./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem13_label48.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 5e714471f2db8decbefcd7ac9e05ec467702a5f7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label48.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 5e714471f2db8decbefcd7ac9e05ec467702a5f7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:48,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:48,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:48,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:48,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:48,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:48,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:48,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:48,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:48,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:48,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:48,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:48,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:48,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:48,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:48,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:48,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:48,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:48,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:48,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:48,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:48,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:48,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:48,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:48,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:48,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:48,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:48,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:48,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:48,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:48,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:48,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:48,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:48,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:48,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:48,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:48,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:48,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:48,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:48,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:48,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:48,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:48,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:48,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:48,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:48,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:48,873 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:48,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:48,876 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:48,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:48,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:48,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:48,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:48,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:48,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:48,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:48,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:48,884 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:48,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:48,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:48,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:48,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:48,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:48,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:48,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:48,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:48,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:48,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:48,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:48,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:48,890 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 -> 5e714471f2db8decbefcd7ac9e05ec467702a5f7 [2019-11-27 15:56:49,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:49,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:49,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:49,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:49,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:49,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2019-11-27 15:56:49,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fca326a09/e25d8dd0e2ff48cbba209d8f05675edf/FLAG68c125cad [2019-11-27 15:56:51,382 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:51,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2019-11-27 15:56:51,444 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fca326a09/e25d8dd0e2ff48cbba209d8f05675edf/FLAG68c125cad [2019-11-27 15:56:51,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fca326a09/e25d8dd0e2ff48cbba209d8f05675edf [2019-11-27 15:56:51,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:51,479 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:51,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:51,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:51,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:51,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:51,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51, skipping insertion in model container [2019-11-27 15:56:51,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:51,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:51,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:54,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:54,931 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:56,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:56,536 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:56,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56 WrapperNode [2019-11-27 15:56:56,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:56,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:56,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:56,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:56,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:56,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:58,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:58,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:58,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:58,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:58,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:58,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:58,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:58,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:58,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:58,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:59,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:56" (1/1) ... [2019-11-27 15:56:59,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:59,271 INFO L168 Benchmark]: Toolchain (without parser) took 7781.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 801.3 MB in the end (delta: 143.2 MB). Peak memory consumption was 143.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:59,272 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 15:56:59,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5054.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:59,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 1626.06 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.3 MB in the end (delta: -91.7 MB). Peak memory consumption was 138.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:59,281 INFO L168 Benchmark]: Boogie Preprocessor took 1092.57 ms. Allocated memory is still 1.0 GB. Free memory was 871.3 MB in the beginning and 801.3 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:59,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5054.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1626.06 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.3 MB in the end (delta: -91.7 MB). Peak memory consumption was 138.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1092.57 ms. Allocated memory is still 1.0 GB. Free memory was 871.3 MB in the beginning and 801.3 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 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 0.1.24-509859d [2019-11-27 15:57:03,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:03,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:03,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:03,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:03,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:03,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:03,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:03,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:03,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:03,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:03,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:03,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:03,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:03,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:03,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:03,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:03,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:03,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:03,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:03,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:03,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:03,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:03,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:03,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:03,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:03,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:03,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:03,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:03,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:03,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:03,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:03,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:03,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:03,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:03,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:03,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:03,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:03,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:03,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:03,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:03,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:03,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:03,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:03,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:03,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:03,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:03,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:03,675 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:03,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:03,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:03,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:03,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:03,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:03,680 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:03,682 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:03,684 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:03,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:03,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:03,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:03,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:03,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:03,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:03,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:03,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:03,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:03,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:03,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:03,711 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:03,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:03,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:03,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:03,715 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 -> 5e714471f2db8decbefcd7ac9e05ec467702a5f7 [2019-11-27 15:57:04,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:04,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:04,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:04,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:04,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:04,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2019-11-27 15:57:04,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a41de21f/3684fec1f19c4ff4a9207f1ec5e06f87/FLAGdb56dcfbb [2019-11-27 15:57:06,652 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:06,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label48.c [2019-11-27 15:57:06,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a41de21f/3684fec1f19c4ff4a9207f1ec5e06f87/FLAGdb56dcfbb [2019-11-27 15:57:06,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a41de21f/3684fec1f19c4ff4a9207f1ec5e06f87 [2019-11-27 15:57:06,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:06,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:06,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:06,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:06,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:06,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:06" (1/1) ... [2019-11-27 15:57:06,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:06, skipping insertion in model container [2019-11-27 15:57:06,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:06" (1/1) ... [2019-11-27 15:57:06,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:07,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:10,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:10,760 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:12,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:12,526 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:12,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12 WrapperNode [2019-11-27 15:57:12,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:12,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:12,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:12,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:12,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:13,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:13,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:13,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:13,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:13,812 INFO L168 Benchmark]: Toolchain (without parser) took 7027.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 885.9 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:13,814 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. [2019-11-27 15:57:13,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5748.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.6 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:13,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 753.62 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 919.3 MB in the end (delta: -202.7 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:13,823 INFO L168 Benchmark]: Boogie Preprocessor took 516.71 ms. Allocated memory is still 1.0 GB. Free memory was 919.3 MB in the beginning and 885.9 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:13,834 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 5748.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.6 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 753.62 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 919.3 MB in the end (delta: -202.7 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 516.71 ms. Allocated memory is still 1.0 GB. Free memory was 919.3 MB in the beginning and 885.9 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...