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.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:22:42,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:22:42,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:22:42,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:22:42,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:22:42,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:22:42,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:22:42,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:22:42,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:22:42,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:22:42,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:22:42,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:22:42,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:22:42,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:22:42,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:22:42,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:22:42,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:22:42,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:22:42,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:22:42,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:22:42,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:22:42,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:22:42,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:22:42,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:22:42,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-16 16:22:42,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:22:42,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:22:42,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:22:42,831 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 [2019-09-16 16:22:42,855 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:22:42,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:22:42,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:22:42,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:22:42,858 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:22:42,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:22:42,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:22:42,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:22:42,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:22:42,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:22:42,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:22:42,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:22:42,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:22:42,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:22:42,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:22:42,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:22:42,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:22:42,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:22:42,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:22:42,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:22:42,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:22:42,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:22:42,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:22:42,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:22:42,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:22:42,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:22:42,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:22:42,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:22:42,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:22:42,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:22:42,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:22:42,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:22:42,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:22:42,928 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:22:42,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/oomInt.i [2019-09-16 16:22:42,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e368b74b/ff33537258fe4ad69b7650f650a5c474/FLAG2bb4678d5 [2019-09-16 16:22:43,392 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:22:43,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/oomInt.i [2019-09-16 16:22:43,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e368b74b/ff33537258fe4ad69b7650f650a5c474/FLAG2bb4678d5 [2019-09-16 16:22:43,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e368b74b/ff33537258fe4ad69b7650f650a5c474 [2019-09-16 16:22:43,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:22:43,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:22:43,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:22:43,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:22:43,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:22:43,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:22:43" (1/1) ... [2019-09-16 16:22:43,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242ad12b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:43, skipping insertion in model container [2019-09-16 16:22:43,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:22:43" (1/1) ... [2019-09-16 16:22:43,824 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:22:43,839 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:22:44,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:22:44,016 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:22:44,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:22:44,043 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:22:44,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44 WrapperNode [2019-09-16 16:22:44,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:22:44,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:22:44,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:22:44,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:22:44,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (1/1) ... [2019-09-16 16:22:44,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (1/1) ... [2019-09-16 16:22:44,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (1/1) ... [2019-09-16 16:22:44,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (1/1) ... [2019-09-16 16:22:44,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (1/1) ... [2019-09-16 16:22:44,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (1/1) ... [2019-09-16 16:22:44,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (1/1) ... [2019-09-16 16:22:44,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:22:44,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:22:44,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:22:44,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:22:44,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (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 [2019-09-16 16:22:44,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:22:44,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:22:44,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-16 16:22:44,202 INFO L138 BoogieDeclarations]: Found implementation of procedure abs_int [2019-09-16 16:22:44,202 INFO L138 BoogieDeclarations]: Found implementation of procedure firstFunction [2019-09-16 16:22:44,203 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:22:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:22:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-16 16:22:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure abs_int [2019-09-16 16:22:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure firstFunction [2019-09-16 16:22:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:22:44,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:22:44,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:22:44,359 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:22:44,359 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-16 16:22:44,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:22:44 BoogieIcfgContainer [2019-09-16 16:22:44,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:22:44,362 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:22:44,362 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:22:44,365 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:22:44,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:22:43" (1/3) ... [2019-09-16 16:22:44,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2db816af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:22:44, skipping insertion in model container [2019-09-16 16:22:44,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:22:44" (2/3) ... [2019-09-16 16:22:44,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2db816af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:22:44, skipping insertion in model container [2019-09-16 16:22:44,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:22:44" (3/3) ... [2019-09-16 16:22:44,368 INFO L109 eAbstractionObserver]: Analyzing ICFG oomInt.i [2019-09-16 16:22:44,378 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:22:44,385 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:22:44,408 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:22:44,466 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:22:44,467 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:22:44,467 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:22:44,468 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:22:44,468 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:22:44,468 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:22:44,468 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:22:44,469 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:22:44,469 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:22:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states. [2019-09-16 16:22:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-09-16 16:22:44,501 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:22:44,502 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:22:44,503 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:22:44,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:22:44,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1310527286, now seen corresponding path program 1 times [2019-09-16 16:22:44,511 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:22:44,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:22:44,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:22:44,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:22:44,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:22:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:22:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:22:44,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:22:44,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:22:44,817 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:22:44,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:22:44,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:22:44,841 INFO L87 Difference]: Start difference. First operand 25 states. Second operand 8 states. [2019-09-16 16:22:45,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:22:45,004 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2019-09-16 16:22:45,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:22:45,007 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2019-09-16 16:22:45,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:22:45,015 INFO L225 Difference]: With dead ends: 33 [2019-09-16 16:22:45,016 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:22:45,022 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-09-16 16:22:45,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:22:45,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:22:45,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:22:45,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:22:45,051 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2019-09-16 16:22:45,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:22:45,052 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:22:45,052 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:22:45,053 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:22:45,053 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:22:45,059 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:22:45,122 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:22:45,123 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:22:45,123 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:22:45,123 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:22:45,124 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-09-16 16:22:45,124 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:22:45,125 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:22:45,125 INFO L443 ceAbstractionStarter]: For program point abs_intEXIT(lines 16 25) no Hoare annotation was computed. [2019-09-16 16:22:45,125 INFO L446 ceAbstractionStarter]: At program point abs_intENTRY(lines 16 25) the Hoare annotation is: true [2019-09-16 16:22:45,126 INFO L443 ceAbstractionStarter]: For program point L18(lines 18 24) no Hoare annotation was computed. [2019-09-16 16:22:45,126 INFO L443 ceAbstractionStarter]: For program point abs_intFINAL(lines 16 25) no Hoare annotation was computed. [2019-09-16 16:22:45,126 INFO L439 ceAbstractionStarter]: At program point L30(line 30) the Hoare annotation is: (<= 3 ~p~0) [2019-09-16 16:22:45,126 INFO L443 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2019-09-16 16:22:45,126 INFO L446 ceAbstractionStarter]: At program point firstFunctionENTRY(lines 27 31) the Hoare annotation is: true [2019-09-16 16:22:45,127 INFO L443 ceAbstractionStarter]: For program point firstFunctionFINAL(lines 27 31) no Hoare annotation was computed. [2019-09-16 16:22:45,127 INFO L443 ceAbstractionStarter]: For program point firstFunctionEXIT(lines 27 31) no Hoare annotation was computed. [2019-09-16 16:22:45,127 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 33 36) the Hoare annotation is: true [2019-09-16 16:22:45,127 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 33 36) no Hoare annotation was computed. [2019-09-16 16:22:45,127 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 33 36) no Hoare annotation was computed. [2019-09-16 16:22:45,128 INFO L446 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 6 12) the Hoare annotation is: true [2019-09-16 16:22:45,128 INFO L443 ceAbstractionStarter]: For program point L10(line 10) no Hoare annotation was computed. [2019-09-16 16:22:45,128 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 6 12) no Hoare annotation was computed. [2019-09-16 16:22:45,128 INFO L443 ceAbstractionStarter]: For program point L8(lines 8 11) no Hoare annotation was computed. [2019-09-16 16:22:45,129 INFO L443 ceAbstractionStarter]: For program point L8-2(lines 6 12) no Hoare annotation was computed. [2019-09-16 16:22:45,129 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2019-09-16 16:22:45,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:22:45 BoogieIcfgContainer [2019-09-16 16:22:45,138 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:22:45,141 INFO L168 Benchmark]: Toolchain (without parser) took 1329.37 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 127.9 MB in the end (delta: -40.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-16 16:22:45,142 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 16:22:45,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.54 ms. Allocated memory is still 133.2 MB. Free memory was 87.3 MB in the beginning and 78.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-16 16:22:45,145 INFO L168 Benchmark]: Boogie Preprocessor took 102.99 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 176.7 MB in the end (delta: -98.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-16 16:22:45,146 INFO L168 Benchmark]: RCFGBuilder took 212.92 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 165.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-16 16:22:45,146 INFO L168 Benchmark]: TraceAbstraction took 776.05 ms. Allocated memory is still 199.8 MB. Free memory was 164.7 MB in the beginning and 127.9 MB in the end (delta: 36.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:22:45,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 233.54 ms. Allocated memory is still 133.2 MB. Free memory was 87.3 MB in the beginning and 78.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.99 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 176.7 MB in the end (delta: -98.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 212.92 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 165.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 776.05 ms. Allocated memory is still 199.8 MB. Free memory was 164.7 MB in the beginning and 127.9 MB in the end (delta: 36.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 10]: 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, 25 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 17 SDslu, 79 SDs, 0 SdLazy, 40 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred 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, 10 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 525 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...