jst-lower: exhaustive: Make no vpid have 0 as slot num

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/jstest/jst-lower.rs b/jstest/jst-lower.rs
index 7e2b3f217e3574f5636e0e8c8ecd08d789f5d36a..2c3b6ecf1d54ceae0bb55480bf1777d1ca197c7e 100644 (file)
--- a/jstest/jst-lower.rs
+++ b/jstest/jst-lower.rs
@@ -299,7 +299,7 @@ impl TestsAccumulator {
   #[throws(Explode)]
   pub fn add_exhaustive(&mut self, n: usize) {
     let ids: Vec<Vpid> = (0..n).map(
-      |i| format!("{}.{}", i, n).try_into().unwrap()
+      |i| format!("{}.{}", i+1, n).try_into().unwrap()
     ).collect_vec();
 
     let pieces_configs = ids.iter().cloned().map(|id| {