diff --git a/.github/workflows/bisect.yaml b/.github/workflows/bisect.yaml
new file mode 100644
index 0000000..ca8ebdf
--- /dev/null
+++ b/.github/workflows/bisect.yaml
@@ -0,0 +1,34 @@
+
+name: Bisect
+
+on:
+  - push
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    # https://github.com/actions/cache/issues/133
+    - name: Fixup owner of ~/.cargo/
+      # Don't remove the trailing /. It is necessary to follow the symlink.
+      run: sudo chown -R $(whoami):$(id -ng) ~/.cargo/
+
+    - name: Cache cargo installed crates
+      uses: actions/cache@v1.1.2
+      with:
+        path: ~/.cargo/bin
+        key: cargo-installed-crates
+
+    - run: cargo install cargo-bisect-rustc || true
+
+    - name: Bisect
+      run: cargo bisect-rustc "--start=2020-04-26" "--end=2020-04-28" | grep -v "for x86_64-unknown-linux-gnu" | tee log.txt
+
+    - name: Upload log
+      run: curl -T log.txt -X POST $WEBHOOK/?upload_log=1
+      env:
+        WEBHOOK: ${{ secrets.WEBHOOK }}
+        
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..7c4c7b7
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "cargo-bisect-bot"
+version = "0.1.0"
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..03afa7c
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "cargo-bisect-bot"
+version = "0.1.0"
+authors = ["bjorn3 <bjorn3@users.noreply.github.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/log.txt b/log.txt
new file mode 100644
index 0000000..7898192
--- /dev/null
+++ b/log.txt
@@ -0,0 +1 @@
+a
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..1583b10
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,20 @@
+use std::sync::{Arc, RwLock};
+
+#[derive(Copy, Clone)]
+pub struct Glfw;
+
+fn fun_call<T>(val: T) -> T { val }
+
+static mut GLFW: Option<Glfw> = None;
+pub fn new() -> Result<Arc<RwLock<Glfw>>, Box<dyn std::error::Error>> {
+    //TODO: Give the option to choose FAIL / LOG?
+    let glfw = unsafe { if let Some(glfw) = GLFW {
+        glfw
+    } else {
+        let glfw = fun_call(Glfw);
+        GLFW = Some(glfw);
+        glfw
+    }};
+
+    Ok(Arc::new(RwLock::new(glfw)))
+}
\ No newline at end of file