./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.c_1.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 90b9159ba2a58602ff1e9c0acff32948b8aee8f8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.c_1.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 90b9159ba2a58602ff1e9c0acff32948b8aee8f8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:08:03,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:03,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:03,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:03,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:03,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:03,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:03,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:03,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:03,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:03,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:03,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:03,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:03,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:03,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:03,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:03,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:03,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:03,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:03,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:03,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:03,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:03,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:03,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:03,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:03,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:03,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:03,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:03,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:03,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:03,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:03,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:03,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:03,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:03,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:03,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:03,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:03,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:03,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:03,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:03,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:03,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:08:03,283 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:03,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:03,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:03,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:03,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:03,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:03,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:03,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:08:03,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:03,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:03,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:03,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:03,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:03,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:03,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:03,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:03,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:03,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:03,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:03,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:03,304 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:03,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:03,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:03,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:03,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:03,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:03,306 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:08:03,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:08:03,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:03,307 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 -> 90b9159ba2a58602ff1e9c0acff32948b8aee8f8 [2019-11-24 21:08:03,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:03,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:03,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:03,896 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:03,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:03,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i [2019-11-24 21:08:04,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a883cc2ef/959e6dad966141dd9d4f38305fcc00c1/FLAGfa78cabe0 [2019-11-24 21:08:05,069 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:05,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i [2019-11-24 21:08:05,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a883cc2ef/959e6dad966141dd9d4f38305fcc00c1/FLAGfa78cabe0 [2019-11-24 21:08:05,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a883cc2ef/959e6dad966141dd9d4f38305fcc00c1 [2019-11-24 21:08:05,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:05,130 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:05,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:05,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:05,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:05,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,154 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 24.11 09:08:05, skipping insertion in model container [2019-11-24 21:08:05,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:05,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:05,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:05,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:05,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:05,705 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:05,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05 WrapperNode [2019-11-24 21:08:05,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:05,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:05,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:05,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:05,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:05,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:05,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:05,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:05,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:05" (1/1) ... [2019-11-24 21:08:05,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:05,925 INFO L168 Benchmark]: Toolchain (without parser) took 778.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 21:08:05,927 INFO L168 Benchmark]: CDTParser took 1.10 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. [2019-11-24 21:08:05,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.28 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. [2019-11-24 21:08:05,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 21:08:05,939 INFO L168 Benchmark]: Boogie Preprocessor took 33.43 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. [2019-11-24 21:08:05,951 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 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 572.28 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 157.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 33.43 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 0.1.24-32f2683 [2019-11-24 21:08:09,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:09,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:09,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:09,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:09,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:09,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:09,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:09,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:09,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:09,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:09,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:09,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:09,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:09,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:09,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:09,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:09,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:09,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:09,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:09,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:10,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:10,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:10,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:10,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:10,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:10,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:10,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:10,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:10,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:10,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:10,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:10,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:10,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:10,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:10,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:10,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:10,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:10,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:10,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:10,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:10,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:08:10,107 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:10,109 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:10,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:10,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:10,117 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:10,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:10,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:10,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:10,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:10,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:10,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:10,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:10,124 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:10,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:08:10,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:08:10,127 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:10,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:10,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:10,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:10,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:10,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:10,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:10,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:10,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:10,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:10,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:10,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:10,136 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:08:10,137 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:08:10,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:10,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:08:10,139 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 -> 90b9159ba2a58602ff1e9c0acff32948b8aee8f8 [2019-11-24 21:08:10,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:10,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:10,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:10,750 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:10,755 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:10,756 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i [2019-11-24 21:08:10,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47f967761/a111e042c4374ae7bf3cb9d1909d5d29/FLAGa28cfa4c5 [2019-11-24 21:08:11,869 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:11,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i [2019-11-24 21:08:11,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47f967761/a111e042c4374ae7bf3cb9d1909d5d29/FLAGa28cfa4c5 [2019-11-24 21:08:11,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47f967761/a111e042c4374ae7bf3cb9d1909d5d29 [2019-11-24 21:08:11,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:11,937 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:11,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:11,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:11,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:11,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:11" (1/1) ... [2019-11-24 21:08:11,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3514b78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:11, skipping insertion in model container [2019-11-24 21:08:11,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:11" (1/1) ... [2019-11-24 21:08:11,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:12,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:12,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:12,489 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:12,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:12,570 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:12,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12 WrapperNode [2019-11-24 21:08:12,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:12,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:12,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:12,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:12,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:12,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:12,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:12,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:12,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:12" (1/1) ... [2019-11-24 21:08:12,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:12,819 INFO L168 Benchmark]: Toolchain (without parser) took 874.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:12,823 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-24 21:08:12,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.22 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:12,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.83 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 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:12,832 INFO L168 Benchmark]: Boogie Preprocessor took 63.12 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. [2019-11-24 21:08:12,843 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 632.22 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 167.83 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 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.12 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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...