./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label27.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 4b0a0f778efa43429684de6acf0eda5b289d9868 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label27.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 4b0a0f778efa43429684de6acf0eda5b289d9868 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:45,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:45,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:45,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:45,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:45,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:45,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:45,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:45,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:45,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:45,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:45,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:45,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:45,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:45,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:45,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:45,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:45,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:45,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:45,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:45,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:45,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:45,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:45,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:45,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:45,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:45,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:45,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:45,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:45,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:45,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:45,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:45,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:45,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:45,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:45,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:45,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:45,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:45,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:45,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:45,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:45,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:45,826 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:45,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:45,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:45,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:45,835 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:45,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:45,835 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:45,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:45,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:45,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:45,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:45,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:45,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:45,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:45,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:45,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:45,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:45,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:45,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:45,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:45,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:45,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:45,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:45,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:45,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:45,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:45,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:45,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:45,852 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 -> 4b0a0f778efa43429684de6acf0eda5b289d9868 [2019-11-26 16:34:46,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:46,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:46,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:46,463 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:46,465 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:46,466 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label27.c [2019-11-26 16:34:46,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/176f36cd4/5c625d68fa7941bcb55beea9ad3d66c5/FLAG0697b4c32 [2019-11-26 16:34:48,063 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:48,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label27.c [2019-11-26 16:34:48,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/176f36cd4/5c625d68fa7941bcb55beea9ad3d66c5/FLAG0697b4c32 [2019-11-26 16:34:48,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/176f36cd4/5c625d68fa7941bcb55beea9ad3d66c5 [2019-11-26 16:34:48,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:48,154 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:48,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:48,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:48,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:48,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:48,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48, skipping insertion in model container [2019-11-26 16:34:48,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:48,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:48,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:49,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:49,956 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:50,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:50,605 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:50,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50 WrapperNode [2019-11-26 16:34:50,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:50,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:50,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:50,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:50,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:50,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:50,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:50,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:50,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:51,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:51,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:51,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:51,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:51,152 INFO L168 Benchmark]: Toolchain (without parser) took 2991.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.4 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:51,155 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:51,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2457.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:51,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 313.81 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 914.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:51,164 INFO L168 Benchmark]: Boogie Preprocessor took 215.92 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:51,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 2457.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 313.81 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 914.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.92 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:55,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:55,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:55,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:55,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:55,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:55,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:55,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:55,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:55,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:55,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:55,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:55,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:55,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:55,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:55,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:55,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:55,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:55,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:55,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:55,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:55,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:55,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:55,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:55,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:55,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:55,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:55,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:55,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:55,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:55,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:55,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:55,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:55,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:55,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:55,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:55,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:55,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:55,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:55,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:55,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:55,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:55,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:55,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:55,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:55,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:55,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:55,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:55,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:55,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:55,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:55,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:55,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:55,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:55,310 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:55,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:55,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:55,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:55,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:55,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:55,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:55,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:55,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:55,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:55,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:55,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:55,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:55,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:55,322 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:55,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:55,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:55,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:55,324 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 -> 4b0a0f778efa43429684de6acf0eda5b289d9868 [2019-11-26 16:34:55,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:55,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:55,954 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:55,960 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:55,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:55,965 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label27.c [2019-11-26 16:34:56,119 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcbce3900/7488e472ecb849e9b4b414cf420c0b99/FLAG01e7dc21d [2019-11-26 16:34:57,448 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:57,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label27.c [2019-11-26 16:34:57,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcbce3900/7488e472ecb849e9b4b414cf420c0b99/FLAG01e7dc21d [2019-11-26 16:34:57,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcbce3900/7488e472ecb849e9b4b414cf420c0b99 [2019-11-26 16:34:57,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:57,811 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:57,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:57,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:57,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:57,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:57" (1/1) ... [2019-11-26 16:34:57,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:57, skipping insertion in model container [2019-11-26 16:34:57,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:57" (1/1) ... [2019-11-26 16:34:57,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:58,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:59,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:59,749 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:00,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:00,509 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:00,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00 WrapperNode [2019-11-26 16:35:00,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:00,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:00,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:00,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:00,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:00,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:00,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:00,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:00,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:00,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:00,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:00,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:00,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:00,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:01,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:01,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:01,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:00" (1/1) ... [2019-11-26 16:35:01,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:01,220 INFO L168 Benchmark]: Toolchain (without parser) took 3406.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 927.3 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:01,222 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:01,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2701.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.9 MB in the end (delta: 18.3 kB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:01,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 358.68 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:01,232 INFO L168 Benchmark]: Boogie Preprocessor took 336.41 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:01,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2701.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.9 MB in the end (delta: 18.3 kB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 358.68 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 336.41 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...