./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/volatile_alias.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/ldv-regression/volatile_alias.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 b4a4af23ae656ab916356d08324f42dc752fe903 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ldv-regression/volatile_alias.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 b4a4af23ae656ab916356d08324f42dc752fe903 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:15,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:15,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:15,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:15,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:15,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:15,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:15,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:15,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:15,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:15,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:15,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:15,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:15,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:15,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:15,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:15,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:15,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:15,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:15,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:15,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:15,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:15,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:15,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:15,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:15,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:15,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:15,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:15,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:15,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:15,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:15,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:16,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:16,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:16,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:16,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:16,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:16,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:16,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:16,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:16,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:16,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:16,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:16,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:16,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:16,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:16,072 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:16,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:16,075 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:16,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:16,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:16,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:16,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:16,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:16,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:16,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:16,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:16,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:16,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:16,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:16,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:16,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:16,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:16,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:16,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:16,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:16,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:16,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:16,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:16,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:16,090 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 -> b4a4af23ae656ab916356d08324f42dc752fe903 [2019-11-25 22:54:16,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:16,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:16,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:16,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:16,668 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:16,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/volatile_alias.i [2019-11-25 22:54:16,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e20b021e/c1e3d41c202d4b1e87a72622d9dcd4a5/FLAG24b0c6a3f [2019-11-25 22:54:17,854 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:17,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/volatile_alias.i [2019-11-25 22:54:17,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e20b021e/c1e3d41c202d4b1e87a72622d9dcd4a5/FLAG24b0c6a3f [2019-11-25 22:54:17,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e20b021e/c1e3d41c202d4b1e87a72622d9dcd4a5 [2019-11-25 22:54:17,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:17,927 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:17,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:17,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:17,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:17,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:17" (1/1) ... [2019-11-25 22:54:17,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66078fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:17, skipping insertion in model container [2019-11-25 22:54:17,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:17" (1/1) ... [2019-11-25 22:54:17,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:18,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:18,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:18,471 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:18,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:18,553 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:18,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18 WrapperNode [2019-11-25 22:54:18,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:18,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:18,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:18,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:18,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:18,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:18,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:18,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:18,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:18,804 INFO L168 Benchmark]: Toolchain (without parser) took 874.07 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:18,809 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 22:54:18,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.18 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:18,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:18,823 INFO L168 Benchmark]: Boogie Preprocessor took 60.83 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:18,833 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 627.18 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 60.83 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:22,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:22,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:22,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:22,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:22,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:22,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:22,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:22,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:22,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:22,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:22,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:22,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:22,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:22,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:22,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:22,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:22,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:22,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:22,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:22,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:22,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:22,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:22,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:22,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:22,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:22,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:22,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:22,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:22,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:22,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:22,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:23,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:23,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:23,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:23,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:23,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:23,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:23,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:23,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:23,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:23,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:23,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:23,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:23,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:23,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:23,084 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:23,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:23,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:23,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:23,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:23,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:23,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:23,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:23,090 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:23,090 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:23,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:23,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:23,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:23,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:23,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:23,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:23,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:23,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:23,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:23,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:23,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:23,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:23,100 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:23,101 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:23,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:23,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:23,103 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 -> b4a4af23ae656ab916356d08324f42dc752fe903 [2019-11-25 22:54:23,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:23,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:23,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:23,699 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:23,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:23,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/volatile_alias.i [2019-11-25 22:54:23,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/981a72174/dfe360d352af45abb88acfa1090e7746/FLAGd83888a32 [2019-11-25 22:54:24,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:24,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/volatile_alias.i [2019-11-25 22:54:24,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/981a72174/dfe360d352af45abb88acfa1090e7746/FLAGd83888a32 [2019-11-25 22:54:24,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/981a72174/dfe360d352af45abb88acfa1090e7746 [2019-11-25 22:54:24,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:24,995 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:25,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:25,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:25,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:25,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66078fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25, skipping insertion in model container [2019-11-25 22:54:25,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:25,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:25,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:25,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:25,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:25,627 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:25,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25 WrapperNode [2019-11-25 22:54:25,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:25,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:25,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:25,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:25,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:25,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:25,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:25,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:25,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:25,869 INFO L168 Benchmark]: Toolchain (without parser) took 869.60 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:25,873 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:25,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,883 INFO L168 Benchmark]: Boogie Preprocessor took 61.81 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 628.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.81 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...