/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/callfpointer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-11 01:04:03,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-11 01:04:03,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-11 01:04:03,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-11 01:04:03,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-11 01:04:03,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-11 01:04:03,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-11 01:04:03,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-11 01:04:03,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-11 01:04:03,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-11 01:04:03,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-11 01:04:03,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-11 01:04:03,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-11 01:04:03,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-11 01:04:03,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-11 01:04:03,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-11 01:04:03,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-11 01:04:03,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-11 01:04:03,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-11 01:04:03,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-11 01:04:03,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-11 01:04:03,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-11 01:04:03,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-11 01:04:03,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-11 01:04:03,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-11 01:04:03,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-11 01:04:03,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-11 01:04:03,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-11 01:04:03,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-11 01:04:03,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-11 01:04:03,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-11 01:04:03,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-11 01:04:03,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-11 01:04:03,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-11 01:04:03,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-11 01:04:03,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-11 01:04:03,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-11 01:04:03,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-11 01:04:03,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-11 01:04:03,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-11 01:04:03,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-11 01:04:03,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-11 01:04:03,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-11 01:04:03,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-11 01:04:03,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-11 01:04:03,271 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-11 01:04:03,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-11 01:04:03,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-11 01:04:03,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-11 01:04:03,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-11 01:04:03,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-11 01:04:03,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-11 01:04:03,272 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-11 01:04:03,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-11 01:04:03,272 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-11 01:04:03,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-11 01:04:03,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-11 01:04:03,273 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-11 01:04:03,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-11 01:04:03,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-11 01:04:03,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-11 01:04:03,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-11 01:04:03,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-11 01:04:03,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-11 01:04:03,274 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-07-11 01:04:03,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-11 01:04:03,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-11 01:04:03,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-11 01:04:03,582 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-11 01:04:03,583 INFO L275 PluginConnector]: CDTParser initialized [2020-07-11 01:04:03,583 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/callfpointer.i [2020-07-11 01:04:03,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f171be79/1fd8e116bbe6468281e5cc63552d910f/FLAGbcfca46ab [2020-07-11 01:04:04,077 INFO L306 CDTParser]: Found 1 translation units. [2020-07-11 01:04:04,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/callfpointer.i [2020-07-11 01:04:04,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f171be79/1fd8e116bbe6468281e5cc63552d910f/FLAGbcfca46ab [2020-07-11 01:04:04,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f171be79/1fd8e116bbe6468281e5cc63552d910f [2020-07-11 01:04:04,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-11 01:04:04,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-11 01:04:04,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-11 01:04:04,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-11 01:04:04,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-11 01:04:04,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7962b7fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04, skipping insertion in model container [2020-07-11 01:04:04,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-11 01:04:04,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-11 01:04:04,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-11 01:04:04,694 INFO L203 MainTranslator]: Completed pre-run [2020-07-11 01:04:04,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-11 01:04:04,721 INFO L208 MainTranslator]: Completed translation [2020-07-11 01:04:04,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04 WrapperNode [2020-07-11 01:04:04,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-11 01:04:04,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-11 01:04:04,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-11 01:04:04,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-11 01:04:04,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (1/1) ... [2020-07-11 01:04:04,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-11 01:04:04,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-11 01:04:04,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-11 01:04:04,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-11 01:04:04,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (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 [2020-07-11 01:04:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-11 01:04:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-11 01:04:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-07-11 01:04:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-07-11 01:04:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure h [2020-07-11 01:04:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-11 01:04:04,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-11 01:04:04,905 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-07-11 01:04:04,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-07-11 01:04:04,906 INFO L130 BoogieDeclarations]: Found specification of procedure h [2020-07-11 01:04:04,906 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-11 01:04:04,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-11 01:04:04,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-11 01:04:05,088 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-11 01:04:05,089 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-11 01:04:05,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.07 01:04:05 BoogieIcfgContainer [2020-07-11 01:04:05,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-11 01:04:05,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-11 01:04:05,095 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-11 01:04:05,098 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-11 01:04:05,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.07 01:04:04" (1/3) ... [2020-07-11 01:04:05,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a574223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.07 01:04:05, skipping insertion in model container [2020-07-11 01:04:05,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:04:04" (2/3) ... [2020-07-11 01:04:05,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a574223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.07 01:04:05, skipping insertion in model container [2020-07-11 01:04:05,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.07 01:04:05" (3/3) ... [2020-07-11 01:04:05,102 INFO L109 eAbstractionObserver]: Analyzing ICFG callfpointer.i [2020-07-11 01:04:05,114 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-11 01:04:05,129 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-11 01:04:05,170 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-11 01:04:05,221 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-11 01:04:05,222 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-11 01:04:05,222 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-11 01:04:05,222 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-11 01:04:05,222 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-11 01:04:05,226 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-11 01:04:05,227 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-11 01:04:05,227 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-11 01:04:05,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-11 01:04:05,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-07-11 01:04:05,249 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:04:05,249 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-11 01:04:05,250 INFO L427 AbstractCegarLoop]: === Iteration 1 === [hErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:04:05,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:04:05,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1027422766, now seen corresponding path program 1 times [2020-07-11 01:04:05,262 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:04:05,263 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2004787099] [2020-07-11 01:04:05,263 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:04:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-11 01:04:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-11 01:04:05,387 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-11 01:04:05,388 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-11 01:04:05,389 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-11 01:04:05,415 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-11 01:04:05,415 WARN L170 areAnnotationChecker]: fENTRY has no Hoare annotation [2020-07-11 01:04:05,415 WARN L170 areAnnotationChecker]: hENTRY has no Hoare annotation [2020-07-11 01:04:05,416 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-11 01:04:05,416 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-11 01:04:05,416 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-11 01:04:05,416 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-11 01:04:05,416 WARN L170 areAnnotationChecker]: ##fun~int~TO~VOIDENTRY has no Hoare annotation [2020-07-11 01:04:05,416 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-11 01:04:05,416 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-11 01:04:05,417 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-11 01:04:05,417 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-11 01:04:05,417 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-11 01:04:05,417 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 01:04:05,418 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 01:04:05,418 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-11 01:04:05,419 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 01:04:05,419 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 01:04:05,420 WARN L170 areAnnotationChecker]: fFINAL has no Hoare annotation [2020-07-11 01:04:05,420 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-11 01:04:05,420 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-11 01:04:05,420 WARN L170 areAnnotationChecker]: L13-2 has no Hoare annotation [2020-07-11 01:04:05,420 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-11 01:04:05,421 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-11 01:04:05,421 WARN L170 areAnnotationChecker]: ##fun~int~TO~VOIDFINAL has no Hoare annotation [2020-07-11 01:04:05,421 WARN L170 areAnnotationChecker]: fEXIT has no Hoare annotation [2020-07-11 01:04:05,421 WARN L170 areAnnotationChecker]: hEXIT has no Hoare annotation [2020-07-11 01:04:05,421 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-11 01:04:05,422 WARN L170 areAnnotationChecker]: ##fun~int~TO~VOIDEXIT has no Hoare annotation [2020-07-11 01:04:05,422 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. [2020-07-11 01:04:05,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.07 01:04:05 BoogieIcfgContainer [2020-07-11 01:04:05,430 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-11 01:04:05,435 INFO L168 Benchmark]: Toolchain (without parser) took 943.43 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 104.6 MB in the beginning and 155.3 MB in the end (delta: -50.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2020-07-11 01:04:05,437 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.2 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-11 01:04:05,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.19 ms. Allocated memory is still 145.2 MB. Free memory was 104.4 MB in the beginning and 95.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2020-07-11 01:04:05,440 INFO L168 Benchmark]: Boogie Preprocessor took 25.55 ms. Allocated memory is still 145.2 MB. Free memory was 95.0 MB in the beginning and 93.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-07-11 01:04:05,443 INFO L168 Benchmark]: RCFGBuilder took 345.50 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 93.4 MB in the beginning and 170.4 MB in the end (delta: -77.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-11 01:04:05,445 INFO L168 Benchmark]: TraceAbstraction took 335.71 ms. Allocated memory is still 204.5 MB. Free memory was 169.8 MB in the beginning and 155.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2020-07-11 01:04:05,449 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.2 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 231.19 ms. Allocated memory is still 145.2 MB. Free memory was 104.4 MB in the beginning and 95.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.55 ms. Allocated memory is still 145.2 MB. Free memory was 95.0 MB in the beginning and 93.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 345.50 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 93.4 MB in the beginning and 170.4 MB in the end (delta: -77.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 335.71 ms. Allocated memory is still 204.5 MB. Free memory was 169.8 MB in the beginning and 155.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 14]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L20] CALL f(h) VAL [g={-1:0}] [L9] CALL g(1) [L13] COND TRUE i==1 VAL [\old(i)=1, i=1] [L14] __VERIFIER_error() VAL [\old(i)=1, i=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...