chore: Update Noir to nightly-2026-01-02

Automated update of Noir submodule to latest nightly.

**Current**: unknown
**New**: nightly-2026-01-02

[View changes in noir-lang/noir](noir-lang/noir@084ed53...nightly-2026-01-02)

Author: AztecBot

avm-transpiler/Cargo.lock

@@ -14,8 +14,8 @@ crate-type = ["staticlib", "rlib"]
 [dependencies]
 # local
 acvm = { path = "../noir/noir-repo/acvm-repo/acvm", features = ["bn254"] }
-noirc_errors = { path = "../noir/noir-repo/compiler/noirc_errors" }
 noirc_abi = { path = "../noir/noir-repo/tooling/noirc_abi" }
+noirc_artifacts = { path = "../noir/noir-repo/tooling/noirc_artifacts" }
 noirc_evaluator = { path = "../noir/noir-repo/compiler/noirc_evaluator", features = ["bn254"] }
 noirc_frontend = { path = "../noir/noir-repo/compiler/noirc_frontend", features = ["test_utils"] }
 

avm-transpiler/Cargo.toml

@@ -15,7 +15,7 @@ use base64 as _;
 use fxhash as _;
 use libc as _;
 use noirc_abi as _;
-use noirc_errors as _;
+use noirc_artifacts as _;
 use noirc_evaluator as _;
 use noirc_frontend as _;
 use once_cell as _;

avm-transpiler/src/main.rs

@@ -7,7 +7,7 @@ use acvm::acir::circuit::BrilligOpcodeLocation;
 use acvm::brillig_vm::brillig::{
     BinaryFieldOp, BinaryIntOp, BlackBoxOp, HeapArray, HeapVector, MemoryAddress, ValueOrArray,
 };
-use noirc_errors::debug_info::DebugInfo;
+use noirc_artifacts::debug::DebugInfo;
 
 use crate::bit_traits::{BitsQueryable, bits_needed_for};
 use crate::instructions::{AddressingModeBuilder, AvmInstruction, AvmOperand, AvmTypeTag};

avm-transpiler/src/transpile.rs

@@ -7,7 +7,7 @@ use serde::{Deserialize, Serialize};
 
 use acvm::acir::circuit::Program;
 use noirc_abi::{Abi, AbiErrorType, AbiParameter, AbiType};
-use noirc_errors::debug_info::{DebugInfo, ProgramDebugInfo};
+use noirc_artifacts::debug::{DebugInfo, ProgramDebugInfo};
 use noirc_evaluator::ErrorType;
 
 use crate::instructions::{AvmInstruction, AvmOperand, AvmTypeTag};

avm-transpiler/src/transpile_contract.rs

@@ -156,7 +156,7 @@ function test_cmds {
   local sol_prefix="$tests_hash:ISOLATE=1"
   # Solidity tests. Isolate because anvil.
   # Test the solidity verifier with and without zk
-  for t in assert_statement a_1_mul slices verify_honk_proof; do
+  for t in assert_statement a_1_mul vectors verify_honk_proof; do
     echo "$sol_prefix $scripts/bb_prove_sol_verify.sh $t --disable_zk"
     echo "$sol_prefix $scripts/bb_prove_sol_verify.sh $t"
     echo "$sol_prefix USE_OPTIMIZED_CONTRACT=true $scripts/bb_prove_sol_verify.sh $t --disable_zk"

barretenberg/acir_tests/bootstrap.sh

@@ -107,7 +107,7 @@ impl PublicContext {
         T: Serialize,
     {
         // Safety: AVM opcodes are constrained by the AVM itself
-        unsafe { emit_public_log(Serialize::serialize(log).as_slice()) };
+        unsafe { emit_public_log(Serialize::serialize(log).as_vector()) };
     }
 
     /// Checks if a given note hash exists in the note hash tree at a particular

noir-projects/aztec-nr/aztec/src/context/public_context.nr

@@ -84,7 +84,7 @@ pub comptime fn generate_public_dispatch(m: Module) -> Quoted {
         } else {
             quote {
                 let return_value = dep::aztec::protocol_types::traits::Serialize::serialize($call);
-                dep::aztec::context::public_context::avm_return(return_value.as_slice());
+                dep::aztec::context::public_context::avm_return(return_value.as_vector());
             }
         };
 

noir-projects/aztec-nr/aztec/src/macros/dispatch.nr

@@ -101,7 +101,7 @@ impl AsStrQuote for Quoted {
             let token_as_fmt_str = f"{token}";
             let token_as_str = unquote!(quote {$token_as_fmt_str});
             let token_len = unquote!(quote { $token_as_str.as_bytes().len() });
-            let token_as_bytes = unquote!(quote { $token_as_str.as_bytes().as_slice() });
+            let token_as_bytes = unquote!(quote { $token_as_str.as_bytes().as_vector() });
             total_len += token_len;
             acc = acc.append(token_as_bytes);
         }

noir-projects/aztec-nr/aztec/src/macros/utils.nr

@@ -19,7 +19,6 @@ export js_include=$(printf " --include %s" $js_projects)
 export GIT_COMMIT=$noir_commit
 export SOURCE_DATE_EPOCH=0
 export GIT_DIRTY=false
-export RUSTFLAGS="-Dwarnings"
 
 # Builds nargo, acvm and profiler binaries.
 function build_native {