./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem14_label55.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 d7ee2ac819f7b75cfc0560bac3b8eea31e76c5dc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_label55.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 d7ee2ac819f7b75cfc0560bac3b8eea31e76c5dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:41,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:41,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:41,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:41,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:41,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:41,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:41,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:41,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:41,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:41,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:41,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:41,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:41,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:41,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:41,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:41,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:41,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:41,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:41,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:41,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:41,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:41,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:41,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:41,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:41,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:41,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:41,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:41,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:41,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:41,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:41,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:41,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:41,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:41,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:41,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:41,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:41,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:41,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:41,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:41,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:41,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:41,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:41,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:41,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:41,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:41,994 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:41,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:41,997 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:41,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:41,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:41,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:41,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:42,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:42,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:42,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:42,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:42,003 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:42,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:42,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:42,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:42,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:42,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:42,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:42,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:42,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:42,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:42,009 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:42,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:42,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:42,010 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 -> d7ee2ac819f7b75cfc0560bac3b8eea31e76c5dc [2019-11-27 15:57:42,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:42,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:42,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:42,604 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:42,607 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:42,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2019-11-27 15:57:42,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d584649/5fd8acdb16034eaaab12bb8287e72a19/FLAGf795f43e4 [2019-11-27 15:57:44,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:44,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2019-11-27 15:57:44,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d584649/5fd8acdb16034eaaab12bb8287e72a19/FLAGf795f43e4 [2019-11-27 15:57:44,113 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d584649/5fd8acdb16034eaaab12bb8287e72a19 [2019-11-27 15:57:44,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:44,128 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:44,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:44,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:44,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:44,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44, skipping insertion in model container [2019-11-27 15:57:44,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:44,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:45,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:45,488 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:45,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:45,926 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:45,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45 WrapperNode [2019-11-27 15:57:45,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:45,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:45,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:45,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:45,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:46,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:46,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:46,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:46,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:46,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:46,382 INFO L168 Benchmark]: Toolchain (without parser) took 2250.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:46,383 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 15:57:46,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1800.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.5 MB in the end (delta: -5.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:46,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 249.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 956.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:46,392 INFO L168 Benchmark]: Boogie Preprocessor took 189.86 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 950.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:46,403 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1800.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.5 MB in the end (delta: -5.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 249.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 956.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.86 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 950.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-509859d [2019-11-27 15:57:50,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:50,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:50,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:50,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:50,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:50,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:50,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:50,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:50,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:50,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:50,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:50,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:50,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:50,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:50,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:50,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:50,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:50,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:50,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:50,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:50,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:50,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:50,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:50,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:50,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:50,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:50,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:50,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:50,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:50,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:50,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:50,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:50,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:50,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:50,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:50,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:50,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:50,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:50,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:50,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:50,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:50,489 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:50,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:50,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:50,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:50,498 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:50,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:50,499 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:50,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:50,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:50,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:50,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:50,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:50,502 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:50,504 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:50,505 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:50,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:50,505 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:50,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:50,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:50,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:50,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:50,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:50,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:50,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:50,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:50,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:50,511 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:50,512 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:50,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:50,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:50,514 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 -> d7ee2ac819f7b75cfc0560bac3b8eea31e76c5dc [2019-11-27 15:57:51,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:51,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:51,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:51,116 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:51,117 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:51,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2019-11-27 15:57:51,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/614062df2/27d6c7af2ba147b794972ea48b99f3c4/FLAG019e6574f [2019-11-27 15:57:52,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:52,543 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label55.c [2019-11-27 15:57:52,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/614062df2/27d6c7af2ba147b794972ea48b99f3c4/FLAG019e6574f [2019-11-27 15:57:53,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/614062df2/27d6c7af2ba147b794972ea48b99f3c4 [2019-11-27 15:57:53,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:53,112 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:53,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:53,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:53,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:53,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:53" (1/1) ... [2019-11-27 15:57:53,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:53, skipping insertion in model container [2019-11-27 15:57:53,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:53" (1/1) ... [2019-11-27 15:57:53,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:53,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:54,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:54,577 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:54,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:54,999 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:55,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55 WrapperNode [2019-11-27 15:57:55,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:55,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:55,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:55,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:55,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:55,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:55,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:55,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:55,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:55" (1/1) ... [2019-11-27 15:57:55,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:55,422 INFO L168 Benchmark]: Toolchain (without parser) took 2306.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:55,423 INFO L168 Benchmark]: CDTParser took 2.51 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. [2019-11-27 15:57:55,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1885.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.6 MB in the end (delta: -7.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:55,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.11 ms. Allocated memory is still 1.0 GB. Free memory was 967.6 MB in the beginning and 956.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:55,429 INFO L168 Benchmark]: Boogie Preprocessor took 224.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 950.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:55,443 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.51 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 1885.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.6 MB in the end (delta: -7.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.11 ms. Allocated memory is still 1.0 GB. Free memory was 967.6 MB in the beginning and 956.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 950.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...