./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/bitvector/jain_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/bitvector/jain_1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 ccc78e49fe91ace276abd58ca27793e9065f67e6 .................................................................................................................................................................................................................................................................. 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 0.1.24-30f4e4a [2019-11-28 03:05:21,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 03:05:21,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 03:05:21,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 03:05:21,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 03:05:21,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 03:05:21,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 03:05:21,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 03:05:21,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 03:05:21,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 03:05:21,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 03:05:21,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 03:05:21,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 03:05:21,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 03:05:21,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 03:05:21,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 03:05:21,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 03:05:21,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 03:05:21,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 03:05:21,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 03:05:21,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 03:05:21,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 03:05:21,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 03:05:21,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 03:05:21,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 03:05:21,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 03:05:21,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 03:05:21,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 03:05:21,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 03:05:21,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 03:05:21,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 03:05:21,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 03:05:21,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 03:05:21,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 03:05:21,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 03:05:21,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 03:05:21,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 03:05:21,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 03:05:21,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 03:05:21,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 03:05:21,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 03:05:21,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 03:05:21,825 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 03:05:21,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 03:05:21,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 03:05:21,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 03:05:21,828 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 03:05:21,828 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 03:05:21,828 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 03:05:21,829 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 03:05:21,829 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 03:05:21,829 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 03:05:21,830 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 03:05:21,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 03:05:21,830 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 03:05:21,830 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 03:05:21,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 03:05:21,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 03:05:21,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 03:05:21,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 03:05:21,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 03:05:21,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 03:05:21,832 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 03:05:21,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 03:05:21,833 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 03:05:21,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 03:05:21,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 03:05:21,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 03:05:21,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 03:05:21,835 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 03:05:21,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 03:05:21,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 03:05:21,835 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 03:05:21,837 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 03:05:21,837 INFO L138 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> ccc78e49fe91ace276abd58ca27793e9065f67e6 [2019-11-28 03:05:22,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 03:05:22,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 03:05:22,169 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 03:05:22,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 03:05:22,170 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 03:05:22,171 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/jain_1-1.c [2019-11-28 03:05:22,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051eee5d1/ffea69383d534f6d8936dc4aa03451d9/FLAG855d3940f [2019-11-28 03:05:22,729 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 03:05:22,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/jain_1-1.c [2019-11-28 03:05:22,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051eee5d1/ffea69383d534f6d8936dc4aa03451d9/FLAG855d3940f [2019-11-28 03:05:23,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051eee5d1/ffea69383d534f6d8936dc4aa03451d9 [2019-11-28 03:05:23,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 03:05:23,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 03:05:23,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 03:05:23,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 03:05:23,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 03:05:23,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3db2b676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23, skipping insertion in model container [2019-11-28 03:05:23,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 03:05:23,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 03:05:23,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:05:23,406 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 03:05:23,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:05:23,443 INFO L208 MainTranslator]: Completed translation [2019-11-28 03:05:23,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23 WrapperNode [2019-11-28 03:05:23,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 03:05:23,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 03:05:23,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 03:05:23,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 03:05:23,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 03:05:23,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 03:05:23,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 03:05:23,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 03:05:23,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (1/1) ... [2019-11-28 03:05:23,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 03:05:23,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 03:05:23,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 03:05:23,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 03:05:23,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (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: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 [2019-11-28 03:05:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 03:05:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 03:05:23,833 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 03:05:23,833 INFO L297 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 03:05:23,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:05:23 BoogieIcfgContainer [2019-11-28 03:05:23,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 03:05:23,835 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 03:05:23,835 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 03:05:23,839 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 03:05:23,840 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:05:23,840 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:05:23" (1/3) ... [2019-11-28 03:05:23,841 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@11a39639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:05:23, skipping insertion in model container [2019-11-28 03:05:23,841 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:05:23,841 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:23" (2/3) ... [2019-11-28 03:05:23,842 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@11a39639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:05:23, skipping insertion in model container [2019-11-28 03:05:23,842 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:05:23,842 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:05:23" (3/3) ... [2019-11-28 03:05:23,844 INFO L371 chiAutomizerObserver]: Analyzing ICFG jain_1-1.c [2019-11-28 03:05:23,892 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 03:05:23,892 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 03:05:23,892 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 03:05:23,892 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 03:05:23,892 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 03:05:23,893 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 03:05:23,893 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 03:05:23,893 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 03:05:23,908 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-28 03:05:23,927 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-28 03:05:23,928 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:05:23,928 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:05:23,935 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 03:05:23,935 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 03:05:23,935 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 03:05:23,936 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-28 03:05:23,937 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-28 03:05:23,937 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:05:23,937 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:05:23,937 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 03:05:23,937 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 03:05:23,946 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~y~0;havoc main_~y~0;main_~y~0 := 1; 8#L5-2true [2019-11-28 03:05:23,946 INFO L796 eck$LassoCheckResult]: Loop: 8#L5-2true assume !false;main_~y~0 := main_~y~0 + 2 * main_#t~nondet0;havoc main_#t~nondet0;__VERIFIER_assert_#in~cond := (if 0 != main_~y~0 % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 3#L5true assume !(0 == __VERIFIER_assert_~cond); 8#L5-2true [2019-11-28 03:05:23,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:05:23,954 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-28 03:05:23,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:05:23,965 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311424812] [2019-11-28 03:05:23,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:05:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:05:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:05:24,053 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:05:24,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:05:24,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1288, now seen corresponding path program 1 times [2019-11-28 03:05:24,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:05:24,055 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325030379] [2019-11-28 03:05:24,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:05:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:05:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:05:24,089 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:05:24,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:05:24,092 INFO L82 PathProgramCache]: Analyzing trace with hash 31079, now seen corresponding path program 1 times [2019-11-28 03:05:24,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:05:24,092 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975082086] [2019-11-28 03:05:24,092 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:05:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:05:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:05:24,113 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:05:24,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:05:24 BoogieIcfgContainer [2019-11-28 03:05:24,288 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 03:05:24,289 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 03:05:24,289 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 03:05:24,290 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 03:05:24,291 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:05:23" (3/4) ... [2019-11-28 03:05:24,294 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-28 03:05:24,344 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 03:05:24,345 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 03:05:24,348 INFO L168 Benchmark]: Toolchain (without parser) took 1233.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:05:24,348 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:05:24,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 945.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-28 03:05:24,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.28 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:05:24,351 INFO L168 Benchmark]: Boogie Preprocessor took 118.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 945.6 MB in the beginning and 1.2 GB in the end (delta: -212.3 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2019-11-28 03:05:24,352 INFO L168 Benchmark]: RCFGBuilder took 229.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2019-11-28 03:05:24,353 INFO L168 Benchmark]: BuchiAutomizer took 453.10 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: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2019-11-28 03:05:24,353 INFO L168 Benchmark]: Witness Printer took 55.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:05:24,358 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 945.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.28 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 118.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 945.6 MB in the beginning and 1.2 GB in the end (delta: -212.3 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 229.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 453.10 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: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Witness Printer took 55.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 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: 1]: 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 {cond=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@181d474b=0, \result=0, \old(cond)=1, y=1} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 4]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L12] unsigned int y; [L14] y = 1U Loop: [L16] COND TRUE 1 [L18] y = y +2U*__VERIFIER_nondet_uint() [L5] COND FALSE !(!(cond)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...