./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label40.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 fdb71d9123684ba4fbd9e38eba69a6915dc79397 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label40.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 fdb71d9123684ba4fbd9e38eba69a6915dc79397 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:47,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:47,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:47,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:47,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:47,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:47,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:47,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:47,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:47,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:47,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:47,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:47,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:47,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:47,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:47,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:47,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:47,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:47,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:47,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:47,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:47,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:47,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:47,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:47,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:47,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:47,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:47,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:47,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:47,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:47,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:47,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:47,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:47,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:47,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:47,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:47,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:47,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:47,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:47,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:47,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:47,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:47,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:47,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:47,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:47,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:47,874 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:47,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:47,875 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:47,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:47,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:47,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:47,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:47,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:47,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:47,881 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:47,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:47,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:47,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:47,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:47,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:47,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:47,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:47,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:47,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:47,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:47,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:47,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:47,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:47,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:47,888 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 -> fdb71d9123684ba4fbd9e38eba69a6915dc79397 [2019-11-25 22:38:48,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:48,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:48,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:48,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:48,598 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:48,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-25 22:38:48,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dbea1e33/c5bae4a7ff6347369e975e425860565b/FLAG0ca250ea7 [2019-11-25 22:38:50,424 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:50,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-25 22:38:50,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dbea1e33/c5bae4a7ff6347369e975e425860565b/FLAG0ca250ea7 [2019-11-25 22:38:50,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dbea1e33/c5bae4a7ff6347369e975e425860565b [2019-11-25 22:38:50,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:50,559 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:50,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:50,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:50,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:50,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:50" (1/1) ... [2019-11-25 22:38:50,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:50, skipping insertion in model container [2019-11-25 22:38:50,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:50" (1/1) ... [2019-11-25 22:38:50,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:50,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:53,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:53,847 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:55,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:55,206 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:55,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55 WrapperNode [2019-11-25 22:38:55,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:55,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:55,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:55,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:55,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:55,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:56,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:56,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:56,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:56,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:57,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:57,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:57,430 INFO L168 Benchmark]: Toolchain (without parser) took 6864.49 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 909.5 MB in the end (delta: 40.8 MB). Peak memory consumption was 314.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,431 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:38:57,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4646.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 890.06 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.4 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,442 INFO L168 Benchmark]: Boogie Preprocessor took 1319.42 ms. Allocated memory is still 1.0 GB. Free memory was 751.4 MB in the beginning and 909.5 MB in the end (delta: -158.1 MB). Peak memory consumption was 116.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,454 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4646.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 890.06 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.4 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1319.42 ms. Allocated memory is still 1.0 GB. Free memory was 751.4 MB in the beginning and 909.5 MB in the end (delta: -158.1 MB). Peak memory consumption was 116.0 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 0.1.24-65d6cd2 [2019-11-25 22:39:01,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:01,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:01,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:01,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:01,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:01,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:01,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:01,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:01,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:01,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:01,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:01,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:01,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:01,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:01,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:01,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:01,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:01,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:01,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:01,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:01,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:01,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:01,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:01,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:01,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:01,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:01,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:01,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:01,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:01,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:01,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:01,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:01,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:01,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:01,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:01,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:01,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:01,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:01,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:01,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:01,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:01,612 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:01,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:01,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:01,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:01,618 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:01,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:01,620 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:01,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:01,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:01,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:01,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:01,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:01,625 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:01,625 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:01,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:01,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:01,628 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:01,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:01,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:01,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:01,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:01,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:01,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:01,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:01,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:01,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:01,634 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:01,634 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:01,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:01,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:01,636 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 -> fdb71d9123684ba4fbd9e38eba69a6915dc79397 [2019-11-25 22:39:02,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:02,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:02,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:02,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:02,350 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:02,352 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-25 22:39:02,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ee2af191/83c0bff4f9d8466fb53ad6ec6a6865d4/FLAG410c82bf8 [2019-11-25 22:39:04,160 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:04,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-25 22:39:04,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ee2af191/83c0bff4f9d8466fb53ad6ec6a6865d4/FLAG410c82bf8 [2019-11-25 22:39:04,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ee2af191/83c0bff4f9d8466fb53ad6ec6a6865d4 [2019-11-25 22:39:04,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:04,286 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:04,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:04,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:04,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:04,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:04" (1/1) ... [2019-11-25 22:39:04,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:04, skipping insertion in model container [2019-11-25 22:39:04,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:04" (1/1) ... [2019-11-25 22:39:04,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:04,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:07,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:07,828 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:09,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:09,384 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:09,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09 WrapperNode [2019-11-25 22:39:09,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:09,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:09,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:09,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:09,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:09,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:09,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:09,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:09,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:09,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:09,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:09,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:10,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:10,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:10,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:10,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:10,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:09" (1/1) ... [2019-11-25 22:39:10,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:10,742 INFO L168 Benchmark]: Toolchain (without parser) took 6163.23 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 717.7 MB in the end (delta: 232.5 MB). Peak memory consumption was 232.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:10,743 INFO L168 Benchmark]: CDTParser took 0.83 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. [2019-11-25 22:39:10,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5100.15 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:10,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 536.42 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:10,749 INFO L168 Benchmark]: Boogie Preprocessor took 519.02 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 717.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:10,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 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 5100.15 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 536.42 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 519.02 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 717.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...