bare/gemma-3-27b / tier-2-hex-bolt

render_error tier 2

error

openscad stl render failed (exit 1): ERROR: Parser error: syntax error in file ../../../../../tmp/render-Ro6ejl/input.scad, line 10
Can't parse file '/tmp/render-Ro6ejl/input.scad'!

bare (google/gemma-3-27b)

render

no render

render_error 127.3s · 180/253t

openscad stl render failed (exit 1): ERROR: Parser error: syntax error in file ../../../../../tmp/render-Ro6ejl/input.scad, line 10
Can't parse file '/tmp/render-Ro6ejl/input.scad'!

SCAD (27 lines)

// M8 六角ボルト (ねじ山省略)

module hexagon_head(across_flats, height) {
  radius = across_flats / 2;
  polygon_points = [];
  for (i = [0:5]) {
    angle = i * 60;
    x = radius * cos(angle);
    y = radius * sin(angle);
    polygon_points.push([x, y]);
  }

  linear_extrude(height)
    polygon(polygon_points);
}

module bolt(across_flats, head_height, shank_diameter, shank_length) {
  difference() {
    union() {
      hexagon_head(across_flats, head_height);
      translate([0, 0, -shank_length])
        cylinder(h = shank_length, r = shank_diameter / 2);
    }
  }
}

bolt(across_flats = 13, head_height = 5.3, shank_diameter = 8, shank_length = 30);

```openscad
// M8 六角ボルト (ねじ山省略)

module hexagon_head(across_flats, height) {
  radius = across_flats / 2;
  polygon_points = [];
  for (i = [0:5]) {
    angle = i * 60;
    x = radius * cos(angle);
    y = radius * sin(angle);
    polygon_points.push([x, y]);
  }

  linear_extrude(height)
    polygon(polygon_points);
}

module bolt(across_flats, head_height, shank_diameter, shank_length) {
  difference() {
    union() {
      hexagon_head(across_flats, head_height);
      translate([0, 0, -shank_length])
        cylinder(h = shank_length, r = shank_diameter / 2);
    }
  }
}

bolt(across_flats = 13, head_height = 5.3, shank_diameter = 8, shank_length = 30);
```

runId	`bare_gemma-3-27b-57f7a120c80d-2026-04-29T07-53-23-356Z`
matrixId	`bare/gemma-3-27b`
signature	`57f7a120c80dbf07…`
provider	openai-self-hosted
model	google/gemma-3-27b
harness	bare
status	render_error
duration	127.34s (wallclock: load + prompt eval + generation + network)
TTFT	2.182s
generation time	124.28s (pure decode, excludes load + prompt eval)
tokens	180 in / 253 out
generation tok/s	2.0 tok/s (pure decode rate)
wallclock tok/s	2.0 tok/s (end-to-end)
createdAt	2026-04-29T07:53:23.356Z
gitCommit	`67e7e807e695`
openscad	OpenSCAD version 2026.04.27

model metadata (self-hosted)

セルフホスト LLM はクラウドの単一 provider と違い、実質「(モデル開発者, weight publisher, 量子化)」の組で挙動が決まる。 run 時に LM Studio / Ollama から取得した値:

publisher	`google`
type	vlm
arch	gemma3
quantization	`Q4_0`
max ctx	131,072 tok
host GPU	NVIDIA GeForce RTX 3090 (Vulkan)
host VRAM	24 GB
host CPU	12th Gen Intel(R) Core(TM) i9-12900K
host RAM	32 GB

prompt

OpenSCAD で、規格に準じた M8 サイズの六角ボルトを作ってください。
ねじ山自体は省略してよく、円柱のシャンクで構いません。

寸法は以下に従ってください:
- 頭部は六角柱で、対辺距離(across-flats)13mm、高さ 5.3mm
- シャンク(軸部)は直径 8mm、長さ 30mm の円柱
- ボルト全体の中心軸は +Z 軸方向
- 頭部の底面が原点(z=0)に来るように配置し、シャンクは z<0 側へ伸ばす

完成したコード全体を ```openscad ... ``` のフェンスで囲んで出力してください。コードのみで、追加の説明は不要です。