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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-regression/oomInt.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:01:25,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:01:25,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:01:25,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-15 01:01:25,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:01:25,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:01:25,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:01:25,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:01:25,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:01:25,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:01:25,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:01:25,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:01:25,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:01:25,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:01:25,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:01:25,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:01:25,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 01:01:25,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:01:25,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:01:25,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:01:25,488 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 [2019-10-15 01:01:25,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:01:25,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:01:25,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:01:25,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:01:25,524 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:01:25,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:01:25,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:01:25,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:01:25,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:01:25,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:01:25,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:01:25,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:01:25,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:01:25,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:01:25,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:01:25,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:01:25,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:01:25,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:01:25,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:01:25,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:01:25,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:01:25,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:01:25,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:01:25,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:01:25,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:01:25,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:01:25,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:01:25,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:01:25,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:01:25,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:01:25,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:01:25,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:01:25,822 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:01:25,823 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:01:25,823 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/oomInt.c_1.i [2019-10-15 01:01:25,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400a8c758/5d8a7078800b412d96dd6348d5676051/FLAG37f330742 [2019-10-15 01:01:26,316 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:01:26,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/oomInt.c_1.i [2019-10-15 01:01:26,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400a8c758/5d8a7078800b412d96dd6348d5676051/FLAG37f330742 [2019-10-15 01:01:26,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400a8c758/5d8a7078800b412d96dd6348d5676051 [2019-10-15 01:01:26,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:01:26,731 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:01:26,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:01:26,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:01:26,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:01:26,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:26,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8a7236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26, skipping insertion in model container [2019-10-15 01:01:26,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:26,748 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:01:26,764 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:01:26,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:01:26,936 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:01:26,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:01:26,963 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:01:26,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26 WrapperNode [2019-10-15 01:01:26,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:01:26,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:01:26,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:01:26,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:01:27,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:27,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:27,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:27,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:27,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:27,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:27,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (1/1) ... [2019-10-15 01:01:27,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:01:27,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:01:27,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:01:27,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:01:27,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (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 [2019-10-15 01:01:27,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:01:27,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:01:27,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-15 01:01:27,132 INFO L138 BoogieDeclarations]: Found implementation of procedure abs_int [2019-10-15 01:01:27,132 INFO L138 BoogieDeclarations]: Found implementation of procedure firstFunction [2019-10-15 01:01:27,132 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:01:27,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:01:27,132 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-15 01:01:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure abs_int [2019-10-15 01:01:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure firstFunction [2019-10-15 01:01:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:01:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:01:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:01:27,289 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:01:27,289 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 01:01:27,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:01:27 BoogieIcfgContainer [2019-10-15 01:01:27,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:01:27,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:01:27,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:01:27,295 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:01:27,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:01:26" (1/3) ... [2019-10-15 01:01:27,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ce1fdee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:01:27, skipping insertion in model container [2019-10-15 01:01:27,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:26" (2/3) ... [2019-10-15 01:01:27,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ce1fdee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:01:27, skipping insertion in model container [2019-10-15 01:01:27,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:01:27" (3/3) ... [2019-10-15 01:01:27,299 INFO L109 eAbstractionObserver]: Analyzing ICFG oomInt.c_1.i [2019-10-15 01:01:27,308 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:01:27,315 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:01:27,326 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:01:27,352 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:01:27,352 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:01:27,353 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:01:27,353 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:01:27,353 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:01:27,353 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:01:27,353 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:01:27,353 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:01:27,371 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2019-10-15 01:01:27,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-10-15 01:01:27,375 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:01:27,376 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:01:27,377 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:01:27,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:01:27,381 INFO L82 PathProgramCache]: Analyzing trace with hash 2008850771, now seen corresponding path program 1 times [2019-10-15 01:01:27,389 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:01:27,390 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66603882] [2019-10-15 01:01:27,390 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:27,390 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:27,390 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:01:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:01:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:01:27,564 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66603882] [2019-10-15 01:01:27,565 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:01:27,566 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:01:27,566 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710747203] [2019-10-15 01:01:27,571 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:01:27,573 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:01:27,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:01:27,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:01:27,603 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 6 states. [2019-10-15 01:01:27,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:01:27,851 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2019-10-15 01:01:27,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:01:27,854 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2019-10-15 01:01:27,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:01:27,865 INFO L225 Difference]: With dead ends: 30 [2019-10-15 01:01:27,866 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:01:27,870 INFO L600 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 [2019-10-15 01:01:27,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:01:27,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:01:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:01:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:01:27,905 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2019-10-15 01:01:27,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:01:27,906 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:01:27,906 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:01:27,906 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:01:27,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:01:27,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:01:27,953 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:01:27,954 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:01:27,954 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:01:27,955 INFO L443 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 5 8) no Hoare annotation was computed. [2019-10-15 01:01:27,955 INFO L443 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2019-10-15 01:01:27,955 INFO L443 ceAbstractionStarter]: For program point __blast_assertFINAL(lines 5 8) no Hoare annotation was computed. [2019-10-15 01:01:27,956 INFO L446 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 5 8) the Hoare annotation is: true [2019-10-15 01:01:27,956 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:01:27,956 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-15 01:01:27,957 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:01:27,957 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:01:27,957 INFO L443 ceAbstractionStarter]: For program point L17(lines 17 23) no Hoare annotation was computed. [2019-10-15 01:01:27,957 INFO L443 ceAbstractionStarter]: For program point abs_intEXIT(lines 15 24) no Hoare annotation was computed. [2019-10-15 01:01:27,958 INFO L446 ceAbstractionStarter]: At program point abs_intENTRY(lines 15 24) the Hoare annotation is: true [2019-10-15 01:01:27,958 INFO L443 ceAbstractionStarter]: For program point abs_intFINAL(lines 15 24) no Hoare annotation was computed. [2019-10-15 01:01:27,958 INFO L443 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2019-10-15 01:01:27,958 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-10-15 01:01:27,959 INFO L446 ceAbstractionStarter]: At program point firstFunctionENTRY(lines 26 30) the Hoare annotation is: true [2019-10-15 01:01:27,959 INFO L439 ceAbstractionStarter]: At program point L29-2(line 29) the Hoare annotation is: false [2019-10-15 01:01:27,959 INFO L443 ceAbstractionStarter]: For program point L29-3(lines 26 30) no Hoare annotation was computed. [2019-10-15 01:01:27,959 INFO L443 ceAbstractionStarter]: For program point firstFunctionEXIT(lines 26 30) no Hoare annotation was computed. [2019-10-15 01:01:27,960 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 32 35) the Hoare annotation is: true [2019-10-15 01:01:27,960 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 32 35) no Hoare annotation was computed. [2019-10-15 01:01:27,960 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 32 35) no Hoare annotation was computed. [2019-10-15 01:01:27,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:01:27 BoogieIcfgContainer [2019-10-15 01:01:27,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:01:27,969 INFO L168 Benchmark]: Toolchain (without parser) took 1235.65 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 102.1 MB in the beginning and 140.9 MB in the end (delta: -38.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:27,970 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 01:01:27,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.44 ms. Allocated memory is still 138.4 MB. Free memory was 101.9 MB in the beginning and 92.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:27,973 INFO L168 Benchmark]: Boogie Preprocessor took 108.89 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 92.5 MB in the beginning and 180.6 MB in the end (delta: -88.1 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:27,974 INFO L168 Benchmark]: RCFGBuilder took 217.51 ms. Allocated memory is still 201.9 MB. Free memory was 180.6 MB in the beginning and 170.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:27,975 INFO L168 Benchmark]: TraceAbstraction took 673.14 ms. Allocated memory is still 201.9 MB. Free memory was 169.6 MB in the beginning and 140.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:27,979 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 231.44 ms. Allocated memory is still 138.4 MB. Free memory was 101.9 MB in the beginning and 92.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.89 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 92.5 MB in the beginning and 180.6 MB in the end (delta: -88.1 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 217.51 ms. Allocated memory is still 201.9 MB. Free memory was 180.6 MB in the beginning and 170.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 673.14 ms. Allocated memory is still 201.9 MB. Free memory was 169.6 MB in the beginning and 140.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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. Result: SAFE, OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, 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 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: TRACE_CHECK: 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, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...