./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem13_label42.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 ab5180488af8cfffb9e6e947aef93ceb35da0bb3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label42.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 ab5180488af8cfffb9e6e947aef93ceb35da0bb3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:53:39,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:39,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:39,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:39,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:39,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:39,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:39,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:39,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:39,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:39,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:39,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:39,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:39,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:39,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:39,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:39,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:39,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:39,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:39,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:39,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:39,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:39,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:39,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:39,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:39,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:39,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:39,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:39,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:39,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:39,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:39,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:39,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:39,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:39,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:39,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:39,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:39,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:39,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:39,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:40,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:40,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:40,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:40,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:40,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:40,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:40,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:40,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:40,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:40,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:40,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:40,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:40,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:40,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:40,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:40,056 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:40,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:40,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:40,057 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:40,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:40,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:40,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:40,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:40,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:40,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:40,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:40,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:40,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:40,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:40,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:40,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:40,064 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 -> ab5180488af8cfffb9e6e947aef93ceb35da0bb3 [2019-11-24 20:53:40,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:40,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:40,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:40,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:40,660 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:40,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-24 20:53:40,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79490cf16/ff4594b06fd94db4b127209ca706dcea/FLAG11f4de22b [2019-11-24 20:53:42,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:42,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-24 20:53:42,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79490cf16/ff4594b06fd94db4b127209ca706dcea/FLAG11f4de22b [2019-11-24 20:53:42,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79490cf16/ff4594b06fd94db4b127209ca706dcea [2019-11-24 20:53:42,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:42,823 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:42,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:42,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:42,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:42,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:42,849 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 24.11 08:53:42, skipping insertion in model container [2019-11-24 20:53:42,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:42,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:43,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:46,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:46,599 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:48,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:48,424 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:48,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48 WrapperNode [2019-11-24 20:53:48,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:48,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:48,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:48,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:48,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:48,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:50,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:50,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:50,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:50,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:50,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:50,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:50,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:50,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:50,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:50,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:51,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:48" (1/1) ... [2019-11-24 20:53:51,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:51,201 INFO L168 Benchmark]: Toolchain (without parser) took 8374.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 811.0 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:51,202 INFO L168 Benchmark]: CDTParser took 1.09 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. [2019-11-24 20:53:51,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5599.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:51,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 1634.79 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 873.1 MB in the end (delta: -93.6 MB). Peak memory consumption was 136.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:51,213 INFO L168 Benchmark]: Boogie Preprocessor took 1126.25 ms. Allocated memory is still 1.0 GB. Free memory was 873.1 MB in the beginning and 811.0 MB in the end (delta: 62.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:51,237 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 5599.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1634.79 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 873.1 MB in the end (delta: -93.6 MB). Peak memory consumption was 136.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1126.25 ms. Allocated memory is still 1.0 GB. Free memory was 873.1 MB in the beginning and 811.0 MB in the end (delta: 62.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:53:55,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:55,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:55,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:55,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:55,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:55,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:55,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:55,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:55,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:55,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:55,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:55,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:55,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:55,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:55,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:55,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:55,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:55,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:55,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:55,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:55,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:55,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:55,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:55,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:55,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:55,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:55,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:55,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:55,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:55,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:55,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:55,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:55,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:55,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:55,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:55,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:55,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:55,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:55,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:55,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:55,513 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:55,567 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:55,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:55,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:55,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:55,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:55,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:55,582 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:55,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:55,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:55,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:55,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:55,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:55,585 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:55,586 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:55,586 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:55,587 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:55,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:55,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:55,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:55,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:55,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:55,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:55,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:55,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:55,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:55,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:55,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:55,594 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:55,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:55,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:55,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:55,601 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 -> ab5180488af8cfffb9e6e947aef93ceb35da0bb3 [2019-11-24 20:53:56,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:56,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:56,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:56,213 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:56,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:56,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-24 20:53:56,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51db5c20f/8ccacfd0b49345d2a2711cd241b6726e/FLAG0af0f4de5 [2019-11-24 20:53:58,202 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:58,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-24 20:53:58,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51db5c20f/8ccacfd0b49345d2a2711cd241b6726e/FLAG0af0f4de5 [2019-11-24 20:53:58,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51db5c20f/8ccacfd0b49345d2a2711cd241b6726e [2019-11-24 20:53:58,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:58,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:58,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:58,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:58,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:58,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:53:58,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58, skipping insertion in model container [2019-11-24 20:53:58,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:53:58,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:58,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:02,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:02,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:04,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:04,348 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:04,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04 WrapperNode [2019-11-24 20:54:04,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:04,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:04,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:04,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:04,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:04,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:05,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:05,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:05,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:05,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:05,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:05,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:05,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:05,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:05,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:05,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:05,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:04" (1/1) ... [2019-11-24 20:54:05,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:05,767 INFO L168 Benchmark]: Toolchain (without parser) took 7420.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 888.0 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:05,770 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 20:54:05,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6004.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 720.8 MB in the end (delta: 223.7 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:05,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 883.65 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 921.6 MB in the end (delta: -200.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:05,779 INFO L168 Benchmark]: Boogie Preprocessor took 518.57 ms. Allocated memory is still 1.0 GB. Free memory was 921.6 MB in the beginning and 888.0 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:05,789 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 6004.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 720.8 MB in the end (delta: 223.7 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 883.65 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 921.6 MB in the end (delta: -200.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 518.57 ms. Allocated memory is still 1.0 GB. Free memory was 921.6 MB in the beginning and 888.0 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...