./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label43.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_label43.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 32b4e809914e8a21da9df444e966a0ce5aab3c55 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label43.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 32b4e809914e8a21da9df444e966a0ce5aab3c55 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:45:58,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:58,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:58,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:58,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:58,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:58,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:58,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:58,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:58,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:58,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:58,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:58,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:58,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:58,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:58,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:58,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:58,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:58,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:58,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:58,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:58,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:58,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:58,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:58,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:58,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:58,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:58,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:58,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:58,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:58,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:58,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:58,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:58,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:58,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:58,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:58,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:58,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:58,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:58,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:58,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:58,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:58,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:58,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:58,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:58,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:58,277 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:58,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:58,277 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:58,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:58,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:58,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:58,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:58,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:58,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:58,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:58,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:58,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:58,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:58,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:58,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:58,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:58,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:58,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:58,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:58,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:58,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:58,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:58,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:58,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:58,294 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 -> 32b4e809914e8a21da9df444e966a0ce5aab3c55 [2019-11-26 16:45:58,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:58,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:58,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:58,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:58,771 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:58,772 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label43.c [2019-11-26 16:45:58,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02ea7089/2fa8e6f15f774eb49e0799d40eb9aaf5/FLAGb2e217010 [2019-11-26 16:46:00,296 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:00,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label43.c [2019-11-26 16:46:00,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02ea7089/2fa8e6f15f774eb49e0799d40eb9aaf5/FLAGb2e217010 [2019-11-26 16:46:00,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02ea7089/2fa8e6f15f774eb49e0799d40eb9aaf5 [2019-11-26 16:46:00,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:00,396 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:00,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:00,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:00,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:00,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:00" (1/1) ... [2019-11-26 16:46:00,421 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 04:46:00, skipping insertion in model container [2019-11-26 16:46:00,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:00" (1/1) ... [2019-11-26 16:46:00,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:00,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:01,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:01,996 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:02,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:02,409 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:02,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02 WrapperNode [2019-11-26 16:46:02,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:02,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:02,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:02,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:02,434 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 16:46:02,488 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 16:46:02,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:02,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:02,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:02,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:02,704 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 16:46:02,707 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 16:46:02,726 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 16:46:02,728 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 16:46:02,807 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 16:46:02,852 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 16:46:02,876 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 16:46:02,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:02,912 INFO L168 Benchmark]: Toolchain (without parser) took 2512.74 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 921.7 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,915 INFO L168 Benchmark]: CDTParser took 1.34 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 16:46:02,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2009.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.14 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,923 INFO L168 Benchmark]: Boogie Preprocessor took 221.35 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 2009.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 269.14 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.35 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.7 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 16:46:06,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:06,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:06,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:06,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:06,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:06,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:06,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:06,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:06,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:06,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:06,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:06,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:06,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:06,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:06,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:06,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:06,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:06,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:06,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:06,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:06,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:06,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:06,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:06,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:06,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:06,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:06,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:06,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:06,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:06,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:06,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:06,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:06,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:06,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:06,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:06,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:06,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:06,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:06,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:06,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:07,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:07,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:07,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:07,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:07,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:07,052 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:07,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:07,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:07,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:07,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:07,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:07,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:07,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:07,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:07,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:07,060 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:07,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:07,060 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:07,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:07,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:07,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:07,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:07,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:07,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:07,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:07,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:07,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:07,066 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:07,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:07,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:07,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:07,071 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 -> 32b4e809914e8a21da9df444e966a0ce5aab3c55 [2019-11-26 16:46:07,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:07,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:07,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:07,691 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:07,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:07,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label43.c [2019-11-26 16:46:07,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec10be7d/2cefc9dcd7d04983aa181caaf5dcc83f/FLAGc662fd645 [2019-11-26 16:46:09,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:09,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label43.c [2019-11-26 16:46:09,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec10be7d/2cefc9dcd7d04983aa181caaf5dcc83f/FLAGc662fd645 [2019-11-26 16:46:09,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec10be7d/2cefc9dcd7d04983aa181caaf5dcc83f [2019-11-26 16:46:09,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:09,462 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:09,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:09,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:09,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:09,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:09" (1/1) ... [2019-11-26 16:46:09,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 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 16:46:09,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:09" (1/1) ... [2019-11-26 16:46:09,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:09,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:11,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:11,344 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:11,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:11,797 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:11,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11 WrapperNode [2019-11-26 16:46:11,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:11,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:11,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:11,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:11,821 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 16:46:11,879 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 16:46:12,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:12,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:12,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:12,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:12,086 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 16:46:12,087 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 16:46:12,105 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 16:46:12,110 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 16:46:12,196 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 16:46:12,241 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 16:46:12,266 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 16:46:12,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:12,299 INFO L168 Benchmark]: Toolchain (without parser) took 2832.39 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 931.7 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,302 INFO L168 Benchmark]: CDTParser took 0.44 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 16:46:12,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2328.12 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 954.6 MB in the end (delta: 7.1 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,307 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.43 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 948.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,310 INFO L168 Benchmark]: Boogie Preprocessor took 230.11 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,320 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2328.12 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 954.6 MB in the end (delta: 7.1 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.43 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 948.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 230.11 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...