{"bits":32,"error":write-json: expected argument of type ; given: '(("start" 29.8 0.0 7.0 8.4 29.8 1.0 29.8 15.6 29.8 3.0 12.6 2.8 29.8 0.0 3.3 14.8 2.6 12.9 5.4 5.0 12.9 18.4 18.9 3.5 10.2 10.4 15.3 29.8 7.1 16.2 5.8 29.8 7.1 18.2 29.8 16.9 9.6 11.6 3.7 18.1 17.0 9.7 8.4 10.0 29.8 0.0 0.0 29.8 29.8 29.8 21.6 5.5 19.4...
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