./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label31.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/Problem13_label31.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 272aa2c58201c5ead7a088bdd254c9e3cd09869f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label31.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 272aa2c58201c5ead7a088bdd254c9e3cd09869f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:53:33,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:33,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:33,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:33,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:33,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:33,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:33,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:33,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:33,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:33,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:33,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:33,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:33,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:33,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:33,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:33,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:33,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:33,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:33,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:33,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:33,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:33,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:33,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:33,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:33,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:33,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:33,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:33,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:33,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:33,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:33,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:33,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:33,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:33,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:33,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:33,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:33,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:33,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:33,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:33,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:33,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:33,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:33,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:33,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:33,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:33,810 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:33,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:33,811 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:33,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:33,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:33,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:33,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:33,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:33,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:33,818 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:33,818 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:33,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:33,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:33,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:33,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:33,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:33,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:33,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:33,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:33,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:33,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:33,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:33,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:33,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:33,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:33,828 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 -> 272aa2c58201c5ead7a088bdd254c9e3cd09869f [2019-11-24 20:53:34,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:34,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:34,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:34,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:34,459 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:34,461 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2019-11-24 20:53:34,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf2e1c1b/ec6d04a8da194f0ab7a596316cde023f/FLAG9bd0da097 [2019-11-24 20:53:36,326 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:36,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2019-11-24 20:53:36,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf2e1c1b/ec6d04a8da194f0ab7a596316cde023f/FLAG9bd0da097 [2019-11-24 20:53:36,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf2e1c1b/ec6d04a8da194f0ab7a596316cde023f [2019-11-24 20:53:36,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:36,488 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:36,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:36,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:36,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:36,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:36" (1/1) ... [2019-11-24 20:53:36,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:36, skipping insertion in model container [2019-11-24 20:53:36,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:36" (1/1) ... [2019-11-24 20:53:36,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:36,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:40,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:40,369 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:41,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:42,002 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:42,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42 WrapperNode [2019-11-24 20:53:42,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:42,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:42,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:42,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:42,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:42,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:43,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:43,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:43,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:43,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:44,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:44,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:44,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:44,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:44,550 INFO L168 Benchmark]: Toolchain (without parser) took 8057.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 818.9 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:44,551 INFO L168 Benchmark]: CDTParser took 4.15 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 20:53:44,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5520.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:44,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 1615.65 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 879.4 MB in the end (delta: -94.1 MB). Peak memory consumption was 146.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:44,561 INFO L168 Benchmark]: Boogie Preprocessor took 912.49 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 818.9 MB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:44,572 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.15 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 5520.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1615.65 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 879.4 MB in the end (delta: -94.1 MB). Peak memory consumption was 146.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 912.49 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 818.9 MB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 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 0.1.24-32f2683 [2019-11-24 20:53:48,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:48,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:48,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:48,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:48,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:48,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:48,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:48,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:48,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:48,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:48,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:48,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:48,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:48,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:48,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:48,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:48,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:48,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:48,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:48,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:48,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:48,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:48,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:48,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:48,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:48,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:48,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:48,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:48,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:48,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:48,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:48,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:48,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:48,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:48,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:48,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:48,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:48,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:48,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:48,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:48,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:48,648 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:48,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:48,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:48,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:48,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:48,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:48,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:48,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:48,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:48,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:48,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:48,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:48,662 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:48,663 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:48,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:48,664 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:48,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:48,667 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:48,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:48,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:48,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:48,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:48,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:48,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:48,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:48,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:48,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:48,673 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:48,673 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:48,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:48,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:48,675 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 -> 272aa2c58201c5ead7a088bdd254c9e3cd09869f [2019-11-24 20:53:49,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:49,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:49,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:49,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:49,369 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:49,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2019-11-24 20:53:49,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f4d5df0/dec9e59ab4c54fc0a54513cabca64856/FLAG4b3a75a9d [2019-11-24 20:53:51,269 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:51,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2019-11-24 20:53:51,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f4d5df0/dec9e59ab4c54fc0a54513cabca64856/FLAG4b3a75a9d [2019-11-24 20:53:51,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f4d5df0/dec9e59ab4c54fc0a54513cabca64856 [2019-11-24 20:53:51,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:51,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:51,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:51,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:51,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:51,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:51" (1/1) ... [2019-11-24 20:53:51,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:51, skipping insertion in model container [2019-11-24 20:53:51,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:51" (1/1) ... [2019-11-24 20:53:51,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:51,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:55,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:55,444 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:57,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:57,309 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:57,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57 WrapperNode [2019-11-24 20:53:57,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:57,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:57,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:57,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:57,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:57,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:58,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:58,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:58,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:58,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:58,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:58,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:58,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:58,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:58,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:58,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:58,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:57" (1/1) ... [2019-11-24 20:53:58,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:58,977 INFO L168 Benchmark]: Toolchain (without parser) took 7543.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.1 MB in the end (delta: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:58,979 INFO L168 Benchmark]: CDTParser took 2.21 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 20:53:58,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5879.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:58,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 962.26 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.0 MB in the end (delta: -200.5 MB). Peak memory consumption was 38.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:58,987 INFO L168 Benchmark]: Boogie Preprocessor took 691.43 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 883.1 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:58,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.21 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 5879.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 962.26 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.0 MB in the end (delta: -200.5 MB). Peak memory consumption was 38.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 691.43 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 883.1 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...