./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.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 32314ff58c5ff0cc74311a0b61784c5247efc913 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/rekh_aso.1.M1-1.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 32314ff58c5ff0cc74311a0b61784c5247efc913 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:14:47,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:47,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:47,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:47,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:47,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:47,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:47,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:47,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:47,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:47,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:48,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:48,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:48,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:48,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:48,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:48,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:48,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:48,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:48,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:48,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:48,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:48,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:48,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:48,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:48,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:48,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:48,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:48,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:48,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:48,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:48,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:48,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:48,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:48,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:48,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:48,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:48,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:48,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:48,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:48,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:48,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:48,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:48,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:48,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:48,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:48,173 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:48,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:48,174 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:48,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:48,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:48,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:48,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:48,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:48,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:48,182 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:48,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:48,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:48,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:48,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:48,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:48,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:48,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:48,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:48,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:48,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:48,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:48,188 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:48,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:48,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:48,190 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 -> 32314ff58c5ff0cc74311a0b61784c5247efc913 [2019-11-26 17:14:48,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:48,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:48,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:48,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:48,874 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:48,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c [2019-11-26 17:14:49,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c9755fd6/a134793798da49728b2c7c5be31cab78/FLAG0055cb259 [2019-11-26 17:14:50,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:50,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c [2019-11-26 17:14:50,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c9755fd6/a134793798da49728b2c7c5be31cab78/FLAG0055cb259 [2019-11-26 17:14:50,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c9755fd6/a134793798da49728b2c7c5be31cab78 [2019-11-26 17:14:50,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:50,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:50,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:50,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:50,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:50,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:50" (1/1) ... [2019-11-26 17:14:50,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:50, skipping insertion in model container [2019-11-26 17:14:50,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:50" (1/1) ... [2019-11-26 17:14:50,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:50,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:52,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:52,885 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:53,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:53,702 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:53,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53 WrapperNode [2019-11-26 17:14:53,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:53,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:53,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:53,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:53,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:14:53,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:14:58,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:58,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:58,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:58,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:58,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:14:58,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:00,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:00,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:03,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:04,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:05,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:06,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:06,194 INFO L168 Benchmark]: Toolchain (without parser) took 15477.48 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 533.7 MB in the end (delta: 428.0 MB). Peak memory consumption was 549.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:06,196 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. [2019-11-26 17:15:06,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2992.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 904.2 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:06,205 INFO L168 Benchmark]: Boogie Procedure Inliner took 4652.77 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 622.2 MB in the end (delta: 282.0 MB). Peak memory consumption was 288.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:06,208 INFO L168 Benchmark]: Boogie Preprocessor took 7823.19 ms. Allocated memory is still 1.0 GB. Free memory was 622.2 MB in the beginning and 533.7 MB in the end (delta: 88.5 MB). Peak memory consumption was 209.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:06,220 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 2992.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 904.2 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4652.77 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 622.2 MB in the end (delta: 282.0 MB). Peak memory consumption was 288.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7823.19 ms. Allocated memory is still 1.0 GB. Free memory was 622.2 MB in the beginning and 533.7 MB in the end (delta: 88.5 MB). Peak memory consumption was 209.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:15:10,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:15:10,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:15:10,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:15:10,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:15:10,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:15:10,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:15:10,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:10,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:10,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:10,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:10,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:10,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:10,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:10,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:11,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:11,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:11,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:11,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:11,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:11,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:11,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:11,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:11,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:11,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:11,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:11,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:11,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:11,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:11,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:11,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:11,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:11,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:11,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:11,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:11,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:11,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:11,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:11,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:11,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:11,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:11,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:15:11,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:11,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:11,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:11,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:11,163 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:11,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:11,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:11,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:11,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:11,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:11,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:11,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:11,171 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:15:11,172 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:15:11,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:11,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:11,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:11,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:11,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:11,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:11,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:11,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:11,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:11,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:11,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:11,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:11,178 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:15:11,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:15:11,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:11,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:15:11,183 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 -> 32314ff58c5ff0cc74311a0b61784c5247efc913 [2019-11-26 17:15:11,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:15:11,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:15:11,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:15:11,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:15:11,971 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:15:11,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c [2019-11-26 17:15:12,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6648af4/b02e59a759cb491a81d0b6bd8dfab7c0/FLAG4d68307b1 [2019-11-26 17:15:14,003 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:15:14,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c [2019-11-26 17:15:14,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6648af4/b02e59a759cb491a81d0b6bd8dfab7c0/FLAG4d68307b1 [2019-11-26 17:15:14,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6648af4/b02e59a759cb491a81d0b6bd8dfab7c0 [2019-11-26 17:15:14,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:15:14,121 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:15:14,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:14,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:15:14,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:15:14,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:14" (1/1) ... [2019-11-26 17:15:14,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:14, skipping insertion in model container [2019-11-26 17:15:14,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:14" (1/1) ... [2019-11-26 17:15:14,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:15:14,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:15:16,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:16,752 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:15:17,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:17,959 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:15:17,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17 WrapperNode [2019-11-26 17:15:17,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:17,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:17,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:15:17,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:15:17,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:18,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:23,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:23,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:15:23,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:15:23,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:15:23,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:23,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:25,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:25,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:30,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:30,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:31,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:17" (1/1) ... [2019-11-26 17:15:32,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:32,431 INFO L168 Benchmark]: Toolchain (without parser) took 18305.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 482.8 MB in the end (delta: 477.4 MB). Peak memory consumption was 533.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:32,434 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:15:32,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3825.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 868.5 MB in the end (delta: 91.8 MB). Peak memory consumption was 91.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:32,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 5162.29 ms. Allocated memory is still 1.0 GB. Free memory was 868.5 MB in the beginning and 634.9 MB in the end (delta: 233.5 MB). Peak memory consumption was 236.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:32,443 INFO L168 Benchmark]: Boogie Preprocessor took 9295.78 ms. Allocated memory is still 1.0 GB. Free memory was 634.9 MB in the beginning and 482.8 MB in the end (delta: 152.1 MB). Peak memory consumption was 207.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:32,455 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 3825.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 868.5 MB in the end (delta: 91.8 MB). Peak memory consumption was 91.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 5162.29 ms. Allocated memory is still 1.0 GB. Free memory was 868.5 MB in the beginning and 634.9 MB in the end (delta: 233.5 MB). Peak memory consumption was 236.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 9295.78 ms. Allocated memory is still 1.0 GB. Free memory was 634.9 MB in the beginning and 482.8 MB in the end (delta: 152.1 MB). Peak memory consumption was 207.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...