./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem18_label18.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 4a07236ab6ebb010c6bc705803ec345abf51abd2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label18.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 4a07236ab6ebb010c6bc705803ec345abf51abd2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:03,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:03,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:03,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:03,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:03,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:03,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:03,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:03,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:03,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:03,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:03,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:03,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:03,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:03,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:03,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:03,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:03,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:03,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:03,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:03,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:03,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:03,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:03,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:03,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:03,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:03,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:03,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:03,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:03,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:03,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:03,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:03,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:03,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:03,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:03,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:03,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:03,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:03,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:03,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:03,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:03,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:03,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:03,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:03,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:03,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:03,916 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:03,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:03,920 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:03,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:03,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:03,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:03,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:03,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:03,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:03,923 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:03,924 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:03,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:03,924 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:03,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:03,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:03,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:03,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:03,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:03,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:03,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:03,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:03,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:03,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:03,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:03,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:03,932 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 -> 4a07236ab6ebb010c6bc705803ec345abf51abd2 [2019-11-24 20:57:04,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:04,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:04,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:04,523 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:04,524 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:04,526 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-24 20:57:04,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c2daabe/9cbc56291c2e4a6f9990ac74b4aea94d/FLAGac9d23144 [2019-11-24 20:57:06,258 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:06,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-24 20:57:06,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c2daabe/9cbc56291c2e4a6f9990ac74b4aea94d/FLAGac9d23144 [2019-11-24 20:57:06,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c2daabe/9cbc56291c2e4a6f9990ac74b4aea94d [2019-11-24 20:57:06,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:06,361 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:06,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:06,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:06,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:06,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:06,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6876a529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06, skipping insertion in model container [2019-11-24 20:57:06,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:06,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:06,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:09,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:09,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:10,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:10,976 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:10,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10 WrapperNode [2019-11-24 20:57:10,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:10,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:10,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:10,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:11,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:11,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:11,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:11,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:11,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:12,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:12,092 INFO L168 Benchmark]: Toolchain (without parser) took 5726.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.0 MB in the end (delta: 146.2 MB). Peak memory consumption was 146.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:12,094 INFO L168 Benchmark]: CDTParser took 1.17 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. [2019-11-24 20:57:12,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4614.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:12,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 582.45 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.5 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:12,103 INFO L168 Benchmark]: Boogie Preprocessor took 519.72 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.0 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:12,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17 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 4614.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 582.45 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.5 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 519.72 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.0 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 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 0.1.24-32f2683 [2019-11-24 20:57:16,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:16,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:16,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:16,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:16,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:16,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:16,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:16,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:16,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:16,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:16,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:16,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:16,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:16,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:16,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:16,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:16,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:16,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:16,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:16,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:16,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:16,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:16,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:16,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:16,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:16,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:16,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:16,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:16,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:16,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:16,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:16,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:16,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:16,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:16,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:16,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:16,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:16,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:16,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:16,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:16,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:16,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:16,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:16,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:16,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:16,361 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:16,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:16,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:16,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:16,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:16,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:16,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:16,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:16,367 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:16,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:16,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:16,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:16,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:16,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:16,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:16,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:16,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:16,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:16,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:16,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:16,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:16,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:16,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:16,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:16,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:16,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:16,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:16,381 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 -> 4a07236ab6ebb010c6bc705803ec345abf51abd2 [2019-11-24 20:57:16,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:16,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:16,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:16,983 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:16,986 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:16,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-24 20:57:17,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e0c32ec6/d1bb8a62a3b24fafa2bff66cd62f92e3/FLAG189be9ce4 [2019-11-24 20:57:18,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:18,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-24 20:57:18,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e0c32ec6/d1bb8a62a3b24fafa2bff66cd62f92e3/FLAG189be9ce4 [2019-11-24 20:57:18,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e0c32ec6/d1bb8a62a3b24fafa2bff66cd62f92e3 [2019-11-24 20:57:18,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:18,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:18,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:18,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:18,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:18,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:18" (1/1) ... [2019-11-24 20:57:18,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:18, skipping insertion in model container [2019-11-24 20:57:18,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:18" (1/1) ... [2019-11-24 20:57:18,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:19,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:21,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:21,741 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:22,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:22,902 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:22,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22 WrapperNode [2019-11-24 20:57:22,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:22,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:22,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:22,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:22,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:23,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:23,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:23,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:23,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:23,724 INFO L168 Benchmark]: Toolchain (without parser) took 4864.04 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:23,725 INFO L168 Benchmark]: CDTParser took 3.55 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. [2019-11-24 20:57:23,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4048.36 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:23,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 412.82 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:23,734 INFO L168 Benchmark]: Boogie Preprocessor took 397.26 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:23,744 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55 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 4048.36 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 412.82 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 397.26 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...