./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label27.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/Problem04_label27.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 e76289490354f431cc8dd1b600932d6e6f797609 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label27.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 e76289490354f431cc8dd1b600932d6e6f797609 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:25,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:25,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:25,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:25,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:25,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:25,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:25,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:25,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:25,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:25,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:25,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:25,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:25,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:25,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:25,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:25,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:25,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:25,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:25,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:25,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:25,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:25,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:25,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:25,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:25,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:25,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:25,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:25,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:25,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:25,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:25,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:25,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:25,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:25,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:25,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:25,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:25,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:25,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:25,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:25,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:25,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:25,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:25,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:25,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:25,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:25,936 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:25,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:25,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:25,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:25,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:25,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:25,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:25,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:25,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:25,941 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:25,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:25,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:25,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:25,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:25,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:25,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:25,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:25,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:25,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:25,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:25,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:25,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:25,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:25,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:25,950 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 -> e76289490354f431cc8dd1b600932d6e6f797609 [2019-11-26 16:35:26,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:26,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:26,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:26,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:26,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:26,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-26 16:35:26,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f567bfb9/c77cae988ee6487c9c388cc2f2952390/FLAGbb6d772ed [2019-11-26 16:35:28,503 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:28,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-26 16:35:28,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f567bfb9/c77cae988ee6487c9c388cc2f2952390/FLAGbb6d772ed [2019-11-26 16:35:28,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f567bfb9/c77cae988ee6487c9c388cc2f2952390 [2019-11-26 16:35:28,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:28,632 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:28,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:28,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:28,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:28,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:28" (1/1) ... [2019-11-26 16:35:28,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:28, skipping insertion in model container [2019-11-26 16:35:28,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:28" (1/1) ... [2019-11-26 16:35:28,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:28,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:32,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:32,189 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:33,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:34,026 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:34,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34 WrapperNode [2019-11-26 16:35:34,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:34,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:34,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:34,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:34,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:34,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:34,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:34,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:34,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:34,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:34,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:34,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:34,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:34,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:35,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:35,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:35,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:34" (1/1) ... [2019-11-26 16:35:35,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:35,369 INFO L168 Benchmark]: Toolchain (without parser) took 6731.51 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 750.2 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:35,372 INFO L168 Benchmark]: CDTParser took 2.86 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 16:35:35,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5392.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:35,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 645.80 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:35,382 INFO L168 Benchmark]: Boogie Preprocessor took 683.28 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:35,395 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 5392.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 645.80 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 683.28 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:39,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:39,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:39,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:39,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:39,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:39,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:39,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:39,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:39,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:39,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:39,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:39,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:39,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:39,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:39,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:39,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:39,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:39,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:39,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:39,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:39,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:39,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:39,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:39,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:39,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:39,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:39,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:39,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:39,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:39,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:39,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:39,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:39,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:39,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:39,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:39,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:39,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:39,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:39,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:39,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:39,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:39,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:39,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:39,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:39,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:39,521 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:39,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:39,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:39,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:39,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:39,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:39,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:39,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:39,524 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:39,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:39,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:39,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:39,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:39,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:39,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:39,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:39,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:39,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:39,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:39,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:39,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:39,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:39,532 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:39,535 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:39,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:39,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:39,537 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 -> e76289490354f431cc8dd1b600932d6e6f797609 [2019-11-26 16:35:40,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:40,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:40,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:40,151 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:40,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:40,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-26 16:35:40,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a9c1009/2a20b81adf8c4f209b3262f175e55bd6/FLAG022839121 [2019-11-26 16:35:41,920 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:41,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-26 16:35:41,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a9c1009/2a20b81adf8c4f209b3262f175e55bd6/FLAG022839121 [2019-11-26 16:35:42,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a9c1009/2a20b81adf8c4f209b3262f175e55bd6 [2019-11-26 16:35:42,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:42,051 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:42,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:42,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:42,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:42,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:42" (1/1) ... [2019-11-26 16:35:42,077 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 26.11 04:35:42, skipping insertion in model container [2019-11-26 16:35:42,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:42" (1/1) ... [2019-11-26 16:35:42,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:42,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:45,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:45,425 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:47,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:47,175 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:47,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47 WrapperNode [2019-11-26 16:35:47,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:47,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:47,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:47,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:47,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:47,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:47,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:47,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:47,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:47,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:47,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:47,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:47,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:47,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:48,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:48,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:48,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:48,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:48,329 INFO L168 Benchmark]: Toolchain (without parser) took 6271.43 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 734.5 MB in the end (delta: 215.7 MB). Peak memory consumption was 215.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:48,332 INFO L168 Benchmark]: CDTParser took 2.82 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:48,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5123.81 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:48,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 587.00 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:48,341 INFO L168 Benchmark]: Boogie Preprocessor took 551.60 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:48,353 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5123.81 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 587.00 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 551.60 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.5 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...