./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label26.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7d36cb8084b3b73810a71de14395a55857f338f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label26.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7d36cb8084b3b73810a71de14395a55857f338f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:56,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:56,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:56,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:56,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:56,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:56,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:56,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:56,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:56,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:56,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:56,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:56,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:56,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:56,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:56,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:56,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:56,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:56,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:56,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:56,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:56,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:56,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:56,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:56,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:56,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:56,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:56,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:56,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:56,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:56,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:56,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:56,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:56,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:56,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:56,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:56,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:56,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:56,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:56,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:56,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:56,613 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:56,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:56,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:56,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:56,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:56,646 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:56,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:56,649 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:56,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:56,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:56,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:56,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:56,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:56,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:56,652 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:56,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:56,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:56,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:56,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:56,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:56,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:56,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:56,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:56,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:56,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:56,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:56,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:56,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:56,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:56,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(G ! call(__VERIFIER_error())) ) 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 -> c7d36cb8084b3b73810a71de14395a55857f338f [2019-11-26 16:51:57,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:57,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:57,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:57,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:57,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:57,146 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-26 16:51:57,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fed812bdd/bf76510194304be5b8f56368885166cb/FLAG4dca69b92 [2019-11-26 16:51:58,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:58,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-26 16:51:58,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fed812bdd/bf76510194304be5b8f56368885166cb/FLAG4dca69b92 [2019-11-26 16:51:58,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fed812bdd/bf76510194304be5b8f56368885166cb [2019-11-26 16:51:58,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:58,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:58,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:58,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:58,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:58,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:58" (1/1) ... [2019-11-26 16:51:58,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e3592a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:58, skipping insertion in model container [2019-11-26 16:51:58,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:58" (1/1) ... [2019-11-26 16:51:58,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:59,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:02,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:02,337 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:04,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:04,235 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:04,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04 WrapperNode [2019-11-26 16:52:04,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:04,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:04,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:04,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:04,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:04,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:05,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:05,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:05,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:05,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:05,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:05,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:05,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:05,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:06,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:06,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:06,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:06,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:06,946 INFO L168 Benchmark]: Toolchain (without parser) took 8160.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 775.9 MB in the end (delta: 162.9 MB). Peak memory consumption was 390.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:06,946 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:06,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5455.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 870.5 MB in the end (delta: 68.3 MB). Peak memory consumption was 276.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:06,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 941.41 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 702.0 MB in the end (delta: 168.5 MB). Peak memory consumption was 168.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:06,953 INFO L168 Benchmark]: Boogie Preprocessor took 1754.95 ms. Allocated memory is still 1.0 GB. Free memory was 702.0 MB in the beginning and 775.9 MB in the end (delta: -73.9 MB). Peak memory consumption was 153.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:06,966 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5455.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 870.5 MB in the end (delta: 68.3 MB). Peak memory consumption was 276.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 941.41 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 702.0 MB in the end (delta: 168.5 MB). Peak memory consumption was 168.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1754.95 ms. Allocated memory is still 1.0 GB. Free memory was 702.0 MB in the beginning and 775.9 MB in the end (delta: -73.9 MB). Peak memory consumption was 153.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:09,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:09,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:09,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:09,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:09,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:09,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:09,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:09,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:09,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:09,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:09,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:09,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:09,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:09,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:09,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:09,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:09,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:09,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:09,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:09,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:09,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:09,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:09,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:09,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:09,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:09,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:09,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:09,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:09,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:09,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:09,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:09,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:09,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:09,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:09,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:09,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:09,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:09,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:09,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:09,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:09,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:09,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:09,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:09,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:09,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:09,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:09,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:09,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:09,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:09,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:09,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:09,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:09,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:09,889 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:09,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:09,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:09,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:09,890 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:09,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:09,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:09,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:09,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:09,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:09,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:09,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:09,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:09,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:09,894 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:09,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:09,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:09,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:09,896 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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(G ! call(__VERIFIER_error())) ) 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 -> c7d36cb8084b3b73810a71de14395a55857f338f [2019-11-26 16:52:10,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:10,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:10,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:10,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:10,370 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:10,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-26 16:52:10,473 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/631657730/1654fbd7076a4b0aa538d1756aac372e/FLAG749151b9e [2019-11-26 16:52:11,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:11,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-26 16:52:11,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/631657730/1654fbd7076a4b0aa538d1756aac372e/FLAG749151b9e [2019-11-26 16:52:11,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/631657730/1654fbd7076a4b0aa538d1756aac372e [2019-11-26 16:52:12,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:12,006 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:12,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:12,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:12,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:12,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:11" (1/1) ... [2019-11-26 16:52:12,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28674ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:12, skipping insertion in model container [2019-11-26 16:52:12,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:11" (1/1) ... [2019-11-26 16:52:12,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:12,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:16,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:16,018 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:17,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:17,871 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:17,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17 WrapperNode [2019-11-26 16:52:17,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:17,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:17,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:17,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:17,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:18,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:18,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:18,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:18,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:19,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:19,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:19,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:19,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:19,522 INFO L168 Benchmark]: Toolchain (without parser) took 7509.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.9 MB in the end (delta: 67.1 MB). Peak memory consumption was 314.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,522 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:19,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5867.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 766.4 MB in the end (delta: 166.6 MB). Peak memory consumption was 253.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 529.64 ms. Allocated memory is still 1.0 GB. Free memory was 766.4 MB in the beginning and 696.1 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,529 INFO L168 Benchmark]: Boogie Preprocessor took 1107.53 ms. Allocated memory is still 1.0 GB. Free memory was 696.1 MB in the beginning and 865.9 MB in the end (delta: -169.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5867.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 766.4 MB in the end (delta: 166.6 MB). Peak memory consumption was 253.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 529.64 ms. Allocated memory is still 1.0 GB. Free memory was 766.4 MB in the beginning and 696.1 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1107.53 ms. Allocated memory is still 1.0 GB. Free memory was 696.1 MB in the beginning and 865.9 MB in the end (delta: -169.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...