./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label23.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/Problem17_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:22,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:22,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:22,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:22,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:22,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:22,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:22,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:22,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:22,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:22,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:22,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:23,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:23,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:23,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:23,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:23,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:23,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:23,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:23,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:23,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:23,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:23,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:23,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:23,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:23,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:23,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:23,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:23,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:23,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:23,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:23,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:23,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:23,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:23,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:23,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:23,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:23,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:23,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:23,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:23,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:23,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:23,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:23,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:23,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:23,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:23,148 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:23,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:23,149 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:23,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:23,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:23,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:23,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:23,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:23,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:23,155 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:23,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:23,155 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:23,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:23,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:23,157 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:23,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:23,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:23,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:23,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:23,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:23,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:23,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:23,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:23,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:23,163 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-27 15:59:23,752 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:23,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:23,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:23,793 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:23,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:23,798 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-27 15:59:23,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe03e259/a16be8786ec9418da1851a3a823c3c6c/FLAGae6666faf [2019-11-27 15:59:25,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:25,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-27 15:59:25,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe03e259/a16be8786ec9418da1851a3a823c3c6c/FLAGae6666faf [2019-11-27 15:59:25,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe03e259/a16be8786ec9418da1851a3a823c3c6c [2019-11-27 15:59:25,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:25,607 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:25,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:25,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:25,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:25,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25, skipping insertion in model container [2019-11-27 15:59:25,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:25,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:28,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:28,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:28,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:29,039 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:29,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29 WrapperNode [2019-11-27 15:59:29,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:29,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:29,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:29,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:29,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:29,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:29,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:29,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:29,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:30,643 INFO L168 Benchmark]: Toolchain (without parser) took 5030.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.0 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,645 INFO L168 Benchmark]: CDTParser took 2.65 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 15:59:30,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3432.37 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 779.41 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,656 INFO L168 Benchmark]: Boogie Preprocessor took 804.94 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 782.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,670 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.65 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 3432.37 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 779.41 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 804.94 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 782.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 15:59:34,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:34,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:34,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:34,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:34,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:34,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:34,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:34,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:34,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:34,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:34,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:34,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:34,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:34,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:34,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:34,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:34,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:34,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:34,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:34,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:34,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:34,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:34,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:34,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:34,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:34,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:34,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:34,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:34,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:34,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:34,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:34,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:34,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:34,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:34,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:34,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:34,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:34,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:34,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:34,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:34,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:34,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:34,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:34,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:34,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:34,734 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:34,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:34,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:34,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:34,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:34,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:34,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:34,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:34,740 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:34,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:34,743 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:34,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:34,743 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:34,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:34,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:34,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:34,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:34,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:34,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:34,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:34,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:34,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:34,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:34,750 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:34,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:34,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:34,753 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-27 15:59:35,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:35,427 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:35,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:35,439 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:35,442 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:35,444 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-27 15:59:35,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50578007d/a7cdbf84773646f8a6e141ea3977b622/FLAGb5d4e4969 [2019-11-27 15:59:37,125 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:37,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-27 15:59:37,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50578007d/a7cdbf84773646f8a6e141ea3977b622/FLAGb5d4e4969 [2019-11-27 15:59:37,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50578007d/a7cdbf84773646f8a6e141ea3977b622 [2019-11-27 15:59:37,234 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:37,240 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:37,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:37,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:37,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:37,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37, skipping insertion in model container [2019-11-27 15:59:37,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:37,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:40,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:40,157 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:41,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:41,503 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:41,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41 WrapperNode [2019-11-27 15:59:41,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:41,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:41,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:41,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:41,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:41,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:41,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:41,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:41,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:42,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:42,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:42,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:42,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:42,315 INFO L168 Benchmark]: Toolchain (without parser) took 5073.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,317 INFO L168 Benchmark]: CDTParser took 0.46 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 15:59:42,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4265.99 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 397.08 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,326 INFO L168 Benchmark]: Boogie Preprocessor took 404.06 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,336 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 4265.99 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 397.08 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 404.06 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...