Назад к моделям Назад к профилю модели

qwen3-coder:30b | RAG off

05_dft_testability / task_51 | scan_reset_override_reg

benchmarkilyasov
task_idilyasov/05_dft_testability/task_51
samples_total10
final_success_samples0
final_success_rate_samples0.0%
functional_pass_rate_samples0.0%
synth_pass_rate_samples0.0%
source_runsrun_20260426_175047_007550_9b8266

Что показывает эта страница

Здесь перечислены все реальные попытки этой модели на одной задаче. По каждой попытке можно увидеть, до какой стадии она дошла, где именно сломалась и какое сообщение об ошибке вернулось из syntax, functional или synthesis.

Samples

sample run extract_ok syntax_ok functional_ok openlane_ok final_success failure_stage failure_reason details
sample_1 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_1
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_out_reg;
reg scan_out_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode)
            data_out_reg <= 4'b0000;
        else
            data_out_reg <= 4'b0000;
    end else if (test_mode && scan_en) begin
        data_out_reg <= {data_out_reg[2:0], scan_in};
    end else if (!test_mode && load_en) begin
        data_out_reg <= data_in;
    end
end

assign data_out = data_out_reg;
assign scan_out = scan_out_reg;

always @(posedge clk or negedge rst_n) begin
...
functional details 
[stdout]
ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
ERROR: scan shift did not continue while reset was asserted in test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}
sample_2 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_2
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
reg scan_out_reg;

assign data_out = data_reg;
assign scan_out = scan_out_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // But we still need to clear scan_out_reg
            scan_out_reg <= 1'b0;
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
            scan_out_reg <= 1'b0;
        end
    end else begin
        if (test_mode && scan_en) begin
            // Scan mode with scan enabled
...
functional details 
[stdout]
ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
ERROR: scan shift did not continue while reset was asserted in test mode.
ERROR: functional reset was not restored when leaving test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}
sample_3 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_3
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
reg scan_out_reg;

assign data_out = data_reg;
assign scan_out = scan_out_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // But we still need to clear scan_out_reg
            scan_out_reg <= 1'b0;
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
            scan_out_reg <= 1'b0;
        end
    end else begin
        if (test_mode && scan_en) begin
            // Scan mode with scan enabled
...
functional details 
[stdout]
ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
ERROR: scan shift did not continue while reset was asserted in test mode.
ERROR: functional reset was not restored when leaving test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}
sample_4 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: scan shift did not continue while reset was asserted in test mode.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_4
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
wire scan_out_wire;

assign scan_out = scan_out_wire;
assign data_out = data_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // data_reg remains unchanged
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
        end
    end else if (test_mode && scan_en) begin
        // Scan mode with scan enabled
        data_reg <= {data_reg[2:0], scan_in};
        // scan_out captures previous data_out[3]
        // This is handled by the assign statement above
...
functional details 
[stdout]
ERROR: scan shift did not continue while reset was asserted in test mode.
ERROR: functional reset was not restored when leaving test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: scan shift did not continue while reset was asserted in test mode.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}
sample_5 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: scan shift did not continue while reset was asserted in test mode.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_5
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
wire scan_out_wire;

assign scan_out = scan_out_wire;
assign data_out = data_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // data_reg remains unchanged
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
        end
    end else if (test_mode && scan_en) begin
        // Test mode with scan enabled
        data_reg <= {data_reg[2:0], scan_in};
        // scan_out captures previous data_out[3]
        // This is handled by the assign statement above
...
functional details 
[stdout]
ERROR: scan shift did not continue while reset was asserted in test mode.
ERROR: functional reset was not restored when leaving test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: scan shift did not continue while reset was asserted in test mode.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}
sample_6 run_20260426_175047_007550_9b8266 ok failed failed skipped failed syntax /data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/generated.v:40: error: scan_out_wire is not a valid l-value in scan_reset_override_reg.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_6
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
wire scan_out_wire;

assign scan_out = scan_out_wire;
assign data_out = data_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // data_reg remains unchanged
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
        end
    end else if (test_mode && scan_en) begin
        // Test mode with scan enabled: shift register
        data_reg <= {data_reg[2:0], scan_in};
    end else if (!test_mode && load_en) begin
        // Normal mode: load data
...
syntax details 
[stderr]
/data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/generated.v:40: error: scan_out_wire is not a valid l-value in scan_reset_override_reg.
/data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/generated.v:14:      : scan_out_wire is declared here as wire.
Elaboration failed
functional details 
[stderr]
/data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/functional/generated.v:40: error: scan_out_wire is not a valid l-value in tb_task_51.dut.
/data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/functional/generated.v:14:      : scan_out_wire is declared here as wire.
1 error(s) during elaboration.
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/generated.v:40: error: scan_out_wire is not a valid l-value in scan_reset_override_reg.\n/data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/generated.v:14:      : scan_out_wire is declared here as wire.\nElaboration failed\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/functional/generated.v:40: error: scan_out_wire is not a valid l-value in tb_task_51.dut.\n/data/eval/out/run_20260426_175047_007550_9b8266/tmp/qwen_coder_30/pashencev__05_dft_testability__task_51/sample_6/functional/generated.v:14:      : scan_out_wire is declared here as wire.\n1 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "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
}
sample_7 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_7
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
reg scan_out_reg;

assign data_out = data_reg;
assign scan_out = scan_out_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // But scan_out_reg is still cleared
            scan_out_reg <= 1'b0;
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
            scan_out_reg <= 1'b0;
        end
    end else begin
        if (test_mode && scan_en) begin
            // Scan mode with scan enabled
...
functional details 
[stdout]
ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
ERROR: scan shift did not continue while reset was asserted in test mode.
ERROR: functional reset was not restored when leaving test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}
sample_8 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_8
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
reg scan_out_reg;

assign data_out = data_reg;
assign scan_out = scan_out_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // But we still need to clear scan_out_reg
            scan_out_reg <= 1'b0;
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
            scan_out_reg <= 1'b0;
        end
    end else begin
        if (test_mode && scan_en) begin
            // Scan mode with scan enabled
...
functional details 
[stdout]
ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
ERROR: scan shift did not continue while reset was asserted in test mode.
ERROR: functional reset was not restored when leaving test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}
sample_9 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: scan shift did not continue while reset was asserted in test mode.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_9
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
wire scan_out_wire;

assign scan_out = scan_out_wire;
assign data_out = data_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // data_reg remains unchanged
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
        end
    end else if (test_mode && scan_en) begin
        // Scan mode with scan enabled
        data_reg <= {data_reg[2:0], scan_in};
        // scan_out captures previous data_out[3]
        // This is handled by the assign statement above
...
functional details 
[stdout]
ERROR: scan shift did not continue while reset was asserted in test mode.
ERROR: functional reset was not restored when leaving test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: scan shift did not continue while reset was asserted in test mode.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}
sample_10 run_20260426_175047_007550_9b8266 ok ok failed failed failed functional Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\qwen3-coder-30b\rag_off\benchmarks\ilyasov\tasks\ilyasov__05_dft_testability__task_51\samples\run_20260426_175047_007550_9b8266__sample_10
generated.v preview 
module scan_reset_override_reg (
    input clk,
    input rst_n,
    input test_mode,
    input scan_en,
    input scan_in,
    input load_en,
    input [3:0] data_in,
    output [3:0] data_out,
    output scan_out
);

reg [3:0] data_reg;
reg scan_out_reg;

assign data_out = data_reg;
assign scan_out = scan_out_reg;

always @(posedge clk or negedge rst_n) begin
    if (!rst_n) begin
        if (test_mode) begin
            // In test mode, reset is overridden, so don't clear data_reg
            // But we still need to clear scan_out_reg
            scan_out_reg <= 1'b0;
        end else begin
            // Normal reset behavior
            data_reg <= 4'b0;
            scan_out_reg <= 1'b0;
        end
    end else begin
        if (test_mode && scan_en) begin
            // Scan mode with scan enabled
...
functional details 
[stdout]
ERROR: test-mode reset override failed. Scan state was cleared by rst_n.
ERROR: scan shift did not continue while reset was asserted in test mode.
ERROR: functional reset was not restored when leaving test mode.
TEST_FAILED
/workspace/banchmarks/pashencev/05_dft_testability/task_51/tb.v:124: $finish called at 59000 (1ps)
synthesis details 
[error]
OpenLane failed: 2
errors[] 
[
  {
    "stage": "openlane",
    "code": "openlane.failed",
    "message": "OpenLane failed: 2",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.output_failed_marker",
    "message": "Functional output contains failure marker: TEST_FAILED. ERROR: test-mode reset override failed. Scan state was cleared by rst_n.",
    "retryable": false,
    "details": {
      "marker": "TEST_FAILED"
    }
  }
]
outcome 
{
  "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
}