$ cargo test --no-run --message-format=json | jq '.executable'
    Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
null
"/Users/jonathan/foobar/target/debug/deps/foobar-83d96d1e1fc9414b"
null
$ /Users/jonathan/foobar/target/debug/deps/foobar-83d96d1e1fc9414b

running 1 test
test tests::it_works ... ok

test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s