./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/psyco/psyco_math_1_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/psyco/psyco_math_1_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 048dc8680b8ad79c5b7f9350cbf77794fd0e2335 ............................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 02:30:20,428 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:30:20,429 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:30:20,436 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:30:20,436 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:30:20,437 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:30:20,438 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:30:20,439 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:30:20,440 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:30:20,441 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:30:20,441 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:30:20,442 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:30:20,442 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:30:20,443 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:30:20,444 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:30:20,445 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:30:20,445 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:30:20,447 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:30:20,448 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:30:20,449 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:30:20,450 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:30:20,451 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:30:20,453 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:30:20,453 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:30:20,453 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:30:20,454 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:30:20,455 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:30:20,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:30:20,456 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:30:20,457 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:30:20,457 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:30:20,458 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:30:20,458 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:30:20,458 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:30:20,459 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:30:20,459 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:30:20,460 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 02:30:20,471 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:30:20,471 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:30:20,472 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 02:30:20,472 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 02:30:20,473 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 02:30:20,473 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 02:30:20,473 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 02:30:20,473 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 02:30:20,473 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 02:30:20,473 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 02:30:20,474 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 02:30:20,474 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:30:20,474 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:30:20,474 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 02:30:20,474 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 02:30:20,474 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:30:20,475 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:30:20,475 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 02:30:20,475 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 02:30:20,475 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 02:30:20,475 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:30:20,475 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:30:20,475 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 02:30:20,476 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 02:30:20,476 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:30:20,476 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:30:20,476 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 02:30:20,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:30:20,476 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 02:30:20,477 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 02:30:20,477 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 02:30:20,478 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 048dc8680b8ad79c5b7f9350cbf77794fd0e2335 [2018-11-10 02:30:20,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:30:20,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:30:20,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:30:20,515 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:30:20,515 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:30:20,516 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/../../sv-benchmarks/c/psyco/psyco_math_1_true-unreach-call_false-termination.c [2018-11-10 02:30:20,558 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/data/2170c4024/d66c5207b4ee46d7856a0eac1dffa7e8/FLAG94b9e2b8d [2018-11-10 02:30:20,968 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:30:20,969 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/sv-benchmarks/c/psyco/psyco_math_1_true-unreach-call_false-termination.c [2018-11-10 02:30:20,974 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/data/2170c4024/d66c5207b4ee46d7856a0eac1dffa7e8/FLAG94b9e2b8d [2018-11-10 02:30:20,985 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/data/2170c4024/d66c5207b4ee46d7856a0eac1dffa7e8 [2018-11-10 02:30:20,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:30:20,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:30:20,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:30:20,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:30:20,992 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:30:20,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:30:20" (1/1) ... [2018-11-10 02:30:20,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73048a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:20, skipping insertion in model container [2018-11-10 02:30:20,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:30:20" (1/1) ... [2018-11-10 02:30:21,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:30:21,020 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:30:21,133 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:30:21,136 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:30:21,157 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:30:21,166 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:30:21,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21 WrapperNode [2018-11-10 02:30:21,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:30:21,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:30:21,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:30:21,168 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:30:21,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:30:21,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:30:21,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:30:21,196 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:30:21,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... [2018-11-10 02:30:21,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:30:21,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:30:21,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:30:21,258 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:30:21,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 02:30:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:30:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:30:21,590 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:30:21,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:30:21 BoogieIcfgContainer [2018-11-10 02:30:21,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 02:30:21,591 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 02:30:21,591 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 02:30:21,595 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 02:30:21,596 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 02:30:21,596 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 02:30:20" (1/3) ... [2018-11-10 02:30:21,597 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b150540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 02:30:21, skipping insertion in model container [2018-11-10 02:30:21,597 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 02:30:21,597 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:30:21" (2/3) ... [2018-11-10 02:30:21,598 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b150540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 02:30:21, skipping insertion in model container [2018-11-10 02:30:21,598 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 02:30:21,598 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:30:21" (3/3) ... [2018-11-10 02:30:21,600 INFO L375 chiAutomizerObserver]: Analyzing ICFG psyco_math_1_true-unreach-call_false-termination.c [2018-11-10 02:30:21,652 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 02:30:21,652 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 02:30:21,652 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 02:30:21,652 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 02:30:21,652 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 02:30:21,652 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 02:30:21,653 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 02:30:21,653 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 02:30:21,653 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 02:30:21,664 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 69 states. [2018-11-10 02:30:21,683 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 54 [2018-11-10 02:30:21,683 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 02:30:21,683 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 02:30:21,690 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 02:30:21,690 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-11-10 02:30:21,690 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 02:30:21,690 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 69 states. [2018-11-10 02:30:21,693 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 54 [2018-11-10 02:30:21,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 02:30:21,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 02:30:21,694 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 02:30:21,694 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-11-10 02:30:21,700 INFO L793 eck$LassoCheckResult]: Stem: 32#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;~m_isPowerOfTwo~0 := 1;~m_IntMath~0 := 2;~m_log10~0 := 3;~m_checkedSubtract~0 := 4;~m_checkedMultiply~0 := 5;~m_log2~0 := 6;~m_checkedAdd~0 := 7;~m_mod_1~0 := 8;~m_mod_2~0 := 9;~m_factorial_1~0 := 10;~m_factorial_2~0 := 11; 12#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_~P1~0, main_~P2~0, main_~P3~0, main_~P4~0, main_~P5~0, main_~P6~0, main_~P7~0, main_~P8~0, main_~P9~0, main_~P10~0, main_~P11~0, main_~P12~0, main_~P13~0, main_~P14~0, main_~P15~0, main_~P16~0, main_~P17~0, main_~q~0, main_~method_id~0;main_~q~0 := 0;havoc main_~method_id~0; 36#L26-3true [2018-11-10 02:30:21,701 INFO L795 eck$LassoCheckResult]: Loop: 36#L26-3true assume true; 44#L352true assume !false;main_~P1~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~P2~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~P3~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~P4~0 := main_#t~nondet3;havoc main_#t~nondet3;main_~P5~0 := main_#t~nondet4;havoc main_#t~nondet4;main_~P6~0 := main_#t~nondet5;havoc main_#t~nondet5;main_~P7~0 := main_#t~nondet6;havoc main_#t~nondet6;main_~P8~0 := main_#t~nondet7;havoc main_#t~nondet7;main_~P9~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~P10~0 := main_#t~nondet9;havoc main_#t~nondet9;main_~P11~0 := main_#t~nondet10;havoc main_#t~nondet10;main_~P12~0 := main_#t~nondet11;havoc main_#t~nondet11;main_~P13~0 := main_#t~nondet12;havoc main_#t~nondet12;main_~P14~0 := main_#t~nondet13;havoc main_#t~nondet13;main_~P15~0 := main_#t~nondet14;havoc main_#t~nondet14;main_~P16~0 := main_#t~nondet15;havoc main_#t~nondet15;main_~P17~0 := main_#t~nondet16;havoc main_#t~nondet16; 40#L49true assume !(main_~q~0 == 0); 71#L68true assume !(main_~q~0 == 1); 25#L136true assume !(main_~q~0 == 2); 36#L26-3true [2018-11-10 02:30:21,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:30:21,705 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-10 02:30:21,706 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:30:21,707 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:30:21,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:21,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:30:21,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:21,779 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:30:21,779 INFO L82 PathProgramCache]: Analyzing trace with hash 34562843, now seen corresponding path program 1 times [2018-11-10 02:30:21,779 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:30:21,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:30:21,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:21,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:30:21,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:21,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:30:21,797 INFO L82 PathProgramCache]: Analyzing trace with hash 1806002329, now seen corresponding path program 1 times [2018-11-10 02:30:21,798 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:30:21,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:30:21,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:21,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:30:21,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:30:21,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:30:21,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:30:21,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 02:30:21,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 02:30:21,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 02:30:21,995 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 3 states. [2018-11-10 02:30:22,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:30:22,047 INFO L93 Difference]: Finished difference Result 68 states and 97 transitions. [2018-11-10 02:30:22,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 02:30:22,049 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 97 transitions. [2018-11-10 02:30:22,051 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 49 [2018-11-10 02:30:22,055 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 52 states and 74 transitions. [2018-11-10 02:30:22,057 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2018-11-10 02:30:22,057 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2018-11-10 02:30:22,057 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 74 transitions. [2018-11-10 02:30:22,058 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 02:30:22,058 INFO L705 BuchiCegarLoop]: Abstraction has 52 states and 74 transitions. [2018-11-10 02:30:22,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 74 transitions. [2018-11-10 02:30:22,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-11-10 02:30:22,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-10 02:30:22,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 74 transitions. [2018-11-10 02:30:22,081 INFO L728 BuchiCegarLoop]: Abstraction has 52 states and 74 transitions. [2018-11-10 02:30:22,081 INFO L608 BuchiCegarLoop]: Abstraction has 52 states and 74 transitions. [2018-11-10 02:30:22,081 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 02:30:22,081 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52 states and 74 transitions. [2018-11-10 02:30:22,082 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 49 [2018-11-10 02:30:22,082 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 02:30:22,082 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 02:30:22,082 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-10 02:30:22,082 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-10 02:30:22,082 INFO L793 eck$LassoCheckResult]: Stem: 183#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~m_isPowerOfTwo~0 := 1;~m_IntMath~0 := 2;~m_log10~0 := 3;~m_checkedSubtract~0 := 4;~m_checkedMultiply~0 := 5;~m_log2~0 := 6;~m_checkedAdd~0 := 7;~m_mod_1~0 := 8;~m_mod_2~0 := 9;~m_factorial_1~0 := 10;~m_factorial_2~0 := 11; 162#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_~P1~0, main_~P2~0, main_~P3~0, main_~P4~0, main_~P5~0, main_~P6~0, main_~P7~0, main_~P8~0, main_~P9~0, main_~P10~0, main_~P11~0, main_~P12~0, main_~P13~0, main_~P14~0, main_~P15~0, main_~P16~0, main_~P17~0, main_~q~0, main_~method_id~0;main_~q~0 := 0;havoc main_~method_id~0; 163#L26-3 assume true; 187#L352 [2018-11-10 02:30:22,083 INFO L795 eck$LassoCheckResult]: Loop: 187#L352 assume !false;main_~P1~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~P2~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~P3~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~P4~0 := main_#t~nondet3;havoc main_#t~nondet3;main_~P5~0 := main_#t~nondet4;havoc main_#t~nondet4;main_~P6~0 := main_#t~nondet5;havoc main_#t~nondet5;main_~P7~0 := main_#t~nondet6;havoc main_#t~nondet6;main_~P8~0 := main_#t~nondet7;havoc main_#t~nondet7;main_~P9~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~P10~0 := main_#t~nondet9;havoc main_#t~nondet9;main_~P11~0 := main_#t~nondet10;havoc main_#t~nondet10;main_~P12~0 := main_#t~nondet11;havoc main_#t~nondet11;main_~P13~0 := main_#t~nondet12;havoc main_#t~nondet12;main_~P14~0 := main_#t~nondet13;havoc main_#t~nondet13;main_~P15~0 := main_#t~nondet14;havoc main_#t~nondet14;main_~P16~0 := main_#t~nondet15;havoc main_#t~nondet15;main_~P17~0 := main_#t~nondet16;havoc main_#t~nondet16; 190#L49 assume main_~q~0 == 0; 191#L50 assume !(main_#t~nondet17 != 0);havoc main_#t~nondet17; 187#L352 [2018-11-10 02:30:22,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:30:22,083 INFO L82 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2018-11-10 02:30:22,083 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:30:22,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:30:22,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:22,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:30:22,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:22,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:30:22,092 INFO L82 PathProgramCache]: Analyzing trace with hash 41819, now seen corresponding path program 1 times [2018-11-10 02:30:22,092 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:30:22,092 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:30:22,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:22,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:30:22,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:22,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:30:22,103 INFO L82 PathProgramCache]: Analyzing trace with hash 889541497, now seen corresponding path program 1 times [2018-11-10 02:30:22,103 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:30:22,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:30:22,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:22,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:30:22,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:30:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:30:22,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 02:30:22 BoogieIcfgContainer [2018-11-10 02:30:22,310 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 02:30:22,311 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 02:30:22,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 02:30:22,311 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 02:30:22,312 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:30:21" (3/4) ... [2018-11-10 02:30:22,315 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 02:30:22,354 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_42065b34-6383-4c23-b368-fa8a03c97429/bin-2019/uautomizer/witness.graphml [2018-11-10 02:30:22,354 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 02:30:22,356 INFO L168 Benchmark]: Toolchain (without parser) took 1367.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 962.5 MB in the beginning and 1.0 GB in the end (delta: -59.0 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:30:22,357 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:30:22,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 178.25 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 946.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:30:22,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.51 ms. Allocated memory is still 1.0 GB. Free memory is still 946.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:30:22,358 INFO L168 Benchmark]: Boogie Preprocessor took 60.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 946.4 MB in the beginning and 1.1 GB in the end (delta: -186.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:30:22,358 INFO L168 Benchmark]: RCFGBuilder took 333.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:30:22,359 INFO L168 Benchmark]: BuchiAutomizer took 719.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. [2018-11-10 02:30:22,359 INFO L168 Benchmark]: Witness Printer took 43.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 02:30:22,363 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 178.25 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 946.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.51 ms. Allocated memory is still 1.0 GB. Free memory is still 946.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 946.4 MB in the beginning and 1.1 GB in the end (delta: -186.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 333.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 719.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. * Witness Printer took 43.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 52 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 52 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 93 SDtfs, 4 SDslu, 68 SDs, 0 SdLazy, 22 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 26]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {m_isPowerOfTwo=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@26b9058e=20, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@451f35b7=17, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6dda81d3=19, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@26dd76f6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c97a407=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b0982b7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49dec6e2=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7976a8=13, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e02965c=21, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@520cb4a6=24, P8=26, P10=14, P6=23, P4=18, P2=16, m_log2=6, m_mod_1=8, m_factorial_1=10, P14=13, P12=17, P16=24, m_checkedAdd=7, \result=0, m_checkedSubtract=4, m_checkedMultiply=5, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@b8d091f=26, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@71ffb640=28, m_IntMath=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52d377b6=14, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56ae28e6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3567193f=18, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19bc7698=27, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@290f0f3c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@dd01c33=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f4f8809=23, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@62e4604=15, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19aaab97=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11c7b615=25, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7776287e=16, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@58903519=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ee4495c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6fc3d753=0, P9=28, P7=15, P5=27, P3=22, P1=25, m_log10=3, m_mod_2=9, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5264421c=0, m_factorial_2=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1f43f460=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e15cc13=0, q=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5745036c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2fd17543=0, P13=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@57a878d6=0, P11=20, method_id=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@592ee55c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@29aa38c7=0, P17=19, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@29ca3966=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@796f1d18=0, P15=21} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 26]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L5] int m_isPowerOfTwo = 1; [L6] int m_IntMath = 2; [L7] int m_log10 = 3; [L8] int m_checkedSubtract = 4; [L9] int m_checkedMultiply = 5; [L10] int m_log2 = 6; [L11] int m_checkedAdd = 7; [L12] int m_mod_1 = 8; [L13] int m_mod_2 = 9; [L14] int m_factorial_1 = 10; [L15] int m_factorial_2 = 11; [L20] int q = 0; [L21] int method_id; Loop: [L26] COND TRUE 1 [L29] int P1=__VERIFIER_nondet_int(); [L30] int P2=__VERIFIER_nondet_int(); [L31] int P3=__VERIFIER_nondet_int(); [L32] int P4=__VERIFIER_nondet_int(); [L33] int P5=__VERIFIER_nondet_int(); [L34] int P6=__VERIFIER_nondet_int(); [L35] int P7=__VERIFIER_nondet_int(); [L36] int P8=__VERIFIER_nondet_int(); [L37] int P9=__VERIFIER_nondet_int(); [L38] int P10=__VERIFIER_nondet_int(); [L39] int P11=__VERIFIER_nondet_int(); [L40] int P12=__VERIFIER_nondet_int(); [L41] int P13=__VERIFIER_nondet_int(); [L42] int P14=__VERIFIER_nondet_int(); [L43] int P15=__VERIFIER_nondet_int(); [L44] int P16=__VERIFIER_nondet_int(); [L45] int P17=__VERIFIER_nondet_int(); [L49] COND TRUE q == 0 [L50] COND FALSE !(__VERIFIER_nondet_int()) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...