./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label48.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_label48.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 32a4192ffe4009516d0ff05103da55a4e091ced8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label48.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 32a4192ffe4009516d0ff05103da55a4e091ced8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:34:02,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:02,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:02,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:02,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:02,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:02,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:02,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:02,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:02,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:02,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:02,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:02,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:02,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:02,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:02,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:02,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:02,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:02,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:02,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:02,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:02,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:02,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:02,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:02,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:02,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:02,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:02,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:02,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:02,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:02,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:02,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:02,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:02,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:02,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:02,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:02,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:02,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:02,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:02,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:02,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:02,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:02,634 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:02,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:02,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:02,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:02,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:02,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:02,646 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:02,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:02,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:02,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:02,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:02,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:02,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:02,651 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:02,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:02,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:02,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:02,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:02,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:02,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:02,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:02,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:02,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:02,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:02,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:02,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:02,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:02,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:02,661 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 -> 32a4192ffe4009516d0ff05103da55a4e091ced8 [2019-11-27 09:34:03,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:03,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:03,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:03,265 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:03,271 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:03,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label48.c [2019-11-27 09:34:03,412 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0008777dc/032bf354f3b846909b1ed0e72b49b5fa/FLAGe2a1fd6d1 [2019-11-27 09:34:05,045 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:05,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label48.c [2019-11-27 09:34:05,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0008777dc/032bf354f3b846909b1ed0e72b49b5fa/FLAGe2a1fd6d1 [2019-11-27 09:34:05,558 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0008777dc/032bf354f3b846909b1ed0e72b49b5fa [2019-11-27 09:34:05,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:05,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:05,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:05,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:05,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:05,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:05" (1/1) ... [2019-11-27 09:34:05,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797101d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:05, skipping insertion in model container [2019-11-27 09:34:05,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:05" (1/1) ... [2019-11-27 09:34:05,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:05,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:08,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:08,737 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:10,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:10,093 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:10,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10 WrapperNode [2019-11-27 09:34:10,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:10,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:10,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:10,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:10,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:10,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:10,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:10,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:10,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:10,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:11,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:11,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:11,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:11,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:11,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:11,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:11,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:10" (1/1) ... [2019-11-27 09:34:11,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:11,731 INFO L168 Benchmark]: Toolchain (without parser) took 6160.60 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 724.9 MB in the end (delta: 225.4 MB). Peak memory consumption was 225.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:11,733 INFO L168 Benchmark]: CDTParser took 0.36 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 09:34:11,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4525.97 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 840.9 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:11,740 INFO L168 Benchmark]: Boogie Procedure Inliner took 878.73 ms. Allocated memory is still 1.0 GB. Free memory was 840.9 MB in the beginning and 766.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:11,745 INFO L168 Benchmark]: Boogie Preprocessor took 743.08 ms. Allocated memory is still 1.0 GB. Free memory was 766.4 MB in the beginning and 724.9 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:11,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 4525.97 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 840.9 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 878.73 ms. Allocated memory is still 1.0 GB. Free memory was 840.9 MB in the beginning and 766.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 743.08 ms. Allocated memory is still 1.0 GB. Free memory was 766.4 MB in the beginning and 724.9 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 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-da95e15 [2019-11-27 09:34:15,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:15,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:15,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:16,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:16,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:16,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:16,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:16,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:16,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:16,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:16,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:16,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:16,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:16,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:16,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:16,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:16,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:16,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:16,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:16,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:16,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:16,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:16,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:16,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:16,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:16,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:16,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:16,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:16,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:16,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:16,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:16,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:16,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:16,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:16,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:16,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:16,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:16,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:16,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:16,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:16,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:16,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:16,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:16,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:16,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:16,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:16,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:16,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:16,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:16,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:16,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:16,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:16,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:16,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:16,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:16,208 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:16,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:16,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:16,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:16,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:16,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:16,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:16,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:16,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:16,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:16,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:16,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:16,214 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:16,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:16,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:16,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:16,220 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 -> 32a4192ffe4009516d0ff05103da55a4e091ced8 [2019-11-27 09:34:16,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:16,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:16,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:16,836 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:16,836 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:16,838 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label48.c [2019-11-27 09:34:16,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0670fb952/f68cb60f0d8249fcadb91789bc1405f4/FLAG540183e40 [2019-11-27 09:34:18,728 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:18,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label48.c [2019-11-27 09:34:18,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0670fb952/f68cb60f0d8249fcadb91789bc1405f4/FLAG540183e40 [2019-11-27 09:34:19,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0670fb952/f68cb60f0d8249fcadb91789bc1405f4 [2019-11-27 09:34:19,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:19,198 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:19,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:19,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:19,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:19,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:19,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19, skipping insertion in model container [2019-11-27 09:34:19,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:19,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:19,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:22,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:22,799 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:24,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:24,523 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:24,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24 WrapperNode [2019-11-27 09:34:24,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:24,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:24,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:24,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:24,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:24,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:25,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:25,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:25,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:25,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:25,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:25,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:25,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:25,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:25,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:25,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:25,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:25,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:25,471 INFO L168 Benchmark]: Toolchain (without parser) took 6268.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 727.0 MB in the end (delta: 229.0 MB). Peak memory consumption was 229.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:25,472 INFO L168 Benchmark]: CDTParser took 0.35 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 09:34:25,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5324.00 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 790.0 MB in the end (delta: 166.0 MB). Peak memory consumption was 166.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:25,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 477.64 ms. Allocated memory is still 1.0 GB. Free memory was 790.0 MB in the beginning and 755.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:25,482 INFO L168 Benchmark]: Boogie Preprocessor took 458.94 ms. Allocated memory is still 1.0 GB. Free memory was 755.6 MB in the beginning and 727.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:25,491 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5324.00 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 790.0 MB in the end (delta: 166.0 MB). Peak memory consumption was 166.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 477.64 ms. Allocated memory is still 1.0 GB. Free memory was 790.0 MB in the beginning and 755.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 458.94 ms. Allocated memory is still 1.0 GB. Free memory was 755.6 MB in the beginning and 727.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...