diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index b2f0c84d..b782219d 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -10,6 +10,9 @@ on:
 env:
   CARGO_TERM_COLOR: always
   RUST_BACKTRACE: 1
+  RUST_TEST_TIME_UNIT: 10,30
+  RUST_TEST_TIME_INTEGRATION: 10,30
+  RUST_TEST_TIME_DOCTEST: 10,30
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref_name }}
@@ -291,13 +294,13 @@ jobs:
         uses: vmactions/freebsd-vm@848dac7e118679d08e2c2f9d42cd96608d834323 # v1.1.8
         with:
           usesh: true
-          envs: "CARGO_TERM_COLOR RUST_BACKTRACE RUST_LOG GITHUB_ACTIONS"
+          envs: "CARGO_TERM_COLOR RUST_BACKTRACE RUST_LOG GITHUB_ACTIONS RUST_TEST_TIME_UNIT RUST_TEST_TIME_INTEGRATION RUST_TEST_TIME_DOCTEST"
           prepare: | # This executes as root
             set -e
             pkg install -y curl llvm
           run: | # This executes as user
             set -e
-            sh rustup.sh --default-toolchain nightly --profile minimal --component clippy llvm-tools -y
+            sh rustup.sh --default-toolchain nightly --profile minimal --component clippy,llvm-tools -y
             . "$HOME/.cargo/env"
             cargo check --all-targets
             cargo clippy -- -D warnings
@@ -310,7 +313,7 @@ jobs:
         uses: vmactions/openbsd-vm@7ac70b6de6f33efc74a90c1964afa3bcf0ee4401 # v1.1.6
         with:
           usesh: true
-          envs: "CARGO_TERM_COLOR RUST_BACKTRACE RUST_LOG GITHUB_ACTIONS"
+          envs: "CARGO_TERM_COLOR RUST_BACKTRACE RUST_LOG GITHUB_ACTIONS RUST_TEST_TIME_UNIT RUST_TEST_TIME_INTEGRATION RUST_TEST_TIME_DOCTEST"
           prepare: | # This executes as root
             set -e
             pkg_add rust rust-clippy llvm-16.0.6p30 # rustup doesn't support OpenBSD at all
@@ -334,14 +337,14 @@ jobs:
         uses: vmactions/netbsd-vm@46a58bbf03682b4cb24142b97fa315ae52bed573 # v1.1.8
         with:
           usesh: true
-          envs: "CARGO_TERM_COLOR RUST_BACKTRACE RUST_LOG GITHUB_ACTIONS"
+          envs: "CARGO_TERM_COLOR RUST_BACKTRACE RUST_LOG GITHUB_ACTIONS RUST_TEST_TIME_UNIT RUST_TEST_TIME_INTEGRATION RUST_TEST_TIME_DOCTEST"
           prepare: | # This executes as root
             set -e
             /usr/sbin/pkg_add pkgin
             pkgin -y install curl clang
           run: | # This executes as user
             set -e
-            sh rustup.sh --default-toolchain nightly --profile minimal --component clippy llvm-tools -y
+            sh rustup.sh --default-toolchain nightly --profile minimal --component clippy,llvm-tools -y
             . "$HOME/.cargo/env"
             cargo check --all-targets
             cargo clippy -- -D warnings
@@ -359,7 +362,7 @@ jobs:
         with:
           release: "11.4-gcc"
           usesh: true
-          envs: "CARGO_TERM_COLOR RUST_BACKTRACE RUST_LOG GITHUB_ACTIONS"
+          envs: "CARGO_TERM_COLOR RUST_BACKTRACE RUST_LOG GITHUB_ACTIONS RUST_TEST_TIME_UNIT RUST_TEST_TIME_INTEGRATION RUST_TEST_TIME_DOCTEST"
           prepare: | # This executes as root
             set -e
             pkg install clang-libs