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-rw-r--r--src/libstd/workcache.rs1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/libstd/workcache.rs b/src/libstd/workcache.rs
index 7f47db37504..1dd7bfd75db 100644
--- a/src/libstd/workcache.rs
+++ b/src/libstd/workcache.rs
@@ -19,7 +19,6 @@ use core::cell::Cell;
 use core::cmp;
 use core::either::{Either, Left, Right};
 use core::io;
-use core::option;
 use core::comm::{oneshot, PortOne, send_one};
 use core::pipes::recv;
 use core::prelude::*;