./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label42.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_label42.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 e264c6bfc59204684e8ff5f8f4a46a363046b0d1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label42.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 e264c6bfc59204684e8ff5f8f4a46a363046b0d1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:55,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:55,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:55,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:55,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:55,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:55,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:55,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:55,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:55,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:55,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:55,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:55,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:55,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:55,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:55,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:55,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:55,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:55,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:55,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:55,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:55,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:55,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:55,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:55,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:55,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:55,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:55,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:55,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:55,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:55,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:55,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:55,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:55,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:55,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:55,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:55,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:55,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:55,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:55,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:55,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:55,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:55,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:55,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:55,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:55,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:55,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:55,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:55,414 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:55,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:55,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:55,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:55,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:55,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:55,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:55,419 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:55,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:55,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:55,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:55,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:55,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:55,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:55,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:55,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:55,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:55,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:55,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:55,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:55,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:55,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:55,430 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 -> e264c6bfc59204684e8ff5f8f4a46a363046b0d1 [2019-11-27 15:43:56,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:56,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:56,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:56,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:56,093 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:56,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label42.c [2019-11-27 15:43:56,272 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e66ee476/ac822736934b4a309e2918dc797cedf3/FLAG21e0a5364 [2019-11-27 15:43:57,639 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:57,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label42.c [2019-11-27 15:43:57,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e66ee476/ac822736934b4a309e2918dc797cedf3/FLAG21e0a5364 [2019-11-27 15:43:57,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e66ee476/ac822736934b4a309e2918dc797cedf3 [2019-11-27 15:43:57,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:57,740 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:57,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:57,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:57,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:57,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:57,761 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 27.11 03:43:57, skipping insertion in model container [2019-11-27 15:43:57,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:57,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:57,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:59,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:59,517 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:00,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:00,123 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:00,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00 WrapperNode [2019-11-27 15:44:00,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:00,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:00,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:00,131 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:00,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:00,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:00,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:00,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:00,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:00" (1/1) ... [2019-11-27 15:44:00,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:00,678 INFO L168 Benchmark]: Toolchain (without parser) took 2935.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 15:44:00,679 INFO L168 Benchmark]: CDTParser took 0.64 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. [2019-11-27 15:44:00,682 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2387.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 15:44:00,687 INFO L168 Benchmark]: Boogie Procedure Inliner took 292.58 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. [2019-11-27 15:44:00,690 INFO L168 Benchmark]: Boogie Preprocessor took 244.64 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. [2019-11-27 15:44:00,700 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 2387.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 292.58 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 244.64 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 0.1.24-509859d [2019-11-27 15:44:04,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:04,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:04,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:04,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:04,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:04,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:04,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:04,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:04,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:04,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:04,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:04,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:04,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:04,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:04,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:04,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:04,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:04,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:04,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:04,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:04,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:04,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:04,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:04,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:04,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:04,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:04,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:04,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:04,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:04,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:04,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:04,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:04,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:04,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:04,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:04,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:04,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:04,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:04,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:04,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:04,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:04,820 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:04,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:04,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:04,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:04,830 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:04,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:04,833 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:04,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:04,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:04,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:04,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:04,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:04,838 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:04,840 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:04,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:04,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:04,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:04,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:04,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:04,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:04,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:04,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:04,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:04,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:04,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:04,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:04,848 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:04,850 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:04,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:04,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:04,853 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 -> e264c6bfc59204684e8ff5f8f4a46a363046b0d1 [2019-11-27 15:44:05,415 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:05,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:05,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:05,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:05,480 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:05,482 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label42.c [2019-11-27 15:44:05,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98854c4ae/260c09200b83487abd82009b7ece8550/FLAG133e8750a [2019-11-27 15:44:06,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:06,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label42.c [2019-11-27 15:44:06,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98854c4ae/260c09200b83487abd82009b7ece8550/FLAG133e8750a [2019-11-27 15:44:07,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98854c4ae/260c09200b83487abd82009b7ece8550 [2019-11-27 15:44:07,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:07,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:07,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:07,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:07,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:07,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:07,298 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 03:44:07, skipping insertion in model container [2019-11-27 15:44:07,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:07,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:07,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:09,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:09,283 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:09,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:09,962 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:09,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09 WrapperNode [2019-11-27 15:44:09,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:09,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:09,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:09,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:09,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:10,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:10,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:10,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:10,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:09" (1/1) ... [2019-11-27 15:44:10,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:10,478 INFO L168 Benchmark]: Toolchain (without parser) took 3202.03 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 927.3 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:10,479 INFO L168 Benchmark]: CDTParser took 0.40 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 15:44:10,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2686.67 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 955.9 MB in the end (delta: 13.5 kB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:10,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.30 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 15:44:10,490 INFO L168 Benchmark]: Boogie Preprocessor took 226.91 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 15:44:10,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2686.67 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 955.9 MB in the end (delta: 13.5 kB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.30 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 226.91 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...