/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/bitvector-regression/recHanoi03-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 14:42:51,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:42:51,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:42:51,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:42:51,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:42:51,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:42:51,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:42:51,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:42:51,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:42:51,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:42:51,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:42:51,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:42:51,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:42:51,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:42:51,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:42:51,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:42:51,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:42:51,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:42:51,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:42:51,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:42:51,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:42:51,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:42:51,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:42:51,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:42:51,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 14:42:51,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 14:42:51,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 14:42:51,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 14:42:51,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 14:42:51,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 14:42:51,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 14:42:51,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 14:42:51,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 14:42:51,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:42:51,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:42:51,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:42:51,959 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 [2020-07-10 14:42:51,995 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:42:51,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:42:51,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:42:51,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:42:52,001 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:42:52,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:42:52,002 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:42:52,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:42:52,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:42:52,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:42:52,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:42:52,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:42:52,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:42:52,004 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:42:52,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:42:52,005 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:42:52,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:42:52,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:42:52,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:42:52,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:42:52,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:42:52,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:42:52,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:42:52,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:42:52,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:42:52,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:42:52,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:42:52,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:42:52,008 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:42:52,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:42:52,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:42:52,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:42:52,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:42:52,363 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:42:52,364 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:42:52,364 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector-regression/recHanoi03-1.c [2020-07-10 14:42:52,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233fcc541/aaab0c15e71f4d34ab44171cba28e566/FLAG220392813 [2020-07-10 14:42:52,893 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:42:52,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector-regression/recHanoi03-1.c [2020-07-10 14:42:52,901 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233fcc541/aaab0c15e71f4d34ab44171cba28e566/FLAG220392813 [2020-07-10 14:42:53,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233fcc541/aaab0c15e71f4d34ab44171cba28e566 [2020-07-10 14:42:53,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:42:53,309 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:42:53,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:42:53,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:42:53,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:42:53,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f22586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53, skipping insertion in model container [2020-07-10 14:42:53,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:42:53,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:42:53,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:42:53,618 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:42:53,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:42:53,659 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:42:53,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53 WrapperNode [2020-07-10 14:42:53,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:42:53,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:42:53,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:42:53,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:42:53,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (1/1) ... [2020-07-10 14:42:53,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:42:53,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:42:53,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:42:53,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:42:53,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (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 [2020-07-10 14:42:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:42:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:42:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2020-07-10 14:42:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:42:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:42:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 14:42:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2020-07-10 14:42:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:42:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:42:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:42:54,168 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:42:54,169 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 14:42:54,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:42:54 BoogieIcfgContainer [2020-07-10 14:42:54,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:42:54,174 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:42:54,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:42:54,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:42:54,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:42:53" (1/3) ... [2020-07-10 14:42:54,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@afdc806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:42:54, skipping insertion in model container [2020-07-10 14:42:54,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:53" (2/3) ... [2020-07-10 14:42:54,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@afdc806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:42:54, skipping insertion in model container [2020-07-10 14:42:54,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:42:54" (3/3) ... [2020-07-10 14:42:54,183 INFO L109 eAbstractionObserver]: Analyzing ICFG recHanoi03-1.c [2020-07-10 14:42:54,200 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:42:54,209 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:42:54,226 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:42:54,252 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:42:54,253 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:42:54,253 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:42:54,253 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:42:54,253 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:42:54,254 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:42:54,254 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:42:54,254 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:42:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2020-07-10 14:42:54,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-10 14:42:54,282 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:42:54,284 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:42:54,284 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:42:54,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:42:54,291 INFO L82 PathProgramCache]: Analyzing trace with hash 913793727, now seen corresponding path program 1 times [2020-07-10 14:42:54,305 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:42:54,306 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946427588] [2020-07-10 14:42:54,307 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:42:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:42:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:42:54,485 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:42:54,486 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:42:54,487 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:42:54,517 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:42:54,517 WARN L170 areAnnotationChecker]: hanoiENTRY has no Hoare annotation [2020-07-10 14:42:54,517 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:42:54,518 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:42:54,518 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:42:54,518 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:42:54,518 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-10 14:42:54,518 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-10 14:42:54,519 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:42:54,519 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:42:54,519 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 14:42:54,519 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 14:42:54,519 WARN L170 areAnnotationChecker]: hanoiFINAL has no Hoare annotation [2020-07-10 14:42:54,520 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-10 14:42:54,520 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-10 14:42:54,520 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:42:54,520 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:42:54,520 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2020-07-10 14:42:54,521 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2020-07-10 14:42:54,521 WARN L170 areAnnotationChecker]: hanoiEXIT has no Hoare annotation [2020-07-10 14:42:54,521 WARN L170 areAnnotationChecker]: hanoiEXIT has no Hoare annotation [2020-07-10 14:42:54,521 WARN L170 areAnnotationChecker]: L20-1 has no Hoare annotation [2020-07-10 14:42:54,521 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:42:54,521 WARN L170 areAnnotationChecker]: L29-1 has no Hoare annotation [2020-07-10 14:42:54,522 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-10 14:42:54,522 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-10 14:42:54,522 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-10 14:42:54,522 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-10 14:42:54,523 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. [2020-07-10 14:42:54,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:42:54 BoogieIcfgContainer [2020-07-10 14:42:54,526 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:42:54,531 INFO L168 Benchmark]: Toolchain (without parser) took 1221.15 ms. Allocated memory was 137.4 MB in the beginning and 202.9 MB in the end (delta: 65.5 MB). Free memory was 101.8 MB in the beginning and 149.6 MB in the end (delta: -47.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 7.1 GB. [2020-07-10 14:42:54,532 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 137.4 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. [2020-07-10 14:42:54,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.07 ms. Allocated memory is still 137.4 MB. Free memory was 101.6 MB in the beginning and 92.0 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2020-07-10 14:42:54,534 INFO L168 Benchmark]: Boogie Preprocessor took 152.24 ms. Allocated memory was 137.4 MB in the beginning and 202.9 MB in the end (delta: 65.5 MB). Free memory was 92.0 MB in the beginning and 181.0 MB in the end (delta: -88.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2020-07-10 14:42:54,535 INFO L168 Benchmark]: RCFGBuilder took 358.06 ms. Allocated memory is still 202.9 MB. Free memory was 181.0 MB in the beginning and 165.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2020-07-10 14:42:54,536 INFO L168 Benchmark]: TraceAbstraction took 352.46 ms. Allocated memory is still 202.9 MB. Free memory was 164.7 MB in the beginning and 149.6 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:42:54,540 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 1.36 ms. Allocated memory is still 137.4 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 350.07 ms. Allocated memory is still 137.4 MB. Free memory was 101.6 MB in the beginning and 92.0 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 152.24 ms. Allocated memory was 137.4 MB in the beginning and 202.9 MB in the end (delta: 65.5 MB). Free memory was 92.0 MB in the beginning and 181.0 MB in the end (delta: -88.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 358.06 ms. Allocated memory is still 202.9 MB. Free memory was 181.0 MB in the beginning and 165.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 352.46 ms. Allocated memory is still 202.9 MB. Free memory was 164.7 MB in the beginning and 149.6 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 34]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of shiftLeft at line 31. Possible FailurePath: [L25] int n = __VERIFIER_nondet_int(); [L26] COND FALSE !(n < 1) VAL [n=1] [L29] CALL, EXPR hanoi(n) VAL [\old(n)=1] [L17] COND TRUE n == 1 [L18] return 1; VAL [\old(n)=1, \result=1, n=1] [L29] RET, EXPR hanoi(n) VAL [hanoi(n)=1, n=1] [L29] unsigned result = hanoi(n); [L31] COND FALSE !(result+1>0 && result+1 == 1<