add log macro #348

Job	Run time
Smoke-test fuzzing targets (ubuntu-20.04, default)	1m 36s
Build and test (stable, ubuntu-latest, x86_64-unknown-linux-gnu)	31s
Build and test (msrv, ubuntu-latest, x86_64-unknown-linux-gnu)	50s
Clippy	19s
QEMU build & test (stable, ubuntu-latest, s390x-unknown-linux-gnu, s390x-linux-gnu-gcc, qemu-s390...	36s
Smoke-test fuzzing targets (ubuntu-20.04, c-allocator)	1m 39s
Clippy (--no-default-features --features="c-allocator")	44s
Build and test (beta, ubuntu-latest, x86_64-unknown-linux-gnu)	1m 7s
QEMU build & test (stable, ubuntu-latest, i686-unknown-linux-gnu, i686-linux-gnu-gcc)	58s
Smoke-test fuzzing targets (ubuntu-20.04, rust-allocator)	1m 37s
Clippy (--no-default-features --features="std,rust-allocator")	56s
Build and test (stable, macos-latest, x86_64-apple-darwin)	1m 6s
Smoke-test fuzzing targets (macos-14)	1m 45s
Build and test (stable, macos-14, aarch64-apple-darwin)	52s
Miri	1m 33s
Build and test (stable-x86_64-gnu, windows-2022, x86_64-pc-windows-gnu)	1m 26s
wasm32	59s
cargo-c dynamic library	20s
vanilla dynamic library	24s
	19m 18s

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