./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem06_label30.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 9900d13cc459b6d08de09f4270f837516a8a14dc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label30.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 9900d13cc459b6d08de09f4270f837516a8a14dc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:44,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:44,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:44,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:44,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:44,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:44,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:44,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:44,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:44,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:44,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:44,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:44,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:44,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:44,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:44,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:44,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:44,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:44,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:44,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:44,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:44,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:44,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:44,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:44,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:44,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:44,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:44,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:44,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:44,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:44,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:44,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:44,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:44,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:44,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:44,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:44,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:44,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:44,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:44,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:44,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:44,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:44,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:44,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:44,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:44,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:44,754 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:44,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:44,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:44,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:44,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:44,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:44,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:44,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:44,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:44,760 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:44,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:44,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:44,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:44,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:44,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:44,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:44,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:44,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:44,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:44,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:44,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:44,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:44,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:44,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:44,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:44,768 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 -> 9900d13cc459b6d08de09f4270f837516a8a14dc [2019-11-24 20:43:45,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:45,300 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:45,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:45,310 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:45,314 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:45,315 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-24 20:43:45,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20122c017/d71fcdff54804a6d8a5ef2b4e578e5a2/FLAG0e2023566 [2019-11-24 20:43:47,390 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:47,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-24 20:43:47,492 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20122c017/d71fcdff54804a6d8a5ef2b4e578e5a2/FLAG0e2023566 [2019-11-24 20:43:47,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20122c017/d71fcdff54804a6d8a5ef2b4e578e5a2 [2019-11-24 20:43:47,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:47,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:47,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:47,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:47,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:47,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:47,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47, skipping insertion in model container [2019-11-24 20:43:47,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:47,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:48,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:52,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:52,480 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:55,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:55,445 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:55,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55 WrapperNode [2019-11-24 20:43:55,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:55,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:55,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:55,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:55,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:55,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:56,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:56,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:56,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:56,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:56,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:56,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:56,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:56,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:56,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:56,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:56,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:55" (1/1) ... [2019-11-24 20:43:57,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:57,054 INFO L168 Benchmark]: Toolchain (without parser) took 9504.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 781.0 MB in the end (delta: 152.1 MB). Peak memory consumption was 152.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:57,055 INFO L168 Benchmark]: CDTParser took 0.88 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. [2019-11-24 20:43:57,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7898.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.3 MB in the end (delta: 25.8 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:57,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 894.68 ms. Allocated memory is still 1.0 GB. Free memory was 907.3 MB in the beginning and 831.6 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:57,065 INFO L168 Benchmark]: Boogie Preprocessor took 700.50 ms. Allocated memory is still 1.0 GB. Free memory was 831.6 MB in the beginning and 781.0 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:57,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 7898.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.3 MB in the end (delta: 25.8 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 894.68 ms. Allocated memory is still 1.0 GB. Free memory was 907.3 MB in the beginning and 831.6 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 700.50 ms. Allocated memory is still 1.0 GB. Free memory was 831.6 MB in the beginning and 781.0 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 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 0.1.24-32f2683 [2019-11-24 20:44:01,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:44:01,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:44:01,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:44:01,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:44:01,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:44:01,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:44:01,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:44:01,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:44:01,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:44:01,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:44:01,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:44:01,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:44:01,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:44:01,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:44:01,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:44:01,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:44:01,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:44:01,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:44:01,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:44:01,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:44:01,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:44:01,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:44:01,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:44:01,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:44:01,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:44:01,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:44:01,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:44:01,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:44:01,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:44:01,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:44:01,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:44:01,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:44:01,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:44:01,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:44:01,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:44:01,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:44:01,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:44:01,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:44:01,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:44:01,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:44:01,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:44:01,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:44:01,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:44:01,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:44:01,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:44:01,259 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:44:01,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:44:01,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:44:01,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:44:01,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:44:01,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:44:01,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:44:01,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:44:01,265 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:44:01,266 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:44:01,266 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:44:01,266 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:44:01,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:44:01,268 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:44:01,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:44:01,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:44:01,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:44:01,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:44:01,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:44:01,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:44:01,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:44:01,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:44:01,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:44:01,276 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:44:01,276 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:44:01,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:44:01,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:44:01,278 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 -> 9900d13cc459b6d08de09f4270f837516a8a14dc [2019-11-24 20:44:01,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:44:01,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:44:01,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:44:01,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:44:01,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:44:01,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-24 20:44:02,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daae7e640/7c9f2212424f411dae8648cb0442635e/FLAGdbf07c05b [2019-11-24 20:44:03,967 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:44:03,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-24 20:44:04,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daae7e640/7c9f2212424f411dae8648cb0442635e/FLAGdbf07c05b [2019-11-24 20:44:04,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daae7e640/7c9f2212424f411dae8648cb0442635e [2019-11-24 20:44:04,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:44:04,145 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:44:04,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:04,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:44:04,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:44:04,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:04" (1/1) ... [2019-11-24 20:44:04,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:04, skipping insertion in model container [2019-11-24 20:44:04,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:04" (1/1) ... [2019-11-24 20:44:04,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:44:04,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:44:09,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:09,596 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:44:12,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:12,762 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:44:12,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12 WrapperNode [2019-11-24 20:44:12,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:12,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:12,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:44:12,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:44:12,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:12,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:13,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:44:13,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:44:13,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:44:13,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:14,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:14,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:14,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:44:14,202 INFO L168 Benchmark]: Toolchain (without parser) took 10050.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 753.5 MB in the end (delta: 185.3 MB). Peak memory consumption was 185.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:14,205 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-24 20:44:14,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8621.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 875.4 MB in the end (delta: 63.4 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:14,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 673.08 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 807.1 MB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:14,213 INFO L168 Benchmark]: Boogie Preprocessor took 751.72 ms. Allocated memory is still 1.0 GB. Free memory was 807.1 MB in the beginning and 753.5 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:14,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 8621.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 875.4 MB in the end (delta: 63.4 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 673.08 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 807.1 MB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 751.72 ms. Allocated memory is still 1.0 GB. Free memory was 807.1 MB in the beginning and 753.5 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...