bisectable6

query

use experimental :cached; multi fib(0 --> 0) { }; multi fib(1 --> 1) { }; multi fib(UInt:D $n) is cached { print "x"; fib($n-2) + fib($n-1) }; say fib(18); say fib(18)

result

¦«2015.12,2016.01.1,2016.02,2016.03,2016.04,2016.07.1,68afa3f^»:
===SORRY!===
Invocant requires an instance of type Int, but a type object was passed.  Did you forget a .new?
 «exit code = 1»
¦«2016.05,2016.06»:
===SORRY!===
Failed to create directory '/home/bisectable/.perl6/precomp' with mode '0o777': Failed to mkdir: 30
 «exit code = 1»
¦«2015.12,2016.01.1,2016.02,2016.03,2016.04,2016.07.1,68afa3f^»:
===SORRY!===
Invocant requires an instance of type Int, but a type object was passed.  Did you forget a .new?
 «exit code = 1»
¦«68afa3f,2016.08.1,2016.09,2016.10,2016.11,2016.12,2017.01,2017.02,
  2017.03,2017.04.3,2017.05,2017.06,2017.07,2017.08,2017.09,2017.10,
  2017.11,2017.12,2018.01,2018.02.1,2018.03,2018.04.1,2018.05,2018.06,
  2018.08,2018.09,2018.10,2018.11,2018.12,2019.03.1,2019.07.1,2019.11,
  2020.01,2020.02.1,2020.05.1,2020.06,2020.07,2020.08.2,2020.09,2020.10,
  2020.11,2020.12,2021.02.1,2021.03,2021.04,2021.05,2021.06,2021.07,
  2021.08,2021.09»:
Cannot invoke object with invocation handler in this context
  in block <unit> at /tmp/UamlFVrBOA line 1

 «exit code = 1»
¦«2021.10,HEAD(5873a8c)»:
xxxxxxxxxxxxxxxxx2584
2584