codellama:13b | RAG off

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Shift register for the dividend and remainder
reg [8:0] SR;

// Negated divisor for subtraction
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1;

// Counter for the number of bits to shift
reg [3:0] cnt;

// Start counter for the division process
reg start_cnt;

always @(posedge clk) begin
    if (rst) begin
        // Reset all registers
        SR <= 9'b0;
        NEG_DIVISOR <= 8'b0;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
        res_valid <= 1'b0;
...

[stderr]
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:41: syntax error
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:41: Syntax in assignment statement l-value.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:44: syntax error
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:44: Syntax in assignment statement l-value.

[stderr]
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/functional/generated.v:41: syntax error
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/functional/generated.v:41: Syntax in assignment statement l-value.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/functional/generated.v:44: syntax error
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/functional/generated.v:44: Syntax in assignment statement l-value.

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:41: syntax error\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:41: Syntax in assignment statement l-value.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:44: syntax error\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:44: Syntax in assignment statement l-value.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/functional/generated.v:41: syntax error\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/functional/generated.v:41: Syntax in assignment statement l-value.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/functional/generated.v:44: syntax error\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/functional/generated.v:44: Syntax in assignment statement l-value.\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Signal declarations
reg [8:0] SR; // Shift register for the dividend
wire [7:0] NEG_DIVISOR; // Negated divisor
reg [3:0] cnt; // Counter for the division process
reg start_cnt; // Start counter signal
wire carry_out; // Carry-out signal from subtraction
wire [15:0] quotient; // Quotient result
wire [7:0] remainder; // Remainder result

// Shift register initialization
always @(posedge clk) begin
    if (rst) begin
        SR <= 9'b0;
    end else if (opn_valid && !res_ready) begin
        SR <= {dividend, 1'b0}; // Initialize the shift register with the dividend and a zero bit
    end
end

// Negated divisor calculation
assign NEG_DIVISOR = ~divisor;
...

[stderr]
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:56: error: quotient is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:19:      : quotient is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:57: error: carry_out is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:18:      : carry_out is declared here as wire.
2 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:56: error: quotient is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:19:      : quotient is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:57: error: carry_out is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_1/generated.v:18:      : carry_out is declared here as wire.\n2 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Shift register for the dividend and remainder
reg [8:0] SR;

// Negated divisor for subtraction
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1;

// Counter for the number of bits in the dividend
reg [3:0] cnt;

// Start counter for the division process
reg start_cnt;

always @(posedge clk) begin
    if (rst) begin
        // Reset all registers and flags
        SR <= 9'b0;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
        res_valid <= 1'b0;
    end else begin
...

[stderr]
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_2/generated.v:58: syntax error
I give up.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error
I give up.

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_2/generated.v:58: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.\n/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Signal declarations
reg [8:0] SR; // Shift register for remainder and quotient
wire [7:0] NEG_DIVISOR; // Negated divisor
reg [3:0] cnt; // Counter for division process
reg start_cnt; // Start counter signal
wire carry_out; // Carry-out signal from subtraction

// Shift register initialization
always @(posedge clk) begin
    if (rst) begin
        SR <= 0;
    end else if (opn_valid && !res_ready) begin
        SR <= {dividend, 1'b0}; // Initialize shift register with dividend and carry-in = 0
    end
end

// Negated divisor calculation
assign NEG_DIVISOR = ~divisor;

// Counter initialization
...

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": true,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Signal declarations
reg [8:0] SR; // Shift register for the dividend
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1; // Negated divisor
reg [3:0] cnt; // Counter for the division process
reg start_cnt; // Start counter signal
wire carry_out; // Carry-out signal from subtraction
wire [7:0] remainder; // Remainder after subtraction

// Shift register and counter initialization
always @(posedge clk) begin
    if (rst) begin
        SR <= 9'b0;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
    end else begin
        // Initialize shift register and counter on operation start
        if (opn_valid && !res_valid) begin
            SR <= {dividend[7:0], 1'b0};
            cnt <= 4'b1;
            start_cnt <= 1'b1;
...

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": true,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Shift register for the dividend and remainder
reg [8:0] SR;

// Negated divisor for subtraction
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1;

// Counter for division process
reg [3:0] cnt;

// Start counter for division process
reg start_cnt;

// Sign extension of dividend and divisor
wire [8:0] signed_dividend = {sign, dividend};
wire [8:0] signed_divisor = {sign, divisor};

// Result validity flag
reg res_valid_int;

// Output result
...

[stderr]
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_3/generated.v:76: syntax error
I give up.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error
I give up.

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_3/generated.v:76: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.\n/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Internal signals
reg [8:0] sr; // shift register
reg [8:0] neg_divisor; // negated divisor
reg [3:0] cnt; // counter
reg start_cnt; // start counter
wire carry_out; // carry-out of subtraction
wire [7:0] remainder; // remainder after subtraction
wire [7:0] quotient; // quotient after subtraction

// Shift register initialization
always @(posedge clk) begin
    if (rst) begin
        sr <= 9'b0;
    end else if (opn_valid && !res_ready) begin
        sr <= {dividend, 1'b0}; // initialize with dividend shifted left by one bit
    end
end

// Negated divisor initialization
always @(posedge clk) begin
...

[stderr]
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_4/generated.v:110: syntax error
I give up.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error
I give up.

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_4/generated.v:110: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.\n/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Shift register for the dividend and remainder
reg [8:0] SR;

// Negated divisor for subtraction
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1;

// Counter for division process
reg [3:0] cnt;

// Start counter for division process
reg start_cnt;

// Result validity flag
reg res_valid_int;

// Output result
wire [15:0] result_int = {SR[8], SR[7:0]};

always @(posedge clk) begin
    if (rst) begin
...

[stderr]
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_4/generated.v:77: syntax error
I give up.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error
I give up.

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_4/generated.v:77: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.\n/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Signal declarations
reg [8:0] SR; // shift register
reg [8:0] NEG_DIVISOR; // negated divisor
reg cnt; // counter
reg start_cnt; // start counter
wire carry_out; // carry-out signal
wire subtraction_result; // subtraction result

// Shift register initialization
always @(posedge clk) begin
    if (rst) begin
        SR <= 9'b0;
    end else if (opn_valid && !res_ready) begin
        SR <= dividend << 1;
    end
end

// Negated divisor initialization
always @(posedge clk) begin
    if (rst) begin
...

[stderr]
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:61: error: subtraction_result is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:19:      : subtraction_result is declared here as wire.
1 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:61: error: subtraction_result is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:19:      : subtraction_result is declared here as wire.\n1 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output reg [15:0] result,
    output reg res_valid
);

// Signal declarations
reg [8:0] SR; // shift register
wire [8:0] NEG_DIVISOR; // negated divisor
reg [3:0] cnt; // counter
reg start_cnt; // start counter

// Initialization
always @(posedge clk) begin
    if (rst) begin
        SR <= 9'b0;
        NEG_DIVISOR <= 9'b0;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
    end else if (opn_valid && !res_ready) begin
        SR <= dividend[7:0];
        NEG_DIVISOR <= ~divisor[7:0] + 9'b1; // negated divisor
        cnt <= 4'b1;
        start_cnt <= 1'b1;
    end else if (start_cnt) begin
        SR <= {SR[8], SR[7:0] - NEG_DIVISOR};
...

[stderr]
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:23: error: NEG_DIVISOR is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:15:      : NEG_DIVISOR is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:28: error: NEG_DIVISOR is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:15:      : NEG_DIVISOR is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:66: error: res_ready is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:8:      : res_ready is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:68: error: res_ready is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:8:      : res_ready is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:70: error: res_ready is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:8:      : res_ready is declared here as wire.
5 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:23: error: NEG_DIVISOR is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:15:      : NEG_DIVISOR is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:28: error: NEG_DIVISOR is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:15:      : NEG_DIVISOR is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:66: error: res_ready is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:8:      : res_ready is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:68: error: res_ready is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:8:      : res_ready is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:70: error: res_ready is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_5/generated.v:8:      : res_ready is declared here as wire.\n5 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Shift register for the dividend and remainder
reg [8:0] SR;

// Negated divisor for subtraction
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1;

// Counter for the division process
reg [3:0] cnt;

// Start counter for the division process
reg start_cnt;

// Result validity flag
reg res_valid_int;

always @(posedge clk) begin
    if (rst) begin
        // Reset all registers to their default values
        SR <= 9'b0;
        cnt <= 4'b0;
...

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": true,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Shift register for the remainder and quotient
reg [15:0] SR;

// Negated divisor for subtraction
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1;

// Counter for the division process
reg [3:0] cnt;

// Start counter for the division process
reg start_cnt;

always @(posedge clk) begin
    if (rst) begin
        // Reset all registers to their default values
        SR <= 16'b0;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
        res_valid <= 1'b0;
    end else if (opn_valid) begin
...

[stderr]
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_6/generated.v:34: error: dividend is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_6/generated.v:5:      : dividend is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_6/generated.v:35: error: divisor is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_6/generated.v:6:      : divisor is declared here as wire.
2 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_6/generated.v:34: error: dividend is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_6/generated.v:5:      : dividend is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_6/generated.v:35: error: divisor is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_6/generated.v:6:      : divisor is declared here as wire.\n2 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Signal declarations
reg [8:0] SR; // Shift register for the dividend
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1; // Negated divisor
reg [3:0] cnt; // Counter for the division process
reg start_cnt; // Start counter signal
wire carry_out; // Carry-out signal from subtraction
wire [7:0] remainder; // Remainder after subtraction
wire [7:0] quotient; // Quotient after subtraction

// Shift register update logic
always @(posedge clk) begin
    if (rst) begin
        SR <= 9'b0;
    end else if (opn_valid && !res_ready) begin
        SR <= {dividend, 1'b0}; // Initialize shift register with dividend
    end else if (start_cnt) begin
        SR <= {SR[7:0], carry_out}; // Shift left and insert carry-out
    end
end
...

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": true,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
  input clk,
  input rst,
  input sign,
  input [7:0] dividend,
  input [7:0] divisor,
  input opn_valid,
  input res_ready,
  output reg res_valid,
  output reg [15:0] result
);

// Signal declarations
reg [8:0] sr; // shift register
reg [8:0] neg_divisor; // negated divisor
reg [3:0] cnt; // counter
reg start_cnt; // start counter
wire carry_out; // carry-out signal
wire sub_result; // subtraction result

// Shift register and counter initialization
always @(posedge clk or posedge rst) begin
  if (rst) begin
    sr <= {8{1'b0}};
    neg_divisor <= {8{1'b0}};
    cnt <= 4'd0;
    start_cnt <= 1'b0;
  end else begin
    if (opn_valid) begin
      sr <= dividend << 1;
      neg_divisor <= ~(divisor & {8{sign}}); // negate divisor for signed division
      cnt <= 4'd1;
...

[stderr]
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_7/generated.v:50: error: carry_out is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_7/generated.v:18:      : carry_out is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_7/generated.v:51: error: sub_result is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_7/generated.v:19:      : sub_result is declared here as wire.
2 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_7/generated.v:50: error: carry_out is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_7/generated.v:18:      : carry_out is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_7/generated.v:51: error: sub_result is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_7/generated.v:19:      : sub_result is declared here as wire.\n2 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Signal declarations
reg [8:0] SR; // Shift register for dividend
wire [7:0] NEG_DIVISOR; // Negated divisor
reg [3:0] cnt; // Counter for division process
reg start_cnt; // Start counter signal
wire carry_out; // Carry-out from subtraction
wire [15:0] remainder; // Remainder after subtraction
wire [7:0] quotient; // Quotient after subtraction

// Operation start
always @(posedge clk) begin
    if (rst) begin
        SR <= 9'b0;
        NEG_DIVISOR <= 8'b0;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
    end else if (opn_valid && !res_valid) begin
        SR <= {dividend[7:0], 1'b0}; // Initialize shift register with dividend
        NEG_DIVISOR <= ~divisor + 8'b1; // Negate divisor and add 1 for subtraction
        cnt <= 4'b1; // Set counter to 1
...

[stderr]
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:26: error: NEG_DIVISOR is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:15:      : NEG_DIVISOR is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:31: error: NEG_DIVISOR is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:15:      : NEG_DIVISOR is declared here as wire.
2 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:26: error: NEG_DIVISOR is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:15:      : NEG_DIVISOR is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:31: error: NEG_DIVISOR is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:15:      : NEG_DIVISOR is declared here as wire.\n2 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Signal declarations
reg [8:0] sr; // Shift register for the dividend
wire [7:0] neg_divisor; // Negated divisor
reg [3:0] cnt; // Counter for the division process
reg start_cnt; // Start counter signal
wire carry_out; // Carry-out from subtraction
wire [15:0] remainder; // Remainder of the division
wire [7:0] quotient; // Quotient of the division

// Shift register and negated divisor initialization
always @(posedge clk) begin
    if (rst) begin
        sr <= 9'b0;
        neg_divisor <= ~divisor;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
    end else if (opn_valid && !res_ready) begin
        sr <= dividend << 1;
        neg_divisor <= ~divisor;
        cnt <= 4'b0;
...

[stderr]
alue in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:20:      : quotient is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:67: error: remainder is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:19:      : remainder is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:68: error: quotient is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:20:      : quotient is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:75: error: carry_out is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:18:      : carry_out is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:77: error: carry_out is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:18:      : carry_out is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:79: error: carry_out is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:18:      : carry_out is declared here as wire.
11 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "alue in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:20:      : quotient is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:67: error: remainder is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:19:      : remainder is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:68: error: quotient is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:20:      : quotient is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:75: error: carry_out is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:18:      : carry_out is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:77: error: carry_out is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:18:      : carry_out is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:79: error: carry_out is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_8/generated.v:18:      : carry_out is declared here as wire.\n11 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output res_valid,
    output [15:0] result
);

// Internal signals
reg [8:0] SR; // shift register
reg [7:0] NEG_DIVISOR; // negated divisor
reg cnt; // counter
reg start_cnt; // start counter
wire carry_out; // carry-out of subtraction
wire [15:0] remainder; // remainder after division
wire [7:0] quotient; // quotient after division

// Shift register update logic
always @(posedge clk) begin
    if (rst) begin
        SR <= 9'b0;
    end else if (opn_valid && !res_ready) begin
        SR <= {dividend, 1'b0};
    end else if (start_cnt) begin
        SR <= {SR[7:0], carry_out};
    end
end
...

[stderr]
not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:10:      : result is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:85: error: result is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:10:      : result is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:87: error: result is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:10:      : result is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:94: error: res_ready is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:8:      : res_ready is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:96: error: res_ready is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:8:      : res_ready is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:98: error: res_ready is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:8:      : res_ready is declared here as wire.
9 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": " not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:10:      : result is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:85: error: result is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:10:      : result is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:87: error: result is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:10:      : result is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:94: error: res_ready is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:8:      : res_ready is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:96: error: res_ready is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:8:      : res_ready is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:98: error: res_ready is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:8:      : res_ready is declared here as wire.\n9 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    output res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Internal signals
reg [8:0] SR; // Shift register for remainder and quotient
reg [7:0] NEG_DIVISOR; // Negated divisor for subtraction
reg [3:0] cnt; // Counter for division process
reg start_cnt; // Start counter signal
wire carry_out; // Carry-out from subtraction
wire [15:0] quotient; // Quotient result
wire [7:0] remainder; // Remainder result

// Shift register and counter initialization
always @(posedge clk) begin
    if (rst) begin
        SR <= 9'b0;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
    end else if (opn_valid && !res_valid) begin
        // Save inputs and initialize shift register, counter, and start signal
        SR <= {dividend[7:0], 8'b0};
        NEG_DIVISOR <= ~divisor;
        cnt <= 4'b1;
...

[stderr]
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:36: error: quotient is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:19:      : quotient is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:37: error: remainder is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:20:      : remainder is declared here as wire.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:38: error: carry_out is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:18:      : carry_out is declared here as wire.
3 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:36: error: quotient is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:19:      : quotient is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:37: error: remainder is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:20:      : remainder is declared here as wire.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:38: error: carry_out is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_9/generated.v:18:      : carry_out is declared here as wire.\n3 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Internal signals
reg [8:0] sr; // shift register
reg [8:0] neg_divisor; // negated divisor
reg [3:0] cnt; // counter
reg start_cnt; // start counter
wire carry_out; // carry-out of subtraction
wire [7:0] remainder; // remainder of division
wire [7:0] quotient; // quotient of division

// Shift register and negated divisor initialization
always @(posedge clk) begin
    if (rst) begin
        sr <= 9'b0;
        neg_divisor <= 9'b0;
        cnt <= 4'b0;
        start_cnt <= 1'b0;
    end else begin
        // Initialize shift register and negated divisor on first operation
        if (opn_valid && !res_ready) begin
            sr <= {dividend, 1'b0};
...

[stderr]
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:50: error: carry_out is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:18:      : carry_out is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:53: error: remainder is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:19:      : remainder is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:53: error: quotient is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:20:      : quotient is declared here as wire.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:54: error: carry_out is not a valid l-value in verified_radix2_div.
/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:18:      : carry_out is declared here as wire.
4 error(s) during elaboration.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div
3 error(s) during elaboration.
*** These modules were missing:
        radix2_div referenced 1 times.
***

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:50: error: carry_out is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:18:      : carry_out is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:53: error: remainder is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:19:      : remainder is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:53: error: quotient is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:20:      : quotient is declared here as wire.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:54: error: carry_out is not a valid l-value in verified_radix2_div.\n/data/eval/out/run_20260427_102437_171676_163c0c/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:18:      : carry_out is declared here as wire.\n4 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:14: error: Unknown module type: radix2_div\n3 error(s) during elaboration.\n*** These modules were missing:\n        radix2_div referenced 1 times.\n***\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}

module verified_radix2_div (
    input clk,
    input rst,
    input sign,
    input [7:0] dividend,
    input [7:0] divisor,
    input opn_valid,
    input res_ready,
    output reg res_valid,
    output reg [15:0] result
);

// Shift register for the remainder and quotient
reg [15:0] SR;

// Negated divisor
wire [7:0] NEG_DIVISOR = ~divisor + 1'b1;

// Counter for the number of iterations
reg [3:0] cnt;

// Start counter for the division process
reg start_cnt;

// Signal to indicate that the result is valid and ready
assign res_valid = (cnt == 8'd0) && (start_cnt == 1'b0);

always @(posedge clk or negedge rst) begin
    if (rst) begin
        // Reset all registers to their default values
        SR <= 16'b0;
        cnt <= 4'd0;
...

[stderr]
/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:57: syntax error
I give up.

[stderr]
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error
I give up.

[error]
None

[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260427_144342_055801_c17762/tmp/codellama/rtllm__13_rtllm_arithmetic__task_10/sample_10/generated.v:57: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:1: error: timescale directive cannot be inside a module definition.\n/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_10/tb.v:90: syntax error\nI give up.\n",
    "retryable": false,
    "details": {}
  }
]

{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}