./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem12_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 4ec952b10c3de61bd7b615381e5df5ccec265e8b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_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 4ec952b10c3de61bd7b615381e5df5ccec265e8b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:51,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:51,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:51,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:51,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:51,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:51,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:51,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:51,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:51,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:51,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:51,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:51,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:51,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:51,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:51,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:51,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:51,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:51,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:51,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:51,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:51,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:51,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:51,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:51,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:51,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:51,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:51,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:51,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:51,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:51,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:51,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:51,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:51,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:51,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:51,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:51,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:51,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:51,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:51,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:51,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:51,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:51,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:51,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:51,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:51,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:51,365 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:51,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:51,365 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:51,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:51,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:51,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:51,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:51,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:51,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:51,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:51,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:51,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:51,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:51,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:51,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:51,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:51,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:51,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:51,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:51,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:51,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:51,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:51,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:51,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:51,377 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 -> 4ec952b10c3de61bd7b615381e5df5ccec265e8b [2019-11-27 09:33:51,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:51,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:51,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:51,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:51,880 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:51,881 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-27 09:33:52,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81e002aa4/0c29b6855ef6449bbe877ed31af12fc8/FLAGbe08fc550 [2019-11-27 09:33:53,670 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:53,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-27 09:33:53,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81e002aa4/0c29b6855ef6449bbe877ed31af12fc8/FLAGbe08fc550 [2019-11-27 09:33:53,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81e002aa4/0c29b6855ef6449bbe877ed31af12fc8 [2019-11-27 09:33:53,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:53,800 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:53,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:53,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:53,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:53,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:53" (1/1) ... [2019-11-27 09:33:53,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:53, skipping insertion in model container [2019-11-27 09:33:53,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:53" (1/1) ... [2019-11-27 09:33:53,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:54,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:57,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:57,018 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:58,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:58,450 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:58,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58 WrapperNode [2019-11-27 09:33:58,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:58,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:58,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:58,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:58,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:58,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:59,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:59,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:59,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:59,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:59,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:59,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:59,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:59,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:59,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:59,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:59,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:34:00,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:00,596 INFO L168 Benchmark]: Toolchain (without parser) took 6790.66 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 911.9 MB in the end (delta: 38.3 MB). Peak memory consumption was 317.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:00,597 INFO L168 Benchmark]: CDTParser took 0.35 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 09:34:00,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4648.08 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:00,602 INFO L168 Benchmark]: Boogie Procedure Inliner took 760.90 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:00,605 INFO L168 Benchmark]: Boogie Preprocessor took 1369.93 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 911.9 MB in the end (delta: -159.9 MB). Peak memory consumption was 119.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:00,615 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 4648.08 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 760.90 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1369.93 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 911.9 MB in the end (delta: -159.9 MB). Peak memory consumption was 119.1 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-da95e15 [2019-11-27 09:34:04,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:04,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:04,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:04,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:04,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:04,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:04,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:04,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:04,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:04,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:04,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:04,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:04,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:04,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:04,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:04,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:04,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:04,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:04,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:04,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:04,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:04,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:04,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:04,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:04,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:04,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:04,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:04,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:04,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:04,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:04,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:04,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:04,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:04,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:04,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:04,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:04,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:04,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:04,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:04,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:04,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:04,729 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:04,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:04,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:04,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:04,736 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:04,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:04,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:04,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:04,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:04,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:04,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:04,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:04,744 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:04,745 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:04,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:04,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:04,746 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:04,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:04,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:04,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:04,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:04,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:04,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:04,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:04,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:04,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:04,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:04,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:04,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:04,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:04,756 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 -> 4ec952b10c3de61bd7b615381e5df5ccec265e8b [2019-11-27 09:34:05,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:05,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:05,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:05,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:05,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:05,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-27 09:34:05,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44c4941c2/3beeacd0ac5d49279f81a072917d00fe/FLAGc66e57a11 [2019-11-27 09:34:07,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:07,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-27 09:34:07,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44c4941c2/3beeacd0ac5d49279f81a072917d00fe/FLAGc66e57a11 [2019-11-27 09:34:07,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44c4941c2/3beeacd0ac5d49279f81a072917d00fe [2019-11-27 09:34:07,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:07,170 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:07,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:07,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:07,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:07,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:07" (1/1) ... [2019-11-27 09:34:07,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:07, skipping insertion in model container [2019-11-27 09:34:07,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:07" (1/1) ... [2019-11-27 09:34:07,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:07,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:10,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:10,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:12,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:12,174 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:12,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12 WrapperNode [2019-11-27 09:34:12,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:12,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:12,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:12,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:12,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:12,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:12,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:12,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:12,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:12,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:12,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:12,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:12,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:12,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:12,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:13,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:13,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:13,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:13,412 INFO L168 Benchmark]: Toolchain (without parser) took 6236.46 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 945.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 291.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:13,413 INFO L168 Benchmark]: CDTParser took 1.28 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 09:34:13,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5005.50 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 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:13,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 501.43 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:13,422 INFO L168 Benchmark]: Boogie Preprocessor took 722.03 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 945.0 MB in the end (delta: -210.1 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:13,432 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 5005.50 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 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 501.43 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 722.03 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 945.0 MB in the end (delta: -210.1 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...