./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label07.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/Problem12_label07.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 46ec55592de16223799be8e45930defb100d2b89 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label07.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 46ec55592de16223799be8e45930defb100d2b89 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:15,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:15,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:15,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:15,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:15,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:15,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:15,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:15,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:15,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:15,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:15,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:15,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:15,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:15,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:15,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:15,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:15,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:15,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:15,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:15,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:15,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:15,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:15,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:15,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:15,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:15,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:15,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:15,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:15,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:15,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:15,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:15,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:15,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:15,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:15,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:15,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:15,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:15,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:15,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:15,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:15,240 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:15,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:15,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:15,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:15,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:15,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:15,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:15,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:15,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:15,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:15,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:15,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:15,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:15,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:15,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:15,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:15,297 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:15,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:15,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:15,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:15,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:15,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:15,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:15,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:15,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:15,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:15,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:15,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:15,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:15,305 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 -> 46ec55592de16223799be8e45930defb100d2b89 [2019-11-26 16:46:15,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:15,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:15,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:15,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:15,932 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:15,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-26 16:46:16,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8caede3/602dc778a98c4901901e84004c1d4ca2/FLAGab902426b [2019-11-26 16:46:17,809 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:17,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-26 16:46:17,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8caede3/602dc778a98c4901901e84004c1d4ca2/FLAGab902426b [2019-11-26 16:46:17,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8caede3/602dc778a98c4901901e84004c1d4ca2 [2019-11-26 16:46:17,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:17,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:17,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:17,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:17,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:17,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:17" (1/1) ... [2019-11-26 16:46:17,982 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 04:46:17, skipping insertion in model container [2019-11-26 16:46:17,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:17" (1/1) ... [2019-11-26 16:46:18,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:18,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:21,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:21,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:22,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:22,746 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:22,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22 WrapperNode [2019-11-26 16:46:22,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:22,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:22,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:22,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:22,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:22,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:23,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:23,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:23,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:23,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:24,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:24,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:24,832 INFO L168 Benchmark]: Toolchain (without parser) took 6867.59 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 909.2 MB in the end (delta: 46.8 MB). Peak memory consumption was 321.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:24,833 INFO L168 Benchmark]: CDTParser took 0.37 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 16:46:24,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4786.50 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 820.9 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:24,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 719.28 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.2 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:24,845 INFO L168 Benchmark]: Boogie Preprocessor took 1354.11 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 909.2 MB in the end (delta: -157.0 MB). Peak memory consumption was 118.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:24,855 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4786.50 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 820.9 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 719.28 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.2 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1354.11 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 909.2 MB in the end (delta: -157.0 MB). Peak memory consumption was 118.0 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 16:46:28,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:28,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:28,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:28,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:28,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:28,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:28,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:28,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:28,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:28,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:28,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:28,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:28,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:28,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:28,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:28,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:28,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:28,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:28,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:28,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:28,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:28,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:28,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:28,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:28,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:28,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:28,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:29,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:29,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:29,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:29,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:29,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:29,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:29,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:29,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:29,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:29,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:29,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:29,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:29,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:29,024 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:29,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:29,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:29,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:29,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:29,076 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:29,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:29,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:29,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:29,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:29,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:29,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:29,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:29,083 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:29,084 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:29,084 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:29,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:29,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:29,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:29,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:29,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:29,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:29,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:29,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:29,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:29,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:29,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:29,092 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:29,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:29,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:29,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:29,094 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 -> 46ec55592de16223799be8e45930defb100d2b89 [2019-11-26 16:46:29,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:29,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:29,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:29,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:29,729 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:29,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-26 16:46:29,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c8d791a/8e60fbbe0a214bd389eb7a18a1f3eced/FLAG5b8f80e30 [2019-11-26 16:46:31,610 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:31,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-26 16:46:31,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c8d791a/8e60fbbe0a214bd389eb7a18a1f3eced/FLAG5b8f80e30 [2019-11-26 16:46:31,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c8d791a/8e60fbbe0a214bd389eb7a18a1f3eced [2019-11-26 16:46:31,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:31,756 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:31,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:31,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:31,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:31,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:31" (1/1) ... [2019-11-26 16:46:31,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:31, skipping insertion in model container [2019-11-26 16:46:31,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:31" (1/1) ... [2019-11-26 16:46:31,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:32,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:35,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:35,336 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:36,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:37,053 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:37,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37 WrapperNode [2019-11-26 16:46:37,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:37,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:37,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:37,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:37,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:37,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:37,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:37,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:37,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:37,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:37,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:37,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:37,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:37,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:37,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:38,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:38,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:37" (1/1) ... [2019-11-26 16:46:38,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:38,492 INFO L168 Benchmark]: Toolchain (without parser) took 6729.14 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 941.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 285.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:38,493 INFO L168 Benchmark]: CDTParser took 3.90 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 16:46:38,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5295.24 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:38,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.43 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:38,500 INFO L168 Benchmark]: Boogie Preprocessor took 924.71 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 941.2 MB in the end (delta: -200.5 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:38,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.90 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 5295.24 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.43 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 924.71 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 941.2 MB in the end (delta: -200.5 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...