Fix some clippy warnings

[fogti]

No description provided.

[fogti]

The Benchmark CI error looks spurious to me...

026-01-14T12:06:54.3189414Z [    0.843437][0][�[32mINFO �[0m hermit    ] Hermit is running on common system!
2026-01-14T12:06:54.3190623Z [    0.850421][0][�[32mINFO �[0m hermit    ] Jumping into application
2026-01-14T12:06:54.3191398Z memory allocation of 16777216 bytes failed
2026-01-14T12:06:54.3191958Z Number of interrupts
2026-01-14T12:06:54.3192380Z [0][FPU]: 1
2026-01-14T12:06:54.3192733Z exit status -1
2026-01-14T12:06:54.3192967Z 
2026-01-14T12:06:54.3193118Z stderr:
2026-01-14T12:06:54.3194165Z qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000007H:EDX.invtsc [bit 8]
2026-01-14T12:06:54.3195078Z 
2026-01-14T12:06:54.3195221Z Exit code: 1
2026-01-14T12:06:54.3195441Z 
2026-01-14T12:06:54.3195700Z thread 'main' (14514) panicked at src/main.rs:368:9:
2026-01-14T12:06:54.3196341Z Command failed
2026-01-14T12:06:54.3197022Z note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
2026-01-14T12:06:54.3219803Z ##[error]Process completed with exit code 101.