./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.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.2.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 d56bffca368ec7c40a298033ad1cb863e538269d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.2.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 d56bffca368ec7c40a298033ad1cb863e538269d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:59,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:59,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:59,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:59,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:59,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:59,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:59,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:00,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:00,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:00,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:00,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:00,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:00,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:00,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:00,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:00,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:00,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:00,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:00,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:00,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:00,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:00,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:00,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:00,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:00,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:00,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:00,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:00,084 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:00,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:00,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:00,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:00,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:00,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:00,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:00,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:00,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:00,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:00,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:00,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:00,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:00,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:15:00,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:00,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:00,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:00,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:00,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:00,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:00,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:00,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:15:00,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:00,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:00,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:00,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:00,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:00,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:00,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:00,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:00,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:00,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:00,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:00,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:00,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:00,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:00,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:00,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:00,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:00,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:15:00,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:15:00,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:00,202 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 -> d56bffca368ec7c40a298033ad1cb863e538269d [2019-11-26 17:15:00,831 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:15:00,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:15:00,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:15:00,868 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:15:00,871 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:15:00,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c [2019-11-26 17:15:01,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/045ca2fcf/4d663ebc3aaf46579a5fddeabe5a56af/FLAGb0544ebfa [2019-11-26 17:15:02,518 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:15:02,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c [2019-11-26 17:15:02,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/045ca2fcf/4d663ebc3aaf46579a5fddeabe5a56af/FLAGb0544ebfa [2019-11-26 17:15:02,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/045ca2fcf/4d663ebc3aaf46579a5fddeabe5a56af [2019-11-26 17:15:02,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:15:02,619 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:15:02,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:02,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:15:02,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:15:02,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:02" (1/1) ... [2019-11-26 17:15:02,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55b77c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:02, skipping insertion in model container [2019-11-26 17:15:02,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:02" (1/1) ... [2019-11-26 17:15:02,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:15:02,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:15:04,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:04,789 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:15:05,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:05,576 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:15:05,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05 WrapperNode [2019-11-26 17:15:05,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:05,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:05,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:15:05,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:15:05,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:05,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:10,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:10,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:15:10,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:15:10,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:15:10,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:10,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:12,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:12,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:16,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:17,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:17,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:05" (1/1) ... [2019-11-26 17:15:18,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:18,844 INFO L168 Benchmark]: Toolchain (without parser) took 16219.27 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 530.1 MB in the end (delta: 431.6 MB). Peak memory consumption was 549.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:18,849 INFO L168 Benchmark]: CDTParser took 0.40 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 17:15:18,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2952.64 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 898.4 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:18,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 5041.87 ms. Allocated memory is still 1.0 GB. Free memory was 898.4 MB in the beginning and 624.1 MB in the end (delta: 274.3 MB). Peak memory consumption was 282.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:18,863 INFO L168 Benchmark]: Boogie Preprocessor took 8211.28 ms. Allocated memory is still 1.0 GB. Free memory was 624.1 MB in the beginning and 530.1 MB in the end (delta: 94.0 MB). Peak memory consumption was 212.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:18,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2952.64 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 898.4 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 5041.87 ms. Allocated memory is still 1.0 GB. Free memory was 898.4 MB in the beginning and 624.1 MB in the end (delta: 274.3 MB). Peak memory consumption was 282.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 8211.28 ms. Allocated memory is still 1.0 GB. Free memory was 624.1 MB in the beginning and 530.1 MB in the end (delta: 94.0 MB). Peak memory consumption was 212.0 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 0.1.24-025d5a2 [2019-11-26 17:15:23,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:15:23,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:15:23,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:15:23,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:15:23,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:15:23,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:15:23,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:23,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:23,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:23,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:23,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:23,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:23,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:23,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:23,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:23,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:23,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:23,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:23,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:23,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:23,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:23,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:23,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:23,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:23,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:23,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:23,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:23,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:23,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:23,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:23,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:23,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:23,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:23,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:23,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:23,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:23,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:23,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:23,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:23,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:23,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:15:23,644 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:23,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:23,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:23,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:23,651 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:23,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:23,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:23,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:23,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:23,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:23,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:23,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:23,660 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:15:23,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:15:23,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:23,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:23,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:23,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:23,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:23,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:23,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:23,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:23,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:23,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:23,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:23,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:23,669 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:15:23,669 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:15:23,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:23,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:15:23,673 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 -> d56bffca368ec7c40a298033ad1cb863e538269d [2019-11-26 17:15:24,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:15:24,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:15:24,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:15:24,450 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:15:24,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:15:24,455 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c [2019-11-26 17:15:24,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8fc2a837/7ee5b0e25e7f489287891eb9786b726f/FLAG3af2a60e4 [2019-11-26 17:15:26,100 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:15:26,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-2.c [2019-11-26 17:15:26,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8fc2a837/7ee5b0e25e7f489287891eb9786b726f/FLAG3af2a60e4 [2019-11-26 17:15:26,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8fc2a837/7ee5b0e25e7f489287891eb9786b726f [2019-11-26 17:15:26,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:15:26,216 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:15:26,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:26,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:15:26,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:15:26,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:26" (1/1) ... [2019-11-26 17:15:26,239 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 05:15:26, skipping insertion in model container [2019-11-26 17:15:26,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:26" (1/1) ... [2019-11-26 17:15:26,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:15:26,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:15:28,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:28,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:15:29,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:29,597 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:15:29,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29 WrapperNode [2019-11-26 17:15:29,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:29,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:29,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:15:29,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:15:29,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:29,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:34,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:34,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:15:34,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:15:34,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:15:34,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:34,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:36,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:36,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:39,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:40,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:40,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:29" (1/1) ... [2019-11-26 17:15:41,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:41,424 INFO L168 Benchmark]: Toolchain (without parser) took 15204.45 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 479.9 MB in the end (delta: 476.1 MB). Peak memory consumption was 530.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:41,426 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:15:41,431 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3381.93 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 869.7 MB in the end (delta: 86.2 MB). Peak memory consumption was 86.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:41,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 4404.74 ms. Allocated memory is still 1.0 GB. Free memory was 869.7 MB in the beginning and 631.5 MB in the end (delta: 238.3 MB). Peak memory consumption was 239.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:41,437 INFO L168 Benchmark]: Boogie Preprocessor took 7410.52 ms. Allocated memory is still 1.0 GB. Free memory was 631.5 MB in the beginning and 479.9 MB in the end (delta: 151.6 MB). Peak memory consumption was 205.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:41,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3381.93 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 869.7 MB in the end (delta: 86.2 MB). Peak memory consumption was 86.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4404.74 ms. Allocated memory is still 1.0 GB. Free memory was 869.7 MB in the beginning and 631.5 MB in the end (delta: 238.3 MB). Peak memory consumption was 239.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7410.52 ms. Allocated memory is still 1.0 GB. Free memory was 631.5 MB in the beginning and 479.9 MB in the end (delta: 151.6 MB). Peak memory consumption was 205.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...