./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label24.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 d443bde2b4ed91a040fe01a253a772dbee49a394 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label24.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 d443bde2b4ed91a040fe01a253a772dbee49a394 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:42,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:42,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:42,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:42,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:42,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:42,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:42,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:42,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:42,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:42,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:43,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:43,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:43,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:43,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:43,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:43,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:43,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:43,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:43,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:43,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:43,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:43,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:43,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:43,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:43,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:43,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:43,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:43,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:43,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:43,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:43,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:43,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:43,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:43,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:43,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:43,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:43,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:43,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:43,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:43,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:43,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:43,137 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:43,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:43,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:43,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:43,146 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:43,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:43,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:43,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:43,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:43,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:43,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:43,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:43,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:43,154 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:43,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:43,155 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:43,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:43,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:43,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:43,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:43,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:43,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:43,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:43,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:43,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:43,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:43,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:43,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:43,162 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 -> d443bde2b4ed91a040fe01a253a772dbee49a394 [2019-11-27 15:43:43,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:43,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:43,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:43,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:43,757 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:43,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-27 15:43:43,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f5648bb/220c7c5c00724f20b7b9769cf916d437/FLAGf7d7a484a [2019-11-27 15:43:45,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:45,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-27 15:43:45,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f5648bb/220c7c5c00724f20b7b9769cf916d437/FLAGf7d7a484a [2019-11-27 15:43:45,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f5648bb/220c7c5c00724f20b7b9769cf916d437 [2019-11-27 15:43:45,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:45,459 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:45,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:45,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:45,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:45,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:45,483 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 27.11 03:43:45, skipping insertion in model container [2019-11-27 15:43:45,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:45,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:45,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:47,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:47,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:47,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:47,869 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:47,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47 WrapperNode [2019-11-27 15:43:47,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:47,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:47,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:47,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:47,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:48,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:48,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:48,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:48,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:48,416 INFO L168 Benchmark]: Toolchain (without parser) took 2951.73 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 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:48,417 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:48,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2409.55 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 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:48,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.86 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:48,427 INFO L168 Benchmark]: Boogie Preprocessor took 254.13 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 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. [2019-11-27 15:43:48,440 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 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 2409.55 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 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.86 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 254.13 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 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 0.1.24-509859d [2019-11-27 15:43:52,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:52,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:52,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:52,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:52,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:52,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:52,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:52,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:52,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:52,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:52,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:52,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:52,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:52,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:52,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:52,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:52,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:52,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:52,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:52,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:52,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:52,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:52,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:52,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:52,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:52,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:52,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:52,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:52,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:52,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:52,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:52,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:52,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:52,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:52,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:52,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:52,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:52,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:52,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:52,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:52,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:52,674 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:52,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:52,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:52,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:52,683 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:52,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:52,684 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:52,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:52,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:52,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:52,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:52,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:52,691 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:52,691 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:52,691 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:52,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:52,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:52,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:52,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:52,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:52,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:52,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:52,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:52,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:52,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:52,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:52,699 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:52,699 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:52,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:52,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:52,704 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 -> d443bde2b4ed91a040fe01a253a772dbee49a394 [2019-11-27 15:43:53,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:53,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:53,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:53,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:53,319 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:53,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-27 15:43:53,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23115fd0b/64b9014b61ac4c10966a380095862c7b/FLAG560f266d6 [2019-11-27 15:43:54,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:54,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-27 15:43:55,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23115fd0b/64b9014b61ac4c10966a380095862c7b/FLAG560f266d6 [2019-11-27 15:43:55,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23115fd0b/64b9014b61ac4c10966a380095862c7b [2019-11-27 15:43:55,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:55,173 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:55,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:55,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:55,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:55,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55, skipping insertion in model container [2019-11-27 15:43:55,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:55,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:57,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:57,103 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:57,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:57,776 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:57,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57 WrapperNode [2019-11-27 15:43:57,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:57,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:57,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:57,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:57,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:57,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:58,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:58,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:58,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:58,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:58,372 INFO L168 Benchmark]: Toolchain (without parser) took 3194.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 927.3 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:58,373 INFO L168 Benchmark]: CDTParser took 3.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:58,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2597.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:58,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 324.27 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:58,383 INFO L168 Benchmark]: Boogie Preprocessor took 259.27 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:58,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 2597.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 324.27 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 259.27 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 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...