./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem11_label31.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 badb5e839449e413568df201e281c68f67c56eac .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem11_label31.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 badb5e839449e413568df201e281c68f67c56eac .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:52,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:52,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:53,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:53,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:53,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:53,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:53,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:53,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:53,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:53,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:53,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:53,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:53,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:53,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:53,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:53,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:53,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:53,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:53,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:53,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:53,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:53,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:53,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:53,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:53,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:53,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:53,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:53,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:53,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:53,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:53,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:53,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:53,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:53,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:53,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:53,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:53,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:53,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:53,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:53,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:53,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:53,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:53,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:53,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:53,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:53,222 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:53,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:53,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:53,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:53,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:53,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:53,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:53,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:53,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:53,231 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:53,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:53,232 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:53,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:53,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:53,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:53,233 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:53,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:53,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:53,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:53,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:53,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:53,238 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:53,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:53,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:53,241 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 -> badb5e839449e413568df201e281c68f67c56eac [2019-11-26 16:45:53,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:53,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:53,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:53,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:53,940 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:53,942 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-26 16:45:54,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce9ad860/3b7714428060499289960fdaad1bb8a0/FLAG2e99e4a85 [2019-11-26 16:45:55,424 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:55,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-26 16:45:55,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce9ad860/3b7714428060499289960fdaad1bb8a0/FLAG2e99e4a85 [2019-11-26 16:45:55,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce9ad860/3b7714428060499289960fdaad1bb8a0 [2019-11-26 16:45:55,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:55,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:55,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:55,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:55,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:55,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:55,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ebe8096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55, skipping insertion in model container [2019-11-26 16:45:55,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:55,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:55,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:57,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:57,340 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:57,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:57,733 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:57,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57 WrapperNode [2019-11-26 16:45:57,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:57,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:57,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:57,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:57,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:57,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:58,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:58,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:58,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:58,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:58,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:58,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:58,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:58,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:58,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:58,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:58,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:57" (1/1) ... [2019-11-26 16:45:58,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:58,289 INFO L168 Benchmark]: Toolchain (without parser) took 2478.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 926.5 MB in the end (delta: 39.5 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:58,290 INFO L168 Benchmark]: CDTParser took 3.11 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. [2019-11-26 16:45:58,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1929.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:58,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 296.63 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 938.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:58,301 INFO L168 Benchmark]: Boogie Preprocessor took 243.30 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 926.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:58,313 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 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 1929.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 296.63 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 938.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.30 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 926.5 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 0.1.24-025d5a2 [2019-11-26 16:46:02,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:02,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:02,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:02,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:02,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:02,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:02,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:02,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:02,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:02,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:02,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:02,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:02,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:02,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:02,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:02,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:02,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:02,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:02,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:02,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:02,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:02,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:02,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:02,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:02,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:02,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:02,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:02,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:02,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:02,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:02,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:02,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:02,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:02,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:02,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:02,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:02,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:02,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:02,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:02,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:02,309 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:02,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:02,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:02,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:02,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:02,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:02,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:02,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:02,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:02,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:02,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:02,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:02,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:02,380 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:02,381 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:02,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:02,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:02,384 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:02,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:02,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:02,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:02,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:02,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:02,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:02,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:02,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:02,390 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:02,390 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:02,391 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:02,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:02,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:02,396 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 -> badb5e839449e413568df201e281c68f67c56eac [2019-11-26 16:46:03,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:03,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:03,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:03,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:03,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:03,171 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-26 16:46:03,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4bd0a30/9dd29b485dbf402ab8441422f70911a5/FLAG98199c900 [2019-11-26 16:46:04,623 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:04,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-26 16:46:04,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4bd0a30/9dd29b485dbf402ab8441422f70911a5/FLAG98199c900 [2019-11-26 16:46:04,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4bd0a30/9dd29b485dbf402ab8441422f70911a5 [2019-11-26 16:46:04,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:04,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:04,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:04,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:04,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:04,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,729 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 26.11 04:46:04, skipping insertion in model container [2019-11-26 16:46:04,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:04,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:06,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:06,369 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:06,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:06,805 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:06,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06 WrapperNode [2019-11-26 16:46:06,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:06,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:06,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:06,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:06,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:06,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:07,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:07,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:07,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:07,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:07,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:07,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:07,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:07,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:07,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:07,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:07,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:06" (1/1) ... [2019-11-26 16:46:07,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:07,281 INFO L168 Benchmark]: Toolchain (without parser) took 2571.01 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 920.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:07,282 INFO L168 Benchmark]: CDTParser took 0.56 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. [2019-11-26 16:46:07,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2101.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.6 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:07,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.57 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:07,291 INFO L168 Benchmark]: Boogie Preprocessor took 229.06 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:07,300 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 2101.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.6 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.57 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.06 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 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...