Deleted files in /tmp dir are not released

[sauliusgrigaitis]

Component

sp1-zkvm

Have you ensured that all of these are up to date?

• SP1 SDK
• cargo prove CLI/sp1up

What version of SP1 SDK are you on?

3.0.0-rc4

What version of the cargo prove CLI are you on?

No response

Operating System

Linux (Ubuntu)

Describe the bug

Temporary files in /tmp directory are removed and not released so the disk space overfills eventually for a very large proofs (we are testing Ethereum Beam/Beacon chain state transition function proving). It can be seen with lsof:

tf 2234862 user  184u   REG    8,1 14335278  2232506 /tmp/#2232506 (deleted)
stf 2234862 user  185u   REG    8,1 14333298  2232507 /tmp/#2232507 (deleted)
stf 2234862 user  186u   REG    8,1 14334210  2232508 /tmp/#2232508 (deleted)
stf 2234862 user  187u   REG    8,1 14370574  2232509 /tmp/#2232509 (deleted)
stf 2234862 user  188u   REG    8,1 14334210  2232510 /tmp/#2232510 (deleted)
stf 2234862 user  189u   REG    8,1 14335434  2232511 /tmp/#2232511 (deleted)
stf 2234862 user  190u   REG    8,1 14334210  2232513 /tmp/#2232513 (deleted)
stf 2234862 user  191u   REG    8,1 14336538  2232514 /tmp/#2232514 (deleted)
stf 2234862 user  192u   REG    8,1 14334210  2232515 /tmp/#2232515 (deleted)
stf 2234862 user  193u   REG    8,1 14335626  2232516 /tmp/#2232516 (deleted)
stf 2234862 user  194u   REG    8,1 14334198  2232517 /tmp/#2232517 (deleted)
stf 2234862 user  195u   REG    8,1 14338830  2232518 /tmp/#2232518 (deleted)
stf 2234862 user  196u   REG    8,1 14366974  2232519 /tmp/#2232519 (deleted)
stf 2234862 user  197u   REG    8,1 14335422  2232520 /tmp/#2232520 (deleted)
stf 2234862 user  198u   REG    8,1 14334186  2232522 /tmp/#2232522 (deleted)
stf 2234862 user  199u   REG    8,1 14336742  2232523 /tmp/#2232523 (deleted)
stf 2234862 user  200u   REG    8,1 14334210  2232524 /tmp/#2232524 (deleted)