./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_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 e22aca670eebcc48bb749d0b781a89489aaaae48 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_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 e22aca670eebcc48bb749d0b781a89489aaaae48 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:43,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:43,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:43,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:43,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:43,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:43,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:43,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:43,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:43,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:43,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:43,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:43,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:43,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:43,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:43,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:43,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:43,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:43,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:43,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:43,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:43,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:43,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:43,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:43,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:43,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:43,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:43,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:43,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:43,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:43,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:43,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:43,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:43,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:43,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:43,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:43,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:43,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:43,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:43,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:43,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:43,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:44,011 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:44,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:44,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:44,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:44,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:44,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:44,020 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:44,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:44,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:44,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:44,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:44,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:44,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:44,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:44,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:44,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:44,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:44,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:44,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:44,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:44,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:44,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:44,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:44,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:44,032 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:44,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:44,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:44,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:44,035 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 -> e22aca670eebcc48bb749d0b781a89489aaaae48 [2019-11-27 09:22:44,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:44,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:44,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:44,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:44,697 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:44,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-27 09:22:44,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd5e0654/24a73cd0c3f245f79c2d919f4f4372f9/FLAGef80970dc [2019-11-27 09:22:46,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:46,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-27 09:22:46,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd5e0654/24a73cd0c3f245f79c2d919f4f4372f9/FLAGef80970dc [2019-11-27 09:22:46,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd5e0654/24a73cd0c3f245f79c2d919f4f4372f9 [2019-11-27 09:22:46,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:46,626 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:46,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:46,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:46,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:46,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:46" (1/1) ... [2019-11-27 09:22:46,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:46, skipping insertion in model container [2019-11-27 09:22:46,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:46" (1/1) ... [2019-11-27 09:22:46,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:46,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:49,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:49,898 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:51,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:51,541 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:51,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51 WrapperNode [2019-11-27 09:22:51,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:51,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:51,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:51,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:51,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:51,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:52,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:52,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:52,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:52,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:52,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:52,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:52,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:52,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:52,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:52,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:52,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:52,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:52,604 INFO L168 Benchmark]: Toolchain (without parser) took 5971.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 193.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:52,605 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:52,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4915.99 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 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:52,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 509.72 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:52,615 INFO L168 Benchmark]: Boogie Preprocessor took 536.85 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:52,627 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 4915.99 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 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 509.72 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 536.85 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:56,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:56,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:56,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:56,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:56,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:56,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:56,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:56,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:56,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:56,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:56,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:56,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:56,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:56,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:56,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:56,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:56,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:56,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:56,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:56,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:56,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:56,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:56,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:56,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:56,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:56,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:56,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:56,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:56,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:56,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:56,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:56,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:56,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:56,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:56,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:56,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:56,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:56,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:56,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:56,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:56,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:56,872 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:56,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:56,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:56,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:56,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:56,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:56,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:56,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:56,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:56,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:56,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:56,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:56,890 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:56,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:56,891 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:56,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:56,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:56,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:56,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:56,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:56,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:56,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:56,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:56,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:56,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:56,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:56,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:56,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:56,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:56,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:56,905 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 -> e22aca670eebcc48bb749d0b781a89489aaaae48 [2019-11-27 09:22:57,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:57,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:57,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:57,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:57,508 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:57,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-27 09:22:57,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7826022e8/f1d2d9cb5ab74b4bae3983e9311d05b0/FLAG5865f9000 [2019-11-27 09:22:59,396 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:59,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-27 09:22:59,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7826022e8/f1d2d9cb5ab74b4bae3983e9311d05b0/FLAG5865f9000 [2019-11-27 09:22:59,507 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7826022e8/f1d2d9cb5ab74b4bae3983e9311d05b0 [2019-11-27 09:22:59,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:59,520 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:59,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:59,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:59,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:59,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:59" (1/1) ... [2019-11-27 09:22:59,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:59, skipping insertion in model container [2019-11-27 09:22:59,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:59" (1/1) ... [2019-11-27 09:22:59,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:59,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:03,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:03,175 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:04,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:04,876 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:04,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04 WrapperNode [2019-11-27 09:23:04,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:04,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:04,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:04,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:04,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:05,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:05,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:05,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:05,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:05,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:05,984 INFO L168 Benchmark]: Toolchain (without parser) took 6457.92 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 733.0 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:05,986 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:05,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5354.08 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:05,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 518.76 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:05,998 INFO L168 Benchmark]: Boogie Preprocessor took 573.49 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 5354.08 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 518.76 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 573.49 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...