./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label41.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/Problem11_label41.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 b69b485ba3f18cfe3e9e955281eab521319815d9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label41.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 b69b485ba3f18cfe3e9e955281eab521319815d9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:45:57,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:57,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:57,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:57,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:57,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:57,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:57,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:57,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:57,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:57,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:57,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:57,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:57,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:57,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:57,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:57,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:57,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:57,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:57,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:57,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:57,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:57,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:57,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:57,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:57,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:57,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:57,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:57,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:57,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:57,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:57,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:57,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:57,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:57,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:57,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:57,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:57,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:57,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:57,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:57,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:57,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:57,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:57,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:57,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:57,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:57,864 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:57,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:57,867 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:57,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:57,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:57,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:57,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:57,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:57,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:57,873 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:57,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:57,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:57,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:57,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:57,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:57,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:57,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:57,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:57,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:57,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:57,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:57,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:57,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:57,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:57,882 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 -> b69b485ba3f18cfe3e9e955281eab521319815d9 [2019-11-26 16:45:58,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:58,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:58,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:58,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:58,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:58,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label41.c [2019-11-26 16:45:58,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/776731299/a0b32147c8b246118996a2e6ff575107/FLAG68010c8d5 [2019-11-26 16:46:00,009 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:00,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label41.c [2019-11-26 16:46:00,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/776731299/a0b32147c8b246118996a2e6ff575107/FLAG68010c8d5 [2019-11-26 16:46:00,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/776731299/a0b32147c8b246118996a2e6ff575107 [2019-11-26 16:46:00,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:00,380 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:00,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:00,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:00,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:00,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:00" (1/1) ... [2019-11-26 16:46:00,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:00, skipping insertion in model container [2019-11-26 16:46:00,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:00" (1/1) ... [2019-11-26 16:46:00,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:00,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:01,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:01,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:02,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:02,370 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:02,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02 WrapperNode [2019-11-26 16:46:02,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:02,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:02,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:02,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:02,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:02,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:02,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:02,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:02,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:02,977 INFO L168 Benchmark]: Toolchain (without parser) took 2590.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 941.6 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,978 INFO L168 Benchmark]: CDTParser took 1.02 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 16:46:02,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1989.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 970.3 MB in the end (delta: -10.0 MB). Peak memory consumption was 47.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.30 ms. Allocated memory is still 1.0 GB. Free memory was 970.3 MB in the beginning and 953.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,992 INFO L168 Benchmark]: Boogie Preprocessor took 293.62 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 941.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 1989.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 970.3 MB in the end (delta: -10.0 MB). Peak memory consumption was 47.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.30 ms. Allocated memory is still 1.0 GB. Free memory was 970.3 MB in the beginning and 953.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 293.62 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 941.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:06,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:06,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:07,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:07,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:07,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:07,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:07,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:07,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:07,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:07,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:07,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:07,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:07,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:07,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:07,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:07,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:07,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:07,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:07,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:07,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:07,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:07,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:07,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:07,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:07,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:07,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:07,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:07,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:07,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:07,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:07,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:07,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:07,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:07,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:07,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:07,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:07,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:07,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:07,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:07,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:07,156 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:07,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:07,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:07,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:07,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:07,206 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:07,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:07,207 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:07,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:07,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:07,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:07,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:07,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:07,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:07,212 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:07,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:07,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:07,214 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:07,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:07,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:07,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:07,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:07,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:07,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:07,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:07,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:07,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:07,220 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:07,220 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:07,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:07,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:07,222 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 -> b69b485ba3f18cfe3e9e955281eab521319815d9 [2019-11-26 16:46:07,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:07,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:07,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:07,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:07,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:07,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label41.c [2019-11-26 16:46:08,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/197b76026/5ed6fa2557ea41578cd678602323b229/FLAGcb515dac9 [2019-11-26 16:46:09,402 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:09,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label41.c [2019-11-26 16:46:09,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/197b76026/5ed6fa2557ea41578cd678602323b229/FLAGcb515dac9 [2019-11-26 16:46:09,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/197b76026/5ed6fa2557ea41578cd678602323b229 [2019-11-26 16:46:09,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:09,497 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:09,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:09,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:09,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:09,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:09" (1/1) ... [2019-11-26 16:46:09,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f662366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:09, skipping insertion in model container [2019-11-26 16:46:09,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:09" (1/1) ... [2019-11-26 16:46:09,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:09,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:11,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:11,227 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:11,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:11,719 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:11,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11 WrapperNode [2019-11-26 16:46:11,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:11,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:11,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:11,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:11,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:11,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:11,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:11,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:12,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:12,243 INFO L168 Benchmark]: Toolchain (without parser) took 2747.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.4 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,245 INFO L168 Benchmark]: CDTParser took 2.40 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 16:46:12,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2224.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.91 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,256 INFO L168 Benchmark]: Boogie Preprocessor took 243.46 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 2224.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.91 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.46 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...