./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label16.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 9faa7c1e4dce71fac4711302b3a36f7616235919 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label16.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 9faa7c1e4dce71fac4711302b3a36f7616235919 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:55,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:55,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:55,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:55,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:55,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:55,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:55,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:55,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:55,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:55,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:55,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:55,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:55,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:55,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:55,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:55,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:55,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:55,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:55,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:55,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:55,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:55,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:55,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:55,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:55,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:55,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:55,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:55,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:55,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:55,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:55,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:55,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:55,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:55,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:55,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:55,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:55,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:55,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:55,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:55,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:55,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:55,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:55,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:55,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:55,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:55,614 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:55,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:55,617 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:55,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:55,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:55,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:55,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:55,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:55,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:55,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:55,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:55,622 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:55,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:55,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:55,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:55,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:55,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:55,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:55,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:55,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:55,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:55,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:55,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:55,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:55,631 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 -> 9faa7c1e4dce71fac4711302b3a36f7616235919 [2019-11-27 16:00:56,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:56,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:56,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:56,215 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:56,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:56,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label16.c [2019-11-27 16:00:56,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba979aa32/5776e44357694786a8992dc70ae4bcb9/FLAG1d8efa2b4 [2019-11-27 16:00:58,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:58,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label16.c [2019-11-27 16:00:58,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba979aa32/5776e44357694786a8992dc70ae4bcb9/FLAG1d8efa2b4 [2019-11-27 16:00:58,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba979aa32/5776e44357694786a8992dc70ae4bcb9 [2019-11-27 16:00:58,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:58,698 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:58,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:58,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:58,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:58,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:58" (1/1) ... [2019-11-27 16:00:58,722 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 04:00:58, skipping insertion in model container [2019-11-27 16:00:58,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:58" (1/1) ... [2019-11-27 16:00:58,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:59,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:03,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:03,929 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:06,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:06,869 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:06,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06 WrapperNode [2019-11-27 16:01:06,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:06,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:06,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:06,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:06,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:07,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:08,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:08,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:08,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:08,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:08,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:08,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:08,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:08,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:09,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:10,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:10,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:06" (1/1) ... [2019-11-27 16:01:10,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:10,683 INFO L168 Benchmark]: Toolchain (without parser) took 11978.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 773.6 MB in the end (delta: 159.4 MB). Peak memory consumption was 382.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:10,684 INFO L168 Benchmark]: CDTParser took 0.40 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 16:01:10,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8174.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.8 MB in the end (delta: 67.3 MB). Peak memory consumption was 270.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:10,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 1304.77 ms. Allocated memory is still 1.0 GB. Free memory was 865.8 MB in the beginning and 702.9 MB in the end (delta: 162.9 MB). Peak memory consumption was 162.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:10,696 INFO L168 Benchmark]: Boogie Preprocessor took 2492.05 ms. Allocated memory is still 1.0 GB. Free memory was 702.9 MB in the beginning and 773.6 MB in the end (delta: -70.7 MB). Peak memory consumption was 152.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:10,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 8174.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.8 MB in the end (delta: 67.3 MB). Peak memory consumption was 270.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1304.77 ms. Allocated memory is still 1.0 GB. Free memory was 865.8 MB in the beginning and 702.9 MB in the end (delta: 162.9 MB). Peak memory consumption was 162.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2492.05 ms. Allocated memory is still 1.0 GB. Free memory was 702.9 MB in the beginning and 773.6 MB in the end (delta: -70.7 MB). Peak memory consumption was 152.1 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 0.1.24-509859d [2019-11-27 16:01:14,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:14,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:14,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:14,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:14,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:14,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:14,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:14,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:14,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:14,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:14,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:14,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:14,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:14,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:15,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:15,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:15,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:15,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:15,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:15,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:15,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:15,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:15,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:15,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:15,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:15,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:15,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:15,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:15,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:15,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:15,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:15,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:15,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:15,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:15,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:15,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:15,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:15,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:15,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:15,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:15,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:15,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:15,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:15,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:15,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:15,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:15,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:15,137 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:15,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:15,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:15,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:15,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:15,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:15,144 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:15,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:15,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:15,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:15,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:15,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:15,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:15,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:15,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:15,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:15,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:15,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:15,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:15,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:15,151 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:15,152 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:15,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:15,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:15,156 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 -> 9faa7c1e4dce71fac4711302b3a36f7616235919 [2019-11-27 16:01:15,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:15,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:15,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:15,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:15,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:15,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label16.c [2019-11-27 16:01:16,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6280dbb30/b6323141c67c42faa7b9effd66e62adb/FLAGcda6f86aa [2019-11-27 16:01:18,194 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:18,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label16.c [2019-11-27 16:01:18,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6280dbb30/b6323141c67c42faa7b9effd66e62adb/FLAGcda6f86aa [2019-11-27 16:01:18,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6280dbb30/b6323141c67c42faa7b9effd66e62adb [2019-11-27 16:01:18,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:18,401 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:18,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:18,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:18,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:18,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:18,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18, skipping insertion in model container [2019-11-27 16:01:18,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:18,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:18,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:24,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:24,255 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:27,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:27,282 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:27,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27 WrapperNode [2019-11-27 16:01:27,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:27,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:27,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:27,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:27,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:27,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:28,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:28,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:28,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:28,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:28,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:28,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:28,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:28,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:29,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:29,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:29,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:29,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:29,521 INFO L168 Benchmark]: Toolchain (without parser) took 11116.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 856.8 MB in the end (delta: 76.2 MB). Peak memory consumption was 308.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:29,524 INFO L168 Benchmark]: CDTParser took 2.76 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 16:01:29,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8882.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 751.4 MB in the end (delta: 181.7 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:29,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 777.58 ms. Allocated memory is still 1.0 GB. Free memory was 751.4 MB in the beginning and 687.0 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:29,533 INFO L168 Benchmark]: Boogie Preprocessor took 1448.43 ms. Allocated memory is still 1.0 GB. Free memory was 687.0 MB in the beginning and 856.8 MB in the end (delta: -169.8 MB). Peak memory consumption was 62.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:29,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 8882.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 751.4 MB in the end (delta: 181.7 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 777.58 ms. Allocated memory is still 1.0 GB. Free memory was 751.4 MB in the beginning and 687.0 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1448.43 ms. Allocated memory is still 1.0 GB. Free memory was 687.0 MB in the beginning and 856.8 MB in the end (delta: -169.8 MB). Peak memory consumption was 62.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...