./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem04_label01.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 fcf4dd6c882c93262f1c24efbe073aa4943f11d0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label01.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 fcf4dd6c882c93262f1c24efbe073aa4943f11d0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:05,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:05,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:05,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:05,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:05,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:05,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:05,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:05,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:05,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:05,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:05,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:05,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:05,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:05,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:05,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:05,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:05,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:05,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:05,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:05,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:05,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:05,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:05,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:05,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:05,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:05,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:05,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:05,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:05,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:05,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:05,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:05,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:05,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:05,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:05,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:05,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:05,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:05,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:05,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:05,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:05,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:06,007 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:06,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:06,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:06,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:06,018 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:06,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:06,018 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:06,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:06,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:06,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:06,021 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:06,021 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:06,021 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:06,023 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:06,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:06,024 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:06,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:06,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:06,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:06,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:06,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:06,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:06,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:06,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:06,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:06,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:06,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:06,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:06,032 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 -> fcf4dd6c882c93262f1c24efbe073aa4943f11d0 [2019-11-27 15:44:06,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:06,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:06,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:06,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:06,644 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:06,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-27 15:44:06,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2051e1d/169883a68ba94f0088df8bb31bf7422a/FLAG935ab316b [2019-11-27 15:44:08,504 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:08,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-27 15:44:08,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2051e1d/169883a68ba94f0088df8bb31bf7422a/FLAG935ab316b [2019-11-27 15:44:08,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2051e1d/169883a68ba94f0088df8bb31bf7422a [2019-11-27 15:44:08,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:08,648 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:08,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:08,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:08,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:08,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:08" (1/1) ... [2019-11-27 15:44:08,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:08, skipping insertion in model container [2019-11-27 15:44:08,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:08" (1/1) ... [2019-11-27 15:44:08,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:09,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:12,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:12,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:13,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:13,996 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:14,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13 WrapperNode [2019-11-27 15:44:14,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:14,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:14,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:14,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:14,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,531 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:14,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:14,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:14,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:14,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:15,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:15,100 INFO L168 Benchmark]: Toolchain (without parser) took 6445.88 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 750.2 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:15,101 INFO L168 Benchmark]: CDTParser took 1.38 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. [2019-11-27 15:44:15,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5350.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:15,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 531.97 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:15,111 INFO L168 Benchmark]: Boogie Preprocessor took 554.33 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:15,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 5350.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 531.97 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 554.33 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 0.1.24-509859d [2019-11-27 15:44:19,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:19,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:19,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:19,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:19,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:19,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:19,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:19,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:19,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:19,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:19,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:19,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:19,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:19,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:19,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:19,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:19,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:19,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:19,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:19,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:19,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:19,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:19,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:19,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:19,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:19,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:19,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:19,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:19,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:19,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:19,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:19,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:19,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:19,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:19,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:19,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:19,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:19,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:19,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:19,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:19,192 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:19,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:19,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:19,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:19,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:19,242 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:19,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:19,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:19,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:19,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:19,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:19,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:19,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:19,247 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:19,248 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:19,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:19,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:19,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:19,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:19,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:19,253 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:19,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:19,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:19,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:19,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:19,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:19,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:19,257 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:19,257 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:19,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:19,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:19,259 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 -> fcf4dd6c882c93262f1c24efbe073aa4943f11d0 [2019-11-27 15:44:19,867 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:19,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:19,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:19,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:19,916 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:19,918 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-27 15:44:20,070 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7ecbbfe5/265c5048c54c413b885195e5f1e8386e/FLAG5dc429b4e [2019-11-27 15:44:21,893 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:21,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-27 15:44:21,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7ecbbfe5/265c5048c54c413b885195e5f1e8386e/FLAG5dc429b4e [2019-11-27 15:44:22,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7ecbbfe5/265c5048c54c413b885195e5f1e8386e [2019-11-27 15:44:22,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:22,049 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:22,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:22,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:22,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:22,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:22,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22, skipping insertion in model container [2019-11-27 15:44:22,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:22,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:22,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:25,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:25,355 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:26,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:26,784 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:26,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26 WrapperNode [2019-11-27 15:44:26,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:26,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:26,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:26,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:26,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:26,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:27,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:27,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:27,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:27,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:27,845 INFO L168 Benchmark]: Toolchain (without parser) took 5790.57 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 740.2 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:27,846 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. [2019-11-27 15:44:27,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4732.91 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 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:27,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 612.64 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 768.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:27,856 INFO L168 Benchmark]: Boogie Preprocessor took 437.36 ms. Allocated memory is still 1.0 GB. Free memory was 768.8 MB in the beginning and 740.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:27,867 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 4732.91 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 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 612.64 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 768.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 437.36 ms. Allocated memory is still 1.0 GB. Free memory was 768.8 MB in the beginning and 740.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...