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_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-regression/test12_false-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-18e5b2d-m [2018-11-18 21:50:14,164 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 21:50:14,168 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 21:50:14,181 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 21:50:14,181 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 21:50:14,182 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 21:50:14,184 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 21:50:14,186 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 21:50:14,187 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 21:50:14,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 21:50:14,189 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 21:50:14,190 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 21:50:14,191 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 21:50:14,192 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 21:50:14,193 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 21:50:14,194 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 21:50:14,195 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 21:50:14,197 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 21:50:14,199 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 21:50:14,201 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 21:50:14,202 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 21:50:14,203 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 21:50:14,206 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 21:50:14,206 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 21:50:14,207 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 21:50:14,208 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 21:50:14,211 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 21:50:14,212 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 21:50:14,216 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 21:50:14,217 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 21:50:14,217 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 21:50:14,219 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 21:50:14,219 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 21:50:14,219 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 21:50:14,221 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 21:50:14,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 21:50:14,222 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 21:50:14,246 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 21:50:14,246 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 21:50:14,247 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 21:50:14,247 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 21:50:14,248 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 21:50:14,248 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 21:50:14,249 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 21:50:14,249 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 21:50:14,249 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 21:50:14,249 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 21:50:14,249 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 21:50:14,250 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 21:50:14,251 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 21:50:14,251 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 21:50:14,251 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 21:50:14,251 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 21:50:14,252 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 21:50:14,253 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 21:50:14,253 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 21:50:14,253 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 21:50:14,253 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 21:50:14,253 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 21:50:14,254 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 21:50:14,254 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 21:50:14,254 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 21:50:14,254 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 21:50:14,254 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 21:50:14,255 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 21:50:14,255 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 21:50:14,255 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 21:50:14,256 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 21:50:14,256 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 21:50:14,256 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 21:50:14,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 21:50:14,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 21:50:14,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 21:50:14,329 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 21:50:14,330 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 21:50:14,330 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test12_false-unreach-call_true-termination.c [2018-11-18 21:50:14,397 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba95743e/c9915176f4bb4a11912192e9a3f323aa/FLAGbee81ec69 [2018-11-18 21:50:14,893 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 21:50:14,894 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test12_false-unreach-call_true-termination.c [2018-11-18 21:50:14,902 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba95743e/c9915176f4bb4a11912192e9a3f323aa/FLAGbee81ec69 [2018-11-18 21:50:15,255 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba95743e/c9915176f4bb4a11912192e9a3f323aa [2018-11-18 21:50:15,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 21:50:15,270 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-18 21:50:15,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 21:50:15,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 21:50:15,276 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 21:50:15,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6072d051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15, skipping insertion in model container [2018-11-18 21:50:15,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 21:50:15,319 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 21:50:15,564 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 21:50:15,574 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 21:50:15,593 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 21:50:15,632 INFO L195 MainTranslator]: Completed translation [2018-11-18 21:50:15,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15 WrapperNode [2018-11-18 21:50:15,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 21:50:15,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 21:50:15,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 21:50:15,634 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 21:50:15,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (1/1) ... [2018-11-18 21:50:15,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 21:50:15,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 21:50:15,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 21:50:15,682 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 21:50:15,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (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 [2018-11-18 21:50:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 21:50:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 21:50:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure equal [2018-11-18 21:50:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 21:50:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 21:50:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure equal [2018-11-18 21:50:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 21:50:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 21:50:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 21:50:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 21:50:15,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 21:50:15,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 21:50:15,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 21:50:15,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 21:50:16,347 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 21:50:16,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:50:16 BoogieIcfgContainer [2018-11-18 21:50:16,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 21:50:16,349 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 21:50:16,349 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 21:50:16,353 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 21:50:16,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:50:15" (1/3) ... [2018-11-18 21:50:16,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559b88c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:50:16, skipping insertion in model container [2018-11-18 21:50:16,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:50:15" (2/3) ... [2018-11-18 21:50:16,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559b88c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:50:16, skipping insertion in model container [2018-11-18 21:50:16,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:50:16" (3/3) ... [2018-11-18 21:50:16,357 INFO L112 eAbstractionObserver]: Analyzing ICFG test12_false-unreach-call_true-termination.c [2018-11-18 21:50:16,368 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 21:50:16,377 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 21:50:16,395 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 21:50:16,430 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 21:50:16,431 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 21:50:16,431 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 21:50:16,431 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 21:50:16,431 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 21:50:16,432 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 21:50:16,432 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 21:50:16,432 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 21:50:16,432 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 21:50:16,452 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-11-18 21:50:16,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 21:50:16,458 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:50:16,460 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:50:16,462 INFO L423 AbstractCegarLoop]: === Iteration 1 === [equalErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:50:16,467 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:50:16,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1534444928, now seen corresponding path program 1 times [2018-11-18 21:50:16,473 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:50:16,474 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 21:50:16,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 21:50:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 21:50:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 21:50:16,615 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 21:50:16,648 WARN L170 areAnnotationChecker]: equalENTRY has no Hoare annotation [2018-11-18 21:50:16,648 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2018-11-18 21:50:16,649 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-18 21:50:16,649 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-18 21:50:16,649 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2018-11-18 21:50:16,649 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2018-11-18 21:50:16,650 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2018-11-18 21:50:16,650 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2018-11-18 21:50:16,650 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-18 21:50:16,650 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-18 21:50:16,650 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-18 21:50:16,650 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2018-11-18 21:50:16,650 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2018-11-18 21:50:16,651 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2018-11-18 21:50:16,651 WARN L170 areAnnotationChecker]: equalFINAL has no Hoare annotation [2018-11-18 21:50:16,651 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2018-11-18 21:50:16,651 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-18 21:50:16,651 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-18 21:50:16,651 WARN L170 areAnnotationChecker]: equalEXIT has no Hoare annotation [2018-11-18 21:50:16,651 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2018-11-18 21:50:16,652 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. [2018-11-18 21:50:16,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:50:16 BoogieIcfgContainer [2018-11-18 21:50:16,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 21:50:16,660 INFO L168 Benchmark]: Toolchain (without parser) took 1389.74 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 719.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -727.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-18 21:50:16,662 INFO L168 Benchmark]: CDTParser took 0.27 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. [2018-11-18 21:50:16,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.96 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. [2018-11-18 21:50:16,664 INFO L168 Benchmark]: Boogie Preprocessor took 47.65 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. [2018-11-18 21:50:16,665 INFO L168 Benchmark]: RCFGBuilder took 666.46 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 719.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -771.9 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-11-18 21:50:16,666 INFO L168 Benchmark]: TraceAbstraction took 306.88 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2018-11-18 21:50:16,670 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 0.27 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 361.96 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 47.65 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 666.46 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 719.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -771.9 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 306.88 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 10]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L14] FCALL int a, b; VAL [\old(a)=5, \old(a)=3, \old(b)=1, \old(b)=2, a={7:0}, b={6:0}] [L17] CALL equal(&a, &b) VAL [a={7:0}, a={7:0}, b={6:0}, b={6:0}] [L5] COND TRUE a != b VAL [a={7:0}, a={7:0}, a={7:0}, b={6:0}, b={6:0}, b={6:0}] [L10] __VERIFIER_error() VAL [a={7:0}, a={7:0}, a={7:0}, b={6:0}, b={6:0}, b={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 17 locations, 1 error locations. UNSAFE Result, 0.2s 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=17occurred 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, 9 NumberOfCodeBlocks, 9 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...