./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem02_label48.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 d21c5ccf8cec8e25a14d9a868b5f3d1150798ab4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label48.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 d21c5ccf8cec8e25a14d9a868b5f3d1150798ab4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:26,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:26,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:26,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:26,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:26,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:26,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:26,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:26,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:26,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:26,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:26,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:26,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:26,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:26,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:26,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:26,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:26,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:26,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:26,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:26,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:26,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:26,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:26,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:26,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:26,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:26,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:26,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:26,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:26,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:26,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:26,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:26,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:26,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:26,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:26,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:26,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:26,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:26,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:26,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:26,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:26,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:26,952 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:26,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:26,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:26,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:26,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:26,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:26,961 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:26,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:26,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:26,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:26,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:26,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:26,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:26,965 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:26,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:26,965 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:26,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:26,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:26,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:26,967 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:26,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:26,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:26,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:26,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:26,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:26,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:26,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:26,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:26,975 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 -> d21c5ccf8cec8e25a14d9a868b5f3d1150798ab4 [2019-11-25 22:26:27,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:27,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:27,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:27,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:27,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:27,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label48.c [2019-11-25 22:26:27,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0841086/9c577490f99d4e34b1222d4d780c41cf/FLAG98174b11b [2019-11-25 22:26:28,957 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:28,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label48.c [2019-11-25 22:26:29,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0841086/9c577490f99d4e34b1222d4d780c41cf/FLAG98174b11b [2019-11-25 22:26:29,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb0841086/9c577490f99d4e34b1222d4d780c41cf [2019-11-25 22:26:29,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:29,056 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:29,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:29,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:29,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:29,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:29" (1/1) ... [2019-11-25 22:26:29,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31007272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:29, skipping insertion in model container [2019-11-25 22:26:29,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:29" (1/1) ... [2019-11-25 22:26:29,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:29,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:30,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:30,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:30,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:30,563 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:30,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30 WrapperNode [2019-11-25 22:26:30,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:30,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:30,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:30,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:30,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:30,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:30,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:30,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:30,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30" (1/1) ... [2019-11-25 22:26:30,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:30,983 INFO L168 Benchmark]: Toolchain (without parser) took 1915.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.7 MB in the end (delta: -1.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:30,984 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-25 22:26:30,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1512.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.2 MB in the end (delta: -12.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:30,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.79 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:30,996 INFO L168 Benchmark]: Boogie Preprocessor took 186.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:31,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1512.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.2 MB in the end (delta: -12.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.79 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:34,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:34,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:34,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:34,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:34,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:34,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:34,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:34,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:34,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:34,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:34,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:34,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:34,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:34,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:34,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:34,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:34,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:34,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:34,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:34,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:34,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:34,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:34,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:34,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:34,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:34,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:34,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:34,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:34,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:34,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:34,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:34,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:34,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:34,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:34,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:34,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:34,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:34,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:34,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:34,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:34,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:34,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:35,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:35,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:35,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:35,010 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:35,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:35,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:35,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:35,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:35,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:35,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:35,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:35,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:35,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:35,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:35,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:35,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:35,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:35,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:35,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:35,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:35,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:35,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:35,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:35,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:35,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:35,028 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:35,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:35,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:35,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:35,030 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 -> d21c5ccf8cec8e25a14d9a868b5f3d1150798ab4 [2019-11-25 22:26:35,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:35,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:35,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:35,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:35,672 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:35,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label48.c [2019-11-25 22:26:35,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6a93b425/89c38758d6a547d5ba6756edd18c3a5c/FLAGd46902442 [2019-11-25 22:26:36,991 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:36,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label48.c [2019-11-25 22:26:37,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6a93b425/89c38758d6a547d5ba6756edd18c3a5c/FLAGd46902442 [2019-11-25 22:26:37,442 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6a93b425/89c38758d6a547d5ba6756edd18c3a5c [2019-11-25 22:26:37,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:37,455 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:37,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:37,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:37,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:37,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:37" (1/1) ... [2019-11-25 22:26:37,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252af387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:37, skipping insertion in model container [2019-11-25 22:26:37,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:37" (1/1) ... [2019-11-25 22:26:37,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:37,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:38,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:38,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:39,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:39,058 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:39,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39 WrapperNode [2019-11-25 22:26:39,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:39,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:39,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:39,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:39,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:39,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:39,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:39,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:39,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:39,476 INFO L168 Benchmark]: Toolchain (without parser) took 2011.72 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:39,477 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-25 22:26:39,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1600.56 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:39,483 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.48 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:39,485 INFO L168 Benchmark]: Boogie Preprocessor took 200.79 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:39,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1600.56 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.48 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.79 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...