java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_5_e7_692_e7_2865.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:41:57,389 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:41:57,391 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:41:57,405 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:41:57,405 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:41:57,407 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:41:57,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:41:57,412 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:41:57,413 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:41:57,415 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:41:57,416 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:41:57,416 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:41:57,417 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:41:57,418 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:41:57,422 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:41:57,422 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:41:57,424 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:41:57,435 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:41:57,436 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:41:57,437 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:41:57,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:41:57,440 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:41:57,441 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:41:57,441 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:41:57,442 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:41:57,443 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:41:57,443 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:41:57,444 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:41:57,445 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:41:57,445 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:41:57,446 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:41:57,446 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:41:57,447 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:41:57,447 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:41:57,448 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:41:57,448 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 18:41:57,471 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:41:57,471 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:41:57,471 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:41:57,471 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:41:57,472 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:41:57,472 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:41:57,473 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:41:57,473 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:41:57,473 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:41:57,473 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:41:57,473 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:41:57,474 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:41:57,474 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:41:57,474 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:41:57,474 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:41:57,474 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:41:57,474 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:41:57,475 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:41:57,476 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:41:57,477 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:41:57,477 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:41:57,526 INFO ]: Repository-Root is: /tmp [2018-06-22 18:41:57,541 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:41:57,548 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:41:57,549 INFO ]: Initializing SmtParser... [2018-06-22 18:41:57,550 INFO ]: SmtParser initialized [2018-06-22 18:41:57,551 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_5_e7_692_e7_2865.smt2 [2018-06-22 18:41:57,552 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 18:41:57,640 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_5_e7_692_e7_2865.smt2 unknown [2018-06-22 18:41:58,210 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_5_e7_692_e7_2865.smt2 [2018-06-22 18:41:58,214 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:41:58,220 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:41:58,221 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:41:58,221 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:41:58,221 INFO ]: ChcToBoogie initialized [2018-06-22 18:41:58,224 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:41:58" (1/1) ... [2018-06-22 18:41:58,306 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58 Unit [2018-06-22 18:41:58,306 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:41:58,315 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:41:58,315 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:41:58,315 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:41:58,338 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (1/1) ... [2018-06-22 18:41:58,339 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (1/1) ... [2018-06-22 18:41:58,354 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (1/1) ... [2018-06-22 18:41:58,354 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (1/1) ... [2018-06-22 18:41:58,364 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (1/1) ... [2018-06-22 18:41:58,365 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (1/1) ... [2018-06-22 18:41:58,373 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (1/1) ... [2018-06-22 18:41:58,378 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:41:58,378 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:41:58,378 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:41:58,378 INFO ]: RCFGBuilder initialized [2018-06-22 18:41:58,379 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:41:58,393 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:41:58,393 INFO ]: Found specification of procedure False [2018-06-22 18:41:58,393 INFO ]: Found implementation of procedure False [2018-06-22 18:41:58,393 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:41:58,393 INFO ]: Found specification of procedure state [2018-06-22 18:41:58,393 INFO ]: Found implementation of procedure state [2018-06-22 18:41:58,393 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:41:58,394 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:41:58,394 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 18:41:58,746 INFO ]: Using library mode [2018-06-22 18:41:58,750 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:41:58 BoogieIcfgContainer [2018-06-22 18:41:58,750 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:41:58,751 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:41:58,751 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:41:58,758 INFO ]: TraceAbstraction initialized [2018-06-22 18:41:58,758 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:41:58" (1/3) ... [2018-06-22 18:41:58,759 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eb4f7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:41:58, skipping insertion in model container [2018-06-22 18:41:58,759 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:58" (2/3) ... [2018-06-22 18:41:58,759 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eb4f7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:41:58, skipping insertion in model container [2018-06-22 18:41:58,759 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:41:58" (3/3) ... [2018-06-22 18:41:58,761 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:41:58,773 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:41:58,783 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:41:58,833 INFO ]: Using default assertion order modulation [2018-06-22 18:41:58,833 INFO ]: Interprodecural is true [2018-06-22 18:41:58,833 INFO ]: Hoare is false [2018-06-22 18:41:58,833 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:41:58,833 INFO ]: Backedges is TWOTRACK [2018-06-22 18:41:58,833 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:41:58,834 INFO ]: Difference is false [2018-06-22 18:41:58,834 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:41:58,834 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:41:58,854 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:41:58,872 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:41:58,872 INFO ]: Found error trace [2018-06-22 18:41:58,873 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:41:58,873 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:41:58,879 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:41:58,882 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:41:58,882 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:41:58,925 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:41:58,925 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:41:58,925 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:41:59,032 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:41:59,308 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:41:59,311 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:41:59,311 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:41:59,313 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:41:59,328 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:41:59,328 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:41:59,331 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:41:59,469 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:41:59,469 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:41:59,470 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:41:59,472 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:41:59,472 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:41:59,483 INFO ]: With dead ends: 13 [2018-06-22 18:41:59,484 INFO ]: Without dead ends: 13 [2018-06-22 18:41:59,486 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:41:59,503 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:41:59,540 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:41:59,541 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:41:59,541 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:41:59,542 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:41:59,542 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:41:59,542 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:41:59,542 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:41:59,542 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:41:59,543 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:41:59,543 INFO ]: Found error trace [2018-06-22 18:41:59,543 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:41:59,543 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:41:59,543 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:41:59,544 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:41:59,544 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:41:59,544 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:41:59,544 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:41:59,544 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:41:59,727 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:42:01,176 WARN ]: Spent 1.19 s on a formula simplification. DAG size of input: 105 DAG size of output: 59 [2018-06-22 18:42:01,350 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:42:01,350 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:42:01,350 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:42:01,358 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:42:01,500 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:42:01,513 INFO ]: Computing forward predicates... [2018-06-22 18:42:03,985 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:42:04,003 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:04,032 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:04,043 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:04,052 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:04,088 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:42:04,089 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:42:04,092 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:04,324 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 18:42:04,522 WARN ]: Simplifying disjunction of 6480 conjuctions. This might take some time... [2018-06-22 18:42:12,310 INFO ]: Simplified to disjunction of 6480 conjuctions. [2018-06-22 18:42:12,364 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 18:42:12,498 WARN ]: Simplifying disjunction of 6480 conjuctions. This might take some time... [2018-06-22 18:42:19,013 INFO ]: Simplified to disjunction of 6480 conjuctions. [2018-06-22 18:42:19,067 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:19,461 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:42:19,470 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:42:19,482 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:19,543 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:19,605 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:19,609 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:19,624 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:19,628 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:19,828 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:20,032 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:20,036 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:20,040 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:20,041 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:20,045 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:20,046 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:20,064 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:20,070 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:20,073 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 18:42:20,936 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:20,937 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:20,939 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:42:20,949 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:42:20,967 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 18:42:21,156 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:21,163 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:21,164 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:21,177 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:21,811 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:22,362 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:22,363 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:22,365 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:22,365 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:22,365 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 18:42:22,500 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 18:42:22,658 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:22,664 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:23,256 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:23,259 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:23,391 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:23,531 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:23,532 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:42:23,533 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:42:23,705 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:42:23,726 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 18:42:24,281 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 18:42:25,047 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 18:42:25,219 WARN ]: Simplifying disjunction of 19440 conjuctions. This might take some time... Received shutdown request... [2018-06-22 18:43:11,169 INFO ]: Timeout while computing interpolants [2018-06-22 18:43:11,370 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:43:11,370 WARN ]: Verification canceled [2018-06-22 18:43:11,373 WARN ]: Timeout [2018-06-22 18:43:11,374 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:43:11 BoogieIcfgContainer [2018-06-22 18:43:11,374 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:43:11,375 INFO ]: Toolchain (without parser) took 73159.97 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.8 MB in the beginning and 675.3 MB in the end (delta: -434.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:43:11,375 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:43:11,376 INFO ]: ChcToBoogie took 85.96 ms. Allocated memory is still 307.2 MB. Free memory was 239.8 MB in the beginning and 236.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:43:11,376 INFO ]: Boogie Preprocessor took 62.49 ms. Allocated memory is still 307.2 MB. Free memory was 236.8 MB in the beginning and 234.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:43:11,376 INFO ]: RCFGBuilder took 371.70 ms. Allocated memory is still 307.2 MB. Free memory was 234.9 MB in the beginning and 203.9 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:43:11,377 INFO ]: TraceAbstraction took 72622.54 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 203.9 MB in the beginning and 675.3 MB in the end (delta: -471.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-22 18:43:11,379 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 85.96 ms. Allocated memory is still 307.2 MB. Free memory was 239.8 MB in the beginning and 236.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 62.49 ms. Allocated memory is still 307.2 MB. Free memory was 236.8 MB in the beginning and 234.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 371.70 ms. Allocated memory is still 307.2 MB. Free memory was 234.9 MB in the beginning and 203.9 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 72622.54 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 203.9 MB in the beginning and 675.3 MB in the end (delta: -471.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 19440 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 72.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ILLINOIS_5_e7_692_e7_2865.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-43-11-396.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ILLINOIS_5_e7_692_e7_2865.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-43-11-396.csv Completed graceful shutdown