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|
; Copyright (C) 2017, Regents of the University of Texas
; Marijn Heule, Warren A. Hunt, Jr., and Matt Kaufmann
; License: A 3-clause BSD license. See the LICENSE file distributed with ACL2.
; See README.
(in-package "LRAT")
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Preliminaries
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(include-book "transform")
(include-book "verify-for-cube-soundness")
(include-book "../incremental/print-formula")
(include-book "../incremental/soundness")
(program)
(set-state-ok t)
(defun my-getenv (string state)
(mv-let (erp s state)
(getenv$ string state)
(mv (and (not erp)
(let ((s1 (string-upcase s)))
(cond ((equal s1 "T")
t)
((equal s1 "NIL")
nil)
(t s))))
state)))
(defun get-defaults (chunk-size debug timep exitp state)
(mv-let (chunk-size state)
(cond
((eq chunk-size :none)
(mv-let (s state)
(my-getenv "LRAT_CHUNK_SIZE" state)
(mv (if (stringp s)
(acl2::decimal-string-to-number s (length s) 0)
1000000)
state)))
(t (mv chunk-size state)))
(mv-let (debug state)
(cond ((eq debug :none)
(my-getenv "LRAT_DEBUG" state))
(t (mv debug state)))
(mv-let (timep state)
(cond ((eq timep :none)
(my-getenv "LRAT_TIMEP" state))
(t (mv timep state)))
(mv-let (exitp state)
(cond ((eq exitp :none)
(my-getenv "LRAT_EXITP" state))
(t (mv exitp state)))
(mv chunk-size debug timep exitp state))))))
(defun maybe-print-success-and-exit (exitp state)
(cond ((null exitp) (value nil))
(t (pprogn (princ$ "s VERIFIED" (standard-co state) state)
(newline (standard-co state) state)
(prog2$ (exit 0)
(value nil))))))
(defun maybe-print-failure-and-exit (exitp state)
(cond ((null exitp) (value nil))
(t (pprogn (princ$ "FAILED" (standard-co state) state)
(prog2$ (exit 1)
(value nil))))))
(defmacro maybe-time$ (timep form)
`(cond (,timep (time$ ,form))
(t ,form)))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Transform
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; See (1) in README.
(defun transform-check-fn (cnf-file clrat-file chunk-size
debug
old-formula-outfile
new-formula-outfile
timep
exitp
ctx
state)
(declare (xargs :stobjs state :mode :program))
(mv-let (chunk-size debug timep exitp state)
(get-defaults chunk-size debug timep exitp state)
(mv-let (erp result state)
(maybe-time$ timep (transform cnf-file clrat-file chunk-size debug state))
(cond
((and (null erp)
result)
(let ((old-formula (car result))
(new-formula (cdr result)))
(er-progn
(cond ((null old-formula-outfile) (value nil))
(t (pprogn (cond ((eq old-formula-outfile t)
(fms "~s0 Input formula ~s0~|"
(list (cons #\0 "==============="))
(standard-co state) state nil))
(t state))
(print-formula (reverse old-formula)
:filename old-formula-outfile))))
(cond ((null new-formula-outfile) (value nil))
(t (pprogn (cond ((eq new-formula-outfile t)
(fms "~s0 Output formula ~s0~|"
(list (cons #\0 "==============="))
(standard-co state) state nil))
(t state))
(print-formula new-formula
:filename new-formula-outfile))))
(maybe-print-success-and-exit exitp state)
(value `(:SUCCESS
,@(and (stringp old-formula-outfile)
(list :input-formula-printed-to
old-formula-outfile))
,@(and (stringp new-formula-outfile)
(list :output-formula-printed-to
new-formula-outfile)))))))
(t (er-progn (maybe-print-failure-and-exit exitp state)
(er soft ctx "Transform FAILED.")))))))
(defmacro transform-check (cnf-file clrat-file
&key
old-formula-outfile
new-formula-outfile
(chunk-size ':none)
(debug ':none)
(timep ':none)
(exitp ':none))
`(transform-check-fn ,cnf-file ,clrat-file
,chunk-size ,debug
,old-formula-outfile ,new-formula-outfile ,timep ,exitp
'transform-check state))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Verify-for-cube
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; See (2) in README.
(defun verify-for-cube-check-fn (cnf-file clrat-file cube-file chunk-size debug
old-formula-outfile new-clause-outfile
timep exitp ctx state)
(declare (xargs :stobjs state :mode :program))
(mv-let (chunk-size debug timep exitp state)
(get-defaults chunk-size debug timep exitp state)
(mv-let (erp formula/clause state)
(maybe-time$ timep
(verify-for-cube cnf-file clrat-file cube-file chunk-size
debug ctx state))
(assert$
(null erp)
(cond
(formula/clause
(let ((formula (reverse (car formula/clause)))
(clause (cdr formula/clause)))
(er-progn
(cond ((null old-formula-outfile) (value nil))
(t (pprogn (cond ((eq old-formula-outfile t)
(fms "~s0 Formula ~s0~|"
(list (cons #\0 "==============="))
(standard-co state) state nil))
(t state))
(print-formula formula
:filename old-formula-outfile))))
(cond ((null new-clause-outfile) (value nil))
(t (pprogn (cond ((eq new-clause-outfile t)
(fms "~s0 Clause ~s0~|"
(list (cons #\0 "==============="))
(standard-co state) state nil))
(t state))
(print-formula ; turn clause into a formula
(list (cons 1 clause))
:filename new-clause-outfile
:header-p nil))))
(maybe-print-success-and-exit exitp state)
(value `(:SUCCESS
,@(and (stringp old-formula-outfile)
(list :formula-printed-to old-formula-outfile))
,@(and (stringp new-clause-outfile)
(list :clause-printed-to new-clause-outfile)))))))
(t (er-progn (maybe-print-failure-and-exit exitp state)
(er soft ctx "Verify-for-cube FAILED."))))))))
(defmacro verify-for-cube-check (cnf-file clrat-file cube-file
&key
old-formula-outfile
new-clause-outfile
(chunk-size ':none)
(debug ':none)
(timep ':none)
(exitp ':none))
`(verify-for-cube-check-fn ,cnf-file ,clrat-file ,cube-file
,chunk-size ,debug
,old-formula-outfile ,new-clause-outfile ,timep
,exitp 'verify-for-cube-check state))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Cubes-unsat-check
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; See (3) in README.
(defun cubes-unsat-check-fn (cnf-file clrat-file chunk-size debug outfile
timep exitp ctx state)
(mv-let (chunk-size debug timep exitp state)
(get-defaults chunk-size debug timep exitp state)
(mv-let (erp formula state)
(maybe-time$ timep
(proved-formula cnf-file clrat-file
chunk-size
debug
nil ; incomplete-okp
'cubes-unsat-check state))
(cond ((and (null erp) ; always true
formula)
(pprogn (cond ((eq outfile t)
(fms "~s0 Input formula ~s0~|"
(list (cons #\0 "==============="))
(standard-co state) state nil))
(t state))
(er-progn
(cond (outfile (print-formula formula
:filename outfile))
(t (value nil)))
(maybe-print-success-and-exit exitp state)
(value `(:SUCCESS
,@(and (stringp outfile)
(list :input-formula-printed-to
outfile)))))))
(t
(er-progn (maybe-print-failure-and-exit exitp state)
(er soft ctx "Cubes-unsat-check FAILED.")))))))
(defmacro cubes-unsat-check (cnf-file clrat-file
&key
outfile
(chunk-size ':none)
(debug ':none)
(timep ':none)
(exitp ':none))
`(cubes-unsat-check-fn ,cnf-file ,clrat-file ,chunk-size ,debug ,outfile
,timep ,exitp 'cubes-unsat-check state))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Single interface
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(defmacro cube-check (cnf-infile clrat-infile cnf-outfile
&optional cube-infile produced-outfile)
(cond (cube-infile ; (2)
`(verify-for-cube-check ,cnf-infile ,clrat-infile ,cube-infile
:old-formula-outfile ,cnf-outfile
:new-clause-outfile ,produced-outfile))
(produced-outfile ; (1)
`(transform-check ,cnf-infile ,clrat-infile
:old-formula-outfile ,cnf-outfile
:new-formula-outfile ,produced-outfile))
(t ; (3)
`(cubes-unsat-check ,cnf-infile ,clrat-infile
:outfile ,cnf-outfile))))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Examples
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; Some environment variable settings to try:
; (setenv$ "LRAT_TIMEP" "t")
; (setenv$ "LRAT_TIMEP" "nil")
; (setenv$ "LRAT_CHUNK_SIZE" "200")
#||
(transform-check "../tests/uuf-100-5.cnf" "../tests/uuf-100-5-partial.clrat"
:old-formula-outfile "my-old"
:new-formula-outfile "my-new")
% diff ../tests/uuf-100-5.cnf my-old
; equivalently
(cube-check "../tests/uuf-100-5.cnf" "../tests/uuf-100-5-partial.clrat"
"my-old2" nil "my-new2")
; equivalently
./run.sh ../tests/uuf-100-5.cnf ../tests/uuf-100-5-partial.clrat my-old2 nil my-new2
% diff my-old my-old2
% diff my-new my-new2
(let ((cnf-file "../tests/uuf-30-1.cnf")
(clrat-file "../tests/uuf-30-1-cube.clrat")
(cube-file "../tests/uuf-30-1.cube"))
(verify-for-cube-check cnf-file clrat-file cube-file
:old-formula-outfile "my-old"
:new-clause-outfile "my-new"))
% diff ../tests/uuf-30-1.cnf my-old
% # should be just -25 0:
% cat my-new
; equivalently
(cube-check "../tests/uuf-30-1.cnf" "../tests/uuf-30-1-cube.clrat"
"my-old2" "../tests/uuf-30-1.cube" "my-new2")
% diff my-old my-old2
% diff my-new my-new2
; equivalently
./run.sh ../tests/uuf-30-1.cnf ../tests/uuf-30-1-cube.clrat my-old2 \
../tests/uuf-30-1.cube my-new2
(let ((cnf-file "../tests/uuf-30-1.cnf")
(clrat-file "../tests/uuf-30-1.clrat"))
(cubes-unsat-check cnf-file clrat-file
:outfile t))
; equivalently:
(cube-check "../tests/uuf-30-1.cnf" "../tests/uuf-30-1.clrat" t)
; File version:
(let ((cnf-file "../tests/uuf-30-1.cnf")
(clrat-file "../tests/uuf-30-1.clrat"))
(cubes-unsat-check cnf-file clrat-file
:outfile "my-old"))
; equivalently:
./run.sh ../tests/uuf-30-1.cnf ../tests/uuf-30-1.clrat my-old2
% diff my-old my-old2
||#
|
