./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label09.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/Problem14_label09.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 8c3ab847d37615cc89461d344e344751adad439b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label09.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 8c3ab847d37615cc89461d344e344751adad439b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:48:11,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:11,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:11,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:11,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:11,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:11,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:11,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:11,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:11,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:11,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:11,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:11,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:11,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:11,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:11,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:11,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:11,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:11,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:11,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:11,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:11,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:11,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:11,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:11,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:11,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:11,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:11,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:11,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:11,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:11,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:11,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:11,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:11,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:11,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:11,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:11,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:11,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:11,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:11,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:11,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:11,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:12,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:12,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:12,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:12,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:12,020 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:12,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:12,021 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:12,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:12,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:12,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:12,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:12,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:12,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:12,027 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:12,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:12,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:12,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:12,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:12,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:12,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:12,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:12,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:12,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:12,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:12,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:12,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:12,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:12,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:12,036 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 -> 8c3ab847d37615cc89461d344e344751adad439b [2019-11-26 16:48:12,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:12,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:12,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:12,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:12,696 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:12,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label09.c [2019-11-26 16:48:12,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736a95a31/e2b0e1b0015b4e64a98dbe764dfa78d3/FLAGbcc7ed233 [2019-11-26 16:48:14,091 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:14,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label09.c [2019-11-26 16:48:14,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736a95a31/e2b0e1b0015b4e64a98dbe764dfa78d3/FLAGbcc7ed233 [2019-11-26 16:48:14,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736a95a31/e2b0e1b0015b4e64a98dbe764dfa78d3 [2019-11-26 16:48:14,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:14,163 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:14,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:14,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:14,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:14,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:14, skipping insertion in model container [2019-11-26 16:48:14,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:14" (1/1) ... [2019-11-26 16:48:14,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:14,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:15,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:15,541 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:15,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:16,042 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:16,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16 WrapperNode [2019-11-26 16:48:16,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:16,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:16,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:16,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:16,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:16,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:16,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:16,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:16,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:16" (1/1) ... [2019-11-26 16:48:16,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:16,489 INFO L168 Benchmark]: Toolchain (without parser) took 2318.87 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 949.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 12.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,490 INFO L168 Benchmark]: CDTParser took 1.54 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 16:48:16,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1869.52 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 967.0 MB in the end (delta: -5.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.25 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,499 INFO L168 Benchmark]: Boogie Preprocessor took 199.09 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 949.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 1869.52 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 967.0 MB in the end (delta: -5.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.25 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.09 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 949.8 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 16:48:20,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:20,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:20,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:20,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:20,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:20,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:20,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:20,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:20,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:20,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:20,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:20,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:20,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:20,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:20,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:20,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:20,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:20,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:20,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:20,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:20,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:20,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:20,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:20,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:20,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:20,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:20,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:20,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:20,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:20,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:20,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:20,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:20,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:20,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:20,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:20,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:20,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:20,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:20,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:20,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:20,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:20,745 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:20,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:20,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:20,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:20,759 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:20,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:20,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:20,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:20,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:20,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:20,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:20,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:20,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:20,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:20,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:20,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:20,766 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:20,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:20,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:20,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:20,769 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:20,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:20,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:20,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:20,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:20,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:20,772 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:20,772 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:20,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:20,773 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:20,775 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 -> 8c3ab847d37615cc89461d344e344751adad439b [2019-11-26 16:48:21,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:21,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:21,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:21,433 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:21,438 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:21,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label09.c [2019-11-26 16:48:21,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b941e808/d9dbda0b759c487996d6940482462cf2/FLAGa4b9eabf5 [2019-11-26 16:48:22,826 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:22,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label09.c [2019-11-26 16:48:22,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b941e808/d9dbda0b759c487996d6940482462cf2/FLAGa4b9eabf5 [2019-11-26 16:48:23,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b941e808/d9dbda0b759c487996d6940482462cf2 [2019-11-26 16:48:23,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:23,374 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:23,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:23,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:23,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:23,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23, skipping insertion in model container [2019-11-26 16:48:23,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:23,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:24,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:24,811 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:25,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:25,223 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:25,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25 WrapperNode [2019-11-26 16:48:25,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:25,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:25,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:25,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:25,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:25,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:25,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:25,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:25,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:25,618 INFO L168 Benchmark]: Toolchain (without parser) took 2240.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 944.8 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,624 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:48:25,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1847.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 956.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.21 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,631 INFO L168 Benchmark]: Boogie Preprocessor took 174.03 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1847.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 956.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.21 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.03 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 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...