1554304038.273 * [misc]progress:  [Phase 1 of 3] Setting up.
1554304038.273 * * * [misc]progress:  [1/2] Preparing points
1554304038.380 * * * [misc]progress:  [2/2] Setting up program.
1554304038.383 * [misc]progress:  [Phase 2 of 3] Improving.
1554304038.383 * * * * [misc]progress:  [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (log (+ 1 x)))>
1554304038.384 * [enter]simplify:  Simplifying (log (+ 1 x))
1554304038.384 * * [misc]simplify:  iters left: 3 (4 enodes)
1554304038.386 * * [misc]simplify:  iters left: 2 (16 enodes)
1554304038.393 * * [misc]simplify:  iters left: 1 (18 enodes)
1554304038.398 * * [misc]simplify:  Extracting #0: cost 1 inf + 0
1554304038.398 * * [misc]simplify:  Extracting #1: cost 4 inf + 0
1554304038.398 * * [misc]simplify:  Extracting #2: cost 3 inf + 183
1554304038.398 * * [misc]simplify:  Extracting #3: cost 2 inf + 184
1554304038.398 * * [misc]simplify:  Extracting #4: cost 0 inf + 268
1554304038.398 * [exit]simplify:  Simplified to (log1p x)
1554304038.398 * [misc]simplify:  Simplified (2) to (λ (x) (log1p x))
1554304038.408 * * [misc]progress:  iteration 1 / 4
1554304038.408 * * * [misc]progress:  picking best candidate
1554304038.411 * * * * [misc]pick:  Picked  #<alt (λ (x) (log1p x))>
1554304038.411 * * * [misc]progress:  localizing error
1554304038.418 * * * [misc]progress:  generating rewritten candidates
1554304038.418 * * * [misc]progress:  generating series expansions
1554304038.418 * * * [misc]progress:  simplifying candidates
1554304038.418 * * * [misc]progress:  adding candidates to table
1554304038.419 * [misc]progress:  [Phase 3 of 3] Extracting.
1554304038.422 * [enter]simplify:  Simplifying (log1p x)
1554304038.422 * * [misc]simplify:  iters left: 1 (2 enodes)
1554304038.422 * * [misc]simplify:  Extracting #0: cost 1 inf + 0
1554304038.422 * * [misc]simplify:  Extracting #1: cost 2 inf + 0
1554304038.422 * * [misc]simplify:  Extracting #2: cost 1 inf + 1
1554304038.422 * * [misc]simplify:  Extracting #3: cost 0 inf + 92
1554304038.422 * [exit]simplify:  Simplified to (log1p x)
1554304041.761 * [misc]regime-testing:  Baseline error score: 0.0005000625078134767
1554304041.762 * [misc]regime-testing:  Oracle error score: 0.0005000625078134767
1554304041.762 * [misc]regime-testing:  End program error score: 0.0005000625078134767
1554304041.827 * [misc]regime-testing:  Target error score: 0.16486905754160067