test(runner-shared): run the memtrack benches on mimalloc

Author: not-matthias

Cargo.lock

@@ -28,6 +28,7 @@ zstd = "0.13.3"
 [dev-dependencies]
 divan = { version = "4.2.0", package = "codspeed-divan-compat" }
 memmap2 = "0.9.10"
+mimalloc = { workspace = true }
 rand = "0.8"
 tempfile = { workspace = true }
 

crates/runner-shared/Cargo.toml

@@ -15,6 +15,9 @@ use runner_shared::measurement_mode::MeasurementMode;
 use runner_shared::runtime_env::RUNNER_MODE_ENV;
 use std::io::Write;
 
+#[global_allocator]
+static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;
+
 fn main() {
     divan::main();
 }

crates/runner-shared/benches/memtrack_reader.rs

@@ -16,7 +16,8 @@ use runner_shared::artifacts::{
 /// there anyway.
 #[cfg(not(codspeed))]
 #[global_allocator]
-static ALLOC: divan::AllocProfiler = divan::AllocProfiler::system();
+static ALLOC: divan::AllocProfiler<mimalloc::MiMalloc> =
+    divan::AllocProfiler::new(mimalloc::MiMalloc);
 
 fn main() {
     divan::main();