./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label24.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/Problem04_label24.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 a8f47d1d03d6746fe49a61e42faebe8850e3301f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label24.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 a8f47d1d03d6746fe49a61e42faebe8850e3301f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:41:18,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:18,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:18,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:18,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:18,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:18,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:18,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:18,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:18,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:18,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:18,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:18,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:18,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:18,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:18,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:18,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:18,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:18,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:18,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:18,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:18,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:18,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:18,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:18,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:18,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:18,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:18,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:18,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:18,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:18,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:18,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:18,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:18,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:18,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:18,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:18,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:18,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:18,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:18,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:18,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:18,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:18,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:18,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:18,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:18,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:18,968 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:18,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:18,970 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:18,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:18,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:18,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:18,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:18,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:18,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:18,975 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:18,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:18,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:18,977 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:18,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:18,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:18,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:18,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:18,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:18,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:18,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:18,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:18,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:18,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:18,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:18,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:18,986 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 -> a8f47d1d03d6746fe49a61e42faebe8850e3301f [2019-11-24 20:41:19,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:19,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:19,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:19,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:19,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:19,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2019-11-24 20:41:19,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c79cc10/4adbbfc651ad47fab600728403d8dd36/FLAG6fbcd165e [2019-11-24 20:41:21,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:21,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2019-11-24 20:41:21,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c79cc10/4adbbfc651ad47fab600728403d8dd36/FLAG6fbcd165e [2019-11-24 20:41:21,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c79cc10/4adbbfc651ad47fab600728403d8dd36 [2019-11-24 20:41:21,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:21,578 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:21,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:21,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:21,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:21,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:21,598 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 08:41:21, skipping insertion in model container [2019-11-24 20:41:21,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:21,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:21,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:24,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:24,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:26,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:26,381 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:26,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26 WrapperNode [2019-11-24 20:41:26,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:26,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:26,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:26,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:26,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:26,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:26,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:26,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:26,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:27,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:27,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:27,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:27,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:27,442 INFO L168 Benchmark]: Toolchain (without parser) took 5862.32 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 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:27,445 INFO L168 Benchmark]: CDTParser took 3.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:27,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4805.07 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:27,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 522.81 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:27,454 INFO L168 Benchmark]: Boogie Preprocessor took 525.79 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:27,466 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.22 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 4805.07 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 522.81 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 525.79 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 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 0.1.24-32f2683 [2019-11-24 20:41:31,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:31,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:31,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:31,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:31,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:31,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:31,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:31,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:31,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:31,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:31,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:31,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:31,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:31,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:31,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:31,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:31,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:31,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:31,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:31,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:31,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:31,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:31,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:31,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:31,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:31,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:31,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:31,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:31,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:31,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:31,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:31,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:31,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:31,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:31,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:31,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:31,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:31,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:31,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:31,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:31,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:31,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:31,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:31,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:31,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:31,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:31,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:31,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:31,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:31,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:31,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:31,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:31,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:31,740 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:31,740 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:31,741 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:31,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:31,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:31,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:31,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:31,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:31,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:31,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:31,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:31,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:31,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:31,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:31,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:31,750 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:31,750 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:31,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:31,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:31,752 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 -> a8f47d1d03d6746fe49a61e42faebe8850e3301f [2019-11-24 20:41:32,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:32,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:32,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:32,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:32,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:32,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2019-11-24 20:41:32,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a8233e2/20bc341eeb3743b3b7a742437b1eaaa1/FLAG159aa6d0c [2019-11-24 20:41:34,257 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:34,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2019-11-24 20:41:34,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a8233e2/20bc341eeb3743b3b7a742437b1eaaa1/FLAG159aa6d0c [2019-11-24 20:41:34,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a8233e2/20bc341eeb3743b3b7a742437b1eaaa1 [2019-11-24 20:41:34,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:34,386 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:34,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:34,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:34,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:34,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:34,409 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 08:41:34, skipping insertion in model container [2019-11-24 20:41:34,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:34,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:34,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:38,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:38,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:40,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:40,305 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:40,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40 WrapperNode [2019-11-24 20:41:40,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:40,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:40,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:40,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:40,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:40,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:40,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:40,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:40,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:40,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:40,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:40,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:40,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:40,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:41,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:41,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:41,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:41,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:41,528 INFO L168 Benchmark]: Toolchain (without parser) took 7138.13 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 733.0 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:41,530 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:41,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5920.40 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:41,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 553.67 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 761.7 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:41,539 INFO L168 Benchmark]: Boogie Preprocessor took 654.75 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:41,549 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 5920.40 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 553.67 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 761.7 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 654.75 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.0 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...