{"bits":32,"error":write-json: expected argument of type ; given: '(("start" 29.7 1.0 29.7 1.6 29.6 19.6 1.0 29.8 0.0 5.1 8.3 12.2 18.8 16.5 16.7 29.7 2.0 2.0 29.5 20.4 2.3 12.1 29.4 11.6 29.5 29.7 16.3 14.6 11.4 29.8 1.6 12.1 19.8 8.0 19.9 1.6 3.7 29.6 29.5 2.0 29.8 2.0 7.8 4.3 14.1 21.9 10.6 2.3 10.9 29.8 13.7 1.0 1...
context...:
/usr/local/racket/collects/json/main.rkt:156:2: write-jsval
/usr/local/racket/collects/json/main.rkt:100:0: write-json*
/home/nightlies/herbie/report-cost-multi-alts/src/web/thread-pool.rkt:13:0: run-test
.../racket/place.rkt:41:31: main