head:

---
Pool 1: 100 blocks of 8 bytes
Total: 0 allocated blocks, 0 allocated bytes
---
Pool 2: 1 blocks of 80 bytes
Block 0: 16 bytes at ADDR, tag: "node 1" 
Total: 1 allocated blocks, 16 allocated bytes
---
Pool 3: 10 blocks of 800 bytes
Total: 0 allocated blocks, 0 allocated bytes
---
Total for all pools: 1 allocated blocks, 16 allocated bytes
head,middle:

---
Pool 1: 100 blocks of 8 bytes
Total: 0 allocated blocks, 0 allocated bytes
---
Pool 2: 1 blocks of 80 bytes
Block 0: 16 bytes at ADDR, tag: "node 1" 
Total: 1 allocated blocks, 16 allocated bytes
---
Pool 3: 10 blocks of 800 bytes
Block 0: 16 bytes at ADDR, tag: "node 2" 
Total: 1 allocated blocks, 16 allocated bytes
---
Total for all pools: 2 allocated blocks, 32 allocated bytes
head,middle,tail:

---
Pool 1: 100 blocks of 8 bytes
Total: 0 allocated blocks, 0 allocated bytes
---
Pool 2: 1 blocks of 80 bytes
Block 0: 16 bytes at ADDR, tag: "node 1" 
Total: 1 allocated blocks, 16 allocated bytes
---
Pool 3: 10 blocks of 800 bytes
Block 0: 16 bytes at ADDR, tag: "node 2" 
Block 1: 16 bytes at ADDR, tag: "node 3" 
Total: 2 allocated blocks, 32 allocated bytes
---
Total for all pools: 3 allocated blocks, 48 allocated bytes
1
2
3
1
2
oops
Pool 3, block 0: 16 bytes at ADDR, tag: "node 2" UNDERRUN and OVERRUN BLOCK
free_block(ADDR, Middle): UNDERRUN and OVERRUN BLOCK
1
3
1
3
1
free_block(ADDR, Middle again): free of non-allocated block
middle: F
free_block(ADDR, Trying something different..): bad address
Done!
---
Pool 1: 100 blocks of 8 bytes
Total: 0 allocated blocks, 0 allocated bytes
---
Pool 2: 1 blocks of 80 bytes
Block 0: 16 bytes at ADDR, tag: "node 1" 
Total: 1 allocated blocks, 16 allocated bytes
---
Pool 3: 10 blocks of 800 bytes
Block 1: 16 bytes at ADDR, tag: "node 3" 
Total: 1 allocated blocks, 16 allocated bytes
---
Total for all pools: 2 allocated blocks, 32 allocated bytes