1552122237.985 * [progress]: [Phase 1 of 3] Setting up.
1552122237.986 * * * [progress]: [1/2] Preparing points
1552122238.031 * * * [progress]: [2/2] Setting up program.
1552122238.034 * [progress]: [Phase 2 of 3] Improving.
1552122238.034 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (a b) (- (* a a) (* b b)))>
1552122238.034 * [simplify]: Simplifying (- (* a a) (* b b))
1552122238.034 * * [simplify]: iters left: 4 (5 enodes)
1552122238.036 * * [simplify]: iters left: 3 (20 enodes)
1552122238.041 * * [simplify]: iters left: 2 (33 enodes)
1552122238.046 * * [simplify]: iters left: 1 (50 enodes)
1552122238.053 * * [simplify]: Extracting #0: cost 1 inf + 0
1552122238.053 * * [simplify]: Extracting #1: cost 11 inf + 0
1552122238.053 * * [simplify]: Extracting #2: cost 29 inf + 0
1552122238.053 * * [simplify]: Extracting #3: cost 19 inf + 455
1552122238.054 * * [simplify]: Extracting #4: cost 0 inf + 2130
1552122238.055 * * [simplify]: Extracting #5: cost 0 inf + 1970
1552122238.055 * [simplify]: Simplified to (* (+ a b) (- a b))
1552122238.055 * [simplify]: Simplified (2) to (λ (a b) (* (+ a b) (- a b)))
1552122238.057 * * [progress]: iteration 1 / 4
1552122238.057 * * * [progress]: picking best candidate
1552122238.059 * * * * [pick]: Picked  #<alt (λ (a b) (- (* a a) (* b b)))>
1552122238.059 * * * [progress]: localizing error
1552122238.067 * * * [progress]: generating rewritten candidates
1552122238.067 * * * [progress]: generating series expansions
1552122238.067 * * * [progress]: simplifying candidates
1552122238.067 * * * [progress]: adding candidates to table
1552122238.067 * [progress]: [Phase 3 of 3] Extracting.
1552122238.069 * [simplify]: Simplifying (- (* a a) (* b b))
1552122238.069 * * [simplify]: iters left: 4 (5 enodes)
1552122238.069 * * [simplify]: Extracting #0: cost 1 inf + 0
1552122238.069 * * [simplify]: Extracting #1: cost 3 inf + 0
1552122238.069 * * [simplify]: Extracting #2: cost 5 inf + 0
1552122238.069 * * [simplify]: Extracting #3: cost 2 inf + 43
1552122238.069 * * [simplify]: Extracting #4: cost 0 inf + 206
1552122238.070 * [simplify]: Simplified to (- (* a a) (* b b))
1552122239.633 * [regime-testing]: Baseline error score: 0.007250906363295412
1552122239.635 * [regime-testing]: Oracle error score: 0.007250906363295412
1552122239.635 * [regime-testing]: End program error score: 0.007250906363295412
1552122239.672 * [regime-testing]: Target error score: 0.001375171896487061