./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label56.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/Problem01_label56.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 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label56.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 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:51,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:51,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:51,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:51,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:51,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:51,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:51,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:51,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:51,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:51,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:51,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:52,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:52,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:52,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:52,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:52,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:52,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:52,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:52,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:52,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:52,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:52,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:52,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:52,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:52,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:52,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:52,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:52,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:52,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:52,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:52,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:52,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:52,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:52,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:52,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:52,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:52,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:52,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:52,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:52,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:52,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:52,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:52,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:52,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:52,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:52,104 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:52,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:52,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:52,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:52,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:52,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:52,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:52,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:52,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:52,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:52,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:52,108 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:52,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:52,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:52,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:52,112 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:52,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:52,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:52,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:52,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:52,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:52,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:52,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:52,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:52,114 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 -> 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 [2019-11-26 16:33:52,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:52,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:52,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:52,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:52,615 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:52,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-26 16:33:52,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00f68fa94/a1f3d720cf0f40359946f1764ea3887b/FLAG8514ff8d2 [2019-11-26 16:33:53,574 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:53,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-26 16:33:53,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00f68fa94/a1f3d720cf0f40359946f1764ea3887b/FLAG8514ff8d2 [2019-11-26 16:33:53,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00f68fa94/a1f3d720cf0f40359946f1764ea3887b [2019-11-26 16:33:53,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:53,749 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:53,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:53,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:53,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:53,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53, skipping insertion in model container [2019-11-26 16:33:53,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:53,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:54,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:54,592 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:54,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:54,808 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:54,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54 WrapperNode [2019-11-26 16:33:54,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:54,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:54,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:54,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:54,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:54,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:54,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:54,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:54,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:55,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:55,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:55,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:55,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:55,102 INFO L168 Benchmark]: Toolchain (without parser) took 1352.11 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 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:55,111 INFO L168 Benchmark]: CDTParser took 0.22 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 16:33:55,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1062.38 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 962.2 MB in the end (delta: -550.1 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:55,117 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.94 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:55,118 INFO L168 Benchmark]: Boogie Preprocessor took 134.72 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:55,125 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1062.38 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 962.2 MB in the end (delta: -550.1 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.94 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.72 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 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 0.1.24-025d5a2 [2019-11-26 16:33:57,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:57,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:57,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:57,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:57,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:57,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:57,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:57,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:57,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:57,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:57,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:57,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:57,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:57,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:57,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:57,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:57,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:57,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:57,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:57,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:57,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:57,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:57,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:57,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:57,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:57,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:57,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:57,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:57,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:57,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:57,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:57,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:57,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:57,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:57,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:57,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:57,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:57,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:57,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:57,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:57,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:57,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:57,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:57,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:57,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:57,988 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:57,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:57,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:57,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:57,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:57,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:57,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:57,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:57,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:57,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:57,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:57,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:57,994 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:57,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:57,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:57,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:57,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:57,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:57,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:57,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:57,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:57,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:57,999 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:57,999 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:57,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:58,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:58,001 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 -> 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 [2019-11-26 16:33:58,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:58,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:58,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:58,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:58,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:58,479 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-26 16:33:58,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf20626f8/bc7233bb5cb84b339d9a9be4953f9540/FLAG47d3f4663 [2019-11-26 16:33:59,443 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:59,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-26 16:33:59,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf20626f8/bc7233bb5cb84b339d9a9be4953f9540/FLAG47d3f4663 [2019-11-26 16:33:59,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf20626f8/bc7233bb5cb84b339d9a9be4953f9540 [2019-11-26 16:33:59,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:59,620 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:59,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:59,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:59,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:59,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59, skipping insertion in model container [2019-11-26 16:33:59,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:59,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:00,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:00,476 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:00,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:00,698 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:00,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00 WrapperNode [2019-11-26 16:34:00,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:00,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:00,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:00,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:00,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:00,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:00,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:00,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:00,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:01,004 INFO L168 Benchmark]: Toolchain (without parser) took 1383.85 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 955.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:01,008 INFO L168 Benchmark]: CDTParser took 0.27 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 16:34:01,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1081.02 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 966.7 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:01,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.49 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:01,012 INFO L168 Benchmark]: Boogie Preprocessor took 134.18 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:01,018 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 1081.02 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 966.7 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.49 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.18 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...