java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/oomInt.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:00:51,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:00:51,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:00:51,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-20 13:00:51,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:00:51,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:00:51,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:00:51,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:00:51,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:00:51,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:00:51,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:00:51,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:00:51,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:00:51,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:00:51,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:00:51,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:00:51,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 13:00:51,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:00:51,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:00:51,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:00:51,405 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:00:51,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:00:51,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:00:51,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:00:51,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:00:51,422 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:00:51,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:00:51,423 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:00:51,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:00:51,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:00:51,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:00:51,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:00:51,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:00:51,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:00:51,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:00:51,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:00:51,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:00:51,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:00:51,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:00:51,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:00:51,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:00:51,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:00:51,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:00:51,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:00:51,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:00:51,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:00:51,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:00:51,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:00:51,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:00:51,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:00:51,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:00:51,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:00:51,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:00:51,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:00:51,477 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:00:51,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/oomInt.c_1.i [2019-09-20 13:00:51,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d1dca1cb/4a4148d34b4d4dae81941b02dda002fd/FLAG638cace88 [2019-09-20 13:00:51,968 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:00:51,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/oomInt.c_1.i [2019-09-20 13:00:51,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d1dca1cb/4a4148d34b4d4dae81941b02dda002fd/FLAG638cace88 [2019-09-20 13:00:52,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d1dca1cb/4a4148d34b4d4dae81941b02dda002fd [2019-09-20 13:00:52,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:00:52,380 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:00:52,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:00:52,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:00:52,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:00:52,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f0ed95e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52, skipping insertion in model container [2019-09-20 13:00:52,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,395 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:00:52,420 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:00:52,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:00:52,594 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:00:52,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:00:52,619 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:00:52,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52 WrapperNode [2019-09-20 13:00:52,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:00:52,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:00:52,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:00:52,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:00:52,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (1/1) ... [2019-09-20 13:00:52,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:00:52,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:00:52,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:00:52,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:00:52,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 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 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:00:52,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:00:52,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:00:52,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 13:00:52,783 INFO L138 BoogieDeclarations]: Found implementation of procedure abs_int [2019-09-20 13:00:52,783 INFO L138 BoogieDeclarations]: Found implementation of procedure firstFunction [2019-09-20 13:00:52,784 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:00:52,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:00:52,784 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 13:00:52,784 INFO L130 BoogieDeclarations]: Found specification of procedure abs_int [2019-09-20 13:00:52,784 INFO L130 BoogieDeclarations]: Found specification of procedure firstFunction [2019-09-20 13:00:52,785 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:00:52,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:00:52,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:00:52,940 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:00:52,940 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:00:52,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:00:52 BoogieIcfgContainer [2019-09-20 13:00:52,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:00:52,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:00:52,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:00:52,947 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:00:52,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:00:52" (1/3) ... [2019-09-20 13:00:52,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a412109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:00:52, skipping insertion in model container [2019-09-20 13:00:52,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:52" (2/3) ... [2019-09-20 13:00:52,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a412109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:00:52, skipping insertion in model container [2019-09-20 13:00:52,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:00:52" (3/3) ... [2019-09-20 13:00:52,951 INFO L109 eAbstractionObserver]: Analyzing ICFG oomInt.c_1.i [2019-09-20 13:00:52,961 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:00:52,968 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:00:52,983 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:00:53,015 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:00:53,016 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:00:53,016 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:00:53,016 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:00:53,016 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:00:53,016 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:00:53,017 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:00:53,017 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:00:53,017 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:00:53,036 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2019-09-20 13:00:53,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-09-20 13:00:53,041 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:00:53,042 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:00:53,044 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:00:53,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:00:53,048 INFO L82 PathProgramCache]: Analyzing trace with hash 2008850771, now seen corresponding path program 1 times [2019-09-20 13:00:53,050 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:00:53,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:00:53,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:00:53,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:00:53,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:00:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:00:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:00:53,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:00:53,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:00:53,256 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:00:53,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:00:53,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:00:53,297 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 6 states. [2019-09-20 13:00:53,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:00:53,549 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2019-09-20 13:00:53,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:00:53,551 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2019-09-20 13:00:53,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:00:53,560 INFO L225 Difference]: With dead ends: 30 [2019-09-20 13:00:53,560 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:00:53,566 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:00:53,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:00:53,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:00:53,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:00:53,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:00:53,597 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2019-09-20 13:00:53,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:00:53,598 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:00:53,598 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:00:53,599 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:00:53,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:00:53,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:00:53,648 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:00:53,649 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:00:53,649 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:00:53,649 INFO L443 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2019-09-20 13:00:53,649 INFO L443 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 5 8) no Hoare annotation was computed. [2019-09-20 13:00:53,650 INFO L443 ceAbstractionStarter]: For program point __blast_assertFINAL(lines 5 8) no Hoare annotation was computed. [2019-09-20 13:00:53,650 INFO L446 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 5 8) the Hoare annotation is: true [2019-09-20 13:00:53,650 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:00:53,651 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-09-20 13:00:53,651 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:00:53,651 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:00:53,652 INFO L443 ceAbstractionStarter]: For program point L17(lines 17 23) no Hoare annotation was computed. [2019-09-20 13:00:53,652 INFO L443 ceAbstractionStarter]: For program point abs_intEXIT(lines 15 24) no Hoare annotation was computed. [2019-09-20 13:00:53,652 INFO L446 ceAbstractionStarter]: At program point abs_intENTRY(lines 15 24) the Hoare annotation is: true [2019-09-20 13:00:53,652 INFO L443 ceAbstractionStarter]: For program point abs_intFINAL(lines 15 24) no Hoare annotation was computed. [2019-09-20 13:00:53,652 INFO L443 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2019-09-20 13:00:53,653 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-09-20 13:00:53,653 INFO L446 ceAbstractionStarter]: At program point firstFunctionENTRY(lines 26 30) the Hoare annotation is: true [2019-09-20 13:00:53,653 INFO L439 ceAbstractionStarter]: At program point L29-2(line 29) the Hoare annotation is: false [2019-09-20 13:00:53,653 INFO L443 ceAbstractionStarter]: For program point L29-3(lines 26 30) no Hoare annotation was computed. [2019-09-20 13:00:53,653 INFO L443 ceAbstractionStarter]: For program point firstFunctionEXIT(lines 26 30) no Hoare annotation was computed. [2019-09-20 13:00:53,654 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 32 35) the Hoare annotation is: true [2019-09-20 13:00:53,654 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 32 35) no Hoare annotation was computed. [2019-09-20 13:00:53,654 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 32 35) no Hoare annotation was computed. [2019-09-20 13:00:53,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:00:53 BoogieIcfgContainer [2019-09-20 13:00:53,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:00:53,669 INFO L168 Benchmark]: Toolchain (without parser) took 1285.98 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 89.8 MB in the beginning and 136.0 MB in the end (delta: -46.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:53,671 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:00:53,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.19 ms. Allocated memory is still 133.7 MB. Free memory was 89.6 MB in the beginning and 80.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:53,676 INFO L168 Benchmark]: Boogie Preprocessor took 103.79 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 80.4 MB in the beginning and 176.7 MB in the end (delta: -96.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:53,677 INFO L168 Benchmark]: RCFGBuilder took 217.31 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 165.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:53,678 INFO L168 Benchmark]: TraceAbstraction took 720.83 ms. Allocated memory is still 199.8 MB. Free memory was 165.5 MB in the beginning and 136.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:53,688 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 240.19 ms. Allocated memory is still 133.7 MB. Free memory was 89.6 MB in the beginning and 80.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.79 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 80.4 MB in the beginning and 176.7 MB in the end (delta: -96.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 217.31 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 165.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 720.83 ms. Allocated memory is still 199.8 MB. Free memory was 165.5 MB in the beginning and 136.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 24 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 9 SDslu, 44 SDs, 0 SdLazy, 22 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred 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: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 8 NumberOfFragments, 8 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 392 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 proved your program to be correct! Received shutdown request...