_justified_slot = attestations_justified_slot;
-    let validation_context_finalized_slot = 0;
-
-    let params = TestParams {
-        total_validators,
-        cycle_length,
-        shard_count,
-        shards_per_slot,
-        validators_per_shard,
-        parent_proposer_index,
-        block_slot,
-        attestations_justified_slot,
-        validation_context_slot,
-        validation_context_justified_slot,
-        validation_context_finalized_slot,
-    };
-
-    let no_mutate = |block, attester_map, proposer_map, stores| {
-        (block, attester_map, proposer_map, stores)
-    };
-
-    bench_block_validation_scenario(
-        b,
-        &params,
-        no_mutate);
-}
-
-#[bench]
-#[ignore]
-fn bench_block_validation_100m_eth(b: &mut Bencher) {
-    let total_validators: usize = 100_000_000 / 32;
-    let cycle_length: u8 = 64;
-    let shard_count: u16 = 1024;
-    let shards_per_slot: u16 = 1024 / u16::from(cycle_length);
-    let validators_per_shard: usize = total_validators / usize::from(shard_count);
-    let block_slot = u64::from(cycle_length) * 10000;
-    let attestations_justified_slot = block_slot - u64::from(cycle_length);
-    let parent_proposer_index = 0;
-
-    let validation_context_slot = block_slot;
-    let validation_context_justified_slot = attestations_justified_slot;
-    let validation_context_finalized_slot = 0;
-
-    let params = TestParams {
-        total_validators,
-        cycle_length,
-        shard_count,
-        shards_per_slot,
-        validators_per_shard,
-        parent_proposer_index,
-        block_slot,
-        attestations_justified_slot,
-        validation_context_slot,
-        validation_context_justified_slot,
-        validation_context_finalized_slot,
-    };
-
-    let no_mutate = |block, attester_map, proposer_map, stores| {
-        (block, attester_map, proposer_map, stores)
-    };
-
-    bench_block_validation_scenario(
-        b,
-        &params,
-        no_mutate);
-}
diff --git a/beacon_chain/validation/benches/main.rs b/beacon_chain/validation/benches/main.rs
deleted file mode 100644
index 0faf89f6d..000000000
--- a/beacon_chain/validation/benches/main.rs
+++ /dev/null
@@ -1,5 +0,0 @@
-#![feature(test)]
-extern crate lighthouse;
-extern crate tests;
-
-mod block_validation;