From 597b774c01b959ea9b4103dae8516a7238345bae Mon Sep 17 00:00:00 2001
From: Mark Rousskov <mark.simulacrum@gmail.com>
Date: Mon, 20 Jul 2020 11:38:43 -0400
Subject: [PATCH] Skip doc build-kind on 1.45.0 and lower versions

---
 collector/src/lib.rs  |  9 +++++++++
 collector/src/main.rs | 10 +++++++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/collector/src/lib.rs b/collector/src/lib.rs
index fc10f87ee..69a3615f6 100644
--- a/collector/src/lib.rs
+++ b/collector/src/lib.rs
@@ -97,6 +97,15 @@ where
     Ok(Option::deserialize(deserializer)?.unwrap_or(0.0))
 }
 
+pub fn version_supports_doc(version_str: &str) -> bool {
+    if let Some(version) = version_str.parse::<semver::Version>().ok() {
+        version >= semver::Version::new(1, 46, 0)
+    } else {
+        assert!(version_str.starts_with("beta") || version_str.starts_with("master"));
+        true
+    }
+}
+
 pub fn version_supports_incremental(version_str: &str) -> bool {
     if let Some(version) = version_str.parse::<semver::Version>().ok() {
         version >= semver::Version::new(1, 24, 0)
diff --git a/collector/src/main.rs b/collector/src/main.rs
index 500d4a35a..82b681e54 100644
--- a/collector/src/main.rs
+++ b/collector/src/main.rs
@@ -646,6 +646,14 @@ fn main_result() -> anyhow::Result<i32> {
             } else {
                 RunKind::all_non_incr()
             };
+            let build_kinds = if collector::version_supports_doc(toolchain) {
+                BuildKind::all()
+            } else {
+                let mut all = BuildKind::all();
+                let doc = all.iter().position(|bk| *bk == BuildKind::Doc).unwrap();
+                all.remove(doc);
+                all
+            };
 
             let which = |tool| {
                 String::from_utf8(
@@ -672,7 +680,7 @@ fn main_result() -> anyhow::Result<i32> {
                 &mut rt,
                 conn,
                 &ArtifactId::Artifact(toolchain.to_string()),
-                &BuildKind::all(),
+                &build_kinds,
                 &run_kinds,
                 Compiler {
                     rustc: Path::new(rustc.trim()),