./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label25.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 31d3d4156db558411781e72ed5409a47ee7a6bec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label25.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 31d3d4156db558411781e72ed5409a47ee7a6bec .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:39,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:39,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:39,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:39,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:39,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:39,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:39,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:39,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:39,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:39,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:39,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:39,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:39,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:39,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:39,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:39,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:39,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:39,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:39,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:39,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:39,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:39,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:39,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:39,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:39,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:39,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:39,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:39,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:39,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:39,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:39,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:39,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:39,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:39,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:39,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:39,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:39,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:39,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:39,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:39,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:39,790 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:39,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:39,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:39,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:39,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:39,843 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:39,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:39,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:39,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:39,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:39,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:39,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:39,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:39,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:39,849 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:39,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:39,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:39,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:39,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:39,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:39,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:39,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:39,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:39,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:39,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:39,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:39,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:39,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:39,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:39,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:39,860 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 -> 31d3d4156db558411781e72ed5409a47ee7a6bec [2019-11-24 20:40:40,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:40,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:40,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:40,528 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:40,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:40,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-24 20:40:40,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91d850f43/ffd971f74cfc4be0b5b2974ad37dbc92/FLAG36dc27753 [2019-11-24 20:40:42,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:42,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-24 20:40:42,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91d850f43/ffd971f74cfc4be0b5b2974ad37dbc92/FLAG36dc27753 [2019-11-24 20:40:42,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91d850f43/ffd971f74cfc4be0b5b2974ad37dbc92 [2019-11-24 20:40:42,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:42,240 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:42,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:42,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:42,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:42,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42, skipping insertion in model container [2019-11-24 20:40:42,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:42,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:43,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:43,956 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:44,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:44,570 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:44,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44 WrapperNode [2019-11-24 20:40:44,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:44,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:44,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:44,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:44,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:44,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:44,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:44,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:44,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:45,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:45,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:45,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:45,101 INFO L168 Benchmark]: Toolchain (without parser) took 2857.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 903.8 MB in the end (delta: 57.9 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:45,102 INFO L168 Benchmark]: CDTParser took 1.14 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:45,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2328.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:45,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.63 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:45,113 INFO L168 Benchmark]: Boogie Preprocessor took 241.39 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:45,123 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2328.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.63 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.39 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.8 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 0.1.24-32f2683 [2019-11-24 20:40:49,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:49,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:49,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:49,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:49,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:49,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:49,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:49,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:49,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:49,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:49,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:49,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:49,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:49,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:49,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:49,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:49,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:49,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:49,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:49,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:49,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:49,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:49,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:49,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:49,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:49,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:49,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:49,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:49,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:49,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:49,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:49,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:49,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:49,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:49,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:49,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:49,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:49,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:49,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:49,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:49,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:49,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:49,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:49,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:49,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:49,379 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:49,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:49,380 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:49,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:49,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:49,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:49,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:49,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:49,383 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:49,383 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:49,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:49,387 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:49,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:49,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:49,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:49,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:49,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:49,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:49,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:49,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:49,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:49,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:49,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:49,392 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:49,393 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:49,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:49,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:49,397 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 -> 31d3d4156db558411781e72ed5409a47ee7a6bec [2019-11-24 20:40:49,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:49,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:49,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:49,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:49,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:49,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-24 20:40:50,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8bb5685/a0ddd87dc7ac411e85a4318c0655e30f/FLAG6c37f7309 [2019-11-24 20:40:51,533 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:51,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-24 20:40:51,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8bb5685/a0ddd87dc7ac411e85a4318c0655e30f/FLAG6c37f7309 [2019-11-24 20:40:51,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8bb5685/a0ddd87dc7ac411e85a4318c0655e30f [2019-11-24 20:40:51,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:51,632 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:51,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:51,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:51,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:51,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51, skipping insertion in model container [2019-11-24 20:40:51,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:51,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:53,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:53,457 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:54,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:54,126 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:54,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54 WrapperNode [2019-11-24 20:40:54,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:54,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:54,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:54,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:54,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:54,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:54,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:54,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:54,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:54" (1/1) ... [2019-11-24 20:40:54,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:54,651 INFO L168 Benchmark]: Toolchain (without parser) took 3014.46 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 892.5 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:54,652 INFO L168 Benchmark]: CDTParser took 2.82 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. [2019-11-24 20:40:54,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2495.66 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 915.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:54,654 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:54,659 INFO L168 Benchmark]: Boogie Preprocessor took 228.59 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:54,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 2495.66 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 915.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.59 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.5 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...