./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label38.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_label38.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 f6f6898c620b0d8224e47aa166b6d9a445824f7a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label38.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 f6f6898c620b0d8224e47aa166b6d9a445824f7a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:34:52,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:52,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:52,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:52,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:52,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:52,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:52,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:52,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:52,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:52,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:52,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:52,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:52,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:52,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:52,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:52,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:52,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:52,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:52,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:52,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:52,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:52,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:52,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:52,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:52,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:52,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:52,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:52,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:52,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:52,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:52,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:52,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:52,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:52,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:52,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:52,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:52,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:52,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:52,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:52,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:52,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:52,974 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:52,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:52,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:52,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:52,979 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:52,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:52,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:52,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:52,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:52,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:52,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:52,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:52,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:52,984 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:52,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:52,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:52,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:52,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:52,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:52,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:52,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:52,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:52,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:52,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:52,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:52,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:52,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:52,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:52,991 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 -> f6f6898c620b0d8224e47aa166b6d9a445824f7a [2019-11-26 16:34:53,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:53,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:53,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:53,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:53,422 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:53,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2019-11-26 16:34:53,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb7fe6a95/4a3fdbbb8f6c4fcca1d1cfbecc7a8fbe/FLAG498312d12 [2019-11-26 16:34:54,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:54,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2019-11-26 16:34:54,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb7fe6a95/4a3fdbbb8f6c4fcca1d1cfbecc7a8fbe/FLAG498312d12 [2019-11-26 16:34:54,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb7fe6a95/4a3fdbbb8f6c4fcca1d1cfbecc7a8fbe [2019-11-26 16:34:54,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:54,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:54,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:54,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:54,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:54,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:54,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54, skipping insertion in model container [2019-11-26 16:34:54,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:54,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:54,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:55,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:55,786 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:56,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:56,165 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:56,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56 WrapperNode [2019-11-26 16:34:56,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:56,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:56,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:56,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:56,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:56,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:56,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:56,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:56,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:56,594 INFO L168 Benchmark]: Toolchain (without parser) took 2033.25 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 902.5 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:56,594 INFO L168 Benchmark]: CDTParser took 3.63 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 16:34:56,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1612.89 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 925.4 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:56,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.93 ms. Allocated memory is still 1.0 GB. Free memory was 925.4 MB in the beginning and 914.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:56,603 INFO L168 Benchmark]: Boogie Preprocessor took 195.45 ms. Allocated memory is still 1.0 GB. Free memory was 914.0 MB in the beginning and 902.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:56,611 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.63 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 1612.89 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 925.4 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.93 ms. Allocated memory is still 1.0 GB. Free memory was 925.4 MB in the beginning and 914.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.45 ms. Allocated memory is still 1.0 GB. Free memory was 914.0 MB in the beginning and 902.5 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 16:34:59,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:59,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:59,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:59,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:59,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:59,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:59,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:59,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:59,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:59,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:59,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:59,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:59,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:59,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:59,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:59,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:59,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:59,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:59,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:59,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:59,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:59,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:59,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:59,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:59,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:59,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:59,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:59,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:59,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:59,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:59,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:59,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:59,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:59,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:59,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:59,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:59,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:59,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:59,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:59,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:59,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:59,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:59,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:59,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:59,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:59,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:59,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:59,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:59,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:59,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:59,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:59,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:59,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:59,478 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:59,479 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:59,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:59,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:59,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:59,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:59,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:59,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:59,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:59,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:59,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:59,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:59,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:59,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:59,483 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:59,483 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:59,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:59,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:59,485 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 -> f6f6898c620b0d8224e47aa166b6d9a445824f7a [2019-11-26 16:34:59,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:59,947 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:59,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:59,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:59,959 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:59,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2019-11-26 16:35:00,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f8e6a7d3/2e2e2cf0bbc24a44818b7e40a1d79e63/FLAG393ab6a8b [2019-11-26 16:35:00,970 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:00,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2019-11-26 16:35:01,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f8e6a7d3/2e2e2cf0bbc24a44818b7e40a1d79e63/FLAG393ab6a8b [2019-11-26 16:35:01,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f8e6a7d3/2e2e2cf0bbc24a44818b7e40a1d79e63 [2019-11-26 16:35:01,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:01,081 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:01,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:01,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:01,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:01,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:01" (1/1) ... [2019-11-26 16:35:01,099 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 04:35:01, skipping insertion in model container [2019-11-26 16:35:01,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:01" (1/1) ... [2019-11-26 16:35:01,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:01,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:02,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:02,341 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:02,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:02,780 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:02,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02 WrapperNode [2019-11-26 16:35:02,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:02,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:02,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:02,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:02,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:02,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:02,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:02,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:02,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:02,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:02,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:02,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:03,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:03,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:03,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:03,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:03,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:03,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:03,169 INFO L168 Benchmark]: Toolchain (without parser) took 2083.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 898.2 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:03,169 INFO L168 Benchmark]: CDTParser took 0.29 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 16:35:03,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1696.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 921.1 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:03,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.56 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:03,175 INFO L168 Benchmark]: Boogie Preprocessor took 185.32 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:03,182 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1696.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 921.1 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.56 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.32 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.2 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...