./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem15_label55.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 297aead311cc5c8731f2891f7cef2f7c75fa3ee5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label55.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 297aead311cc5c8731f2891f7cef2f7c75fa3ee5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:19,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:19,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:19,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:19,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:19,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:19,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:19,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:19,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:19,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:19,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:19,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:19,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:19,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:19,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:19,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:19,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:19,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:19,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:19,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:19,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:19,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:19,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:19,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:19,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:19,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:19,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:19,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:19,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:19,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:19,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:19,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:19,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:19,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:19,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:19,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:19,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:19,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:19,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:19,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:19,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:19,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:19,831 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:19,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:19,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:19,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:19,840 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:19,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:19,843 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:19,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:19,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:19,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:19,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:19,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:19,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:19,847 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:19,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:19,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:19,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:19,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:19,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:19,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:19,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:19,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:19,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:19,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:19,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:19,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:19,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:19,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:19,858 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 -> 297aead311cc5c8731f2891f7cef2f7c75fa3ee5 [2019-11-26 16:49:20,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:20,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:20,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:20,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:20,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:20,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2019-11-26 16:49:20,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edbcbb9b6/22420c1601de47a59d7fc0fd9c28a526/FLAGe10f2e0ab [2019-11-26 16:49:22,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:22,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2019-11-26 16:49:22,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edbcbb9b6/22420c1601de47a59d7fc0fd9c28a526/FLAGe10f2e0ab [2019-11-26 16:49:22,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edbcbb9b6/22420c1601de47a59d7fc0fd9c28a526 [2019-11-26 16:49:22,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:22,097 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:22,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:22,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:22,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:22,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:22,118 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 26.11 04:49:22, skipping insertion in model container [2019-11-26 16:49:22,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:22,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:22,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:23,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:23,983 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:24,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:24,611 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:24,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24 WrapperNode [2019-11-26 16:49:24,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:24,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:24,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:24,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:24,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:24,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:25,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:25,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:25,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:25,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:25,582 INFO L168 Benchmark]: Toolchain (without parser) took 3476.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 857.8 MB in the end (delta: 96.6 MB). Peak memory consumption was 96.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:25,586 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:49:25,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2516.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 915.1 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:25,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 465.94 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:25,595 INFO L168 Benchmark]: Boogie Preprocessor took 484.43 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:25,607 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2516.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 915.1 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 465.94 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 484.43 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-025d5a2 [2019-11-26 16:49:29,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:29,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:29,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:29,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:29,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:29,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:29,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:29,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:29,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:29,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:29,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:29,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:29,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:29,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:29,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:29,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:29,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:29,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:29,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:29,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:29,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:29,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:29,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:29,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:29,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:29,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:29,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:29,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:29,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:29,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:29,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:29,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:29,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:29,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:29,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:29,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:29,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:29,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:29,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:29,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:29,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:29,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:29,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:29,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:29,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:29,637 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:29,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:29,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:29,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:29,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:29,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:29,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:29,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:29,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:29,654 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:29,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:29,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:29,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:29,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:29,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:29,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:29,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:29,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:29,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:29,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:29,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:29,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:29,664 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:29,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:29,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:29,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:29,669 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 -> 297aead311cc5c8731f2891f7cef2f7c75fa3ee5 [2019-11-26 16:49:30,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:30,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:30,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:30,279 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:30,282 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:30,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2019-11-26 16:49:30,431 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dff9b0c19/8c91e6cdf8e84524919f1f34b65a6626/FLAGea2f4e8e8 [2019-11-26 16:49:31,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:31,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2019-11-26 16:49:31,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dff9b0c19/8c91e6cdf8e84524919f1f34b65a6626/FLAGea2f4e8e8 [2019-11-26 16:49:32,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dff9b0c19/8c91e6cdf8e84524919f1f34b65a6626 [2019-11-26 16:49:32,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:32,126 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:32,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:32,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:32,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:32,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:32,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32, skipping insertion in model container [2019-11-26 16:49:32,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:32,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:32,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:34,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:34,443 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:35,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:35,233 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:35,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35 WrapperNode [2019-11-26 16:49:35,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:35,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:35,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:35,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:35,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:35,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:35,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:35,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:35,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:35" (1/1) ... [2019-11-26 16:49:35,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:35,808 INFO L168 Benchmark]: Toolchain (without parser) took 3676.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 867.4 MB in the end (delta: 88.5 MB). Peak memory consumption was 88.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:35,809 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-26 16:49:35,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3100.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.1 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:35,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.95 ms. Allocated memory is still 1.0 GB. Free memory was 896.1 MB in the beginning and 878.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:35,820 INFO L168 Benchmark]: Boogie Preprocessor took 267.08 ms. Allocated memory is still 1.0 GB. Free memory was 878.9 MB in the beginning and 867.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:35,828 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 3100.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.1 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.95 ms. Allocated memory is still 1.0 GB. Free memory was 896.1 MB in the beginning and 878.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.08 ms. Allocated memory is still 1.0 GB. Free memory was 878.9 MB in the beginning and 867.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...