./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label09.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 c7e2f80610aedd2a38d03dcaf2820fb6da6158ed .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem03_label09.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 c7e2f80610aedd2a38d03dcaf2820fb6da6158ed .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:35,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:35,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:35,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:35,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:35,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:35,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:35,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:35,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:35,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:35,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:35,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:35,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:35,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:35,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:35,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:35,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:35,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:35,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:35,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:35,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:35,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:35,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:35,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:35,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:35,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:35,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:35,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:35,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:35,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:35,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:35,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:35,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:35,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:35,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:35,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:35,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:36,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:36,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:36,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:36,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:36,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:36,034 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:36,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:36,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:36,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:36,042 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:36,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:36,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:36,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:36,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:36,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:36,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:36,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:36,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:36,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:36,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:36,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:36,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:36,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:36,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:36,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:36,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:36,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:36,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:36,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:36,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:36,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:36,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:36,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:36,053 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 -> c7e2f80610aedd2a38d03dcaf2820fb6da6158ed [2019-11-25 22:26:36,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:36,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:36,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:36,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:36,549 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:36,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label09.c [2019-11-25 22:26:36,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a1d0086/45edf63b2d664245af34d130ba476653/FLAG78653ec3a [2019-11-25 22:26:37,694 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:37,698 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label09.c [2019-11-25 22:26:37,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a1d0086/45edf63b2d664245af34d130ba476653/FLAG78653ec3a [2019-11-25 22:26:38,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a1d0086/45edf63b2d664245af34d130ba476653 [2019-11-25 22:26:38,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:38,197 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:38,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:38,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:38,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:38,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:38" (1/1) ... [2019-11-25 22:26:38,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcda2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:38, skipping insertion in model container [2019-11-25 22:26:38,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:38" (1/1) ... [2019-11-25 22:26:38,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:38,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:39,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:39,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:39,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:39,924 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:39,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39 WrapperNode [2019-11-25 22:26:39,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:39,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:39,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:39,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:39,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:40,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:40,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:40,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:40,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:40,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:40,367 INFO L168 Benchmark]: Toolchain (without parser) took 2165.72 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 903.5 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:40,370 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:40,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1722.53 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 932.1 MB in the end (delta: 23.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:40,372 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.83 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 914.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:40,376 INFO L168 Benchmark]: Boogie Preprocessor took 189.18 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:40,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 1722.53 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 932.1 MB in the end (delta: 23.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.83 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 914.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.18 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:43,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:43,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:43,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:43,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:43,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:43,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:43,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:43,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:43,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:43,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:43,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:43,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:43,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:43,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:43,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:43,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:43,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:43,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:43,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:43,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:43,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:43,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:43,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:43,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:43,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:43,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:43,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:43,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:43,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:43,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:43,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:43,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:43,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:43,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:43,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:43,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:43,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:43,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:43,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:43,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:43,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:43,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:43,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:43,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:43,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:43,370 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:43,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:43,371 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:43,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:43,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:43,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:43,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:43,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:43,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:43,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:43,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:43,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:43,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:43,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:43,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:43,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:43,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:43,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:43,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:43,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:43,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:43,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:43,382 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:43,382 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:43,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:43,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:43,384 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 -> c7e2f80610aedd2a38d03dcaf2820fb6da6158ed [2019-11-25 22:26:43,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:43,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:43,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:43,864 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:43,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:43,869 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label09.c [2019-11-25 22:26:43,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fcca9850/94c7a98db977450b84d2b0d2ec975bab/FLAGdfb2027f1 [2019-11-25 22:26:44,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:44,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label09.c [2019-11-25 22:26:44,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fcca9850/94c7a98db977450b84d2b0d2ec975bab/FLAGdfb2027f1 [2019-11-25 22:26:45,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fcca9850/94c7a98db977450b84d2b0d2ec975bab [2019-11-25 22:26:45,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:45,027 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:45,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:45,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:45,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:45,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:45" (1/1) ... [2019-11-25 22:26:45,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:45, skipping insertion in model container [2019-11-25 22:26:45,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:45" (1/1) ... [2019-11-25 22:26:45,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:45,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:46,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:46,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:46,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:46,875 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:46,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46 WrapperNode [2019-11-25 22:26:46,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:46,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:46,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:46,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:46,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:46,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:47,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:47,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:47,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:47,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:47,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:47,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:47,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:47,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:47,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:47,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:47,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:47,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:47,271 INFO L168 Benchmark]: Toolchain (without parser) took 2239.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 902.5 MB in the end (delta: 54.9 MB). Peak memory consumption was 55.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:47,272 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:47,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1840.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 925.4 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:47,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.82 ms. Allocated memory is still 1.0 GB. Free memory was 925.4 MB in the beginning and 914.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:47,279 INFO L168 Benchmark]: Boogie Preprocessor took 186.75 ms. Allocated memory is still 1.0 GB. Free memory was 914.0 MB in the beginning and 902.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:47,289 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 1840.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 925.4 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.82 ms. Allocated memory is still 1.0 GB. Free memory was 925.4 MB in the beginning and 914.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.75 ms. Allocated memory is still 1.0 GB. Free memory was 914.0 MB in the beginning and 902.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...