./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/gcd_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/bitvector/gcd_2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca12b384c8180063e3f1c5738f7063e9219b0df5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/bitvector/gcd_2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca12b384c8180063e3f1c5738f7063e9219b0df5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:41:01,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:01,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:01,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:01,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:01,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:01,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:01,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:01,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:01,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:01,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:01,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:01,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:01,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:01,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:01,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:01,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:01,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:01,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:01,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:01,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:01,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:01,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:01,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:01,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:01,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:01,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:01,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:01,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:01,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:01,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:01,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:01,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:01,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:01,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:01,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:01,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:01,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:01,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:01,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:01,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:01,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:41:01,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:01,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:01,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:01,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:01,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:01,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:01,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:01,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:41:01,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:01,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:01,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:01,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:01,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:01,302 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:01,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:01,303 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:01,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:01,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:01,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:01,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:01,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:01,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:01,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:01,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:01,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:01,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:41:01,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:41:01,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:01,311 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 -> ca12b384c8180063e3f1c5738f7063e9219b0df5 [2019-11-27 15:41:01,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:01,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:01,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:01,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:01,949 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:01,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/gcd_2.c [2019-11-27 15:41:02,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d3a0d1b7/274673fdb50e4350b74d5e0b338907d7/FLAGe88b722a1 [2019-11-27 15:41:03,166 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:03,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/gcd_2.c [2019-11-27 15:41:03,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d3a0d1b7/274673fdb50e4350b74d5e0b338907d7/FLAGe88b722a1 [2019-11-27 15:41:03,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d3a0d1b7/274673fdb50e4350b74d5e0b338907d7 [2019-11-27 15:41:03,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:03,238 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:03,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:03,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:03,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:03,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:03,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03, skipping insertion in model container [2019-11-27 15:41:03,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:03,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:03,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:03,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:03,810 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:03,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:03,909 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:03,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03 WrapperNode [2019-11-27 15:41:03,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:03,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:03,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:03,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:03,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:03,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:04,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:04,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:04,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:04,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:04,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:04,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:04,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:04,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:04,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:04,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:04,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:03" (1/1) ... [2019-11-27 15:41:04,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:04,200 INFO L168 Benchmark]: Toolchain (without parser) took 962.06 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. [2019-11-27 15:41:04,204 INFO L168 Benchmark]: CDTParser took 3.42 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. [2019-11-27 15:41:04,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.30 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. [2019-11-27 15:41:04,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.89 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. [2019-11-27 15:41:04,227 INFO L168 Benchmark]: Boogie Preprocessor took 74.65 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. [2019-11-27 15:41:04,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.42 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 675.30 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 202.89 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 74.65 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:41:08,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:08,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:08,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:08,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:08,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:08,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:08,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:08,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:08,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:08,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:08,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:08,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:08,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:08,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:08,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:08,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:08,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:08,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:08,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:08,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:08,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:08,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:08,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:08,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:08,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:08,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:08,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:08,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:08,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:08,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:08,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:08,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:08,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:08,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:08,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:08,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:08,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:08,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:08,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:08,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:08,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:41:08,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:08,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:08,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:08,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:08,336 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:08,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:08,337 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:08,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:08,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:08,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:08,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:08,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:08,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:41:08,342 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:41:08,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:08,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:08,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:08,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:08,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:08,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:08,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:08,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:08,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:08,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:08,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:08,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:08,350 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:41:08,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:41:08,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:08,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:41:08,353 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 -> ca12b384c8180063e3f1c5738f7063e9219b0df5 [2019-11-27 15:41:08,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:09,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:09,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:09,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:09,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:09,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/gcd_2.c [2019-11-27 15:41:09,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2605dd5e/bba84d4fa5ef4784b574c3ebbbdf83f8/FLAGe3ea3f222 [2019-11-27 15:41:10,254 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:10,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/gcd_2.c [2019-11-27 15:41:10,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2605dd5e/bba84d4fa5ef4784b574c3ebbbdf83f8/FLAGe3ea3f222 [2019-11-27 15:41:10,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2605dd5e/bba84d4fa5ef4784b574c3ebbbdf83f8 [2019-11-27 15:41:10,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:10,328 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:10,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:10,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:10,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:10,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:10,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10, skipping insertion in model container [2019-11-27 15:41:10,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:10,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:10,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:10,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:10,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:10,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:10,987 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:10,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10 WrapperNode [2019-11-27 15:41:10,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:10,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:10,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:10,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:11,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:11,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:11,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:11,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:11,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:10" (1/1) ... [2019-11-27 15:41:11,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:11,240 INFO L168 Benchmark]: Toolchain (without parser) took 907.29 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. [2019-11-27 15:41:11,242 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-27 15:41:11,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.68 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:11,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.2 MB in the end (delta: -35.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:11,247 INFO L168 Benchmark]: Boogie Preprocessor took 59.23 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. [2019-11-27 15:41:11,264 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 656.68 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.2 MB in the end (delta: -35.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.23 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...