./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label41.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/Problem17_label41.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 629a9f5a301d91765ef653fcbff1dcb4386e9722 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label41.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 629a9f5a301d91765ef653fcbff1dcb4386e9722 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:50:34,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:34,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:34,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:34,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:34,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:34,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:34,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:34,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:34,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:34,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:34,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:34,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:34,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:34,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:34,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:34,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:34,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:34,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:34,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:34,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:34,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:34,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:34,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:34,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:34,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:34,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:34,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:34,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:34,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:34,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:34,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:34,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:34,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:34,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:34,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:34,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:34,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:34,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:34,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:34,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:34,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:34,758 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:34,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:34,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:34,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:34,763 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:34,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:34,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:34,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:34,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:34,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:34,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:34,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:34,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:34,770 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:34,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:34,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:34,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:34,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:34,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:34,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:34,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:34,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:34,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:34,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:34,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:34,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:34,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:34,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:34,773 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 -> 629a9f5a301d91765ef653fcbff1dcb4386e9722 [2019-11-26 16:50:35,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:35,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:35,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:35,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:35,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:35,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label41.c [2019-11-26 16:50:35,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a1e1b83/99e2181c26b14d0595e639027be2bc31/FLAGdf1657315 [2019-11-26 16:50:36,339 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:36,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label41.c [2019-11-26 16:50:36,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a1e1b83/99e2181c26b14d0595e639027be2bc31/FLAGdf1657315 [2019-11-26 16:50:36,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a1e1b83/99e2181c26b14d0595e639027be2bc31 [2019-11-26 16:50:36,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:36,848 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:36,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:36,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:36,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:36,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36, skipping insertion in model container [2019-11-26 16:50:36,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:37,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:38,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:38,546 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:39,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:39,158 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:39,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39 WrapperNode [2019-11-26 16:50:39,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:39,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:39,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:39,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:39,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:39,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:39,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:39,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:39,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:40,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:40,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:40,243 INFO L168 Benchmark]: Toolchain (without parser) took 3390.93 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 775.7 MB in the end (delta: 178.8 MB). Peak memory consumption was 178.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:40,244 INFO L168 Benchmark]: CDTParser took 0.42 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 16:50:40,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2311.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.9 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:40,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 479.27 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:40,252 INFO L168 Benchmark]: Boogie Preprocessor took 595.45 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 775.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:40,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2311.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.9 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 479.27 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 595.45 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 775.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 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 16:50:42,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:42,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:43,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:43,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:43,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:43,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:43,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:43,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:43,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:43,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:43,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:43,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:43,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:43,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:43,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:43,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:43,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:43,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:43,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:43,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:43,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:43,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:43,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:43,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:43,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:43,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:43,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:43,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:43,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:43,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:43,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:43,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:43,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:43,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:43,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:43,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:43,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:43,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:43,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:43,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:43,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:43,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:43,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:43,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:43,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:43,146 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:43,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:43,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:43,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:43,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:43,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:43,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:43,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:43,148 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:43,148 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:43,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:43,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:43,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:43,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:43,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:43,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:43,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:43,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:43,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:43,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:43,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:43,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:43,154 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:43,154 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:43,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:43,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:43,155 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 -> 629a9f5a301d91765ef653fcbff1dcb4386e9722 [2019-11-26 16:50:43,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:43,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:43,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:43,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:43,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:43,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label41.c [2019-11-26 16:50:43,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce97dc354/82f226236d704cb2ba851b9d2e2b9cee/FLAGe9ce512a7 [2019-11-26 16:50:44,816 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:44,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label41.c [2019-11-26 16:50:44,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce97dc354/82f226236d704cb2ba851b9d2e2b9cee/FLAGe9ce512a7 [2019-11-26 16:50:45,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce97dc354/82f226236d704cb2ba851b9d2e2b9cee [2019-11-26 16:50:45,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:45,291 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:45,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:45,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:45,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:45,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:45" (1/1) ... [2019-11-26 16:50:45,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:45, skipping insertion in model container [2019-11-26 16:50:45,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:45" (1/1) ... [2019-11-26 16:50:45,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:45,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:47,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:47,079 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:47,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:47,872 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:47,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47 WrapperNode [2019-11-26 16:50:47,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:47,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:47,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:47,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:47,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:47,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:48,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:48,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:48,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:48,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:48,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:48,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:48,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:48,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:48,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:48,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:48,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:47" (1/1) ... [2019-11-26 16:50:48,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:48,433 INFO L168 Benchmark]: Toolchain (without parser) took 3138.23 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 780.9 MB in the end (delta: 179.4 MB). Peak memory consumption was 179.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:48,433 INFO L168 Benchmark]: CDTParser took 1.56 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 16:50:48,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2583.73 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 821.0 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:48,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 273.33 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 798.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:48,440 INFO L168 Benchmark]: Boogie Preprocessor took 275.50 ms. Allocated memory is still 1.0 GB. Free memory was 798.1 MB in the beginning and 780.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:48,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 2583.73 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 821.0 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 273.33 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 798.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.50 ms. Allocated memory is still 1.0 GB. Free memory was 798.1 MB in the beginning and 780.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...