./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test_union.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/test_union.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 a969e235956e95a6ccb69743270b8e304c11ffb4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/test_union.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 a969e235956e95a6ccb69743270b8e304c11ffb4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:07:58,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:58,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:59,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:59,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:59,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:59,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:59,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:59,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:59,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:59,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:59,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:59,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:59,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:59,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:59,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:59,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:59,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:59,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:59,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:59,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:59,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:59,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:59,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:59,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:59,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:59,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:59,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:59,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:59,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:59,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:59,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:59,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:59,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:59,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:59,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:59,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:59,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:59,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:59,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:59,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:59,155 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:59,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:59,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:59,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:59,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:59,229 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:59,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:59,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:59,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:59,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:59,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:59,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:59,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:59,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:59,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:59,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:59,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:59,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:59,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:59,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:59,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:59,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:59,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:59,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:59,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:59,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:59,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:59,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:59,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:59,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:59,249 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 -> a969e235956e95a6ccb69743270b8e304c11ffb4 [2019-11-24 21:07:59,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:59,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:59,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:59,880 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:59,883 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:59,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_union.c_1.i [2019-11-24 21:08:00,045 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe7f86243/06d06a7aa0b045a7a9e7904dfe7e3735/FLAGc025e14da [2019-11-24 21:08:01,088 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:01,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_union.c_1.i [2019-11-24 21:08:01,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe7f86243/06d06a7aa0b045a7a9e7904dfe7e3735/FLAGc025e14da [2019-11-24 21:08:01,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe7f86243/06d06a7aa0b045a7a9e7904dfe7e3735 [2019-11-24 21:08:01,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:01,153 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:01,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:01,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:01,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:01,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:01,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404b3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01, skipping insertion in model container [2019-11-24 21:08:01,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:01,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:01,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:01,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:01,691 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:01,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:01,794 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:01,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01 WrapperNode [2019-11-24 21:08:01,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:01,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:01,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:01,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:01,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:01,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:01,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:01,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:01,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:01,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:02,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:02,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:02,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:02,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:02,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:02,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:02,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:01" (1/1) ... [2019-11-24 21:08:02,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:02,037 INFO L168 Benchmark]: Toolchain (without parser) took 877.77 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 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:02,042 INFO L168 Benchmark]: CDTParser took 0.68 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 21:08:02,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.34 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 21:08:02,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:02,053 INFO L168 Benchmark]: Boogie Preprocessor took 50.87 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:02,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 639.34 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 175.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.87 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:08:06,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:06,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:06,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:06,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:06,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:06,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:06,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:06,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:06,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:06,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:06,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:06,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:06,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:06,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:06,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:06,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:06,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:06,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:06,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:06,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:06,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:06,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:06,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:06,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:06,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:06,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:06,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:06,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:06,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:06,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:06,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:06,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:06,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:06,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:06,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:06,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:06,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:06,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:06,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:06,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:06,296 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:08:06,351 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:06,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:06,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:06,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:06,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:06,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:06,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:06,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:06,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:06,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:06,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:06,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:06,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:06,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:08:06,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:08:06,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:06,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:06,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:06,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:06,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:06,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:06,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:06,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:06,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:06,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:06,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:06,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:06,379 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:08:06,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:08:06,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:06,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:08:06,383 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 -> a969e235956e95a6ccb69743270b8e304c11ffb4 [2019-11-24 21:08:07,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:07,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:07,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:07,047 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:07,048 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:07,049 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_union.c_1.i [2019-11-24 21:08:07,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b964d77f7/641051f892d64589878d8c4f2acc6166/FLAG60e24d933 [2019-11-24 21:08:08,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:08,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_union.c_1.i [2019-11-24 21:08:08,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b964d77f7/641051f892d64589878d8c4f2acc6166/FLAG60e24d933 [2019-11-24 21:08:08,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b964d77f7/641051f892d64589878d8c4f2acc6166 [2019-11-24 21:08:08,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:08,364 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:08,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:08,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:08,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:08,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:08" (1/1) ... [2019-11-24 21:08:08,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f8899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:08, skipping insertion in model container [2019-11-24 21:08:08,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:08" (1/1) ... [2019-11-24 21:08:08,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:08,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:08,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:08,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:08,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:09,024 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:09,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09 WrapperNode [2019-11-24 21:08:09,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:09,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:09,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:09,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:09,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:09,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:09,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:09,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:09,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:09" (1/1) ... [2019-11-24 21:08:09,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:09,292 INFO L168 Benchmark]: Toolchain (without parser) took 923.32 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. [2019-11-24 21:08:09,297 INFO L168 Benchmark]: CDTParser took 0.30 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 21:08:09,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.53 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 21:08:09,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.54 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 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:09,305 INFO L168 Benchmark]: Boogie Preprocessor took 71.89 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:09,320 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 656.53 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 184.54 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 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.89 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...