From c184adf70c23fe2c0f3b0b727918ca32e94e673a Mon Sep 17 00:00:00 2001
From: Paul-Nicolas Madelaine
Date: Mon, 23 Oct 2023 18:00:34 +0200
Subject: ci: hydra -> github runner

---
 .github/workflows/ci.yml | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 .github/workflows/ci.yml

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000..664dc674
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,19 @@
+on:
+  push:
+    branches-ignore: [ '_**' ]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  nix:
+    #runs-on: ubuntu-latest
+    runs-on: [self-hosted, linux, nix]
+    steps:
+      #- uses: cachix/install-nix-action@v22
+      - uses: actions/checkout@v4
+      - run: nix build -L .#aeneas
+      - run: nix build -L .#checks.x86_64-linux.aeneas-tests
+      - run: nix build -L .#checks.x86_64-linux.aeneas-verify-fstar
+      - run: nix build -L .#checks.x86_64-linux.aeneas-verify-coq
+      #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-lean
+      - run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
-- 
cgit v1.2.3


From 865c49d33feeec34ceded80fbaa22c94625a4e91 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 16:40:10 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 5 +++++
 1 file changed, 5 insertions(+)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 664dc674..dc6b64f6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,3 +17,8 @@ jobs:
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-coq
       #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-lean
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
+      # Lean isn't supported by Nix, so we need to add extra steps
+      # Install Elan (https://leanprover-community.github.io/install/linux.html)
+      - curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
+      # Verify
+      - cd tests/lean && make
-- 
cgit v1.2.3


From 084599ea54925d716251d0bbf120555d38c3ec14 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 16:41:37 +0100
Subject: Make a minor update

---
 .github/workflows/ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dc6b64f6..6fba43a5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,6 +19,6 @@ jobs:
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
       # Lean isn't supported by Nix, so we need to add extra steps
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
-      - curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
+      - runs: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
       # Verify
-      - cd tests/lean && make
+      - run: cd tests/lean && make
-- 
cgit v1.2.3


From 8471e87b2b1b8123f15f5613e633daf68ccf94dc Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 16:42:19 +0100
Subject: Make a minor fix

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6fba43a5..a67a2aed 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,6 +19,6 @@ jobs:
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
       # Lean isn't supported by Nix, so we need to add extra steps
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
-      - runs: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
+      - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
       # Verify
       - run: cd tests/lean && make
-- 
cgit v1.2.3


From e3dc6001c953cd3a292326672762b4dfdbbb933c Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 16:54:34 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a67a2aed..d8a91aa7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,8 +17,12 @@ jobs:
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-coq
       #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-lean
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
-      # Lean isn't supported by Nix, so we need to add extra steps
+  lean: # Lean isn't supported by Nix, so we need to add extra steps
+    runs-on: [self-hosted, linux]
+    steps:
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
       - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
+      # We need make
+      - run: sudo apt-get update && sudo apt-get install make
       # Verify
       - run: cd tests/lean && make
-- 
cgit v1.2.3


From 335e1fdf1b55fa49c378a32dc5619369f366027c Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 16:56:20 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d8a91aa7..1ac5dd94 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
       - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
-      # We need make
-      - run: sudo apt-get update && sudo apt-get install make
+      #- run: sudo apt-get update && sudo apt-get install make
       # Verify
-      - run: cd tests/lean && make
+      #- run: cd tests/lean && make
+      - cd tests/lean && lake build
-- 
cgit v1.2.3


From 06ca6b4aeee7235acee4d11d67e91e3fe3d3a236 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 16:57:41 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1ac5dd94..3fb2270a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,4 +25,4 @@ jobs:
       #- run: sudo apt-get update && sudo apt-get install make
       # Verify
       #- run: cd tests/lean && make
-      - cd tests/lean && lake build
+      - run: cd tests/lean && lake build
-- 
cgit v1.2.3


From a3a1a5e603905fb2bcdf7f05a14282366998b1c4 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:00:18 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3fb2270a..a958910b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,11 +18,13 @@ jobs:
       #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-lean
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
   lean: # Lean isn't supported by Nix, so we need to add extra steps
-    runs-on: [self-hosted, linux]
+    runs-on: [ubuntu-latest]
     steps:
+      # Install curl
+      - run: sudo apt update && sudo apt install curl
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
       - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
       #- run: sudo apt-get update && sudo apt-get install make
       # Verify
-      #- run: cd tests/lean && make
-      - run: cd tests/lean && lake build
+      - run: cd tests/lean && make
+      #- run: cd tests/lean && lake build
-- 
cgit v1.2.3


From 27eb90fc61a45f8a8c5f1279082b0210d285bbc1 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:01:48 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a958910b..48392ccc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
       # Install curl
       - run: sudo apt update && sudo apt install curl
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
-      - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
+      - run: curl -y https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
       #- run: sudo apt-get update && sudo apt-get install make
       # Verify
       - run: cd tests/lean && make
-- 
cgit v1.2.3


From f00da97a17e4d8445fc74303b907b57b1fbddb1e Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:03:32 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 48392ccc..a00c6a24 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,8 +23,8 @@ jobs:
       # Install curl
       - run: sudo apt update && sudo apt install curl
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
-      - run: curl -y https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
+      - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf -y | sh
       #- run: sudo apt-get update && sudo apt-get install make
       # Verify
-      - run: cd tests/lean && make
+      - run: cd aeneas/tests/lean && make
       #- run: cd tests/lean && lake build
-- 
cgit v1.2.3


From 5c42ee7194833679264583cf81b0c32898fbb9f2 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:04:16 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a00c6a24..7609ee29 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,8 +15,10 @@ jobs:
       - run: nix build -L .#checks.x86_64-linux.aeneas-tests
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-fstar
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-coq
+      # HOL4 can be reactivated
+      #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
+      # Lean doesn't work with Nix
       #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-lean
-      - run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
   lean: # Lean isn't supported by Nix, so we need to add extra steps
     runs-on: [ubuntu-latest]
     steps:
-- 
cgit v1.2.3


From 3be02779a3f0decd3e45e1faed6d83992cfb0f0b Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:08:10 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7609ee29..8c590a9d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,18 +15,20 @@ jobs:
       - run: nix build -L .#checks.x86_64-linux.aeneas-tests
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-fstar
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-coq
-      # HOL4 can be reactivated
+      # HOL4 can be reactivated, but it is very slow
       #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
       # Lean doesn't work with Nix
       #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-lean
   lean: # Lean isn't supported by Nix, so we need to add extra steps
     runs-on: [ubuntu-latest]
     steps:
+      - run: wget -q https://raw.githubusercontent.com/leanprover-community/mathlib4/master/scripts/install_debian.sh && bash install_debian.sh ; rm -f install_debian.sh && source ~/.profile
       # Install curl
-      - run: sudo apt update && sudo apt install curl
+      #- run: sudo apt update && sudo apt install curl
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
-      - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf -y | sh
+      #- run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf -y | sh
       #- run: sudo apt-get update && sudo apt-get install make
       # Verify
-      - run: cd aeneas/tests/lean && make
+      - run: ls
+      - run: cd tests/lean && make
       #- run: cd tests/lean && lake build
-- 
cgit v1.2.3


From 4fa2953684e6cb1763b05fd9d392477d04567aaf Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:13:37 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8c590a9d..328aaf22 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,13 +22,14 @@ jobs:
   lean: # Lean isn't supported by Nix, so we need to add extra steps
     runs-on: [ubuntu-latest]
     steps:
-      - run: wget -q https://raw.githubusercontent.com/leanprover-community/mathlib4/master/scripts/install_debian.sh && bash install_debian.sh ; rm -f install_debian.sh && source ~/.profile
+      - run: ls
+      #- run: wget -q https://raw.githubusercontent.com/leanprover-community/mathlib4/master/scripts/install_debian.sh && bash install_debian.sh ; rm -f install_debian.sh && source ~/.profile
       # Install curl
-      #- run: sudo apt update && sudo apt install curl
+      - run: sudo apt update && sudo apt install curl
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
-      #- run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf -y | sh
+      #- run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
+      - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | bash -s -y
       #- run: sudo apt-get update && sudo apt-get install make
       # Verify
-      - run: ls
       - run: cd tests/lean && make
       #- run: cd tests/lean && lake build
-- 
cgit v1.2.3


From f2fd214f6aace2f4dd92411291c2760dadd88116 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:15:49 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 328aaf22..db63f8e3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
       - run: sudo apt update && sudo apt install curl
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
       #- run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
-      - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | bash -s -y
+      - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | bash -s -- -y
       #- run: sudo apt-get update && sudo apt-get install make
       # Verify
       - run: cd tests/lean && make
-- 
cgit v1.2.3


From f64cb8cd52871cf5463b68986e6d39e2c133313d Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:19:39 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index db63f8e3..7904509b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,14 +22,17 @@ jobs:
   lean: # Lean isn't supported by Nix, so we need to add extra steps
     runs-on: [ubuntu-latest]
     steps:
-      - run: ls
       #- run: wget -q https://raw.githubusercontent.com/leanprover-community/mathlib4/master/scripts/install_debian.sh && bash install_debian.sh ; rm -f install_debian.sh && source ~/.profile
       # Install curl
       - run: sudo apt update && sudo apt install curl
       # Install Elan (https://leanprover-community.github.io/install/linux.html)
+      # We updated the script to make it run in non-interactive mode
       #- run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
       - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | bash -s -- -y
       #- run: sudo apt-get update && sudo apt-get install make
+      # Checkout the repo and download it to the runner
+      - name: Checkout
+        uses: actions/checkout@v4
       # Verify
       - run: cd tests/lean && make
       #- run: cd tests/lean && lake build
-- 
cgit v1.2.3


From e74bbd8c4b14686b2886754607036fe4f84d1d49 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:21:22 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7904509b..2ea5dc4f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,17 +22,13 @@ jobs:
   lean: # Lean isn't supported by Nix, so we need to add extra steps
     runs-on: [ubuntu-latest]
     steps:
-      #- run: wget -q https://raw.githubusercontent.com/leanprover-community/mathlib4/master/scripts/install_debian.sh && bash install_debian.sh ; rm -f install_debian.sh && source ~/.profile
       # Install curl
       - run: sudo apt update && sudo apt install curl
-      # Install Elan (https://leanprover-community.github.io/install/linux.html)
-      # We updated the script to make it run in non-interactive mode
-      #- run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | sh
+      # Install Elan (https://leanprover-community.github.io/install/linux.html) and Lean in
+      # non-interactive mode:
       - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | bash -s -- -y
-      #- run: sudo apt-get update && sudo apt-get install make
       # Checkout the repo and download it to the runner
       - name: Checkout
         uses: actions/checkout@v4
       # Verify
       - run: cd tests/lean && make
-      #- run: cd tests/lean && lake build
-- 
cgit v1.2.3


From 2331b4c0d45fd47bae95e4d3380044973e4477e0 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:22:25 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 1 +
 1 file changed, 1 insertion(+)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2ea5dc4f..32f2dab0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,6 +27,7 @@ jobs:
       # Install Elan (https://leanprover-community.github.io/install/linux.html) and Lean in
       # non-interactive mode:
       - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | bash -s -- -y
+      - run: source ~/.profile
       # Checkout the repo and download it to the runner
       - name: Checkout
         uses: actions/checkout@v4
-- 
cgit v1.2.3


From 57ffe2c9b46e196310f0abd6c001751fe2f2a6b9 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:25:47 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 32f2dab0..82b7e724 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,9 +27,8 @@ jobs:
       # Install Elan (https://leanprover-community.github.io/install/linux.html) and Lean in
       # non-interactive mode:
       - run: curl https://raw.githubusercontent.com/leanprover/elan/master/elan-init.sh -sSf | bash -s -- -y
-      - run: source ~/.profile
       # Checkout the repo and download it to the runner
       - name: Checkout
         uses: actions/checkout@v4
       # Verify
-      - run: cd tests/lean && make
+      - run: source ~/.profile && cd tests/lean && make
-- 
cgit v1.2.3


From d527795cb5c24892617bd5f7df75450e50069194 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 10 Nov 2023 17:30:23 +0100
Subject: Update the ci.yml

---
 .github/workflows/ci.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 82b7e724..6b5aacf0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,11 +15,10 @@ jobs:
       - run: nix build -L .#checks.x86_64-linux.aeneas-tests
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-fstar
       - run: nix build -L .#checks.x86_64-linux.aeneas-verify-coq
-      # HOL4 can be reactivated, but it is very slow
-      #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
+      - run: nix build -L .#checks.x86_64-linux.aeneas-verify-hol4
       # Lean doesn't work with Nix
       #- run: nix build -L .#checks.x86_64-linux.aeneas-verify-lean
-  lean: # Lean isn't supported by Nix, so we need to add extra steps
+  lean: # Lean isn't supported by Nix, so we put it in a different job
     runs-on: [ubuntu-latest]
     steps:
       # Install curl
@@ -30,5 +29,6 @@ jobs:
       # Checkout the repo and download it to the runner
       - name: Checkout
         uses: actions/checkout@v4
-      # Verify
+      # Verify - note that we need to update the environment with `source` so
+      # that the lake binary is in the path.
       - run: source ~/.profile && cd tests/lean && make
-- 
cgit v1.2.3