./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem19_label28.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 3ae06bf9e6d9b117764a13029a64a0f04f489322 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label28.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 3ae06bf9e6d9b117764a13029a64a0f04f489322 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:19,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:19,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:19,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:19,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:19,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:19,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:19,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:19,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:19,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:19,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:19,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:19,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:19,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:19,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:19,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:19,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:19,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:19,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:19,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:19,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:19,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:19,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:19,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:19,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:19,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:19,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:19,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:19,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:19,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:19,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:19,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:19,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:19,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:19,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:19,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:19,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:19,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:19,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:19,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:19,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:19,684 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:19,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:19,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:19,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:19,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:19,723 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:19,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:19,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:19,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:19,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:19,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:19,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:19,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:19,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:19,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:19,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:19,730 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:19,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:19,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:19,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:19,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:19,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:19,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:19,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:19,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:19,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:19,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:19,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:19,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:19,734 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 -> 3ae06bf9e6d9b117764a13029a64a0f04f489322 [2019-11-27 09:39:20,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:20,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:20,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:20,257 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:20,262 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:20,263 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-27 09:39:20,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f0d585f/96fb5b180092406e96c8461f8041dfc6/FLAG8f4c55ddc [2019-11-27 09:39:21,772 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:21,774 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-27 09:39:21,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f0d585f/96fb5b180092406e96c8461f8041dfc6/FLAG8f4c55ddc [2019-11-27 09:39:21,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f0d585f/96fb5b180092406e96c8461f8041dfc6 [2019-11-27 09:39:21,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:21,908 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:21,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:21,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:21,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:21,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:21" (1/1) ... [2019-11-27 09:39:21,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28674ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:21, skipping insertion in model container [2019-11-27 09:39:21,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:21" (1/1) ... [2019-11-27 09:39:21,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:22,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:25,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:25,323 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:26,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:27,071 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:27,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27 WrapperNode [2019-11-27 09:39:27,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:27,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:27,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:27,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:27,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:27,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:27,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:27,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:27,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:27,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:28,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:28,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:28,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:28,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:29,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:29,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:29,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:27" (1/1) ... [2019-11-27 09:39:30,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:30,040 INFO L168 Benchmark]: Toolchain (without parser) took 8127.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 779.3 MB in the end (delta: 150.9 MB). Peak memory consumption was 391.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:30,045 INFO L168 Benchmark]: CDTParser took 0.23 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 09:39:30,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5166.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 876.6 MB in the end (delta: 53.6 MB). Peak memory consumption was 270.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:30,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 914.31 ms. Allocated memory is still 1.0 GB. Free memory was 876.6 MB in the beginning and 715.9 MB in the end (delta: 160.7 MB). Peak memory consumption was 160.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:30,050 INFO L168 Benchmark]: Boogie Preprocessor took 2040.86 ms. Allocated memory is still 1.0 GB. Free memory was 715.9 MB in the beginning and 779.3 MB in the end (delta: -63.5 MB). Peak memory consumption was 176.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:30,058 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 5166.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 876.6 MB in the end (delta: 53.6 MB). Peak memory consumption was 270.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 914.31 ms. Allocated memory is still 1.0 GB. Free memory was 876.6 MB in the beginning and 715.9 MB in the end (delta: 160.7 MB). Peak memory consumption was 160.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2040.86 ms. Allocated memory is still 1.0 GB. Free memory was 715.9 MB in the beginning and 779.3 MB in the end (delta: -63.5 MB). Peak memory consumption was 176.7 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-da95e15 [2019-11-27 09:39:32,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:32,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:32,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:32,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:32,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:32,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:32,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:32,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:32,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:32,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:32,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:32,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:32,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:32,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:32,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:32,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:32,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:32,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:32,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:32,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:33,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:33,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:33,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:33,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:33,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:33,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:33,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:33,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:33,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:33,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:33,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:33,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:33,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:33,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:33,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:33,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:33,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:33,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:33,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:33,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:33,034 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:33,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:33,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:33,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:33,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:33,068 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:33,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:33,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:33,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:33,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:33,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:33,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:33,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:33,074 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:33,074 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:33,074 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:33,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:33,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:33,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:33,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:33,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:33,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:33,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:33,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:33,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:33,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:33,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:33,080 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:33,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:33,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:33,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:33,081 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 -> 3ae06bf9e6d9b117764a13029a64a0f04f489322 [2019-11-27 09:39:33,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:33,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:33,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:33,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:33,600 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:33,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-27 09:39:33,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33b244e0/c2e6d3a9a48547f68ecaf2300f77845f/FLAGfd46f91c1 [2019-11-27 09:39:35,077 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:35,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-27 09:39:35,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33b244e0/c2e6d3a9a48547f68ecaf2300f77845f/FLAGfd46f91c1 [2019-11-27 09:39:35,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33b244e0/c2e6d3a9a48547f68ecaf2300f77845f [2019-11-27 09:39:35,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:35,260 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:35,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:35,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:35,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:35,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:35" (1/1) ... [2019-11-27 09:39:35,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:35, skipping insertion in model container [2019-11-27 09:39:35,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:35" (1/1) ... [2019-11-27 09:39:35,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:35,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:38,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:39,006 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:40,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:40,811 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:40,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40 WrapperNode [2019-11-27 09:39:40,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:40,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:40,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:40,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:40,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:40,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:41,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:41,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:41,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:41,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:41,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:41,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:41,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:41,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:42,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:42,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:42,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:40" (1/1) ... [2019-11-27 09:39:42,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:42,560 INFO L168 Benchmark]: Toolchain (without parser) took 7297.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 868.7 MB in the end (delta: 61.5 MB). Peak memory consumption was 311.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:42,561 INFO L168 Benchmark]: CDTParser took 0.26 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 09:39:42,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5556.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 764.2 MB in the end (delta: 166.0 MB). Peak memory consumption was 250.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:42,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 555.06 ms. Allocated memory is still 1.0 GB. Free memory was 764.2 MB in the beginning and 696.2 MB in the end (delta: 68.0 MB). Peak memory consumption was 68.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:42,570 INFO L168 Benchmark]: Boogie Preprocessor took 1178.46 ms. Allocated memory is still 1.0 GB. Free memory was 696.2 MB in the beginning and 868.7 MB in the end (delta: -172.5 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:42,578 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 5556.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 764.2 MB in the end (delta: 166.0 MB). Peak memory consumption was 250.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 555.06 ms. Allocated memory is still 1.0 GB. Free memory was 764.2 MB in the beginning and 696.2 MB in the end (delta: 68.0 MB). Peak memory consumption was 68.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1178.46 ms. Allocated memory is still 1.0 GB. Free memory was 696.2 MB in the beginning and 868.7 MB in the end (delta: -172.5 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...