./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label36.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_label36.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 4b014586a871c87a7a88fd7c414a377b88100eac ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label36.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 4b014586a871c87a7a88fd7c414a377b88100eac ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:40:46,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:46,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:46,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:46,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:46,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:46,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:46,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:46,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:46,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:46,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:46,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:46,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:46,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:46,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:46,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:46,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:46,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:46,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:46,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:46,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:46,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:46,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:46,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:46,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:46,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:46,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:46,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:46,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:46,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:46,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:46,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:46,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:46,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:46,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:46,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:46,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:46,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:46,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:46,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:46,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:46,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:46,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:46,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:46,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:46,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:46,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:46,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:46,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:46,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:46,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:46,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:46,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:46,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:46,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:46,330 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:46,330 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:46,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:46,333 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:46,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:46,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:46,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:46,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:46,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:46,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:46,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:46,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:46,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:46,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:46,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:46,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:46,341 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 -> 4b014586a871c87a7a88fd7c414a377b88100eac [2019-11-24 20:40:46,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:47,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:47,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:47,033 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:47,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:47,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label36.c [2019-11-24 20:40:47,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2779c06c/1ee6ca4495da4414b2ba91a0524ac519/FLAGe3990f465 [2019-11-24 20:40:48,702 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:48,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label36.c [2019-11-24 20:40:48,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2779c06c/1ee6ca4495da4414b2ba91a0524ac519/FLAGe3990f465 [2019-11-24 20:40:48,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2779c06c/1ee6ca4495da4414b2ba91a0524ac519 [2019-11-24 20:40:48,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:48,797 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:48,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:48,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:48,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:48,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:48" (1/1) ... [2019-11-24 20:40:48,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:48, skipping insertion in model container [2019-11-24 20:40:48,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:48" (1/1) ... [2019-11-24 20:40:48,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:49,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:50,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:50,674 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:51,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:51,304 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:51,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51 WrapperNode [2019-11-24 20:40:51,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:51,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:51,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:51,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:51,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:51,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:51,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:51,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:51,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:51" (1/1) ... [2019-11-24 20:40:51,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:51,879 INFO L168 Benchmark]: Toolchain (without parser) took 3074.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 903.7 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:51,880 INFO L168 Benchmark]: CDTParser took 0.87 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 20:40:51,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2507.95 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:51,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.65 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 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 20:40:51,891 INFO L168 Benchmark]: Boogie Preprocessor took 251.73 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:51,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 2507.95 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.65 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 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 251.73 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 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 20:40:55,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:55,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:55,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:55,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:55,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:55,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:55,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:55,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:55,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:55,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:55,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:55,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:55,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:55,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:55,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:55,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:55,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:55,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:55,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:55,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:55,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:55,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:55,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:55,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:55,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:55,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:55,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:55,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:55,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:55,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:55,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:55,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:55,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:55,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:55,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:55,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:55,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:55,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:55,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:55,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:55,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:56,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:56,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:56,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:56,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:56,027 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:56,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:56,028 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:56,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:56,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:56,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:56,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:56,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:56,033 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:56,034 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:56,034 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:56,034 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:56,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:56,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:56,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:56,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:56,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:56,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:56,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:56,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:56,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:56,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:56,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:56,043 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:56,044 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:56,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:56,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:56,046 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 -> 4b014586a871c87a7a88fd7c414a377b88100eac [2019-11-24 20:40:56,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:56,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:56,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:56,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:56,709 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:56,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label36.c [2019-11-24 20:40:56,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8084b06f3/cbfd4d260ead4d2ba95f30cda8d9b83c/FLAG3045d32e7 [2019-11-24 20:40:58,276 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:58,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label36.c [2019-11-24 20:40:58,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8084b06f3/cbfd4d260ead4d2ba95f30cda8d9b83c/FLAG3045d32e7 [2019-11-24 20:40:58,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8084b06f3/cbfd4d260ead4d2ba95f30cda8d9b83c [2019-11-24 20:40:58,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:58,376 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:58,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:58,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:58,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:58,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:58" (1/1) ... [2019-11-24 20:40:58,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:58, skipping insertion in model container [2019-11-24 20:40:58,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:58" (1/1) ... [2019-11-24 20:40:58,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:58,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:00,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:00,275 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:00,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:00,904 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:00,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00 WrapperNode [2019-11-24 20:41:00,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:00,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:00,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:00,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:00,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:01,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:01,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:01,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:01,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:01,413 INFO L168 Benchmark]: Toolchain (without parser) took 3032.83 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 898.1 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,415 INFO L168 Benchmark]: CDTParser took 4.00 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:01,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2524.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.64 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,425 INFO L168 Benchmark]: Boogie Preprocessor took 220.50 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,435 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.00 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 2524.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 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 278.64 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.50 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.1 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...