[INFO] fetching crate llvm 0.0.1... [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [INFO] crate llvm 0.0.1 is already in cache [ERROR] this task or one of its parent failed! [ERROR] command failed: exit status: 101 [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.