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Commit 70c674a3 authored by Jean-Christophe Filliâtre's avatar Jean-Christophe Filliâtre
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vstte10_queens: updated proof (WIP)

parent 340ffc11
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examples/vstte10_queens.mlw
View file @ 70c674a3
......@@ -192,6 +192,7 @@ module MachineArithmetic
requires { 0 <= to_int pos <= to_int n }
requires { is_board board (to_int pos) }
variant { to_int n - to_int pos }
ensures { result.O.valid }
ensures { is_board board (to_int pos) }
=
if eq pos n then
......@@ -200,15 +201,15 @@ module MachineArithmetic
let s = { ot = O.zero () } in
let rec forloop (i: int63) = (* for i = 0 to n-1 do *)
requires { 0 <= to_int i <= to_int n }
requires { s.ot.O.valid }
requires { is_board board (to_int pos) }
variant { to_int n - to_int i }
ensures { s.ot.O.valid }
ensures { is_board board (to_int pos) }
if i < n then begin
board[pos] <- i;
if mcheck_is_consistent board pos then
s.ot <- O.add s.ot (mcount_bt_queens board n (pos + of_int 1));
(* let _ = O.add !s (mcount_bt_queens board n (pos + of_int 1))
in (); *)
forloop (i + of_int 1)
end in
forloop (of_int 0);
......
examples/vstte10_queens/why3session.xml
View file @ 70c674a3
......@@ -50,92 +50,122 @@
<proof prover="4" memlimit="1000"><result status="valid" time="0.01" steps="0"/></proof>
</goal>
</theory>
<theory name="MachineArithmetic" sum="0500018a9f9265efb1b389c414cb9813" expanded="true">
<theory name="MachineArithmetic" sum="5cefdde670c8babce2b61c2fb35e26ba" expanded="true">
<goal name="WP_parameter mcheck_is_consistent" expl="VC for mcheck_is_consistent" expanded="true">
<proof prover="0"><result status="valid" time="0.27"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens" expl="VC for mcount_bt_queens">
<transf name="split_goal_wp">
<goal name="WP_parameter mcount_bt_queens.1" expl="1. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="10"/></proof>
<goal name="WP_parameter mcount_bt_queens" expl="VC for mcount_bt_queens" expanded="true">
<transf name="split_goal_wp" expanded="true">
<goal name="WP_parameter mcount_bt_queens.1" expl="1. precondition">
<proof prover="5"><result status="valid" time="0.02"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.2" expl="2. index in array bounds">
<goal name="WP_parameter mcount_bt_queens.2" expl="2. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="15"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.3" expl="3. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="17"/></proof>
<goal name="WP_parameter mcount_bt_queens.3" expl="3. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="15"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.4" expl="4. precondition">
<proof prover="0"><result status="valid" time="0.05"/></proof>
<goal name="WP_parameter mcount_bt_queens.4" expl="4. index in array bounds">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="18"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.5" expl="5. integer overflow">
<goal name="WP_parameter mcount_bt_queens.5" expl="5. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="20"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.6" expl="6. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.04" steps="47"/></proof>
<goal name="WP_parameter mcount_bt_queens.6" expl="6. precondition">
<proof prover="0"><result status="valid" time="0.05"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.7" expl="7. variant decrease">
<goal name="WP_parameter mcount_bt_queens.7" expl="7. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="23"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.8" expl="8. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="23"/></proof>
<goal name="WP_parameter mcount_bt_queens.8" expl="8. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.04" steps="50"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.9" expl="9. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="23"/></proof>
<goal name="WP_parameter mcount_bt_queens.9" expl="9. variant decrease">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="26"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.10" expl="10. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.01" steps="23"/></proof>
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="26"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.11" expl="11. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="28"/></proof>
<goal name="WP_parameter mcount_bt_queens.11" expl="11. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="26"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.12" expl="12. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.15" steps="62"/></proof>
<goal name="WP_parameter mcount_bt_queens.12" expl="12. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.01" steps="26"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.13" expl="13. variant decrease">
<goal name="WP_parameter mcount_bt_queens.13" expl="13. precondition" expanded="true">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="31"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.14" expl="14. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="31"/></proof>
<goal name="WP_parameter mcount_bt_queens.14" expl="14. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="37"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.15" expl="15. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.48" steps="81"/></proof>
<goal name="WP_parameter mcount_bt_queens.15" expl="15. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.08" steps="71"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.16" expl="16. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="35"/></proof>
<goal name="WP_parameter mcount_bt_queens.16" expl="16. variant decrease">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="40"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.17" expl="17. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.01" steps="20"/></proof>
<goal name="WP_parameter mcount_bt_queens.17" expl="17. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="40"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.18" expl="18. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.08" steps="47"/></proof>
<goal name="WP_parameter mcount_bt_queens.18" expl="18. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.03" steps="40"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.19" expl="19. variant decrease">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="23"/></proof>
<goal name="WP_parameter mcount_bt_queens.19" expl="19. precondition">
<proof prover="0"><result status="valid" time="0.05"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.20" expl="20. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="23"/></proof>
<goal name="WP_parameter mcount_bt_queens.20" expl="20. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="45"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.21" expl="21. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.23" steps="65"/></proof>
<goal name="WP_parameter mcount_bt_queens.21" expl="21. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="45"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.22" expl="22. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="27"/></proof>
<goal name="WP_parameter mcount_bt_queens.22" expl="22. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.01" steps="23"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.23" expl="23. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.01" steps="15"/></proof>
<goal name="WP_parameter mcount_bt_queens.23" expl="23. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.15" steps="50"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.24" expl="24. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="11"/></proof>
<goal name="WP_parameter mcount_bt_queens.24" expl="24. variant decrease">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="26"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.25" expl="25. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="12"/></proof>
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="26"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.26" expl="26. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="12"/></proof>
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="26"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.27" expl="27. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="15"/></proof>
<goal name="WP_parameter mcount_bt_queens.27" expl="27. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.48" steps="107"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.28" expl="28. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="31"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.29" expl="29. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="31"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.30" expl="30. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="18"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.31" expl="31. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="18"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.32" expl="32. integer overflow">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="13"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.33" expl="33. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="14"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.34" expl="34. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="14"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.35" expl="35. precondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="14"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.36" expl="36. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.02" steps="18"/></proof>
</goal>
<goal name="WP_parameter mcount_bt_queens.37" expl="37. postcondition">
<proof prover="4" memlimit="1000"><result status="valid" time="0.01" steps="18"/></proof>
</goal>
</transf>
</goal>
......
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