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job_entry.sh

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+#!/usr/bin/env bash
+# Job entry script for HF Jobs. Runs inside the container.
+# /workspace is the read-only mount of the paper directory (contains repro.py + JustGRPO/).
+set -e
+echo "=== Job started ==="
+nvidia-smi --query-gpu=name,memory.total --format=csv 2>/dev/null || echo "no nvidia-smi"
+echo "Python: $(python --version)"
+
+cd /workspace
+
+echo "=== Installing dependencies ==="
+pip install --no-input --quiet \
+  "transformers==4.51.3" "datasets==3.1.0" "peft==0.17.1" \
+  accelerate sympy regex word2number antlr4-python3-runtime latex2sympy2 \
+  huggingface_hub numpy 2>&1 | tail -3
+echo "=== Deps installed ==="
+
+export HF_HUB_ENABLE_HF_TRANSFER=0
+export TOKENIZERS_PARALLELISM=false
+
+echo "=== Smoke test: imports ==="
+python -c "
+import sys; sys.path.insert(0,'JustGRPO')
+import torch
+print('torch', torch.__version__, 'cuda', torch.cuda.is_available(), torch.cuda.get_device_name(0) if torch.cuda.is_available() else '')
+from utils.generate import generate
+from utils.grader import math_equal
+from utils.code_exec import evaluate_functional_correctness
+print('imports OK; math_equal test:', math_equal('42','42'))
+" 2>&1 | tail -10
+
+echo "=== Running repro (C1+C2+C3) ==="
+# Budget-safe subsets on A100:
+#   C1:  GSM8K 200 ex (parallel block_length=32)  ~ the 89.1% headline
+#   C2a: GSM8K 100 ex AR mode (block_length=1)   ~ parallel-decoding retained
+#   C2b: MATH-500 100 ex                          ~ math reasoning
+#   C2c: HumanEval 80 ex                           ~ coding reasoning
+#   C3:  Pass@k 20 problems, k=4, AR vs AO          ~ solution coverage collapse
+python repro.py --claim all \
+  --ckpt_path nzl-thu/LLaDA-Instruct-JustGRPO-GSM8K \
+  --math500_ckpt nzl-thu/LLaDA-Instruct-JustGRPO-Math500 \
+  --code_ckpt nzl-thu/LLaDA-Instruct-JustGRPO-Code \
+  --base_ckpt GSAI-ML/LLaDA-8B-Instruct \
+  --gen_length 256 --steps 256 --block_length 32 \
+  --max_examples 200 \
+  --k 4 --n_problems 20 --temperature 0.7 \
+  --output /tmp/results 2>&1
+
+echo "=== Job finished ==="