./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label51.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/Problem06_label51.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 0339e8b02c851181216b640800477265cb48f763 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label51.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 0339e8b02c851181216b640800477265cb48f763 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:43:58,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:58,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:58,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:58,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:58,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:58,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:58,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:58,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:58,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:58,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:58,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:58,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:58,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:58,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:58,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:58,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:58,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:58,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:58,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:58,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:58,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:58,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:58,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:58,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:58,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:58,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:58,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:58,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:58,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:58,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:58,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:58,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:58,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:58,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:58,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:58,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:58,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:58,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:58,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:58,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:58,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:58,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:58,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:58,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:58,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:58,793 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:58,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:58,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:58,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:58,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:58,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:58,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:58,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:58,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:58,800 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:58,802 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:58,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:58,802 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:58,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:58,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:58,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:58,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:58,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:58,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:58,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:58,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:58,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:58,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:58,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:58,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:58,811 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 -> 0339e8b02c851181216b640800477265cb48f763 [2019-11-24 20:43:59,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:59,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:59,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:59,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:59,426 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:59,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-24 20:43:59,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0718c9f1b/affc60f0f3694bb6813e4b7b9f19461f/FLAGe937ac5c8 [2019-11-24 20:44:01,490 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:44:01,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-24 20:44:01,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0718c9f1b/affc60f0f3694bb6813e4b7b9f19461f/FLAGe937ac5c8 [2019-11-24 20:44:01,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0718c9f1b/affc60f0f3694bb6813e4b7b9f19461f [2019-11-24 20:44:01,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:44:01,647 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:44:01,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:01,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:44:01,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:44:01,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:01" (1/1) ... [2019-11-24 20:44:01,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:01, skipping insertion in model container [2019-11-24 20:44:01,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:01" (1/1) ... [2019-11-24 20:44:01,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:44:02,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:44:06,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:06,509 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:44:09,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:09,266 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:44:09,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09 WrapperNode [2019-11-24 20:44:09,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:09,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:09,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:44:09,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:44:09,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:09,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:10,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:44:10,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:44:10,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:44:10,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:09" (1/1) ... [2019-11-24 20:44:10,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:44:10,905 INFO L168 Benchmark]: Toolchain (without parser) took 9250.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 784.5 MB in the end (delta: 148.5 MB). Peak memory consumption was 148.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:10,906 INFO L168 Benchmark]: CDTParser took 3.21 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 20:44:10,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7615.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 904.0 MB in the end (delta: 29.1 MB). Peak memory consumption was 273.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:10,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 789.32 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 830.9 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:10,916 INFO L168 Benchmark]: Boogie Preprocessor took 832.85 ms. Allocated memory is still 1.0 GB. Free memory was 830.9 MB in the beginning and 784.5 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:10,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.21 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 7615.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 904.0 MB in the end (delta: 29.1 MB). Peak memory consumption was 273.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 789.32 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 830.9 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 832.85 ms. Allocated memory is still 1.0 GB. Free memory was 830.9 MB in the beginning and 784.5 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 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 20:44:14,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:44:14,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:44:14,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:44:14,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:44:14,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:44:15,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:44:15,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:44:15,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:44:15,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:44:15,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:44:15,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:44:15,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:44:15,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:44:15,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:44:15,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:44:15,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:44:15,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:44:15,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:44:15,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:44:15,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:44:15,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:44:15,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:44:15,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:44:15,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:44:15,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:44:15,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:44:15,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:44:15,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:44:15,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:44:15,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:44:15,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:44:15,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:44:15,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:44:15,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:44:15,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:44:15,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:44:15,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:44:15,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:44:15,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:44:15,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:44:15,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:44:15,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:44:15,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:44:15,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:44:15,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:44:15,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:44:15,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:44:15,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:44:15,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:44:15,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:44:15,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:44:15,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:44:15,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:44:15,199 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:44:15,200 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:44:15,202 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:44:15,202 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:44:15,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:44:15,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:44:15,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:44:15,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:44:15,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:44:15,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:44:15,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:44:15,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:44:15,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:44:15,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:44:15,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:44:15,209 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:44:15,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:44:15,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:44:15,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:44:15,214 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 -> 0339e8b02c851181216b640800477265cb48f763 [2019-11-24 20:44:15,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:44:15,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:44:15,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:44:15,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:44:15,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:44:15,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-24 20:44:16,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053ce040c/219afd79a7454c28851b0a0da706e119/FLAG9045ed751 [2019-11-24 20:44:18,285 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:44:18,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-24 20:44:18,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053ce040c/219afd79a7454c28851b0a0da706e119/FLAG9045ed751 [2019-11-24 20:44:18,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053ce040c/219afd79a7454c28851b0a0da706e119 [2019-11-24 20:44:18,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:44:18,465 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:44:18,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:18,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:44:18,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:44:18,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:18" (1/1) ... [2019-11-24 20:44:18,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:18, skipping insertion in model container [2019-11-24 20:44:18,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:18" (1/1) ... [2019-11-24 20:44:18,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:44:18,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:44:23,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:23,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:44:25,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:26,048 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:44:26,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26 WrapperNode [2019-11-24 20:44:26,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:26,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:26,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:44:26,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:44:26,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:26,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:27,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:27,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:44:27,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:44:27,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:44:27,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:27,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:27,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:27,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:27,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:27,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:27,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:26" (1/1) ... [2019-11-24 20:44:27,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:44:27,919 INFO L168 Benchmark]: Toolchain (without parser) took 9449.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 758.9 MB in the end (delta: 174.2 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:27,922 INFO L168 Benchmark]: CDTParser took 0.38 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 20:44:27,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7578.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.6 MB in the end (delta: 44.5 MB). Peak memory consumption was 269.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:27,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 955.85 ms. Allocated memory is still 1.0 GB. Free memory was 888.6 MB in the beginning and 818.0 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:27,931 INFO L168 Benchmark]: Boogie Preprocessor took 892.68 ms. Allocated memory is still 1.0 GB. Free memory was 818.0 MB in the beginning and 758.9 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:27,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 7578.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.6 MB in the end (delta: 44.5 MB). Peak memory consumption was 269.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 955.85 ms. Allocated memory is still 1.0 GB. Free memory was 888.6 MB in the beginning and 818.0 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 892.68 ms. Allocated memory is still 1.0 GB. Free memory was 818.0 MB in the beginning and 758.9 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...