./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label41.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_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 ec02f45b218079825bc70b0c3a15ef46b3f21246 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 ec02f45b218079825bc70b0c3a15ef46b3f21246 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:57:22,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:22,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:22,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:22,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:22,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:22,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:22,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:22,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:22,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:22,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:22,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:22,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:22,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:22,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:22,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:22,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:22,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:22,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:22,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:22,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:22,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:22,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:22,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:22,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:22,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:22,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:22,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:22,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:22,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:22,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:22,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:22,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:22,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:22,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:22,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:22,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:22,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:22,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:22,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:22,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:22,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:22,872 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:22,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:22,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:22,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:22,880 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:22,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:22,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:22,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:22,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:22,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:22,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:22,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:22,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:22,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:22,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:22,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:22,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:22,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:22,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:22,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:22,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:22,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:22,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:22,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:22,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:22,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:22,895 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:22,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:22,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:22,896 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 -> ec02f45b218079825bc70b0c3a15ef46b3f21246 [2019-11-24 20:57:23,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:23,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:23,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:23,467 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:23,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:23,469 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-24 20:57:23,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02a5edc3/306def094186430482b5ad88e1b1f54f/FLAG8443a8c4a [2019-11-24 20:57:25,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:25,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-24 20:57:25,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02a5edc3/306def094186430482b5ad88e1b1f54f/FLAG8443a8c4a [2019-11-24 20:57:25,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02a5edc3/306def094186430482b5ad88e1b1f54f [2019-11-24 20:57:25,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:25,947 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:25,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:25,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:25,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:25,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,973 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 24.11 08:57:25, skipping insertion in model container [2019-11-24 20:57:25,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:26,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:28,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:28,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:29,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:29,480 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:29,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29 WrapperNode [2019-11-24 20:57:29,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:29,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:29,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:29,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:29,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:29,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:30,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:30,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:30,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:30,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:30,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:30,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:30,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:30,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:30,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:30,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:30,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:29" (1/1) ... [2019-11-24 20:57:30,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:30,637 INFO L168 Benchmark]: Toolchain (without parser) took 4685.44 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 804.8 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:30,640 INFO L168 Benchmark]: CDTParser took 3.48 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 20:57:30,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3531.69 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:30,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 544.76 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:30,651 INFO L168 Benchmark]: Boogie Preprocessor took 595.98 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:30,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.48 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 3531.69 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 544.76 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 595.98 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 20:57:34,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:34,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:34,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:34,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:34,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:34,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:34,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:34,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:34,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:34,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:34,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:34,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:34,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:34,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:34,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:34,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:34,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:34,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:34,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:34,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:34,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:34,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:34,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:34,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:34,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:34,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:34,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:34,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:34,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:34,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:34,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:34,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:34,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:34,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:34,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:34,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:34,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:34,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:34,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:34,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:34,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:34,822 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:34,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:34,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:34,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:34,832 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:34,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:34,833 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:34,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:34,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:34,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:34,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:34,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:34,836 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:34,836 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:34,837 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:34,837 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:34,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:34,838 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:34,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:34,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:34,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:34,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:34,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:34,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:34,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:34,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:34,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:34,846 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:34,846 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:34,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:34,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:34,848 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 -> ec02f45b218079825bc70b0c3a15ef46b3f21246 [2019-11-24 20:57:35,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:35,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:35,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:35,432 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:35,435 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:35,437 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-24 20:57:35,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d79c64efc/dac5f7e740bc4446a50eaf589c947639/FLAG1e14822b6 [2019-11-24 20:57:37,132 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:37,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-24 20:57:37,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d79c64efc/dac5f7e740bc4446a50eaf589c947639/FLAG1e14822b6 [2019-11-24 20:57:37,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d79c64efc/dac5f7e740bc4446a50eaf589c947639 [2019-11-24 20:57:37,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:37,259 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:37,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:37,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:37,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:37,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:37,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37, skipping insertion in model container [2019-11-24 20:57:37,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:37,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:37,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:40,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:40,161 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:41,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:41,422 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:41,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41 WrapperNode [2019-11-24 20:57:41,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:41,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:41,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:41,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:41,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:41,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:41,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:41,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:41,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:42,214 INFO L168 Benchmark]: Toolchain (without parser) took 4950.81 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 803.6 MB in the end (delta: 146.6 MB). Peak memory consumption was 146.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,217 INFO L168 Benchmark]: CDTParser took 0.41 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 20:57:42,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4158.28 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 849.5 MB in the end (delta: 100.8 MB). Peak memory consumption was 100.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 395.04 ms. Allocated memory is still 1.0 GB. Free memory was 849.5 MB in the beginning and 826.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,225 INFO L168 Benchmark]: Boogie Preprocessor took 386.74 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 803.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 4158.28 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 849.5 MB in the end (delta: 100.8 MB). Peak memory consumption was 100.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 395.04 ms. Allocated memory is still 1.0 GB. Free memory was 849.5 MB in the beginning and 826.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 386.74 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 803.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...