./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --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/pthread-ext/28_buggy_simple_loop1_vf.i -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 8344e7e4f737b63e5072d4c79eca78f8b48531d5 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pthread-ext/28_buggy_simple_loop1_vf.i -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 8344e7e4f737b63e5072d4c79eca78f8b48531d5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:30:15,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:30:15,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:30:15,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:30:15,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:30:15,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:30:15,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:30:15,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:30:15,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:30:15,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:30:15,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:30:15,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:30:15,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:30:15,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:30:15,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:30:15,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:30:15,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:30:15,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:30:15,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:30:15,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:30:15,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:30:15,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:30:15,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:30:15,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:30:15,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:30:15,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:30:15,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:30:15,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:30:15,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:30:15,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:30:15,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:30:15,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:30:15,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:30:15,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:30:15,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:30:15,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:30:15,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:30:15,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:30:15,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:30:15,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:30:15,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:30:15,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:30:15,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:30:15,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:30:15,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:30:15,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:30:15,821 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:30:15,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:30:15,822 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:30:15,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:30:15,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:30:15,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:30:15,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:30:15,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:30:15,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:15,830 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:15,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:15,831 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:15,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:15,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:15,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:15,832 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:15,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:15,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:15,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:15,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:15,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:15,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:30:15,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:30:15,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:15,838 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 -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-11-27 16:30:16,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:16,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:16,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:16,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:16,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:16,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-27 16:30:16,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bcad1fc/02a1878774d947a690274776b0db2248/FLAG171f45f22 [2019-11-27 16:30:17,859 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:17,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-27 16:30:17,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bcad1fc/02a1878774d947a690274776b0db2248/FLAG171f45f22 [2019-11-27 16:30:18,329 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bcad1fc/02a1878774d947a690274776b0db2248 [2019-11-27 16:30:18,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:18,335 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:18,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:18,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:18,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:18,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:18" (1/1) ... [2019-11-27 16:30:18,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37fddefb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:18, skipping insertion in model container [2019-11-27 16:30:18,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:18" (1/1) ... [2019-11-27 16:30:18,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:18,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:19,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:19,435 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:19,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:19,723 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:19,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19 WrapperNode [2019-11-27 16:30:19,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:19,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:19,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:19,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:19,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:19,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:19,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:19,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:19,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:19" (1/1) ... [2019-11-27 16:30:19,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:19,949 INFO L168 Benchmark]: Toolchain (without parser) took 1607.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -7.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:19,951 INFO L168 Benchmark]: CDTParser took 0.32 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 16:30:19,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1385.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -7.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:19,962 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.70 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:19,966 INFO L168 Benchmark]: Boogie Preprocessor took 87.55 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:19,981 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1385.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -7.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.70 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.55 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. 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 16:30:23,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:30:23,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:30:23,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:30:23,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:30:23,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:30:23,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:30:23,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:30:23,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:30:23,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:30:23,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:30:23,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:30:23,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:30:23,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:30:23,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:30:23,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:30:23,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:30:23,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:30:23,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:30:23,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:30:23,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:30:23,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:30:23,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:30:23,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:30:23,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:30:23,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:30:23,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:30:23,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:30:23,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:30:23,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:30:23,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:30:23,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:30:23,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:30:23,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:30:23,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:30:23,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:30:23,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:30:23,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:30:23,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:30:23,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:30:23,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:30:23,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:30:23,955 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:30:23,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:30:23,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:30:23,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:30:23,968 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:30:23,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:30:23,969 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:30:23,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:30:23,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:30:23,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:30:23,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:30:23,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:23,973 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:30:23,973 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:30:23,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:23,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:23,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:23,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:23,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:23,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:23,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:23,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:23,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:23,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:23,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:23,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:23,983 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:30:23,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:30:23,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:23,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:30:23,986 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 -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-11-27 16:30:24,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:24,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:24,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:24,623 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:24,624 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:24,625 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-27 16:30:24,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aea4515/3460295c34244d59a7ea13ef7e5a6b74/FLAG5bbad2616 [2019-11-27 16:30:25,996 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:26,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-27 16:30:26,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aea4515/3460295c34244d59a7ea13ef7e5a6b74/FLAG5bbad2616 [2019-11-27 16:30:26,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aea4515/3460295c34244d59a7ea13ef7e5a6b74 [2019-11-27 16:30:26,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:26,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:26,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:26,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:26,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:26,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:26" (1/1) ... [2019-11-27 16:30:26,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:26, skipping insertion in model container [2019-11-27 16:30:26,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:26" (1/1) ... [2019-11-27 16:30:26,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:26,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:27,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:27,221 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:27,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:27,516 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:27,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27 WrapperNode [2019-11-27 16:30:27,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:27,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:27,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:27,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:27,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:27,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:27,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:27,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:27,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:27" (1/1) ... [2019-11-27 16:30:27,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:27,799 INFO L168 Benchmark]: Toolchain (without parser) took 1707.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:27,800 INFO L168 Benchmark]: CDTParser took 2.43 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 16:30:27,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1427.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:27,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:27,809 INFO L168 Benchmark]: Boogie Preprocessor took 121.74 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:27,818 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43 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 1427.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 121.74 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 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...