./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label34.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label34.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 a2b32960ee57693dc1228b3269bd7081f65a8e4c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label34.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 a2b32960ee57693dc1228b3269bd7081f65a8e4c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:37,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:37,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:37,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:37,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:37,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:37,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:37,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:37,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:37,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:37,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:37,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:37,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:37,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:37,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:37,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:37,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:37,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:37,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:37,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:37,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:37,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:37,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:37,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:37,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:37,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:37,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:37,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:37,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:37,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:37,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:37,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:37,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:37,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:37,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:37,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:37,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:37,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:37,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:37,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:37,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:37,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:37,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:37,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:37,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:37,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:37,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:37,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:37,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:37,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:37,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:37,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:37,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:37,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:37,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:37,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:37,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:37,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:37,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:37,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:37,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:37,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:37,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:37,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:37,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:37,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:37,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:37,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:37,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:37,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:37,904 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 -> a2b32960ee57693dc1228b3269bd7081f65a8e4c [2019-11-26 16:35:38,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:38,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:38,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:38,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:38,569 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:38,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label34.c [2019-11-26 16:35:38,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addd8a80d/c056a7cd59464d9486ec7930fe05fbcc/FLAG31d7a7416 [2019-11-26 16:35:40,499 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:40,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label34.c [2019-11-26 16:35:40,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addd8a80d/c056a7cd59464d9486ec7930fe05fbcc/FLAG31d7a7416 [2019-11-26 16:35:40,634 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addd8a80d/c056a7cd59464d9486ec7930fe05fbcc [2019-11-26 16:35:40,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:40,647 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:40,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:40,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:40,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:40,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:40" (1/1) ... [2019-11-26 16:35:40,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:40, skipping insertion in model container [2019-11-26 16:35:40,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:40" (1/1) ... [2019-11-26 16:35:40,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:40,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:44,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:44,647 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:46,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:46,306 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:46,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46 WrapperNode [2019-11-26 16:35:46,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:46,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:46,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:46,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:46,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:46,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:46,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:46,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:46,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:47,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:47,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:47,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:47,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:47,348 INFO L168 Benchmark]: Toolchain (without parser) took 6696.17 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 750.1 MB in the end (delta: 200.1 MB). Peak memory consumption was 200.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:47,349 INFO L168 Benchmark]: CDTParser took 3.11 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:47,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5662.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.6 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:47,355 INFO L168 Benchmark]: Boogie Procedure Inliner took 506.29 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 778.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:47,359 INFO L168 Benchmark]: Boogie Preprocessor took 517.22 ms. Allocated memory is still 1.0 GB. Free memory was 778.8 MB in the beginning and 750.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:47,372 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5662.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.6 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 506.29 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 778.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 517.22 ms. Allocated memory is still 1.0 GB. Free memory was 778.8 MB in the beginning and 750.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:51,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:51,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:51,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:51,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:51,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:51,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:51,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:51,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:51,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:51,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:51,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:51,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:51,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:51,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:51,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:51,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:51,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:51,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:51,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:51,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:51,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:51,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:51,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:51,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:51,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:51,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:51,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:51,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:51,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:51,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:51,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:51,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:51,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:51,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:51,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:51,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:51,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:51,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:51,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:51,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:51,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:51,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:51,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:51,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:51,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:51,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:51,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:51,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:51,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:51,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:51,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:51,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:51,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:51,679 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:51,680 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:51,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:51,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:51,681 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:51,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:51,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:51,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:51,684 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:51,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:51,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:51,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:51,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:51,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:51,686 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:51,686 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:51,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:51,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:51,688 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 -> a2b32960ee57693dc1228b3269bd7081f65a8e4c [2019-11-26 16:35:52,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:52,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:52,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:52,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:52,322 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:52,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label34.c [2019-11-26 16:35:52,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee63a4e5/a69e1411589f41e1815cc9479962e968/FLAG4d6cd9a96 [2019-11-26 16:35:54,144 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:54,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label34.c [2019-11-26 16:35:54,218 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee63a4e5/a69e1411589f41e1815cc9479962e968/FLAG4d6cd9a96 [2019-11-26 16:35:54,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee63a4e5/a69e1411589f41e1815cc9479962e968 [2019-11-26 16:35:54,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:54,269 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:54,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:54,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:54,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:54,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:54" (1/1) ... [2019-11-26 16:35:54,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:54, skipping insertion in model container [2019-11-26 16:35:54,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:54" (1/1) ... [2019-11-26 16:35:54,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:54,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:57,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:57,873 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:59,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:59,523 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:59,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59 WrapperNode [2019-11-26 16:35:59,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:59,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:59,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:59,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:59,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:35:59,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:00,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:00,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:00,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:00,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:36:00,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:00,540 INFO L168 Benchmark]: Toolchain (without parser) took 6264.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 734.4 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:00,544 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:36:00,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5252.08 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 797.4 MB in the end (delta: 152.8 MB). Peak memory consumption was 152.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:00,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 525.29 ms. Allocated memory is still 1.0 GB. Free memory was 797.4 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:00,551 INFO L168 Benchmark]: Boogie Preprocessor took 476.39 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:00,562 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5252.08 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 797.4 MB in the end (delta: 152.8 MB). Peak memory consumption was 152.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 525.29 ms. Allocated memory is still 1.0 GB. Free memory was 797.4 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 476.39 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...