Skip to content

fix(avm): Build trace on coverage prover runs #19627

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
sirasistant merged 1 commit into from
Jan 15, 2026
+6 −2
Merged

fix(avm): Build trace on coverage prover runs #19627

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 6 additions & 2 deletions barretenberg/cpp/src/barretenberg/avm_fuzzer/fuzzer_lib.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@
#include "barretenberg/vm2/simulation/lib/contract_crypto.hpp"
#include "barretenberg/vm2/simulation_helper.hpp"
#include "barretenberg/vm2/tooling/stats.hpp"
#include "barretenberg/vm2/tracegen_helper.hpp"

using namespace bb::avm2::fuzzer;
using namespace bb::avm2::simulation;
Expand Down Expand Up @@ -192,11 +193,14 @@ int fuzz_prover(FuzzerWorldStateManager& ws_mgr, FuzzerContractDB& contract_db,
BB_ASSERT(check_circuit_result,
"check_circuit returned false in fuzzer with no exception, this indicates a failure");
#else
// In coverage builds, run simulate_for_witgen instead of check_circuit
// In coverage builds, run simulate_for_witgen and tracegen instead of check_circuit
// This gives us coverage the the event and tracegen code paths without the overhead of check_circuit
vinfo("Running simulate_for_witgen in coverage build (skipping check_circuit)");
avm2::AvmSimulationHelper simulation_helper;
simulation_helper.simulate_for_witgen(proving_inputs.hints);
auto events = simulation_helper.simulate_for_witgen(proving_inputs.hints);
AvmTraceGenHelper tracegen_helper;
tracegen::TraceContainer trace;
tracegen_helper.fill_trace_columns(trace, std::move(events), hint_result.public_inputs.value());
#endif

return 0;
Expand Down
Loading