./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label26.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/Problem11_label26.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 848d030cccdff5a4ae4d83a1350fa05a55064ab8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label26.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 848d030cccdff5a4ae4d83a1350fa05a55064ab8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:54:49,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:49,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:49,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:49,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:49,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:49,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:49,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:49,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:49,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:49,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:49,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:49,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:49,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:49,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:49,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:49,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:49,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:49,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:49,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:49,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:49,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:49,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:49,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:49,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:49,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:49,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:49,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:49,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:49,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:49,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:49,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:49,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:49,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:49,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:49,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:49,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:49,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:49,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:49,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:49,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:49,856 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:49,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:49,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:49,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:49,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:49,904 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:49,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:49,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:49,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:49,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:49,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:49,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:49,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:49,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:49,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:49,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:49,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:49,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:49,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:49,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:49,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:49,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:49,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:49,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:49,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:49,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:49,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:49,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:49,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:49,914 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 -> 848d030cccdff5a4ae4d83a1350fa05a55064ab8 [2019-11-27 15:54:50,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:50,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:50,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:50,384 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:50,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:50,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-27 15:54:50,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c035aa2e3/e0b76fb8eb5a4f52bee00d9b32f12524/FLAGa777f5faf [2019-11-27 15:54:51,415 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:51,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-27 15:54:51,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c035aa2e3/e0b76fb8eb5a4f52bee00d9b32f12524/FLAGa777f5faf [2019-11-27 15:54:51,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c035aa2e3/e0b76fb8eb5a4f52bee00d9b32f12524 [2019-11-27 15:54:51,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:51,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:51,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:51,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:51,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:51,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a60da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51, skipping insertion in model container [2019-11-27 15:54:51,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:51,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:52,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:52,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:52,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:52,966 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:52,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52 WrapperNode [2019-11-27 15:54:52,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:52,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:52,971 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:52,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:52,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:53,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:53,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:53,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:53,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:53,517 INFO L168 Benchmark]: Toolchain (without parser) took 1931.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 921.8 MB in the end (delta: 32.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,518 INFO L168 Benchmark]: CDTParser took 3.70 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 15:54:53,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1383.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 950.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 933.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,528 INFO L168 Benchmark]: Boogie Preprocessor took 264.52 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 921.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.70 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 1383.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 950.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 933.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.52 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 921.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:54:57,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:57,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:57,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:57,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:57,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:57,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:57,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:57,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:57,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:57,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:57,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:57,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:57,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:57,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:57,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:57,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:57,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:57,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:57,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:57,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:57,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:57,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:57,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:57,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:57,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:57,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:57,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:57,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:57,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:57,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:57,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:57,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:57,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:57,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:57,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:57,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:57,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:57,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:57,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:57,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:57,259 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:57,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:57,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:57,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:57,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:57,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:57,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:57,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:57,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:57,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:57,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:57,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:57,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:57,298 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:57,298 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:57,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:57,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:57,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:57,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:57,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:57,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:57,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:57,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:57,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:57,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:57,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:57,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:57,303 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:57,306 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:57,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:57,306 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:57,307 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 -> 848d030cccdff5a4ae4d83a1350fa05a55064ab8 [2019-11-27 15:54:57,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:57,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:57,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:57,743 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:57,746 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:57,747 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-27 15:54:57,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/616ff3a56/b59100c0dda744b7a96d7c0c4017c7db/FLAG1b6610f42 [2019-11-27 15:54:58,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:58,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-27 15:54:58,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/616ff3a56/b59100c0dda744b7a96d7c0c4017c7db/FLAG1b6610f42 [2019-11-27 15:54:58,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/616ff3a56/b59100c0dda744b7a96d7c0c4017c7db [2019-11-27 15:54:58,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:58,949 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:58,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:58,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:58,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:58,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:58,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58, skipping insertion in model container [2019-11-27 15:54:58,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:58,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:59,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:00,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:00,099 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:00,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:00,378 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:00,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00 WrapperNode [2019-11-27 15:55:00,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:00,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:00,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:00,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:00,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:00,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:00,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:00,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:00,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:00,703 INFO L168 Benchmark]: Toolchain (without parser) took 1749.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 916.2 MB in the end (delta: 38.3 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,704 INFO L168 Benchmark]: CDTParser took 0.22 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 15:55:00,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1433.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 933.4 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.62 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 922.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,711 INFO L168 Benchmark]: Boogie Preprocessor took 151.68 ms. Allocated memory is still 1.0 GB. Free memory was 922.0 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,718 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1433.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 933.4 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.62 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 922.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.68 ms. Allocated memory is still 1.0 GB. Free memory was 922.0 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...