./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label44.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/Problem04_label44.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 cb765425c465c205520808dfd8c45bc334dc3f68 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem04_label44.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 cb765425c465c205520808dfd8c45bc334dc3f68 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:44:44,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:44,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:44,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:44,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:44,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:44,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:44,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:44,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:44,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:44,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:44,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:44,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:44,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:44,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:44,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:44,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:44,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:44,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:44,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:44,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:44,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:44,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:44,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:44,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:44,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:44,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:44,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:44,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:44,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:44,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:44,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:45,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:45,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:45,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:45,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:45,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:45,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:45,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:45,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:45,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:45,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:45,059 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:45,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:45,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:45,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:45,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:45,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:45,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:45,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:45,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:45,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:45,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:45,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:45,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:45,073 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:45,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:45,073 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:45,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:45,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:45,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:45,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:45,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:45,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:45,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:45,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:45,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:45,080 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:45,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:45,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:45,081 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 -> cb765425c465c205520808dfd8c45bc334dc3f68 [2019-11-27 15:44:45,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:45,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:45,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:45,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:45,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:45,696 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2019-11-27 15:44:45,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891d6b290/db6c6f6079804a269150dcb8c3a5e4cd/FLAGd398a45de [2019-11-27 15:44:47,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:47,604 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2019-11-27 15:44:47,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891d6b290/db6c6f6079804a269150dcb8c3a5e4cd/FLAGd398a45de [2019-11-27 15:44:47,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891d6b290/db6c6f6079804a269150dcb8c3a5e4cd [2019-11-27 15:44:47,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:47,724 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:47,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:47,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:47,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:47,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:47" (1/1) ... [2019-11-27 15:44:47,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:47, skipping insertion in model container [2019-11-27 15:44:47,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:47" (1/1) ... [2019-11-27 15:44:47,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:48,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:51,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:51,323 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:52,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:52,862 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:52,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52 WrapperNode [2019-11-27 15:44:52,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:52,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:52,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:52,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:52,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:52,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:53,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:53,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:53,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:53,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:53,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:53,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:53,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:53,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:53,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:53,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:53,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:53,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:53,775 INFO L168 Benchmark]: Toolchain (without parser) took 6047.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 751.6 MB in the end (delta: 198.6 MB). Peak memory consumption was 198.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:53,776 INFO L168 Benchmark]: CDTParser took 0.61 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. [2019-11-27 15:44:53,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5138.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.4 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:53,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 489.28 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:53,787 INFO L168 Benchmark]: Boogie Preprocessor took 412.21 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:53,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 5138.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.4 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 489.28 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 412.21 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 15:44:57,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:57,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:57,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:57,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:57,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:57,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:57,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:57,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:57,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:57,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:57,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:57,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:57,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:57,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:57,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:57,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:57,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:57,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:57,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:57,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:57,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:57,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:57,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:57,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:57,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:57,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:57,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:57,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:57,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:57,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:57,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:57,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:57,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:57,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:57,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:57,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:57,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:57,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:57,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:57,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:57,814 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:57,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:57,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:57,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:57,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:57,860 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:57,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:57,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:57,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:57,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:57,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:57,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:57,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:57,868 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:57,868 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:57,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:57,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:57,869 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:57,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:57,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:57,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:57,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:57,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:57,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:57,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:57,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:57,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:57,875 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:57,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:57,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:57,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:57,880 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 -> cb765425c465c205520808dfd8c45bc334dc3f68 [2019-11-27 15:44:58,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:58,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:58,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:58,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:58,512 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:58,514 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2019-11-27 15:44:58,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f8c019c0/7157d068fcb748bca1ed417c1ad2d0db/FLAG4d462b158 [2019-11-27 15:45:00,161 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:00,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2019-11-27 15:45:00,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f8c019c0/7157d068fcb748bca1ed417c1ad2d0db/FLAG4d462b158 [2019-11-27 15:45:00,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f8c019c0/7157d068fcb748bca1ed417c1ad2d0db [2019-11-27 15:45:00,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:00,326 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:00,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:00,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:00,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:00,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:00" (1/1) ... [2019-11-27 15:45:00,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:00, skipping insertion in model container [2019-11-27 15:45:00,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:00" (1/1) ... [2019-11-27 15:45:00,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:00,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:04,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:04,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:05,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:05,873 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:05,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05 WrapperNode [2019-11-27 15:45:05,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:05,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:05,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:05,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:05,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:06,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:06,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:06,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:06,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:05" (1/1) ... [2019-11-27 15:45:06,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:06,997 INFO L168 Benchmark]: Toolchain (without parser) took 6663.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 751.8 MB in the end (delta: 198.3 MB). Peak memory consumption was 198.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:06,998 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 15:45:07,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5544.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 827.7 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:07,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 587.27 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 781.9 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:07,010 INFO L168 Benchmark]: Boogie Preprocessor took 522.00 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 751.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:07,022 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5544.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 827.7 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 587.27 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 781.9 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 522.00 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 751.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...