./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label07.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/Problem18_label07.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 40c9463fc988555c5bbf5eca12bf70974b14d395 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label07.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 40c9463fc988555c5bbf5eca12bf70974b14d395 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:53,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:53,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:53,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:53,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:53,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:53,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:53,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:53,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:53,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:53,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:53,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:53,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:53,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:53,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:53,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:53,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:53,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:53,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:53,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:53,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:53,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:53,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:53,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:53,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:53,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:53,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:53,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:53,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:53,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:53,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:53,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:53,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:53,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:53,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:53,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:53,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:53,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:53,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:53,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:53,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:53,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:53,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:53,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:53,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:53,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:53,511 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:53,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:53,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:53,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:53,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:53,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:53,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:53,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:53,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:53,515 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:53,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:53,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:53,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:53,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:53,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:53,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:53,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:53,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:53,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:53,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:53,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:53,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:53,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:53,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:53,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:53,521 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 -> 40c9463fc988555c5bbf5eca12bf70974b14d395 [2019-11-24 20:56:53,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:53,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:53,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:54,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:54,004 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:54,004 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-24 20:56:54,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1148664/8aa8e9c9884742a7ae15ec4cf87875d2/FLAG7435b17d2 [2019-11-24 20:56:55,162 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:55,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-24 20:56:55,214 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1148664/8aa8e9c9884742a7ae15ec4cf87875d2/FLAG7435b17d2 [2019-11-24 20:56:55,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1148664/8aa8e9c9884742a7ae15ec4cf87875d2 [2019-11-24 20:56:55,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:55,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:55,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:55,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:55,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:55,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:55" (1/1) ... [2019-11-24 20:56:55,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:55, skipping insertion in model container [2019-11-24 20:56:55,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:55" (1/1) ... [2019-11-24 20:56:55,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:55,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:57,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:57,366 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:58,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:58,105 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:58,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58 WrapperNode [2019-11-24 20:56:58,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:58,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:58,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:58,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:58,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:58,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:58,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:58,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:58,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:58,929 INFO L168 Benchmark]: Toolchain (without parser) took 3292.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.3 MB in the end (delta: 145.9 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:58,932 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:56:58,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2471.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:58,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 406.93 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.0 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:58,939 INFO L168 Benchmark]: Boogie Preprocessor took 405.73 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 804.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:58,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 2471.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 406.93 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.0 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 405.73 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 804.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 20:57:01,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:01,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:01,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:01,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:01,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:01,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:01,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:01,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:01,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:01,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:01,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:01,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:01,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:01,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:01,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:01,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:01,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:01,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:01,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:01,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:01,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:01,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:01,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:01,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:01,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:01,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:01,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:01,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:01,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:01,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:01,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:01,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:01,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:01,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:01,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:01,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:01,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:01,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:01,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:01,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:01,773 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:01,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:01,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:01,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:01,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:01,819 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:01,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:01,822 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:01,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:01,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:01,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:01,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:01,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:01,824 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:01,824 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:01,824 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:01,824 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:01,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:01,825 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:01,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:01,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:01,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:01,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:01,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:01,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:01,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:01,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:01,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:01,829 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:01,829 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:01,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:01,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:01,831 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 -> 40c9463fc988555c5bbf5eca12bf70974b14d395 [2019-11-24 20:57:02,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:02,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:02,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:02,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:02,297 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:02,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-24 20:57:02,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8006e33f/49a3489751c44bfca859b15dab1bee3a/FLAGaa23d24c3 [2019-11-24 20:57:03,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:03,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-24 20:57:03,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8006e33f/49a3489751c44bfca859b15dab1bee3a/FLAGaa23d24c3 [2019-11-24 20:57:03,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8006e33f/49a3489751c44bfca859b15dab1bee3a [2019-11-24 20:57:03,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:03,939 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:03,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:03,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:03,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:03,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03, skipping insertion in model container [2019-11-24 20:57:03,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:04,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:05,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:05,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:06,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:06,724 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:06,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06 WrapperNode [2019-11-24 20:57:06,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:06,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:06,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:06,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:06,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:06,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:06,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:07,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:07,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:07,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:07,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:07,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:07,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:07,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:07,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:07,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:07,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:07,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:07,300 INFO L168 Benchmark]: Toolchain (without parser) took 3358.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 799.4 MB in the end (delta: 152.3 MB). Peak memory consumption was 152.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:07,301 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:57:07,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2782.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 845.2 MB in the end (delta: 106.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:07,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.77 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:07,308 INFO L168 Benchmark]: Boogie Preprocessor took 293.13 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:07,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 2782.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 845.2 MB in the end (delta: 106.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.77 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 293.13 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...