./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.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/seq-mthreaded/rekcba_aso.1.M1-2.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 29227bc24a3445b200cf0fdc12bd4211d96c461f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/seq-mthreaded/rekcba_aso.1.M1-2.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 29227bc24a3445b200cf0fdc12bd4211d96c461f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:23:50,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:50,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:50,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:50,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:50,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:50,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:50,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:50,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:50,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:50,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:50,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:50,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:50,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:50,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:50,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:50,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:50,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:50,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:50,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:50,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:50,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:50,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:50,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:50,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:50,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:50,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:50,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:50,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:50,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:50,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:50,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:50,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:50,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:50,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:50,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:50,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:50,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:50,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:50,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:50,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:50,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:50,902 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:50,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:50,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:50,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:50,913 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:50,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:50,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:50,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:50,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:50,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:50,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:50,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:50,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:50,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:50,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:50,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:50,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:50,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:50,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:50,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:50,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:50,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:50,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:50,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:50,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:50,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:50,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:50,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:50,930 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 -> 29227bc24a3445b200cf0fdc12bd4211d96c461f [2019-11-27 16:23:51,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:51,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:51,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:51,571 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:51,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:51,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-27 16:23:51,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb1a2d4a2/d4a5722abb764c92a4949ea1821dd8dc/FLAG61c1669cc [2019-11-27 16:23:53,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:53,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-27 16:23:53,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb1a2d4a2/d4a5722abb764c92a4949ea1821dd8dc/FLAG61c1669cc [2019-11-27 16:23:53,152 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb1a2d4a2/d4a5722abb764c92a4949ea1821dd8dc [2019-11-27 16:23:53,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:53,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:53,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:53,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:53,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:53,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:53,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53, skipping insertion in model container [2019-11-27 16:23:53,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:53,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:53,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:54,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:55,018 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:55,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:55,661 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:55,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55 WrapperNode [2019-11-27 16:23:55,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:55,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:55,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:55,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:55,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:55,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:57,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:57,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:57,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:57,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:57,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:57,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:57,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:57,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:58,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:59,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:59,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:59,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:59,642 INFO L168 Benchmark]: Toolchain (without parser) took 6471.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 890.7 MB in the end (delta: 65.3 MB). Peak memory consumption was 320.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:59,644 INFO L168 Benchmark]: CDTParser took 0.43 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 16:23:59,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2495.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:59,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 1568.26 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 788.6 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:59,654 INFO L168 Benchmark]: Boogie Preprocessor took 2396.53 ms. Allocated memory is still 1.0 GB. Free memory was 788.6 MB in the beginning and 890.7 MB in the end (delta: -102.1 MB). Peak memory consumption was 153.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:59,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2495.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1568.26 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 788.6 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2396.53 ms. Allocated memory is still 1.0 GB. Free memory was 788.6 MB in the beginning and 890.7 MB in the end (delta: -102.1 MB). Peak memory consumption was 153.0 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 16:24:03,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:24:03,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:24:03,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:24:03,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:24:03,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:24:03,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:24:03,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:24:03,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:24:03,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:24:03,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:24:03,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:24:03,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:24:03,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:24:03,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:24:03,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:24:03,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:24:03,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:24:03,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:24:03,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:24:04,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:24:04,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:24:04,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:24:04,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:24:04,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:24:04,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:24:04,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:24:04,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:24:04,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:24:04,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:24:04,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:24:04,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:24:04,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:24:04,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:24:04,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:24:04,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:24:04,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:24:04,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:24:04,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:24:04,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:24:04,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:24:04,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:24:04,116 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:24:04,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:24:04,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:24:04,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:24:04,127 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:24:04,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:24:04,128 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:24:04,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:24:04,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:24:04,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:24:04,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:24:04,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:24:04,133 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:24:04,133 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:24:04,134 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:24:04,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:24:04,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:24:04,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:24:04,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:24:04,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:24:04,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:24:04,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:24:04,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:24:04,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:24:04,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:24:04,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:24:04,144 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:24:04,144 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:24:04,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:24:04,145 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:24:04,147 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 -> 29227bc24a3445b200cf0fdc12bd4211d96c461f [2019-11-27 16:24:04,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:24:04,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:24:04,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:24:04,834 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:24:04,835 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:24:04,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-27 16:24:05,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0a6eb074/4736ef7f6bb54781bdf8aa7dba87f0a1/FLAGfc69c1c80 [2019-11-27 16:24:06,565 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:24:06,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-27 16:24:06,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0a6eb074/4736ef7f6bb54781bdf8aa7dba87f0a1/FLAGfc69c1c80 [2019-11-27 16:24:06,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0a6eb074/4736ef7f6bb54781bdf8aa7dba87f0a1 [2019-11-27 16:24:06,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:24:06,684 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:24:06,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:06,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:24:06,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:24:06,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:06" (1/1) ... [2019-11-27 16:24:06,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a043249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:06, skipping insertion in model container [2019-11-27 16:24:06,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:06" (1/1) ... [2019-11-27 16:24:06,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:24:06,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:24:08,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:08,952 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:24:09,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:09,776 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:24:09,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09 WrapperNode [2019-11-27 16:24:09,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:09,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:09,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:24:09,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:24:09,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:09,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:11,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:11,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:11,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:11,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:11,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:11,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:11,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:11,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:12,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:13,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:13,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:09" (1/1) ... [2019-11-27 16:24:13,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:13,546 INFO L168 Benchmark]: Toolchain (without parser) took 6859.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 876.2 MB in the end (delta: 79.8 MB). Peak memory consumption was 310.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:13,548 INFO L168 Benchmark]: CDTParser took 0.33 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 16:24:13,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3087.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:13,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 1548.12 ms. Allocated memory is still 1.0 GB. Free memory was 898.8 MB in the beginning and 772.7 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:13,558 INFO L168 Benchmark]: Boogie Preprocessor took 2213.44 ms. Allocated memory is still 1.0 GB. Free memory was 772.7 MB in the beginning and 876.2 MB in the end (delta: -103.5 MB). Peak memory consumption was 127.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:13,570 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3087.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1548.12 ms. Allocated memory is still 1.0 GB. Free memory was 898.8 MB in the beginning and 772.7 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2213.44 ms. Allocated memory is still 1.0 GB. Free memory was 772.7 MB in the beginning and 876.2 MB in the end (delta: -103.5 MB). Peak memory consumption was 127.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...