java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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/test30_false-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-370d6ab [2018-11-14 17:23:06,993 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 17:23:06,997 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 17:23:07,013 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 17:23:07,014 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 17:23:07,015 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 17:23:07,016 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 17:23:07,018 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 17:23:07,020 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 17:23:07,021 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 17:23:07,022 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 17:23:07,022 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 17:23:07,023 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 17:23:07,024 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 17:23:07,025 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 17:23:07,026 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 17:23:07,027 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 17:23:07,029 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 17:23:07,031 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 17:23:07,032 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 17:23:07,034 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 17:23:07,035 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 17:23:07,037 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-14 17:23:07,038 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-14 17:23:07,038 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-14 17:23:07,039 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-14 17:23:07,040 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-14 17:23:07,041 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-14 17:23:07,042 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-14 17:23:07,043 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-14 17:23:07,043 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-14 17:23:07,044 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-14 17:23:07,044 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 17:23:07,044 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 17:23:07,045 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 17:23:07,046 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 17:23:07,047 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-14 17:23:07,061 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 17:23:07,062 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 17:23:07,063 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 17:23:07,063 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 17:23:07,064 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 17:23:07,064 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 17:23:07,064 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 17:23:07,064 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 17:23:07,065 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 17:23:07,065 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-14 17:23:07,065 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 17:23:07,065 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 17:23:07,066 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 17:23:07,069 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 17:23:07,069 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 17:23:07,069 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 17:23:07,070 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 17:23:07,070 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 17:23:07,070 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 17:23:07,072 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 17:23:07,072 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 17:23:07,072 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 17:23:07,072 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 17:23:07,072 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 17:23:07,072 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 17:23:07,073 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 17:23:07,073 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-14 17:23:07,073 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 17:23:07,075 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-14 17:23:07,075 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 17:23:07,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 17:23:07,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 17:23:07,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 17:23:07,142 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 17:23:07,142 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 17:23:07,143 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test30_false-unreach-call_true-termination.c [2018-11-14 17:23:07,209 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f11a792d/1972c03bac4443049f412c1f92be5afb/FLAG279a3ccaf [2018-11-14 17:23:07,704 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 17:23:07,706 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test30_false-unreach-call_true-termination.c [2018-11-14 17:23:07,713 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f11a792d/1972c03bac4443049f412c1f92be5afb/FLAG279a3ccaf [2018-11-14 17:23:07,735 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f11a792d/1972c03bac4443049f412c1f92be5afb [2018-11-14 17:23:07,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 17:23:07,752 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-14 17:23:07,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 17:23:07,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 17:23:07,761 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 17:23:07,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:23:07" (1/1) ... [2018-11-14 17:23:07,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd8c054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:07, skipping insertion in model container [2018-11-14 17:23:07,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:23:07" (1/1) ... [2018-11-14 17:23:07,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 17:23:07,802 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 17:23:08,009 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 17:23:08,025 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 17:23:08,045 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 17:23:08,066 INFO L195 MainTranslator]: Completed translation [2018-11-14 17:23:08,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08 WrapperNode [2018-11-14 17:23:08,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 17:23:08,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 17:23:08,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 17:23:08,068 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 17:23:08,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (1/1) ... [2018-11-14 17:23:08,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (1/1) ... [2018-11-14 17:23:08,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (1/1) ... [2018-11-14 17:23:08,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (1/1) ... [2018-11-14 17:23:08,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (1/1) ... [2018-11-14 17:23:08,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (1/1) ... [2018-11-14 17:23:08,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (1/1) ... [2018-11-14 17:23:08,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 17:23:08,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 17:23:08,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 17:23:08,111 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 17:23:08,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (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 [2018-11-14 17:23:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 17:23:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 17:23:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2018-11-14 17:23:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure assign2 [2018-11-14 17:23:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 17:23:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 17:23:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2018-11-14 17:23:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-14 17:23:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-14 17:23:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure assign2 [2018-11-14 17:23:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-14 17:23:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 17:23:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 17:23:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-14 17:23:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-14 17:23:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-14 17:23:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 17:23:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-14 17:23:08,896 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 17:23:08,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:23:08 BoogieIcfgContainer [2018-11-14 17:23:08,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 17:23:08,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-14 17:23:08,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-14 17:23:08,901 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-14 17:23:08,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:23:07" (1/3) ... [2018-11-14 17:23:08,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ecdd70a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:23:08, skipping insertion in model container [2018-11-14 17:23:08,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:08" (2/3) ... [2018-11-14 17:23:08,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ecdd70a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:23:08, skipping insertion in model container [2018-11-14 17:23:08,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:23:08" (3/3) ... [2018-11-14 17:23:08,905 INFO L112 eAbstractionObserver]: Analyzing ICFG test30_false-unreach-call_true-termination.c [2018-11-14 17:23:08,915 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-14 17:23:08,925 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-14 17:23:08,943 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-14 17:23:08,977 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-14 17:23:08,978 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-14 17:23:08,978 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-14 17:23:08,979 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-14 17:23:08,979 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-14 17:23:08,979 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-14 17:23:08,979 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-14 17:23:08,979 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-14 17:23:08,979 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-14 17:23:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2018-11-14 17:23:09,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-14 17:23:09,006 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:23:09,007 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:23:09,010 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:23:09,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:23:09,016 INFO L82 PathProgramCache]: Analyzing trace with hash -457594768, now seen corresponding path program 1 times [2018-11-14 17:23:09,018 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:23:09,019 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:23:09,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:23:09,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:23:09,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:23:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-14 17:23:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-14 17:23:09,286 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-14 17:23:09,327 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 16 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# [2018-11-14 17:23:09,328 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# [2018-11-14 17:23:09,357 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2018-11-14 17:23:09,357 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-14 17:23:09,358 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-14 17:23:09,358 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2018-11-14 17:23:09,358 WARN L170 areAnnotationChecker]: assign2ENTRY has no Hoare annotation [2018-11-14 17:23:09,358 WARN L170 areAnnotationChecker]: assignENTRY has no Hoare annotation [2018-11-14 17:23:09,358 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-14 17:23:09,358 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-14 17:23:09,359 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-14 17:23:09,359 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2018-11-14 17:23:09,359 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2018-11-14 17:23:09,359 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2018-11-14 17:23:09,359 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2018-11-14 17:23:09,359 WARN L170 areAnnotationChecker]: assignFINAL has no Hoare annotation [2018-11-14 17:23:09,359 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2018-11-14 17:23:09,359 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-14 17:23:09,360 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2018-11-14 17:23:09,360 WARN L170 areAnnotationChecker]: L16-1 has no Hoare annotation [2018-11-14 17:23:09,360 WARN L170 areAnnotationChecker]: assignEXIT has no Hoare annotation [2018-11-14 17:23:09,360 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2018-11-14 17:23:09,360 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2018-11-14 17:23:09,360 WARN L170 areAnnotationChecker]: assign2FINAL has no Hoare annotation [2018-11-14 17:23:09,361 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2018-11-14 17:23:09,361 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2018-11-14 17:23:09,361 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-14 17:23:09,361 WARN L170 areAnnotationChecker]: assign2EXIT has no Hoare annotation [2018-11-14 17:23:09,361 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2018-11-14 17:23:09,362 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2018-11-14 17:23:09,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:23:09 BoogieIcfgContainer [2018-11-14 17:23:09,365 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-14 17:23:09,366 INFO L168 Benchmark]: Toolchain (without parser) took 1615.07 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -745.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-14 17:23:09,368 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-14 17:23:09,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-14 17:23:09,371 INFO L168 Benchmark]: Boogie Preprocessor took 42.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-14 17:23:09,372 INFO L168 Benchmark]: RCFGBuilder took 785.98 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -769.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-11-14 17:23:09,373 INFO L168 Benchmark]: TraceAbstraction took 467.33 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2018-11-14 17:23:09,379 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 311.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 785.98 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -769.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 467.33 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 16 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 31]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L3] FCALL int a = 1, b; [L5-L7] FCALL struct dummy { int *a, *b; } global = {&a, &b}; VAL [\old(a)=9, \old(a)=14, \old(b)=19, \old(b)=12, \old(global)=null, \old(global)=null, a={18:0}, b={13:0}, global={15:0}] [L21] struct dummy *pd = &global; VAL [a={18:0}, b={13:0}, global={15:0}, pd={15:0}] [L23] CALL assign2(&pd->a, &pd->b) VAL [a={18:0}, b={13:0}, global={15:0}, pa={15:0}, pb={15:4}] [L16] EXPR, FCALL \read(**pb) [L16] EXPR, FCALL \read(**pb) VAL [\read(**pb)={13:0}, \read(**pb)={13:0}, a={18:0}, b={13:0}, global={15:0}, pa={15:0}, pa={15:0}, pb={15:4}, pb={15:4}] [L16] CALL assign(*pb, *pb) VAL [a={18:0}, b={13:0}, global={15:0}, pa={13:0}, pb={13:0}] [L11] EXPR, FCALL \read(*pb) [L11] RET, FCALL *pa = *pb [L16] RET assign(*pb, *pb) VAL [\read(**pb)={13:0}, \read(**pb)={13:0}, a={18:0}, b={13:0}, global={15:0}, pa={15:0}, pa={15:0}, pb={15:4}, pb={15:4}] [L23] assign2(&pd->a, &pd->b) VAL [a={18:0}, b={13:0}, global={15:0}, pd={15:0}] [L25] EXPR, FCALL \read(a) [L25] EXPR, FCALL \read(b) VAL [\read(a)=1, \read(b)=0, a={18:0}, b={13:0}, global={15:0}, pd={15:0}] [L25] COND TRUE a != b [L31] __VERIFIER_error() VAL [a={18:0}, b={13:0}, global={15:0}, pd={15:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 23 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...